R Under development (unstable) (2024-03-25 r86192 ucrt) -- "Unsuffered Consequences"
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Platform: x86_64-w64-mingw32/x64

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> source("incl/start.R")
[17:26:32.734] plan(): Setting new future strategy stack:
[17:26:32.735] List of future strategies:
[17:26:32.735] 1. sequential:
[17:26:32.735]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:26:32.735]    - tweaked: FALSE
[17:26:32.735]    - call: future::plan("sequential")
[17:26:32.751] plan(): nbrOfWorkers() = 1
> 
> message("*** futureAssign() ...")
*** futureAssign() ...
> 
> message("*** futureAssign() - sequential w/ lazy evaluation ...")
*** futureAssign() - sequential w/ lazy evaluation ...
> 
> delayedAssign("a", {
+   cat("Delayed assignment evaluated\n")
+   1
+ })
> 
> futureAssign("b", {
+   cat("Future assignment evaluated\n")
+   2
+ }, lazy = TRUE)
[17:26:32.758] getGlobalsAndPackages() ...
[17:26:32.758] Searching for globals...
[17:26:32.765] - globals found: [2] '{', 'cat'
[17:26:32.765] Searching for globals ... DONE
[17:26:32.766] Resolving globals: FALSE
[17:26:32.766] 
[17:26:32.766] 
[17:26:32.767] getGlobalsAndPackages() ... DONE
> 
> ## Because "lazy future" is used, the expression/value
> ## for 'b' will not be resolved at the point.  For other
> ## types of futures, it may already have been resolved
> cat(sprintf("b = %s\n", b))
[17:26:32.768] run() for 'Future' ...
[17:26:32.768] - state: 'created'
[17:26:32.768] - Future backend: 'FutureStrategy', 'sequential', 'uniprocess', 'future', 'function'
[17:26:32.769] - Future class: 'SequentialFuture', 'UniprocessFuture', 'Future', 'environment'
[17:26:32.769] - Copy elements of temporary 'SequentialFuture' to final 'Future' object ...
[17:26:32.769]   - Field: 'label'
[17:26:32.769]   - Field: 'local'
[17:26:32.769]   - Field: 'owner'
[17:26:32.770]   - Field: 'envir'
[17:26:32.770]   - Field: 'packages'
[17:26:32.770]   - Field: 'gc'
[17:26:32.770]   - Field: 'conditions'
[17:26:32.770]   - Field: 'expr'
[17:26:32.770]   - Field: 'uuid'
[17:26:32.771]   - Field: 'seed'
[17:26:32.771]   - Field: 'version'
[17:26:32.771]   - Field: 'result'
[17:26:32.771]   - Field: 'asynchronous'
[17:26:32.771]   - Field: 'calls'
[17:26:32.771]   - Field: 'globals'
[17:26:32.772]   - Field: 'stdout'
[17:26:32.772]   - Field: 'earlySignal'
[17:26:32.772]   - Field: 'lazy'
[17:26:32.772]   - Field: 'state'
[17:26:32.772] - Copy elements of temporary 'SequentialFuture' to final 'Future' object ... done
[17:26:32.773] - Launch lazy future ...
[17:26:32.773] Packages needed by the future expression (n = 0): <none>
[17:26:32.774] Packages needed by future strategies (n = 0): <none>
[17:26:32.775] {
[17:26:32.775]     {
[17:26:32.775]         {
[17:26:32.775]             ...future.startTime <- base::Sys.time()
[17:26:32.775]             {
[17:26:32.775]                 {
[17:26:32.775]                   {
[17:26:32.775]                     base::local({
[17:26:32.775]                       has_future <- base::requireNamespace("future", 
[17:26:32.775]                         quietly = TRUE)
[17:26:32.775]                       if (has_future) {
[17:26:32.775]                         ns <- base::getNamespace("future")
[17:26:32.775]                         version <- ns[[".package"]][["version"]]
[17:26:32.775]                         if (is.null(version)) 
[17:26:32.775]                           version <- utils::packageVersion("future")
[17:26:32.775]                       }
[17:26:32.775]                       else {
[17:26:32.775]                         version <- NULL
[17:26:32.775]                       }
[17:26:32.775]                       if (!has_future || version < "1.8.0") {
[17:26:32.775]                         info <- base::c(r_version = base::gsub("R version ", 
[17:26:32.775]                           "", base::R.version$version.string), 
[17:26:32.775]                           platform = base::sprintf("%s (%s-bit)", 
[17:26:32.775]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:26:32.775]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[17:26:32.775]                             "release", "version")], collapse = " "), 
[17:26:32.775]                           hostname = base::Sys.info()[["nodename"]])
[17:26:32.775]                         info <- base::sprintf("%s: %s", base::names(info), 
[17:26:32.775]                           info)
[17:26:32.775]                         info <- base::paste(info, collapse = "; ")
[17:26:32.775]                         if (!has_future) {
[17:26:32.775]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:26:32.775]                             info)
[17:26:32.775]                         }
[17:26:32.775]                         else {
[17:26:32.775]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:26:32.775]                             info, version)
[17:26:32.775]                         }
[17:26:32.775]                         base::stop(msg)
[17:26:32.775]                       }
[17:26:32.775]                     })
[17:26:32.775]                   }
[17:26:32.775]                   ...future.strategy.old <- future::plan("list")
[17:26:32.775]                   options(future.plan = NULL)
[17:26:32.775]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:26:32.775]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:26:32.775]                 }
[17:26:32.775]                 ...future.workdir <- getwd()
[17:26:32.775]             }
[17:26:32.775]             ...future.oldOptions <- base::as.list(base::.Options)
[17:26:32.775]             ...future.oldEnvVars <- base::Sys.getenv()
[17:26:32.775]         }
[17:26:32.775]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:26:32.775]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:26:32.775]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:26:32.775]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:26:32.775]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:26:32.775]             future.stdout.windows.reencode = NULL, width = 80L)
[17:26:32.775]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:26:32.775]             base::names(...future.oldOptions))
[17:26:32.775]     }
[17:26:32.775]     if (FALSE) {
[17:26:32.775]     }
[17:26:32.775]     else {
[17:26:32.775]         if (TRUE) {
[17:26:32.775]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:26:32.775]                 open = "w")
[17:26:32.775]         }
[17:26:32.775]         else {
[17:26:32.775]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:26:32.775]                 windows = "NUL", "/dev/null"), open = "w")
[17:26:32.775]         }
[17:26:32.775]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:26:32.775]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:26:32.775]             base::sink(type = "output", split = FALSE)
[17:26:32.775]             base::close(...future.stdout)
[17:26:32.775]         }, add = TRUE)
[17:26:32.775]     }
[17:26:32.775]     ...future.frame <- base::sys.nframe()
[17:26:32.775]     ...future.conditions <- base::list()
[17:26:32.775]     ...future.rng <- base::globalenv()$.Random.seed
[17:26:32.775]     if (FALSE) {
[17:26:32.775]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:26:32.775]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:26:32.775]     }
[17:26:32.775]     ...future.result <- base::tryCatch({
[17:26:32.775]         base::withCallingHandlers({
[17:26:32.775]             ...future.value <- base::withVisible(base::local({
[17:26:32.775]                 cat("Future assignment evaluated\n")
[17:26:32.775]                 2
[17:26:32.775]             }))
[17:26:32.775]             future::FutureResult(value = ...future.value$value, 
[17:26:32.775]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:32.775]                   ...future.rng), globalenv = if (FALSE) 
[17:26:32.775]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:26:32.775]                     ...future.globalenv.names))
[17:26:32.775]                 else NULL, started = ...future.startTime, version = "1.8")
[17:26:32.775]         }, condition = base::local({
[17:26:32.775]             c <- base::c
[17:26:32.775]             inherits <- base::inherits
[17:26:32.775]             invokeRestart <- base::invokeRestart
[17:26:32.775]             length <- base::length
[17:26:32.775]             list <- base::list
[17:26:32.775]             seq.int <- base::seq.int
[17:26:32.775]             signalCondition <- base::signalCondition
[17:26:32.775]             sys.calls <- base::sys.calls
[17:26:32.775]             `[[` <- base::`[[`
[17:26:32.775]             `+` <- base::`+`
[17:26:32.775]             `<<-` <- base::`<<-`
[17:26:32.775]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:26:32.775]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:26:32.775]                   3L)]
[17:26:32.775]             }
[17:26:32.775]             function(cond) {
[17:26:32.775]                 is_error <- inherits(cond, "error")
[17:26:32.775]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:26:32.775]                   NULL)
[17:26:32.775]                 if (is_error) {
[17:26:32.775]                   sessionInformation <- function() {
[17:26:32.775]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:26:32.775]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:26:32.775]                       search = base::search(), system = base::Sys.info())
[17:26:32.775]                   }
[17:26:32.775]                   ...future.conditions[[length(...future.conditions) + 
[17:26:32.775]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:26:32.775]                     cond$call), session = sessionInformation(), 
[17:26:32.775]                     timestamp = base::Sys.time(), signaled = 0L)
[17:26:32.775]                   signalCondition(cond)
[17:26:32.775]                 }
[17:26:32.775]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:26:32.775]                 "immediateCondition"))) {
[17:26:32.775]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:26:32.775]                   ...future.conditions[[length(...future.conditions) + 
[17:26:32.775]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:26:32.775]                   if (TRUE && !signal) {
[17:26:32.775]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:32.775]                     {
[17:26:32.775]                       inherits <- base::inherits
[17:26:32.775]                       invokeRestart <- base::invokeRestart
[17:26:32.775]                       is.null <- base::is.null
[17:26:32.775]                       muffled <- FALSE
[17:26:32.775]                       if (inherits(cond, "message")) {
[17:26:32.775]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:32.775]                         if (muffled) 
[17:26:32.775]                           invokeRestart("muffleMessage")
[17:26:32.775]                       }
[17:26:32.775]                       else if (inherits(cond, "warning")) {
[17:26:32.775]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:32.775]                         if (muffled) 
[17:26:32.775]                           invokeRestart("muffleWarning")
[17:26:32.775]                       }
[17:26:32.775]                       else if (inherits(cond, "condition")) {
[17:26:32.775]                         if (!is.null(pattern)) {
[17:26:32.775]                           computeRestarts <- base::computeRestarts
[17:26:32.775]                           grepl <- base::grepl
[17:26:32.775]                           restarts <- computeRestarts(cond)
[17:26:32.775]                           for (restart in restarts) {
[17:26:32.775]                             name <- restart$name
[17:26:32.775]                             if (is.null(name)) 
[17:26:32.775]                               next
[17:26:32.775]                             if (!grepl(pattern, name)) 
[17:26:32.775]                               next
[17:26:32.775]                             invokeRestart(restart)
[17:26:32.775]                             muffled <- TRUE
[17:26:32.775]                             break
[17:26:32.775]                           }
[17:26:32.775]                         }
[17:26:32.775]                       }
[17:26:32.775]                       invisible(muffled)
[17:26:32.775]                     }
[17:26:32.775]                     muffleCondition(cond, pattern = "^muffle")
[17:26:32.775]                   }
[17:26:32.775]                 }
[17:26:32.775]                 else {
[17:26:32.775]                   if (TRUE) {
[17:26:32.775]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:32.775]                     {
[17:26:32.775]                       inherits <- base::inherits
[17:26:32.775]                       invokeRestart <- base::invokeRestart
[17:26:32.775]                       is.null <- base::is.null
[17:26:32.775]                       muffled <- FALSE
[17:26:32.775]                       if (inherits(cond, "message")) {
[17:26:32.775]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:32.775]                         if (muffled) 
[17:26:32.775]                           invokeRestart("muffleMessage")
[17:26:32.775]                       }
[17:26:32.775]                       else if (inherits(cond, "warning")) {
[17:26:32.775]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:32.775]                         if (muffled) 
[17:26:32.775]                           invokeRestart("muffleWarning")
[17:26:32.775]                       }
[17:26:32.775]                       else if (inherits(cond, "condition")) {
[17:26:32.775]                         if (!is.null(pattern)) {
[17:26:32.775]                           computeRestarts <- base::computeRestarts
[17:26:32.775]                           grepl <- base::grepl
[17:26:32.775]                           restarts <- computeRestarts(cond)
[17:26:32.775]                           for (restart in restarts) {
[17:26:32.775]                             name <- restart$name
[17:26:32.775]                             if (is.null(name)) 
[17:26:32.775]                               next
[17:26:32.775]                             if (!grepl(pattern, name)) 
[17:26:32.775]                               next
[17:26:32.775]                             invokeRestart(restart)
[17:26:32.775]                             muffled <- TRUE
[17:26:32.775]                             break
[17:26:32.775]                           }
[17:26:32.775]                         }
[17:26:32.775]                       }
[17:26:32.775]                       invisible(muffled)
[17:26:32.775]                     }
[17:26:32.775]                     muffleCondition(cond, pattern = "^muffle")
[17:26:32.775]                   }
[17:26:32.775]                 }
[17:26:32.775]             }
[17:26:32.775]         }))
[17:26:32.775]     }, error = function(ex) {
[17:26:32.775]         base::structure(base::list(value = NULL, visible = NULL, 
[17:26:32.775]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:32.775]                 ...future.rng), started = ...future.startTime, 
[17:26:32.775]             finished = Sys.time(), session_uuid = NA_character_, 
[17:26:32.775]             version = "1.8"), class = "FutureResult")
[17:26:32.775]     }, finally = {
[17:26:32.775]         if (!identical(...future.workdir, getwd())) 
[17:26:32.775]             setwd(...future.workdir)
[17:26:32.775]         {
[17:26:32.775]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:26:32.775]                 ...future.oldOptions$nwarnings <- NULL
[17:26:32.775]             }
[17:26:32.775]             base::options(...future.oldOptions)
[17:26:32.775]             if (.Platform$OS.type == "windows") {
[17:26:32.775]                 old_names <- names(...future.oldEnvVars)
[17:26:32.775]                 envs <- base::Sys.getenv()
[17:26:32.775]                 names <- names(envs)
[17:26:32.775]                 common <- intersect(names, old_names)
[17:26:32.775]                 added <- setdiff(names, old_names)
[17:26:32.775]                 removed <- setdiff(old_names, names)
[17:26:32.775]                 changed <- common[...future.oldEnvVars[common] != 
[17:26:32.775]                   envs[common]]
[17:26:32.775]                 NAMES <- toupper(changed)
[17:26:32.775]                 args <- list()
[17:26:32.775]                 for (kk in seq_along(NAMES)) {
[17:26:32.775]                   name <- changed[[kk]]
[17:26:32.775]                   NAME <- NAMES[[kk]]
[17:26:32.775]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:32.775]                     next
[17:26:32.775]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:32.775]                 }
[17:26:32.775]                 NAMES <- toupper(added)
[17:26:32.775]                 for (kk in seq_along(NAMES)) {
[17:26:32.775]                   name <- added[[kk]]
[17:26:32.775]                   NAME <- NAMES[[kk]]
[17:26:32.775]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:32.775]                     next
[17:26:32.775]                   args[[name]] <- ""
[17:26:32.775]                 }
[17:26:32.775]                 NAMES <- toupper(removed)
[17:26:32.775]                 for (kk in seq_along(NAMES)) {
[17:26:32.775]                   name <- removed[[kk]]
[17:26:32.775]                   NAME <- NAMES[[kk]]
[17:26:32.775]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:32.775]                     next
[17:26:32.775]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:32.775]                 }
[17:26:32.775]                 if (length(args) > 0) 
[17:26:32.775]                   base::do.call(base::Sys.setenv, args = args)
[17:26:32.775]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:26:32.775]             }
[17:26:32.775]             else {
[17:26:32.775]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:26:32.775]             }
[17:26:32.775]             {
[17:26:32.775]                 if (base::length(...future.futureOptionsAdded) > 
[17:26:32.775]                   0L) {
[17:26:32.775]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:26:32.775]                   base::names(opts) <- ...future.futureOptionsAdded
[17:26:32.775]                   base::options(opts)
[17:26:32.775]                 }
[17:26:32.775]                 {
[17:26:32.775]                   {
[17:26:32.775]                     NULL
[17:26:32.775]                     RNGkind("Mersenne-Twister")
[17:26:32.775]                     base::rm(list = ".Random.seed", envir = base::globalenv(), 
[17:26:32.775]                       inherits = FALSE)
[17:26:32.775]                   }
[17:26:32.775]                   options(future.plan = NULL)
[17:26:32.775]                   if (is.na(NA_character_)) 
[17:26:32.775]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:26:32.775]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:26:32.775]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:26:32.775]                     .init = FALSE)
[17:26:32.775]                 }
[17:26:32.775]             }
[17:26:32.775]         }
[17:26:32.775]     })
[17:26:32.775]     if (TRUE) {
[17:26:32.775]         base::sink(type = "output", split = FALSE)
[17:26:32.775]         if (TRUE) {
[17:26:32.775]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:26:32.775]         }
[17:26:32.775]         else {
[17:26:32.775]             ...future.result["stdout"] <- base::list(NULL)
[17:26:32.775]         }
[17:26:32.775]         base::close(...future.stdout)
[17:26:32.775]         ...future.stdout <- NULL
[17:26:32.775]     }
[17:26:32.775]     ...future.result$conditions <- ...future.conditions
[17:26:32.775]     ...future.result$finished <- base::Sys.time()
[17:26:32.775]     ...future.result
[17:26:32.775] }
[17:26:32.779] plan(): Setting new future strategy stack:
[17:26:32.779] List of future strategies:
[17:26:32.779] 1. sequential:
[17:26:32.779]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:26:32.779]    - tweaked: FALSE
[17:26:32.779]    - call: NULL
[17:26:32.780] plan(): nbrOfWorkers() = 1
[17:26:32.782] plan(): Setting new future strategy stack:
[17:26:32.782] List of future strategies:
[17:26:32.782] 1. sequential:
[17:26:32.782]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:26:32.782]    - tweaked: FALSE
[17:26:32.782]    - call: future::plan("sequential")
[17:26:32.783] plan(): nbrOfWorkers() = 1
[17:26:32.783] SequentialFuture started (and completed)
[17:26:32.784] - Launch lazy future ... done
[17:26:32.784] run() for 'SequentialFuture' ... done
Future assignment evaluated
b = 2
> 
> ## The expression/value of 'a' is resolved at this point,
> ## because a delayed assignment (promise) was used.
> cat(sprintf("a = %s\n", a))
Delayed assignment evaluated
a = 1
> 
> stopifnot(identical(a, 1))
> stopifnot(identical(b, 2))
> 
> message("*** futureAssign() - sequential w/ lazy evaluation ... DONE")
*** futureAssign() - sequential w/ lazy evaluation ... DONE
> 
> 
> message("*** futureAssign() - lazy = TRUE / FALSE ...")
*** futureAssign() - lazy = TRUE / FALSE ...
> 
> for (cores in 1:availCores) {
+   ## Speed up CRAN checks: Skip on CRAN Windows 32-bit
+   if (!fullTest && isWin32) next
+   
+   message(sprintf("Testing with %d cores ...", cores))
+   options(mc.cores = cores)
+ 
+   for (strategy in supportedStrategies(cores)) {
+     message(sprintf("*** futureAssign() with %s futures ...", sQuote(strategy)))
+     plan(strategy)
+ 
+     ## Potential task name clashes
+     u <- new.env()
+     v <- new.env()
+     futureAssign("a", { 2 }, assign.env = u)
+     futureAssign("a", { 4 }, assign.env = v)
+     
+     cat(sprintf("u$a = %s\n", u$a))
+     cat(sprintf("v$a = %s\n", v$a))
+     
+     stopifnot(identical(u$a, 2))
+     stopifnot(identical(v$a, 4))
+     
+     
+     ## Global variables
+     a <- 1
+     futureAssign("b", { 2 * a })
+     a <- 2
+     stopifnot(b == 2)
+ 
+     ## Explicit lazy evaluation
+     for (lazy in c(FALSE, TRUE)) {
+       a <- 1
+       f <- futureAssign("b", { 2 * a }, lazy = lazy)
+       a <- 2
+       stopifnot(b == 2)
+       stopifnot(f$lazy == lazy || (strategy %in% c("multisession", "multicore") && cores == 1L))
+       
+       ## Set 'lazy' via disposable option
+       options(future.disposable = list(lazy = lazy))
+       a <- 1
+       f <- futureAssign("b", { 2 * a })
+       a <- 2
+       stopifnot(b == 2)
+       stopifnot(f$lazy == lazy || (strategy %in% c("multisession", "multicore") && cores == 1L))
+     }
+ 
+     message(sprintf("*** futureAssign() with %s futures ... DONE", sQuote(strategy)))
+   } # for (strategy in ...)
+ 
+   message(sprintf("Testing with %d cores ... DONE", cores))
+ } ## for (cores ...)
Testing with 1 cores ...
*** futureAssign() with 'sequential' futures ...
[17:26:32.816] plan(): Setting new future strategy stack:
[17:26:32.816] List of future strategies:
[17:26:32.816] 1. sequential:
[17:26:32.816]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:26:32.816]    - tweaked: FALSE
[17:26:32.816]    - call: plan(strategy)
[17:26:32.830] plan(): nbrOfWorkers() = 1
[17:26:32.830] getGlobalsAndPackages() ...
[17:26:32.830] Searching for globals...
[17:26:32.831] - globals found: [1] '{'
[17:26:32.831] Searching for globals ... DONE
[17:26:32.831] Resolving globals: FALSE
[17:26:32.831] 
[17:26:32.832] 
[17:26:32.832] getGlobalsAndPackages() ... DONE
[17:26:32.832] run() for 'Future' ...
[17:26:32.832] - state: 'created'
[17:26:32.832] - Future backend: 'FutureStrategy', 'sequential', 'uniprocess', 'future', 'function'
[17:26:32.833] - Future class: 'SequentialFuture', 'UniprocessFuture', 'Future', 'environment'
[17:26:32.833] - Copy elements of temporary 'SequentialFuture' to final 'Future' object ...
[17:26:32.833]   - Field: 'label'
[17:26:32.833]   - Field: 'local'
[17:26:32.833]   - Field: 'owner'
[17:26:32.834]   - Field: 'envir'
[17:26:32.834]   - Field: 'packages'
[17:26:32.834]   - Field: 'gc'
[17:26:32.834]   - Field: 'conditions'
[17:26:32.834]   - Field: 'expr'
[17:26:32.834]   - Field: 'uuid'
[17:26:32.835]   - Field: 'seed'
[17:26:32.835]   - Field: 'version'
[17:26:32.835]   - Field: 'result'
[17:26:32.835]   - Field: 'asynchronous'
[17:26:32.835]   - Field: 'calls'
[17:26:32.836]   - Field: 'globals'
[17:26:32.836]   - Field: 'stdout'
[17:26:32.836]   - Field: 'earlySignal'
[17:26:32.836]   - Field: 'lazy'
[17:26:32.836]   - Field: 'state'
[17:26:32.836] - Copy elements of temporary 'SequentialFuture' to final 'Future' object ... done
[17:26:32.837] - Launch lazy future ...
[17:26:32.837] Packages needed by the future expression (n = 0): <none>
[17:26:32.837] Packages needed by future strategies (n = 0): <none>
[17:26:32.837] {
[17:26:32.837]     {
[17:26:32.837]         {
[17:26:32.837]             ...future.startTime <- base::Sys.time()
[17:26:32.837]             {
[17:26:32.837]                 {
[17:26:32.837]                   {
[17:26:32.837]                     base::local({
[17:26:32.837]                       has_future <- base::requireNamespace("future", 
[17:26:32.837]                         quietly = TRUE)
[17:26:32.837]                       if (has_future) {
[17:26:32.837]                         ns <- base::getNamespace("future")
[17:26:32.837]                         version <- ns[[".package"]][["version"]]
[17:26:32.837]                         if (is.null(version)) 
[17:26:32.837]                           version <- utils::packageVersion("future")
[17:26:32.837]                       }
[17:26:32.837]                       else {
[17:26:32.837]                         version <- NULL
[17:26:32.837]                       }
[17:26:32.837]                       if (!has_future || version < "1.8.0") {
[17:26:32.837]                         info <- base::c(r_version = base::gsub("R version ", 
[17:26:32.837]                           "", base::R.version$version.string), 
[17:26:32.837]                           platform = base::sprintf("%s (%s-bit)", 
[17:26:32.837]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:26:32.837]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[17:26:32.837]                             "release", "version")], collapse = " "), 
[17:26:32.837]                           hostname = base::Sys.info()[["nodename"]])
[17:26:32.837]                         info <- base::sprintf("%s: %s", base::names(info), 
[17:26:32.837]                           info)
[17:26:32.837]                         info <- base::paste(info, collapse = "; ")
[17:26:32.837]                         if (!has_future) {
[17:26:32.837]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:26:32.837]                             info)
[17:26:32.837]                         }
[17:26:32.837]                         else {
[17:26:32.837]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:26:32.837]                             info, version)
[17:26:32.837]                         }
[17:26:32.837]                         base::stop(msg)
[17:26:32.837]                       }
[17:26:32.837]                     })
[17:26:32.837]                   }
[17:26:32.837]                   ...future.strategy.old <- future::plan("list")
[17:26:32.837]                   options(future.plan = NULL)
[17:26:32.837]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:26:32.837]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:26:32.837]                 }
[17:26:32.837]                 ...future.workdir <- getwd()
[17:26:32.837]             }
[17:26:32.837]             ...future.oldOptions <- base::as.list(base::.Options)
[17:26:32.837]             ...future.oldEnvVars <- base::Sys.getenv()
[17:26:32.837]         }
[17:26:32.837]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:26:32.837]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:26:32.837]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:26:32.837]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:26:32.837]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:26:32.837]             future.stdout.windows.reencode = NULL, width = 80L)
[17:26:32.837]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:26:32.837]             base::names(...future.oldOptions))
[17:26:32.837]     }
[17:26:32.837]     if (FALSE) {
[17:26:32.837]     }
[17:26:32.837]     else {
[17:26:32.837]         if (TRUE) {
[17:26:32.837]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:26:32.837]                 open = "w")
[17:26:32.837]         }
[17:26:32.837]         else {
[17:26:32.837]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:26:32.837]                 windows = "NUL", "/dev/null"), open = "w")
[17:26:32.837]         }
[17:26:32.837]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:26:32.837]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:26:32.837]             base::sink(type = "output", split = FALSE)
[17:26:32.837]             base::close(...future.stdout)
[17:26:32.837]         }, add = TRUE)
[17:26:32.837]     }
[17:26:32.837]     ...future.frame <- base::sys.nframe()
[17:26:32.837]     ...future.conditions <- base::list()
[17:26:32.837]     ...future.rng <- base::globalenv()$.Random.seed
[17:26:32.837]     if (FALSE) {
[17:26:32.837]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:26:32.837]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:26:32.837]     }
[17:26:32.837]     ...future.result <- base::tryCatch({
[17:26:32.837]         base::withCallingHandlers({
[17:26:32.837]             ...future.value <- base::withVisible(base::local({
[17:26:32.837]                 2
[17:26:32.837]             }))
[17:26:32.837]             future::FutureResult(value = ...future.value$value, 
[17:26:32.837]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:32.837]                   ...future.rng), globalenv = if (FALSE) 
[17:26:32.837]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:26:32.837]                     ...future.globalenv.names))
[17:26:32.837]                 else NULL, started = ...future.startTime, version = "1.8")
[17:26:32.837]         }, condition = base::local({
[17:26:32.837]             c <- base::c
[17:26:32.837]             inherits <- base::inherits
[17:26:32.837]             invokeRestart <- base::invokeRestart
[17:26:32.837]             length <- base::length
[17:26:32.837]             list <- base::list
[17:26:32.837]             seq.int <- base::seq.int
[17:26:32.837]             signalCondition <- base::signalCondition
[17:26:32.837]             sys.calls <- base::sys.calls
[17:26:32.837]             `[[` <- base::`[[`
[17:26:32.837]             `+` <- base::`+`
[17:26:32.837]             `<<-` <- base::`<<-`
[17:26:32.837]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:26:32.837]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:26:32.837]                   3L)]
[17:26:32.837]             }
[17:26:32.837]             function(cond) {
[17:26:32.837]                 is_error <- inherits(cond, "error")
[17:26:32.837]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:26:32.837]                   NULL)
[17:26:32.837]                 if (is_error) {
[17:26:32.837]                   sessionInformation <- function() {
[17:26:32.837]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:26:32.837]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:26:32.837]                       search = base::search(), system = base::Sys.info())
[17:26:32.837]                   }
[17:26:32.837]                   ...future.conditions[[length(...future.conditions) + 
[17:26:32.837]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:26:32.837]                     cond$call), session = sessionInformation(), 
[17:26:32.837]                     timestamp = base::Sys.time(), signaled = 0L)
[17:26:32.837]                   signalCondition(cond)
[17:26:32.837]                 }
[17:26:32.837]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:26:32.837]                 "immediateCondition"))) {
[17:26:32.837]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:26:32.837]                   ...future.conditions[[length(...future.conditions) + 
[17:26:32.837]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:26:32.837]                   if (TRUE && !signal) {
[17:26:32.837]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:32.837]                     {
[17:26:32.837]                       inherits <- base::inherits
[17:26:32.837]                       invokeRestart <- base::invokeRestart
[17:26:32.837]                       is.null <- base::is.null
[17:26:32.837]                       muffled <- FALSE
[17:26:32.837]                       if (inherits(cond, "message")) {
[17:26:32.837]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:32.837]                         if (muffled) 
[17:26:32.837]                           invokeRestart("muffleMessage")
[17:26:32.837]                       }
[17:26:32.837]                       else if (inherits(cond, "warning")) {
[17:26:32.837]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:32.837]                         if (muffled) 
[17:26:32.837]                           invokeRestart("muffleWarning")
[17:26:32.837]                       }
[17:26:32.837]                       else if (inherits(cond, "condition")) {
[17:26:32.837]                         if (!is.null(pattern)) {
[17:26:32.837]                           computeRestarts <- base::computeRestarts
[17:26:32.837]                           grepl <- base::grepl
[17:26:32.837]                           restarts <- computeRestarts(cond)
[17:26:32.837]                           for (restart in restarts) {
[17:26:32.837]                             name <- restart$name
[17:26:32.837]                             if (is.null(name)) 
[17:26:32.837]                               next
[17:26:32.837]                             if (!grepl(pattern, name)) 
[17:26:32.837]                               next
[17:26:32.837]                             invokeRestart(restart)
[17:26:32.837]                             muffled <- TRUE
[17:26:32.837]                             break
[17:26:32.837]                           }
[17:26:32.837]                         }
[17:26:32.837]                       }
[17:26:32.837]                       invisible(muffled)
[17:26:32.837]                     }
[17:26:32.837]                     muffleCondition(cond, pattern = "^muffle")
[17:26:32.837]                   }
[17:26:32.837]                 }
[17:26:32.837]                 else {
[17:26:32.837]                   if (TRUE) {
[17:26:32.837]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:32.837]                     {
[17:26:32.837]                       inherits <- base::inherits
[17:26:32.837]                       invokeRestart <- base::invokeRestart
[17:26:32.837]                       is.null <- base::is.null
[17:26:32.837]                       muffled <- FALSE
[17:26:32.837]                       if (inherits(cond, "message")) {
[17:26:32.837]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:32.837]                         if (muffled) 
[17:26:32.837]                           invokeRestart("muffleMessage")
[17:26:32.837]                       }
[17:26:32.837]                       else if (inherits(cond, "warning")) {
[17:26:32.837]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:32.837]                         if (muffled) 
[17:26:32.837]                           invokeRestart("muffleWarning")
[17:26:32.837]                       }
[17:26:32.837]                       else if (inherits(cond, "condition")) {
[17:26:32.837]                         if (!is.null(pattern)) {
[17:26:32.837]                           computeRestarts <- base::computeRestarts
[17:26:32.837]                           grepl <- base::grepl
[17:26:32.837]                           restarts <- computeRestarts(cond)
[17:26:32.837]                           for (restart in restarts) {
[17:26:32.837]                             name <- restart$name
[17:26:32.837]                             if (is.null(name)) 
[17:26:32.837]                               next
[17:26:32.837]                             if (!grepl(pattern, name)) 
[17:26:32.837]                               next
[17:26:32.837]                             invokeRestart(restart)
[17:26:32.837]                             muffled <- TRUE
[17:26:32.837]                             break
[17:26:32.837]                           }
[17:26:32.837]                         }
[17:26:32.837]                       }
[17:26:32.837]                       invisible(muffled)
[17:26:32.837]                     }
[17:26:32.837]                     muffleCondition(cond, pattern = "^muffle")
[17:26:32.837]                   }
[17:26:32.837]                 }
[17:26:32.837]             }
[17:26:32.837]         }))
[17:26:32.837]     }, error = function(ex) {
[17:26:32.837]         base::structure(base::list(value = NULL, visible = NULL, 
[17:26:32.837]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:32.837]                 ...future.rng), started = ...future.startTime, 
[17:26:32.837]             finished = Sys.time(), session_uuid = NA_character_, 
[17:26:32.837]             version = "1.8"), class = "FutureResult")
[17:26:32.837]     }, finally = {
[17:26:32.837]         if (!identical(...future.workdir, getwd())) 
[17:26:32.837]             setwd(...future.workdir)
[17:26:32.837]         {
[17:26:32.837]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:26:32.837]                 ...future.oldOptions$nwarnings <- NULL
[17:26:32.837]             }
[17:26:32.837]             base::options(...future.oldOptions)
[17:26:32.837]             if (.Platform$OS.type == "windows") {
[17:26:32.837]                 old_names <- names(...future.oldEnvVars)
[17:26:32.837]                 envs <- base::Sys.getenv()
[17:26:32.837]                 names <- names(envs)
[17:26:32.837]                 common <- intersect(names, old_names)
[17:26:32.837]                 added <- setdiff(names, old_names)
[17:26:32.837]                 removed <- setdiff(old_names, names)
[17:26:32.837]                 changed <- common[...future.oldEnvVars[common] != 
[17:26:32.837]                   envs[common]]
[17:26:32.837]                 NAMES <- toupper(changed)
[17:26:32.837]                 args <- list()
[17:26:32.837]                 for (kk in seq_along(NAMES)) {
[17:26:32.837]                   name <- changed[[kk]]
[17:26:32.837]                   NAME <- NAMES[[kk]]
[17:26:32.837]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:32.837]                     next
[17:26:32.837]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:32.837]                 }
[17:26:32.837]                 NAMES <- toupper(added)
[17:26:32.837]                 for (kk in seq_along(NAMES)) {
[17:26:32.837]                   name <- added[[kk]]
[17:26:32.837]                   NAME <- NAMES[[kk]]
[17:26:32.837]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:32.837]                     next
[17:26:32.837]                   args[[name]] <- ""
[17:26:32.837]                 }
[17:26:32.837]                 NAMES <- toupper(removed)
[17:26:32.837]                 for (kk in seq_along(NAMES)) {
[17:26:32.837]                   name <- removed[[kk]]
[17:26:32.837]                   NAME <- NAMES[[kk]]
[17:26:32.837]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:32.837]                     next
[17:26:32.837]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:32.837]                 }
[17:26:32.837]                 if (length(args) > 0) 
[17:26:32.837]                   base::do.call(base::Sys.setenv, args = args)
[17:26:32.837]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:26:32.837]             }
[17:26:32.837]             else {
[17:26:32.837]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:26:32.837]             }
[17:26:32.837]             {
[17:26:32.837]                 if (base::length(...future.futureOptionsAdded) > 
[17:26:32.837]                   0L) {
[17:26:32.837]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:26:32.837]                   base::names(opts) <- ...future.futureOptionsAdded
[17:26:32.837]                   base::options(opts)
[17:26:32.837]                 }
[17:26:32.837]                 {
[17:26:32.837]                   {
[17:26:32.837]                     NULL
[17:26:32.837]                     RNGkind("Mersenne-Twister")
[17:26:32.837]                     base::rm(list = ".Random.seed", envir = base::globalenv(), 
[17:26:32.837]                       inherits = FALSE)
[17:26:32.837]                   }
[17:26:32.837]                   options(future.plan = NULL)
[17:26:32.837]                   if (is.na(NA_character_)) 
[17:26:32.837]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:26:32.837]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:26:32.837]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:26:32.837]                     .init = FALSE)
[17:26:32.837]                 }
[17:26:32.837]             }
[17:26:32.837]         }
[17:26:32.837]     })
[17:26:32.837]     if (TRUE) {
[17:26:32.837]         base::sink(type = "output", split = FALSE)
[17:26:32.837]         if (TRUE) {
[17:26:32.837]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:26:32.837]         }
[17:26:32.837]         else {
[17:26:32.837]             ...future.result["stdout"] <- base::list(NULL)
[17:26:32.837]         }
[17:26:32.837]         base::close(...future.stdout)
[17:26:32.837]         ...future.stdout <- NULL
[17:26:32.837]     }
[17:26:32.837]     ...future.result$conditions <- ...future.conditions
[17:26:32.837]     ...future.result$finished <- base::Sys.time()
[17:26:32.837]     ...future.result
[17:26:32.837] }
[17:26:32.841] plan(): Setting new future strategy stack:
[17:26:32.842] List of future strategies:
[17:26:32.842] 1. sequential:
[17:26:32.842]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:26:32.842]    - tweaked: FALSE
[17:26:32.842]    - call: NULL
[17:26:32.842] plan(): nbrOfWorkers() = 1
[17:26:32.843] plan(): Setting new future strategy stack:
[17:26:32.843] List of future strategies:
[17:26:32.843] 1. sequential:
[17:26:32.843]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:26:32.843]    - tweaked: FALSE
[17:26:32.843]    - call: plan(strategy)
[17:26:32.844] plan(): nbrOfWorkers() = 1
[17:26:32.844] SequentialFuture started (and completed)
[17:26:32.845] - Launch lazy future ... done
[17:26:32.845] run() for 'SequentialFuture' ... done
[17:26:32.845] getGlobalsAndPackages() ...
[17:26:32.845] Searching for globals...
[17:26:32.846] - globals found: [1] '{'
[17:26:32.846] Searching for globals ... DONE
[17:26:32.846] Resolving globals: FALSE
[17:26:32.846] 
[17:26:32.847] 
[17:26:32.847] getGlobalsAndPackages() ... DONE
[17:26:32.847] run() for 'Future' ...
[17:26:32.847] - state: 'created'
[17:26:32.847] - Future backend: 'FutureStrategy', 'sequential', 'uniprocess', 'future', 'function'
[17:26:32.848] - Future class: 'SequentialFuture', 'UniprocessFuture', 'Future', 'environment'
[17:26:32.848] - Copy elements of temporary 'SequentialFuture' to final 'Future' object ...
[17:26:32.848]   - Field: 'label'
[17:26:32.848]   - Field: 'local'
[17:26:32.849]   - Field: 'owner'
[17:26:32.849]   - Field: 'envir'
[17:26:32.849]   - Field: 'packages'
[17:26:32.849]   - Field: 'gc'
[17:26:32.849]   - Field: 'conditions'
[17:26:32.849]   - Field: 'expr'
[17:26:32.850]   - Field: 'uuid'
[17:26:32.850]   - Field: 'seed'
[17:26:32.850]   - Field: 'version'
[17:26:32.850]   - Field: 'result'
[17:26:32.850]   - Field: 'asynchronous'
[17:26:32.850]   - Field: 'calls'
[17:26:32.851]   - Field: 'globals'
[17:26:32.851]   - Field: 'stdout'
[17:26:32.851]   - Field: 'earlySignal'
[17:26:32.851]   - Field: 'lazy'
[17:26:32.851]   - Field: 'state'
[17:26:32.851] - Copy elements of temporary 'SequentialFuture' to final 'Future' object ... done
[17:26:32.852] - Launch lazy future ...
[17:26:32.852] Packages needed by the future expression (n = 0): <none>
[17:26:32.852] Packages needed by future strategies (n = 0): <none>
[17:26:32.853] {
[17:26:32.853]     {
[17:26:32.853]         {
[17:26:32.853]             ...future.startTime <- base::Sys.time()
[17:26:32.853]             {
[17:26:32.853]                 {
[17:26:32.853]                   {
[17:26:32.853]                     base::local({
[17:26:32.853]                       has_future <- base::requireNamespace("future", 
[17:26:32.853]                         quietly = TRUE)
[17:26:32.853]                       if (has_future) {
[17:26:32.853]                         ns <- base::getNamespace("future")
[17:26:32.853]                         version <- ns[[".package"]][["version"]]
[17:26:32.853]                         if (is.null(version)) 
[17:26:32.853]                           version <- utils::packageVersion("future")
[17:26:32.853]                       }
[17:26:32.853]                       else {
[17:26:32.853]                         version <- NULL
[17:26:32.853]                       }
[17:26:32.853]                       if (!has_future || version < "1.8.0") {
[17:26:32.853]                         info <- base::c(r_version = base::gsub("R version ", 
[17:26:32.853]                           "", base::R.version$version.string), 
[17:26:32.853]                           platform = base::sprintf("%s (%s-bit)", 
[17:26:32.853]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:26:32.853]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[17:26:32.853]                             "release", "version")], collapse = " "), 
[17:26:32.853]                           hostname = base::Sys.info()[["nodename"]])
[17:26:32.853]                         info <- base::sprintf("%s: %s", base::names(info), 
[17:26:32.853]                           info)
[17:26:32.853]                         info <- base::paste(info, collapse = "; ")
[17:26:32.853]                         if (!has_future) {
[17:26:32.853]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:26:32.853]                             info)
[17:26:32.853]                         }
[17:26:32.853]                         else {
[17:26:32.853]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:26:32.853]                             info, version)
[17:26:32.853]                         }
[17:26:32.853]                         base::stop(msg)
[17:26:32.853]                       }
[17:26:32.853]                     })
[17:26:32.853]                   }
[17:26:32.853]                   ...future.strategy.old <- future::plan("list")
[17:26:32.853]                   options(future.plan = NULL)
[17:26:32.853]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:26:32.853]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:26:32.853]                 }
[17:26:32.853]                 ...future.workdir <- getwd()
[17:26:32.853]             }
[17:26:32.853]             ...future.oldOptions <- base::as.list(base::.Options)
[17:26:32.853]             ...future.oldEnvVars <- base::Sys.getenv()
[17:26:32.853]         }
[17:26:32.853]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:26:32.853]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:26:32.853]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:26:32.853]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:26:32.853]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:26:32.853]             future.stdout.windows.reencode = NULL, width = 80L)
[17:26:32.853]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:26:32.853]             base::names(...future.oldOptions))
[17:26:32.853]     }
[17:26:32.853]     if (FALSE) {
[17:26:32.853]     }
[17:26:32.853]     else {
[17:26:32.853]         if (TRUE) {
[17:26:32.853]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:26:32.853]                 open = "w")
[17:26:32.853]         }
[17:26:32.853]         else {
[17:26:32.853]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:26:32.853]                 windows = "NUL", "/dev/null"), open = "w")
[17:26:32.853]         }
[17:26:32.853]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:26:32.853]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:26:32.853]             base::sink(type = "output", split = FALSE)
[17:26:32.853]             base::close(...future.stdout)
[17:26:32.853]         }, add = TRUE)
[17:26:32.853]     }
[17:26:32.853]     ...future.frame <- base::sys.nframe()
[17:26:32.853]     ...future.conditions <- base::list()
[17:26:32.853]     ...future.rng <- base::globalenv()$.Random.seed
[17:26:32.853]     if (FALSE) {
[17:26:32.853]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:26:32.853]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:26:32.853]     }
[17:26:32.853]     ...future.result <- base::tryCatch({
[17:26:32.853]         base::withCallingHandlers({
[17:26:32.853]             ...future.value <- base::withVisible(base::local({
[17:26:32.853]                 4
[17:26:32.853]             }))
[17:26:32.853]             future::FutureResult(value = ...future.value$value, 
[17:26:32.853]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:32.853]                   ...future.rng), globalenv = if (FALSE) 
[17:26:32.853]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:26:32.853]                     ...future.globalenv.names))
[17:26:32.853]                 else NULL, started = ...future.startTime, version = "1.8")
[17:26:32.853]         }, condition = base::local({
[17:26:32.853]             c <- base::c
[17:26:32.853]             inherits <- base::inherits
[17:26:32.853]             invokeRestart <- base::invokeRestart
[17:26:32.853]             length <- base::length
[17:26:32.853]             list <- base::list
[17:26:32.853]             seq.int <- base::seq.int
[17:26:32.853]             signalCondition <- base::signalCondition
[17:26:32.853]             sys.calls <- base::sys.calls
[17:26:32.853]             `[[` <- base::`[[`
[17:26:32.853]             `+` <- base::`+`
[17:26:32.853]             `<<-` <- base::`<<-`
[17:26:32.853]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:26:32.853]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:26:32.853]                   3L)]
[17:26:32.853]             }
[17:26:32.853]             function(cond) {
[17:26:32.853]                 is_error <- inherits(cond, "error")
[17:26:32.853]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:26:32.853]                   NULL)
[17:26:32.853]                 if (is_error) {
[17:26:32.853]                   sessionInformation <- function() {
[17:26:32.853]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:26:32.853]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:26:32.853]                       search = base::search(), system = base::Sys.info())
[17:26:32.853]                   }
[17:26:32.853]                   ...future.conditions[[length(...future.conditions) + 
[17:26:32.853]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:26:32.853]                     cond$call), session = sessionInformation(), 
[17:26:32.853]                     timestamp = base::Sys.time(), signaled = 0L)
[17:26:32.853]                   signalCondition(cond)
[17:26:32.853]                 }
[17:26:32.853]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:26:32.853]                 "immediateCondition"))) {
[17:26:32.853]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:26:32.853]                   ...future.conditions[[length(...future.conditions) + 
[17:26:32.853]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:26:32.853]                   if (TRUE && !signal) {
[17:26:32.853]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:32.853]                     {
[17:26:32.853]                       inherits <- base::inherits
[17:26:32.853]                       invokeRestart <- base::invokeRestart
[17:26:32.853]                       is.null <- base::is.null
[17:26:32.853]                       muffled <- FALSE
[17:26:32.853]                       if (inherits(cond, "message")) {
[17:26:32.853]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:32.853]                         if (muffled) 
[17:26:32.853]                           invokeRestart("muffleMessage")
[17:26:32.853]                       }
[17:26:32.853]                       else if (inherits(cond, "warning")) {
[17:26:32.853]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:32.853]                         if (muffled) 
[17:26:32.853]                           invokeRestart("muffleWarning")
[17:26:32.853]                       }
[17:26:32.853]                       else if (inherits(cond, "condition")) {
[17:26:32.853]                         if (!is.null(pattern)) {
[17:26:32.853]                           computeRestarts <- base::computeRestarts
[17:26:32.853]                           grepl <- base::grepl
[17:26:32.853]                           restarts <- computeRestarts(cond)
[17:26:32.853]                           for (restart in restarts) {
[17:26:32.853]                             name <- restart$name
[17:26:32.853]                             if (is.null(name)) 
[17:26:32.853]                               next
[17:26:32.853]                             if (!grepl(pattern, name)) 
[17:26:32.853]                               next
[17:26:32.853]                             invokeRestart(restart)
[17:26:32.853]                             muffled <- TRUE
[17:26:32.853]                             break
[17:26:32.853]                           }
[17:26:32.853]                         }
[17:26:32.853]                       }
[17:26:32.853]                       invisible(muffled)
[17:26:32.853]                     }
[17:26:32.853]                     muffleCondition(cond, pattern = "^muffle")
[17:26:32.853]                   }
[17:26:32.853]                 }
[17:26:32.853]                 else {
[17:26:32.853]                   if (TRUE) {
[17:26:32.853]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:32.853]                     {
[17:26:32.853]                       inherits <- base::inherits
[17:26:32.853]                       invokeRestart <- base::invokeRestart
[17:26:32.853]                       is.null <- base::is.null
[17:26:32.853]                       muffled <- FALSE
[17:26:32.853]                       if (inherits(cond, "message")) {
[17:26:32.853]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:32.853]                         if (muffled) 
[17:26:32.853]                           invokeRestart("muffleMessage")
[17:26:32.853]                       }
[17:26:32.853]                       else if (inherits(cond, "warning")) {
[17:26:32.853]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:32.853]                         if (muffled) 
[17:26:32.853]                           invokeRestart("muffleWarning")
[17:26:32.853]                       }
[17:26:32.853]                       else if (inherits(cond, "condition")) {
[17:26:32.853]                         if (!is.null(pattern)) {
[17:26:32.853]                           computeRestarts <- base::computeRestarts
[17:26:32.853]                           grepl <- base::grepl
[17:26:32.853]                           restarts <- computeRestarts(cond)
[17:26:32.853]                           for (restart in restarts) {
[17:26:32.853]                             name <- restart$name
[17:26:32.853]                             if (is.null(name)) 
[17:26:32.853]                               next
[17:26:32.853]                             if (!grepl(pattern, name)) 
[17:26:32.853]                               next
[17:26:32.853]                             invokeRestart(restart)
[17:26:32.853]                             muffled <- TRUE
[17:26:32.853]                             break
[17:26:32.853]                           }
[17:26:32.853]                         }
[17:26:32.853]                       }
[17:26:32.853]                       invisible(muffled)
[17:26:32.853]                     }
[17:26:32.853]                     muffleCondition(cond, pattern = "^muffle")
[17:26:32.853]                   }
[17:26:32.853]                 }
[17:26:32.853]             }
[17:26:32.853]         }))
[17:26:32.853]     }, error = function(ex) {
[17:26:32.853]         base::structure(base::list(value = NULL, visible = NULL, 
[17:26:32.853]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:32.853]                 ...future.rng), started = ...future.startTime, 
[17:26:32.853]             finished = Sys.time(), session_uuid = NA_character_, 
[17:26:32.853]             version = "1.8"), class = "FutureResult")
[17:26:32.853]     }, finally = {
[17:26:32.853]         if (!identical(...future.workdir, getwd())) 
[17:26:32.853]             setwd(...future.workdir)
[17:26:32.853]         {
[17:26:32.853]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:26:32.853]                 ...future.oldOptions$nwarnings <- NULL
[17:26:32.853]             }
[17:26:32.853]             base::options(...future.oldOptions)
[17:26:32.853]             if (.Platform$OS.type == "windows") {
[17:26:32.853]                 old_names <- names(...future.oldEnvVars)
[17:26:32.853]                 envs <- base::Sys.getenv()
[17:26:32.853]                 names <- names(envs)
[17:26:32.853]                 common <- intersect(names, old_names)
[17:26:32.853]                 added <- setdiff(names, old_names)
[17:26:32.853]                 removed <- setdiff(old_names, names)
[17:26:32.853]                 changed <- common[...future.oldEnvVars[common] != 
[17:26:32.853]                   envs[common]]
[17:26:32.853]                 NAMES <- toupper(changed)
[17:26:32.853]                 args <- list()
[17:26:32.853]                 for (kk in seq_along(NAMES)) {
[17:26:32.853]                   name <- changed[[kk]]
[17:26:32.853]                   NAME <- NAMES[[kk]]
[17:26:32.853]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:32.853]                     next
[17:26:32.853]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:32.853]                 }
[17:26:32.853]                 NAMES <- toupper(added)
[17:26:32.853]                 for (kk in seq_along(NAMES)) {
[17:26:32.853]                   name <- added[[kk]]
[17:26:32.853]                   NAME <- NAMES[[kk]]
[17:26:32.853]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:32.853]                     next
[17:26:32.853]                   args[[name]] <- ""
[17:26:32.853]                 }
[17:26:32.853]                 NAMES <- toupper(removed)
[17:26:32.853]                 for (kk in seq_along(NAMES)) {
[17:26:32.853]                   name <- removed[[kk]]
[17:26:32.853]                   NAME <- NAMES[[kk]]
[17:26:32.853]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:32.853]                     next
[17:26:32.853]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:32.853]                 }
[17:26:32.853]                 if (length(args) > 0) 
[17:26:32.853]                   base::do.call(base::Sys.setenv, args = args)
[17:26:32.853]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:26:32.853]             }
[17:26:32.853]             else {
[17:26:32.853]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:26:32.853]             }
[17:26:32.853]             {
[17:26:32.853]                 if (base::length(...future.futureOptionsAdded) > 
[17:26:32.853]                   0L) {
[17:26:32.853]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:26:32.853]                   base::names(opts) <- ...future.futureOptionsAdded
[17:26:32.853]                   base::options(opts)
[17:26:32.853]                 }
[17:26:32.853]                 {
[17:26:32.853]                   {
[17:26:32.853]                     NULL
[17:26:32.853]                     RNGkind("Mersenne-Twister")
[17:26:32.853]                     base::rm(list = ".Random.seed", envir = base::globalenv(), 
[17:26:32.853]                       inherits = FALSE)
[17:26:32.853]                   }
[17:26:32.853]                   options(future.plan = NULL)
[17:26:32.853]                   if (is.na(NA_character_)) 
[17:26:32.853]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:26:32.853]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:26:32.853]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:26:32.853]                     .init = FALSE)
[17:26:32.853]                 }
[17:26:32.853]             }
[17:26:32.853]         }
[17:26:32.853]     })
[17:26:32.853]     if (TRUE) {
[17:26:32.853]         base::sink(type = "output", split = FALSE)
[17:26:32.853]         if (TRUE) {
[17:26:32.853]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:26:32.853]         }
[17:26:32.853]         else {
[17:26:32.853]             ...future.result["stdout"] <- base::list(NULL)
[17:26:32.853]         }
[17:26:32.853]         base::close(...future.stdout)
[17:26:32.853]         ...future.stdout <- NULL
[17:26:32.853]     }
[17:26:32.853]     ...future.result$conditions <- ...future.conditions
[17:26:32.853]     ...future.result$finished <- base::Sys.time()
[17:26:32.853]     ...future.result
[17:26:32.853] }
[17:26:32.857] plan(): Setting new future strategy stack:
[17:26:32.857] List of future strategies:
[17:26:32.857] 1. sequential:
[17:26:32.857]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:26:32.857]    - tweaked: FALSE
[17:26:32.857]    - call: NULL
[17:26:32.857] plan(): nbrOfWorkers() = 1
[17:26:32.859] plan(): Setting new future strategy stack:
[17:26:32.859] List of future strategies:
[17:26:32.859] 1. sequential:
[17:26:32.859]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:26:32.859]    - tweaked: FALSE
[17:26:32.859]    - call: plan(strategy)
[17:26:32.859] plan(): nbrOfWorkers() = 1
[17:26:32.860] SequentialFuture started (and completed)
[17:26:32.860] - Launch lazy future ... done
[17:26:32.860] run() for 'SequentialFuture' ... done
u$a = 2
v$a = 4
[17:26:32.860] getGlobalsAndPackages() ...
[17:26:32.861] Searching for globals...
[17:26:32.862] - globals found: [3] '{', '*', 'a'
[17:26:32.862] Searching for globals ... DONE
[17:26:32.862] Resolving globals: FALSE
[17:26:32.863] The total size of the 1 globals is 56 bytes (56 bytes)
[17:26:32.863] The total size of the 1 globals exported for future expression ('{; 2 * a; }') is 56 bytes.. This exceeds the maximum allowed size of 500.00 MiB (option 'future.globals.maxSize'). There is one global: 'a' (56 bytes of class 'numeric')
[17:26:32.863] - globals: [1] 'a'
[17:26:32.864] 
[17:26:32.864] getGlobalsAndPackages() ... DONE
[17:26:32.864] run() for 'Future' ...
[17:26:32.864] - state: 'created'
[17:26:32.865] - Future backend: 'FutureStrategy', 'sequential', 'uniprocess', 'future', 'function'
[17:26:32.865] - Future class: 'SequentialFuture', 'UniprocessFuture', 'Future', 'environment'
[17:26:32.865] - Copy elements of temporary 'SequentialFuture' to final 'Future' object ...
[17:26:32.865]   - Field: 'label'
[17:26:32.865]   - Field: 'local'
[17:26:32.866]   - Field: 'owner'
[17:26:32.866]   - Field: 'envir'
[17:26:32.866]   - Field: 'packages'
[17:26:32.866]   - Field: 'gc'
[17:26:32.866]   - Field: 'conditions'
[17:26:32.866]   - Field: 'expr'
[17:26:32.867]   - Field: 'uuid'
[17:26:32.867]   - Field: 'seed'
[17:26:32.867]   - Field: 'version'
[17:26:32.867]   - Field: 'result'
[17:26:32.867]   - Field: 'asynchronous'
[17:26:32.868]   - Field: 'calls'
[17:26:32.868]   - Field: 'globals'
[17:26:32.868]   - Field: 'stdout'
[17:26:32.868]   - Field: 'earlySignal'
[17:26:32.868]   - Field: 'lazy'
[17:26:32.868]   - Field: 'state'
[17:26:32.869] - Copy elements of temporary 'SequentialFuture' to final 'Future' object ... done
[17:26:32.869] - Launch lazy future ...
[17:26:32.869] Packages needed by the future expression (n = 0): <none>
[17:26:32.869] Packages needed by future strategies (n = 0): <none>
[17:26:32.870] {
[17:26:32.870]     {
[17:26:32.870]         {
[17:26:32.870]             ...future.startTime <- base::Sys.time()
[17:26:32.870]             {
[17:26:32.870]                 {
[17:26:32.870]                   {
[17:26:32.870]                     base::local({
[17:26:32.870]                       has_future <- base::requireNamespace("future", 
[17:26:32.870]                         quietly = TRUE)
[17:26:32.870]                       if (has_future) {
[17:26:32.870]                         ns <- base::getNamespace("future")
[17:26:32.870]                         version <- ns[[".package"]][["version"]]
[17:26:32.870]                         if (is.null(version)) 
[17:26:32.870]                           version <- utils::packageVersion("future")
[17:26:32.870]                       }
[17:26:32.870]                       else {
[17:26:32.870]                         version <- NULL
[17:26:32.870]                       }
[17:26:32.870]                       if (!has_future || version < "1.8.0") {
[17:26:32.870]                         info <- base::c(r_version = base::gsub("R version ", 
[17:26:32.870]                           "", base::R.version$version.string), 
[17:26:32.870]                           platform = base::sprintf("%s (%s-bit)", 
[17:26:32.870]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:26:32.870]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[17:26:32.870]                             "release", "version")], collapse = " "), 
[17:26:32.870]                           hostname = base::Sys.info()[["nodename"]])
[17:26:32.870]                         info <- base::sprintf("%s: %s", base::names(info), 
[17:26:32.870]                           info)
[17:26:32.870]                         info <- base::paste(info, collapse = "; ")
[17:26:32.870]                         if (!has_future) {
[17:26:32.870]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:26:32.870]                             info)
[17:26:32.870]                         }
[17:26:32.870]                         else {
[17:26:32.870]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:26:32.870]                             info, version)
[17:26:32.870]                         }
[17:26:32.870]                         base::stop(msg)
[17:26:32.870]                       }
[17:26:32.870]                     })
[17:26:32.870]                   }
[17:26:32.870]                   ...future.strategy.old <- future::plan("list")
[17:26:32.870]                   options(future.plan = NULL)
[17:26:32.870]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:26:32.870]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:26:32.870]                 }
[17:26:32.870]                 ...future.workdir <- getwd()
[17:26:32.870]             }
[17:26:32.870]             ...future.oldOptions <- base::as.list(base::.Options)
[17:26:32.870]             ...future.oldEnvVars <- base::Sys.getenv()
[17:26:32.870]         }
[17:26:32.870]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:26:32.870]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:26:32.870]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:26:32.870]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:26:32.870]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:26:32.870]             future.stdout.windows.reencode = NULL, width = 80L)
[17:26:32.870]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:26:32.870]             base::names(...future.oldOptions))
[17:26:32.870]     }
[17:26:32.870]     if (FALSE) {
[17:26:32.870]     }
[17:26:32.870]     else {
[17:26:32.870]         if (TRUE) {
[17:26:32.870]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:26:32.870]                 open = "w")
[17:26:32.870]         }
[17:26:32.870]         else {
[17:26:32.870]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:26:32.870]                 windows = "NUL", "/dev/null"), open = "w")
[17:26:32.870]         }
[17:26:32.870]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:26:32.870]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:26:32.870]             base::sink(type = "output", split = FALSE)
[17:26:32.870]             base::close(...future.stdout)
[17:26:32.870]         }, add = TRUE)
[17:26:32.870]     }
[17:26:32.870]     ...future.frame <- base::sys.nframe()
[17:26:32.870]     ...future.conditions <- base::list()
[17:26:32.870]     ...future.rng <- base::globalenv()$.Random.seed
[17:26:32.870]     if (FALSE) {
[17:26:32.870]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:26:32.870]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:26:32.870]     }
[17:26:32.870]     ...future.result <- base::tryCatch({
[17:26:32.870]         base::withCallingHandlers({
[17:26:32.870]             ...future.value <- base::withVisible(base::local({
[17:26:32.870]                 2 * a
[17:26:32.870]             }))
[17:26:32.870]             future::FutureResult(value = ...future.value$value, 
[17:26:32.870]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:32.870]                   ...future.rng), globalenv = if (FALSE) 
[17:26:32.870]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:26:32.870]                     ...future.globalenv.names))
[17:26:32.870]                 else NULL, started = ...future.startTime, version = "1.8")
[17:26:32.870]         }, condition = base::local({
[17:26:32.870]             c <- base::c
[17:26:32.870]             inherits <- base::inherits
[17:26:32.870]             invokeRestart <- base::invokeRestart
[17:26:32.870]             length <- base::length
[17:26:32.870]             list <- base::list
[17:26:32.870]             seq.int <- base::seq.int
[17:26:32.870]             signalCondition <- base::signalCondition
[17:26:32.870]             sys.calls <- base::sys.calls
[17:26:32.870]             `[[` <- base::`[[`
[17:26:32.870]             `+` <- base::`+`
[17:26:32.870]             `<<-` <- base::`<<-`
[17:26:32.870]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:26:32.870]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:26:32.870]                   3L)]
[17:26:32.870]             }
[17:26:32.870]             function(cond) {
[17:26:32.870]                 is_error <- inherits(cond, "error")
[17:26:32.870]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:26:32.870]                   NULL)
[17:26:32.870]                 if (is_error) {
[17:26:32.870]                   sessionInformation <- function() {
[17:26:32.870]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:26:32.870]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:26:32.870]                       search = base::search(), system = base::Sys.info())
[17:26:32.870]                   }
[17:26:32.870]                   ...future.conditions[[length(...future.conditions) + 
[17:26:32.870]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:26:32.870]                     cond$call), session = sessionInformation(), 
[17:26:32.870]                     timestamp = base::Sys.time(), signaled = 0L)
[17:26:32.870]                   signalCondition(cond)
[17:26:32.870]                 }
[17:26:32.870]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:26:32.870]                 "immediateCondition"))) {
[17:26:32.870]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:26:32.870]                   ...future.conditions[[length(...future.conditions) + 
[17:26:32.870]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:26:32.870]                   if (TRUE && !signal) {
[17:26:32.870]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:32.870]                     {
[17:26:32.870]                       inherits <- base::inherits
[17:26:32.870]                       invokeRestart <- base::invokeRestart
[17:26:32.870]                       is.null <- base::is.null
[17:26:32.870]                       muffled <- FALSE
[17:26:32.870]                       if (inherits(cond, "message")) {
[17:26:32.870]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:32.870]                         if (muffled) 
[17:26:32.870]                           invokeRestart("muffleMessage")
[17:26:32.870]                       }
[17:26:32.870]                       else if (inherits(cond, "warning")) {
[17:26:32.870]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:32.870]                         if (muffled) 
[17:26:32.870]                           invokeRestart("muffleWarning")
[17:26:32.870]                       }
[17:26:32.870]                       else if (inherits(cond, "condition")) {
[17:26:32.870]                         if (!is.null(pattern)) {
[17:26:32.870]                           computeRestarts <- base::computeRestarts
[17:26:32.870]                           grepl <- base::grepl
[17:26:32.870]                           restarts <- computeRestarts(cond)
[17:26:32.870]                           for (restart in restarts) {
[17:26:32.870]                             name <- restart$name
[17:26:32.870]                             if (is.null(name)) 
[17:26:32.870]                               next
[17:26:32.870]                             if (!grepl(pattern, name)) 
[17:26:32.870]                               next
[17:26:32.870]                             invokeRestart(restart)
[17:26:32.870]                             muffled <- TRUE
[17:26:32.870]                             break
[17:26:32.870]                           }
[17:26:32.870]                         }
[17:26:32.870]                       }
[17:26:32.870]                       invisible(muffled)
[17:26:32.870]                     }
[17:26:32.870]                     muffleCondition(cond, pattern = "^muffle")
[17:26:32.870]                   }
[17:26:32.870]                 }
[17:26:32.870]                 else {
[17:26:32.870]                   if (TRUE) {
[17:26:32.870]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:32.870]                     {
[17:26:32.870]                       inherits <- base::inherits
[17:26:32.870]                       invokeRestart <- base::invokeRestart
[17:26:32.870]                       is.null <- base::is.null
[17:26:32.870]                       muffled <- FALSE
[17:26:32.870]                       if (inherits(cond, "message")) {
[17:26:32.870]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:32.870]                         if (muffled) 
[17:26:32.870]                           invokeRestart("muffleMessage")
[17:26:32.870]                       }
[17:26:32.870]                       else if (inherits(cond, "warning")) {
[17:26:32.870]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:32.870]                         if (muffled) 
[17:26:32.870]                           invokeRestart("muffleWarning")
[17:26:32.870]                       }
[17:26:32.870]                       else if (inherits(cond, "condition")) {
[17:26:32.870]                         if (!is.null(pattern)) {
[17:26:32.870]                           computeRestarts <- base::computeRestarts
[17:26:32.870]                           grepl <- base::grepl
[17:26:32.870]                           restarts <- computeRestarts(cond)
[17:26:32.870]                           for (restart in restarts) {
[17:26:32.870]                             name <- restart$name
[17:26:32.870]                             if (is.null(name)) 
[17:26:32.870]                               next
[17:26:32.870]                             if (!grepl(pattern, name)) 
[17:26:32.870]                               next
[17:26:32.870]                             invokeRestart(restart)
[17:26:32.870]                             muffled <- TRUE
[17:26:32.870]                             break
[17:26:32.870]                           }
[17:26:32.870]                         }
[17:26:32.870]                       }
[17:26:32.870]                       invisible(muffled)
[17:26:32.870]                     }
[17:26:32.870]                     muffleCondition(cond, pattern = "^muffle")
[17:26:32.870]                   }
[17:26:32.870]                 }
[17:26:32.870]             }
[17:26:32.870]         }))
[17:26:32.870]     }, error = function(ex) {
[17:26:32.870]         base::structure(base::list(value = NULL, visible = NULL, 
[17:26:32.870]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:32.870]                 ...future.rng), started = ...future.startTime, 
[17:26:32.870]             finished = Sys.time(), session_uuid = NA_character_, 
[17:26:32.870]             version = "1.8"), class = "FutureResult")
[17:26:32.870]     }, finally = {
[17:26:32.870]         if (!identical(...future.workdir, getwd())) 
[17:26:32.870]             setwd(...future.workdir)
[17:26:32.870]         {
[17:26:32.870]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:26:32.870]                 ...future.oldOptions$nwarnings <- NULL
[17:26:32.870]             }
[17:26:32.870]             base::options(...future.oldOptions)
[17:26:32.870]             if (.Platform$OS.type == "windows") {
[17:26:32.870]                 old_names <- names(...future.oldEnvVars)
[17:26:32.870]                 envs <- base::Sys.getenv()
[17:26:32.870]                 names <- names(envs)
[17:26:32.870]                 common <- intersect(names, old_names)
[17:26:32.870]                 added <- setdiff(names, old_names)
[17:26:32.870]                 removed <- setdiff(old_names, names)
[17:26:32.870]                 changed <- common[...future.oldEnvVars[common] != 
[17:26:32.870]                   envs[common]]
[17:26:32.870]                 NAMES <- toupper(changed)
[17:26:32.870]                 args <- list()
[17:26:32.870]                 for (kk in seq_along(NAMES)) {
[17:26:32.870]                   name <- changed[[kk]]
[17:26:32.870]                   NAME <- NAMES[[kk]]
[17:26:32.870]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:32.870]                     next
[17:26:32.870]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:32.870]                 }
[17:26:32.870]                 NAMES <- toupper(added)
[17:26:32.870]                 for (kk in seq_along(NAMES)) {
[17:26:32.870]                   name <- added[[kk]]
[17:26:32.870]                   NAME <- NAMES[[kk]]
[17:26:32.870]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:32.870]                     next
[17:26:32.870]                   args[[name]] <- ""
[17:26:32.870]                 }
[17:26:32.870]                 NAMES <- toupper(removed)
[17:26:32.870]                 for (kk in seq_along(NAMES)) {
[17:26:32.870]                   name <- removed[[kk]]
[17:26:32.870]                   NAME <- NAMES[[kk]]
[17:26:32.870]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:32.870]                     next
[17:26:32.870]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:32.870]                 }
[17:26:32.870]                 if (length(args) > 0) 
[17:26:32.870]                   base::do.call(base::Sys.setenv, args = args)
[17:26:32.870]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:26:32.870]             }
[17:26:32.870]             else {
[17:26:32.870]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:26:32.870]             }
[17:26:32.870]             {
[17:26:32.870]                 if (base::length(...future.futureOptionsAdded) > 
[17:26:32.870]                   0L) {
[17:26:32.870]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:26:32.870]                   base::names(opts) <- ...future.futureOptionsAdded
[17:26:32.870]                   base::options(opts)
[17:26:32.870]                 }
[17:26:32.870]                 {
[17:26:32.870]                   {
[17:26:32.870]                     NULL
[17:26:32.870]                     RNGkind("Mersenne-Twister")
[17:26:32.870]                     base::rm(list = ".Random.seed", envir = base::globalenv(), 
[17:26:32.870]                       inherits = FALSE)
[17:26:32.870]                   }
[17:26:32.870]                   options(future.plan = NULL)
[17:26:32.870]                   if (is.na(NA_character_)) 
[17:26:32.870]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:26:32.870]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:26:32.870]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:26:32.870]                     .init = FALSE)
[17:26:32.870]                 }
[17:26:32.870]             }
[17:26:32.870]         }
[17:26:32.870]     })
[17:26:32.870]     if (TRUE) {
[17:26:32.870]         base::sink(type = "output", split = FALSE)
[17:26:32.870]         if (TRUE) {
[17:26:32.870]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:26:32.870]         }
[17:26:32.870]         else {
[17:26:32.870]             ...future.result["stdout"] <- base::list(NULL)
[17:26:32.870]         }
[17:26:32.870]         base::close(...future.stdout)
[17:26:32.870]         ...future.stdout <- NULL
[17:26:32.870]     }
[17:26:32.870]     ...future.result$conditions <- ...future.conditions
[17:26:32.870]     ...future.result$finished <- base::Sys.time()
[17:26:32.870]     ...future.result
[17:26:32.870] }
[17:26:32.875] assign_globals() ...
[17:26:32.875] List of 1
[17:26:32.875]  $ a: num 1
[17:26:32.875]  - attr(*, "where")=List of 1
[17:26:32.875]   ..$ a:<environment: R_EmptyEnv> 
[17:26:32.875]  - attr(*, "class")= chr [1:3] "FutureGlobals" "Globals" "list"
[17:26:32.875]  - attr(*, "resolved")= logi FALSE
[17:26:32.875]  - attr(*, "total_size")= num 56
[17:26:32.875]  - attr(*, "already-done")= logi TRUE
[17:26:32.880] - copied 'a' to environment
[17:26:32.880] assign_globals() ... done
[17:26:32.880] plan(): Setting new future strategy stack:
[17:26:32.881] List of future strategies:
[17:26:32.881] 1. sequential:
[17:26:32.881]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:26:32.881]    - tweaked: FALSE
[17:26:32.881]    - call: NULL
[17:26:32.881] plan(): nbrOfWorkers() = 1
[17:26:32.882] plan(): Setting new future strategy stack:
[17:26:32.882] List of future strategies:
[17:26:32.882] 1. sequential:
[17:26:32.882]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:26:32.882]    - tweaked: FALSE
[17:26:32.882]    - call: plan(strategy)
[17:26:32.883] plan(): nbrOfWorkers() = 1
[17:26:32.883] SequentialFuture started (and completed)
[17:26:32.883] - Launch lazy future ... done
[17:26:32.884] run() for 'SequentialFuture' ... done
[17:26:32.884] getGlobalsAndPackages() ...
[17:26:32.884] Searching for globals...
[17:26:32.885] - globals found: [3] '{', '*', 'a'
[17:26:32.885] Searching for globals ... DONE
[17:26:32.886] Resolving globals: FALSE
[17:26:32.886] The total size of the 1 globals is 56 bytes (56 bytes)
[17:26:32.886] The total size of the 1 globals exported for future expression ('{; 2 * a; }') is 56 bytes.. This exceeds the maximum allowed size of 500.00 MiB (option 'future.globals.maxSize'). There is one global: 'a' (56 bytes of class 'numeric')
[17:26:32.887] - globals: [1] 'a'
[17:26:32.887] 
[17:26:32.887] getGlobalsAndPackages() ... DONE
[17:26:32.887] run() for 'Future' ...
[17:26:32.887] - state: 'created'
[17:26:32.888] - Future backend: 'FutureStrategy', 'sequential', 'uniprocess', 'future', 'function'
[17:26:32.888] - Future class: 'SequentialFuture', 'UniprocessFuture', 'Future', 'environment'
[17:26:32.888] - Copy elements of temporary 'SequentialFuture' to final 'Future' object ...
[17:26:32.888]   - Field: 'label'
[17:26:32.889]   - Field: 'local'
[17:26:32.889]   - Field: 'owner'
[17:26:32.889]   - Field: 'envir'
[17:26:32.889]   - Field: 'packages'
[17:26:32.889]   - Field: 'gc'
[17:26:32.889]   - Field: 'conditions'
[17:26:32.890]   - Field: 'expr'
[17:26:32.890]   - Field: 'uuid'
[17:26:32.890]   - Field: 'seed'
[17:26:32.890]   - Field: 'version'
[17:26:32.890]   - Field: 'result'
[17:26:32.891]   - Field: 'asynchronous'
[17:26:32.891]   - Field: 'calls'
[17:26:32.891]   - Field: 'globals'
[17:26:32.891]   - Field: 'stdout'
[17:26:32.891]   - Field: 'earlySignal'
[17:26:32.891]   - Field: 'lazy'
[17:26:32.892]   - Field: 'state'
[17:26:32.892] - Copy elements of temporary 'SequentialFuture' to final 'Future' object ... done
[17:26:32.892] - Launch lazy future ...
[17:26:32.892] Packages needed by the future expression (n = 0): <none>
[17:26:32.892] Packages needed by future strategies (n = 0): <none>
[17:26:32.893] {
[17:26:32.893]     {
[17:26:32.893]         {
[17:26:32.893]             ...future.startTime <- base::Sys.time()
[17:26:32.893]             {
[17:26:32.893]                 {
[17:26:32.893]                   {
[17:26:32.893]                     base::local({
[17:26:32.893]                       has_future <- base::requireNamespace("future", 
[17:26:32.893]                         quietly = TRUE)
[17:26:32.893]                       if (has_future) {
[17:26:32.893]                         ns <- base::getNamespace("future")
[17:26:32.893]                         version <- ns[[".package"]][["version"]]
[17:26:32.893]                         if (is.null(version)) 
[17:26:32.893]                           version <- utils::packageVersion("future")
[17:26:32.893]                       }
[17:26:32.893]                       else {
[17:26:32.893]                         version <- NULL
[17:26:32.893]                       }
[17:26:32.893]                       if (!has_future || version < "1.8.0") {
[17:26:32.893]                         info <- base::c(r_version = base::gsub("R version ", 
[17:26:32.893]                           "", base::R.version$version.string), 
[17:26:32.893]                           platform = base::sprintf("%s (%s-bit)", 
[17:26:32.893]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:26:32.893]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[17:26:32.893]                             "release", "version")], collapse = " "), 
[17:26:32.893]                           hostname = base::Sys.info()[["nodename"]])
[17:26:32.893]                         info <- base::sprintf("%s: %s", base::names(info), 
[17:26:32.893]                           info)
[17:26:32.893]                         info <- base::paste(info, collapse = "; ")
[17:26:32.893]                         if (!has_future) {
[17:26:32.893]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:26:32.893]                             info)
[17:26:32.893]                         }
[17:26:32.893]                         else {
[17:26:32.893]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:26:32.893]                             info, version)
[17:26:32.893]                         }
[17:26:32.893]                         base::stop(msg)
[17:26:32.893]                       }
[17:26:32.893]                     })
[17:26:32.893]                   }
[17:26:32.893]                   ...future.strategy.old <- future::plan("list")
[17:26:32.893]                   options(future.plan = NULL)
[17:26:32.893]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:26:32.893]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:26:32.893]                 }
[17:26:32.893]                 ...future.workdir <- getwd()
[17:26:32.893]             }
[17:26:32.893]             ...future.oldOptions <- base::as.list(base::.Options)
[17:26:32.893]             ...future.oldEnvVars <- base::Sys.getenv()
[17:26:32.893]         }
[17:26:32.893]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:26:32.893]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:26:32.893]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:26:32.893]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:26:32.893]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:26:32.893]             future.stdout.windows.reencode = NULL, width = 80L)
[17:26:32.893]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:26:32.893]             base::names(...future.oldOptions))
[17:26:32.893]     }
[17:26:32.893]     if (FALSE) {
[17:26:32.893]     }
[17:26:32.893]     else {
[17:26:32.893]         if (TRUE) {
[17:26:32.893]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:26:32.893]                 open = "w")
[17:26:32.893]         }
[17:26:32.893]         else {
[17:26:32.893]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:26:32.893]                 windows = "NUL", "/dev/null"), open = "w")
[17:26:32.893]         }
[17:26:32.893]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:26:32.893]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:26:32.893]             base::sink(type = "output", split = FALSE)
[17:26:32.893]             base::close(...future.stdout)
[17:26:32.893]         }, add = TRUE)
[17:26:32.893]     }
[17:26:32.893]     ...future.frame <- base::sys.nframe()
[17:26:32.893]     ...future.conditions <- base::list()
[17:26:32.893]     ...future.rng <- base::globalenv()$.Random.seed
[17:26:32.893]     if (FALSE) {
[17:26:32.893]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:26:32.893]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:26:32.893]     }
[17:26:32.893]     ...future.result <- base::tryCatch({
[17:26:32.893]         base::withCallingHandlers({
[17:26:32.893]             ...future.value <- base::withVisible(base::local({
[17:26:32.893]                 2 * a
[17:26:32.893]             }))
[17:26:32.893]             future::FutureResult(value = ...future.value$value, 
[17:26:32.893]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:32.893]                   ...future.rng), globalenv = if (FALSE) 
[17:26:32.893]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:26:32.893]                     ...future.globalenv.names))
[17:26:32.893]                 else NULL, started = ...future.startTime, version = "1.8")
[17:26:32.893]         }, condition = base::local({
[17:26:32.893]             c <- base::c
[17:26:32.893]             inherits <- base::inherits
[17:26:32.893]             invokeRestart <- base::invokeRestart
[17:26:32.893]             length <- base::length
[17:26:32.893]             list <- base::list
[17:26:32.893]             seq.int <- base::seq.int
[17:26:32.893]             signalCondition <- base::signalCondition
[17:26:32.893]             sys.calls <- base::sys.calls
[17:26:32.893]             `[[` <- base::`[[`
[17:26:32.893]             `+` <- base::`+`
[17:26:32.893]             `<<-` <- base::`<<-`
[17:26:32.893]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:26:32.893]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:26:32.893]                   3L)]
[17:26:32.893]             }
[17:26:32.893]             function(cond) {
[17:26:32.893]                 is_error <- inherits(cond, "error")
[17:26:32.893]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:26:32.893]                   NULL)
[17:26:32.893]                 if (is_error) {
[17:26:32.893]                   sessionInformation <- function() {
[17:26:32.893]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:26:32.893]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:26:32.893]                       search = base::search(), system = base::Sys.info())
[17:26:32.893]                   }
[17:26:32.893]                   ...future.conditions[[length(...future.conditions) + 
[17:26:32.893]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:26:32.893]                     cond$call), session = sessionInformation(), 
[17:26:32.893]                     timestamp = base::Sys.time(), signaled = 0L)
[17:26:32.893]                   signalCondition(cond)
[17:26:32.893]                 }
[17:26:32.893]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:26:32.893]                 "immediateCondition"))) {
[17:26:32.893]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:26:32.893]                   ...future.conditions[[length(...future.conditions) + 
[17:26:32.893]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:26:32.893]                   if (TRUE && !signal) {
[17:26:32.893]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:32.893]                     {
[17:26:32.893]                       inherits <- base::inherits
[17:26:32.893]                       invokeRestart <- base::invokeRestart
[17:26:32.893]                       is.null <- base::is.null
[17:26:32.893]                       muffled <- FALSE
[17:26:32.893]                       if (inherits(cond, "message")) {
[17:26:32.893]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:32.893]                         if (muffled) 
[17:26:32.893]                           invokeRestart("muffleMessage")
[17:26:32.893]                       }
[17:26:32.893]                       else if (inherits(cond, "warning")) {
[17:26:32.893]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:32.893]                         if (muffled) 
[17:26:32.893]                           invokeRestart("muffleWarning")
[17:26:32.893]                       }
[17:26:32.893]                       else if (inherits(cond, "condition")) {
[17:26:32.893]                         if (!is.null(pattern)) {
[17:26:32.893]                           computeRestarts <- base::computeRestarts
[17:26:32.893]                           grepl <- base::grepl
[17:26:32.893]                           restarts <- computeRestarts(cond)
[17:26:32.893]                           for (restart in restarts) {
[17:26:32.893]                             name <- restart$name
[17:26:32.893]                             if (is.null(name)) 
[17:26:32.893]                               next
[17:26:32.893]                             if (!grepl(pattern, name)) 
[17:26:32.893]                               next
[17:26:32.893]                             invokeRestart(restart)
[17:26:32.893]                             muffled <- TRUE
[17:26:32.893]                             break
[17:26:32.893]                           }
[17:26:32.893]                         }
[17:26:32.893]                       }
[17:26:32.893]                       invisible(muffled)
[17:26:32.893]                     }
[17:26:32.893]                     muffleCondition(cond, pattern = "^muffle")
[17:26:32.893]                   }
[17:26:32.893]                 }
[17:26:32.893]                 else {
[17:26:32.893]                   if (TRUE) {
[17:26:32.893]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:32.893]                     {
[17:26:32.893]                       inherits <- base::inherits
[17:26:32.893]                       invokeRestart <- base::invokeRestart
[17:26:32.893]                       is.null <- base::is.null
[17:26:32.893]                       muffled <- FALSE
[17:26:32.893]                       if (inherits(cond, "message")) {
[17:26:32.893]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:32.893]                         if (muffled) 
[17:26:32.893]                           invokeRestart("muffleMessage")
[17:26:32.893]                       }
[17:26:32.893]                       else if (inherits(cond, "warning")) {
[17:26:32.893]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:32.893]                         if (muffled) 
[17:26:32.893]                           invokeRestart("muffleWarning")
[17:26:32.893]                       }
[17:26:32.893]                       else if (inherits(cond, "condition")) {
[17:26:32.893]                         if (!is.null(pattern)) {
[17:26:32.893]                           computeRestarts <- base::computeRestarts
[17:26:32.893]                           grepl <- base::grepl
[17:26:32.893]                           restarts <- computeRestarts(cond)
[17:26:32.893]                           for (restart in restarts) {
[17:26:32.893]                             name <- restart$name
[17:26:32.893]                             if (is.null(name)) 
[17:26:32.893]                               next
[17:26:32.893]                             if (!grepl(pattern, name)) 
[17:26:32.893]                               next
[17:26:32.893]                             invokeRestart(restart)
[17:26:32.893]                             muffled <- TRUE
[17:26:32.893]                             break
[17:26:32.893]                           }
[17:26:32.893]                         }
[17:26:32.893]                       }
[17:26:32.893]                       invisible(muffled)
[17:26:32.893]                     }
[17:26:32.893]                     muffleCondition(cond, pattern = "^muffle")
[17:26:32.893]                   }
[17:26:32.893]                 }
[17:26:32.893]             }
[17:26:32.893]         }))
[17:26:32.893]     }, error = function(ex) {
[17:26:32.893]         base::structure(base::list(value = NULL, visible = NULL, 
[17:26:32.893]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:32.893]                 ...future.rng), started = ...future.startTime, 
[17:26:32.893]             finished = Sys.time(), session_uuid = NA_character_, 
[17:26:32.893]             version = "1.8"), class = "FutureResult")
[17:26:32.893]     }, finally = {
[17:26:32.893]         if (!identical(...future.workdir, getwd())) 
[17:26:32.893]             setwd(...future.workdir)
[17:26:32.893]         {
[17:26:32.893]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:26:32.893]                 ...future.oldOptions$nwarnings <- NULL
[17:26:32.893]             }
[17:26:32.893]             base::options(...future.oldOptions)
[17:26:32.893]             if (.Platform$OS.type == "windows") {
[17:26:32.893]                 old_names <- names(...future.oldEnvVars)
[17:26:32.893]                 envs <- base::Sys.getenv()
[17:26:32.893]                 names <- names(envs)
[17:26:32.893]                 common <- intersect(names, old_names)
[17:26:32.893]                 added <- setdiff(names, old_names)
[17:26:32.893]                 removed <- setdiff(old_names, names)
[17:26:32.893]                 changed <- common[...future.oldEnvVars[common] != 
[17:26:32.893]                   envs[common]]
[17:26:32.893]                 NAMES <- toupper(changed)
[17:26:32.893]                 args <- list()
[17:26:32.893]                 for (kk in seq_along(NAMES)) {
[17:26:32.893]                   name <- changed[[kk]]
[17:26:32.893]                   NAME <- NAMES[[kk]]
[17:26:32.893]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:32.893]                     next
[17:26:32.893]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:32.893]                 }
[17:26:32.893]                 NAMES <- toupper(added)
[17:26:32.893]                 for (kk in seq_along(NAMES)) {
[17:26:32.893]                   name <- added[[kk]]
[17:26:32.893]                   NAME <- NAMES[[kk]]
[17:26:32.893]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:32.893]                     next
[17:26:32.893]                   args[[name]] <- ""
[17:26:32.893]                 }
[17:26:32.893]                 NAMES <- toupper(removed)
[17:26:32.893]                 for (kk in seq_along(NAMES)) {
[17:26:32.893]                   name <- removed[[kk]]
[17:26:32.893]                   NAME <- NAMES[[kk]]
[17:26:32.893]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:32.893]                     next
[17:26:32.893]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:32.893]                 }
[17:26:32.893]                 if (length(args) > 0) 
[17:26:32.893]                   base::do.call(base::Sys.setenv, args = args)
[17:26:32.893]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:26:32.893]             }
[17:26:32.893]             else {
[17:26:32.893]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:26:32.893]             }
[17:26:32.893]             {
[17:26:32.893]                 if (base::length(...future.futureOptionsAdded) > 
[17:26:32.893]                   0L) {
[17:26:32.893]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:26:32.893]                   base::names(opts) <- ...future.futureOptionsAdded
[17:26:32.893]                   base::options(opts)
[17:26:32.893]                 }
[17:26:32.893]                 {
[17:26:32.893]                   {
[17:26:32.893]                     NULL
[17:26:32.893]                     RNGkind("Mersenne-Twister")
[17:26:32.893]                     base::rm(list = ".Random.seed", envir = base::globalenv(), 
[17:26:32.893]                       inherits = FALSE)
[17:26:32.893]                   }
[17:26:32.893]                   options(future.plan = NULL)
[17:26:32.893]                   if (is.na(NA_character_)) 
[17:26:32.893]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:26:32.893]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:26:32.893]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:26:32.893]                     .init = FALSE)
[17:26:32.893]                 }
[17:26:32.893]             }
[17:26:32.893]         }
[17:26:32.893]     })
[17:26:32.893]     if (TRUE) {
[17:26:32.893]         base::sink(type = "output", split = FALSE)
[17:26:32.893]         if (TRUE) {
[17:26:32.893]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:26:32.893]         }
[17:26:32.893]         else {
[17:26:32.893]             ...future.result["stdout"] <- base::list(NULL)
[17:26:32.893]         }
[17:26:32.893]         base::close(...future.stdout)
[17:26:32.893]         ...future.stdout <- NULL
[17:26:32.893]     }
[17:26:32.893]     ...future.result$conditions <- ...future.conditions
[17:26:32.893]     ...future.result$finished <- base::Sys.time()
[17:26:32.893]     ...future.result
[17:26:32.893] }
[17:26:32.897] assign_globals() ...
[17:26:32.897] List of 1
[17:26:32.897]  $ a: num 1
[17:26:32.897]  - attr(*, "where")=List of 1
[17:26:32.897]   ..$ a:<environment: R_EmptyEnv> 
[17:26:32.897]  - attr(*, "class")= chr [1:3] "FutureGlobals" "Globals" "list"
[17:26:32.897]  - attr(*, "resolved")= logi FALSE
[17:26:32.897]  - attr(*, "total_size")= num 56
[17:26:32.897]  - attr(*, "already-done")= logi TRUE
[17:26:32.900] - copied 'a' to environment
[17:26:32.900] assign_globals() ... done
[17:26:32.900] plan(): Setting new future strategy stack:
[17:26:32.900] List of future strategies:
[17:26:32.900] 1. sequential:
[17:26:32.900]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:26:32.900]    - tweaked: FALSE
[17:26:32.900]    - call: NULL
[17:26:32.901] plan(): nbrOfWorkers() = 1
[17:26:32.902] plan(): Setting new future strategy stack:
[17:26:32.902] List of future strategies:
[17:26:32.902] 1. sequential:
[17:26:32.902]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:26:32.902]    - tweaked: FALSE
[17:26:32.902]    - call: plan(strategy)
[17:26:32.903] plan(): nbrOfWorkers() = 1
[17:26:32.903] SequentialFuture started (and completed)
[17:26:32.903] - Launch lazy future ... done
[17:26:32.904] run() for 'SequentialFuture' ... done
[17:26:32.904] getGlobalsAndPackages() ...
[17:26:32.904] Searching for globals...
[17:26:32.905] - globals found: [3] '{', '*', 'a'
[17:26:32.905] Searching for globals ... DONE
[17:26:32.906] Resolving globals: FALSE
[17:26:32.906] The total size of the 1 globals is 56 bytes (56 bytes)
[17:26:32.906] The total size of the 1 globals exported for future expression ('{; 2 * a; }') is 56 bytes.. This exceeds the maximum allowed size of 500.00 MiB (option 'future.globals.maxSize'). There is one global: 'a' (56 bytes of class 'numeric')
[17:26:32.907] - globals: [1] 'a'
[17:26:32.907] 
[17:26:32.907] getGlobalsAndPackages() ... DONE
[17:26:32.907] run() for 'Future' ...
[17:26:32.907] - state: 'created'
[17:26:32.908] - Future backend: 'FutureStrategy', 'sequential', 'uniprocess', 'future', 'function'
[17:26:32.908] - Future class: 'SequentialFuture', 'UniprocessFuture', 'Future', 'environment'
[17:26:32.908] - Copy elements of temporary 'SequentialFuture' to final 'Future' object ...
[17:26:32.908]   - Field: 'label'
[17:26:32.909]   - Field: 'local'
[17:26:32.909]   - Field: 'owner'
[17:26:32.909]   - Field: 'envir'
[17:26:32.909]   - Field: 'packages'
[17:26:32.909]   - Field: 'gc'
[17:26:32.909]   - Field: 'conditions'
[17:26:32.911]   - Field: 'expr'
[17:26:32.911]   - Field: 'uuid'
[17:26:32.911]   - Field: 'seed'
[17:26:32.911]   - Field: 'version'
[17:26:32.911]   - Field: 'result'
[17:26:32.912]   - Field: 'asynchronous'
[17:26:32.912]   - Field: 'calls'
[17:26:32.912]   - Field: 'globals'
[17:26:32.912]   - Field: 'stdout'
[17:26:32.912]   - Field: 'earlySignal'
[17:26:32.912]   - Field: 'lazy'
[17:26:32.913]   - Field: 'state'
[17:26:32.913] - Copy elements of temporary 'SequentialFuture' to final 'Future' object ... done
[17:26:32.913] - Launch lazy future ...
[17:26:32.913] Packages needed by the future expression (n = 0): <none>
[17:26:32.913] Packages needed by future strategies (n = 0): <none>
[17:26:32.914] {
[17:26:32.914]     {
[17:26:32.914]         {
[17:26:32.914]             ...future.startTime <- base::Sys.time()
[17:26:32.914]             {
[17:26:32.914]                 {
[17:26:32.914]                   {
[17:26:32.914]                     base::local({
[17:26:32.914]                       has_future <- base::requireNamespace("future", 
[17:26:32.914]                         quietly = TRUE)
[17:26:32.914]                       if (has_future) {
[17:26:32.914]                         ns <- base::getNamespace("future")
[17:26:32.914]                         version <- ns[[".package"]][["version"]]
[17:26:32.914]                         if (is.null(version)) 
[17:26:32.914]                           version <- utils::packageVersion("future")
[17:26:32.914]                       }
[17:26:32.914]                       else {
[17:26:32.914]                         version <- NULL
[17:26:32.914]                       }
[17:26:32.914]                       if (!has_future || version < "1.8.0") {
[17:26:32.914]                         info <- base::c(r_version = base::gsub("R version ", 
[17:26:32.914]                           "", base::R.version$version.string), 
[17:26:32.914]                           platform = base::sprintf("%s (%s-bit)", 
[17:26:32.914]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:26:32.914]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[17:26:32.914]                             "release", "version")], collapse = " "), 
[17:26:32.914]                           hostname = base::Sys.info()[["nodename"]])
[17:26:32.914]                         info <- base::sprintf("%s: %s", base::names(info), 
[17:26:32.914]                           info)
[17:26:32.914]                         info <- base::paste(info, collapse = "; ")
[17:26:32.914]                         if (!has_future) {
[17:26:32.914]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:26:32.914]                             info)
[17:26:32.914]                         }
[17:26:32.914]                         else {
[17:26:32.914]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:26:32.914]                             info, version)
[17:26:32.914]                         }
[17:26:32.914]                         base::stop(msg)
[17:26:32.914]                       }
[17:26:32.914]                     })
[17:26:32.914]                   }
[17:26:32.914]                   ...future.strategy.old <- future::plan("list")
[17:26:32.914]                   options(future.plan = NULL)
[17:26:32.914]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:26:32.914]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:26:32.914]                 }
[17:26:32.914]                 ...future.workdir <- getwd()
[17:26:32.914]             }
[17:26:32.914]             ...future.oldOptions <- base::as.list(base::.Options)
[17:26:32.914]             ...future.oldEnvVars <- base::Sys.getenv()
[17:26:32.914]         }
[17:26:32.914]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:26:32.914]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:26:32.914]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:26:32.914]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:26:32.914]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:26:32.914]             future.stdout.windows.reencode = NULL, width = 80L)
[17:26:32.914]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:26:32.914]             base::names(...future.oldOptions))
[17:26:32.914]     }
[17:26:32.914]     if (FALSE) {
[17:26:32.914]     }
[17:26:32.914]     else {
[17:26:32.914]         if (TRUE) {
[17:26:32.914]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:26:32.914]                 open = "w")
[17:26:32.914]         }
[17:26:32.914]         else {
[17:26:32.914]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:26:32.914]                 windows = "NUL", "/dev/null"), open = "w")
[17:26:32.914]         }
[17:26:32.914]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:26:32.914]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:26:32.914]             base::sink(type = "output", split = FALSE)
[17:26:32.914]             base::close(...future.stdout)
[17:26:32.914]         }, add = TRUE)
[17:26:32.914]     }
[17:26:32.914]     ...future.frame <- base::sys.nframe()
[17:26:32.914]     ...future.conditions <- base::list()
[17:26:32.914]     ...future.rng <- base::globalenv()$.Random.seed
[17:26:32.914]     if (FALSE) {
[17:26:32.914]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:26:32.914]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:26:32.914]     }
[17:26:32.914]     ...future.result <- base::tryCatch({
[17:26:32.914]         base::withCallingHandlers({
[17:26:32.914]             ...future.value <- base::withVisible(base::local({
[17:26:32.914]                 2 * a
[17:26:32.914]             }))
[17:26:32.914]             future::FutureResult(value = ...future.value$value, 
[17:26:32.914]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:32.914]                   ...future.rng), globalenv = if (FALSE) 
[17:26:32.914]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:26:32.914]                     ...future.globalenv.names))
[17:26:32.914]                 else NULL, started = ...future.startTime, version = "1.8")
[17:26:32.914]         }, condition = base::local({
[17:26:32.914]             c <- base::c
[17:26:32.914]             inherits <- base::inherits
[17:26:32.914]             invokeRestart <- base::invokeRestart
[17:26:32.914]             length <- base::length
[17:26:32.914]             list <- base::list
[17:26:32.914]             seq.int <- base::seq.int
[17:26:32.914]             signalCondition <- base::signalCondition
[17:26:32.914]             sys.calls <- base::sys.calls
[17:26:32.914]             `[[` <- base::`[[`
[17:26:32.914]             `+` <- base::`+`
[17:26:32.914]             `<<-` <- base::`<<-`
[17:26:32.914]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:26:32.914]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:26:32.914]                   3L)]
[17:26:32.914]             }
[17:26:32.914]             function(cond) {
[17:26:32.914]                 is_error <- inherits(cond, "error")
[17:26:32.914]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:26:32.914]                   NULL)
[17:26:32.914]                 if (is_error) {
[17:26:32.914]                   sessionInformation <- function() {
[17:26:32.914]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:26:32.914]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:26:32.914]                       search = base::search(), system = base::Sys.info())
[17:26:32.914]                   }
[17:26:32.914]                   ...future.conditions[[length(...future.conditions) + 
[17:26:32.914]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:26:32.914]                     cond$call), session = sessionInformation(), 
[17:26:32.914]                     timestamp = base::Sys.time(), signaled = 0L)
[17:26:32.914]                   signalCondition(cond)
[17:26:32.914]                 }
[17:26:32.914]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:26:32.914]                 "immediateCondition"))) {
[17:26:32.914]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:26:32.914]                   ...future.conditions[[length(...future.conditions) + 
[17:26:32.914]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:26:32.914]                   if (TRUE && !signal) {
[17:26:32.914]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:32.914]                     {
[17:26:32.914]                       inherits <- base::inherits
[17:26:32.914]                       invokeRestart <- base::invokeRestart
[17:26:32.914]                       is.null <- base::is.null
[17:26:32.914]                       muffled <- FALSE
[17:26:32.914]                       if (inherits(cond, "message")) {
[17:26:32.914]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:32.914]                         if (muffled) 
[17:26:32.914]                           invokeRestart("muffleMessage")
[17:26:32.914]                       }
[17:26:32.914]                       else if (inherits(cond, "warning")) {
[17:26:32.914]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:32.914]                         if (muffled) 
[17:26:32.914]                           invokeRestart("muffleWarning")
[17:26:32.914]                       }
[17:26:32.914]                       else if (inherits(cond, "condition")) {
[17:26:32.914]                         if (!is.null(pattern)) {
[17:26:32.914]                           computeRestarts <- base::computeRestarts
[17:26:32.914]                           grepl <- base::grepl
[17:26:32.914]                           restarts <- computeRestarts(cond)
[17:26:32.914]                           for (restart in restarts) {
[17:26:32.914]                             name <- restart$name
[17:26:32.914]                             if (is.null(name)) 
[17:26:32.914]                               next
[17:26:32.914]                             if (!grepl(pattern, name)) 
[17:26:32.914]                               next
[17:26:32.914]                             invokeRestart(restart)
[17:26:32.914]                             muffled <- TRUE
[17:26:32.914]                             break
[17:26:32.914]                           }
[17:26:32.914]                         }
[17:26:32.914]                       }
[17:26:32.914]                       invisible(muffled)
[17:26:32.914]                     }
[17:26:32.914]                     muffleCondition(cond, pattern = "^muffle")
[17:26:32.914]                   }
[17:26:32.914]                 }
[17:26:32.914]                 else {
[17:26:32.914]                   if (TRUE) {
[17:26:32.914]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:32.914]                     {
[17:26:32.914]                       inherits <- base::inherits
[17:26:32.914]                       invokeRestart <- base::invokeRestart
[17:26:32.914]                       is.null <- base::is.null
[17:26:32.914]                       muffled <- FALSE
[17:26:32.914]                       if (inherits(cond, "message")) {
[17:26:32.914]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:32.914]                         if (muffled) 
[17:26:32.914]                           invokeRestart("muffleMessage")
[17:26:32.914]                       }
[17:26:32.914]                       else if (inherits(cond, "warning")) {
[17:26:32.914]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:32.914]                         if (muffled) 
[17:26:32.914]                           invokeRestart("muffleWarning")
[17:26:32.914]                       }
[17:26:32.914]                       else if (inherits(cond, "condition")) {
[17:26:32.914]                         if (!is.null(pattern)) {
[17:26:32.914]                           computeRestarts <- base::computeRestarts
[17:26:32.914]                           grepl <- base::grepl
[17:26:32.914]                           restarts <- computeRestarts(cond)
[17:26:32.914]                           for (restart in restarts) {
[17:26:32.914]                             name <- restart$name
[17:26:32.914]                             if (is.null(name)) 
[17:26:32.914]                               next
[17:26:32.914]                             if (!grepl(pattern, name)) 
[17:26:32.914]                               next
[17:26:32.914]                             invokeRestart(restart)
[17:26:32.914]                             muffled <- TRUE
[17:26:32.914]                             break
[17:26:32.914]                           }
[17:26:32.914]                         }
[17:26:32.914]                       }
[17:26:32.914]                       invisible(muffled)
[17:26:32.914]                     }
[17:26:32.914]                     muffleCondition(cond, pattern = "^muffle")
[17:26:32.914]                   }
[17:26:32.914]                 }
[17:26:32.914]             }
[17:26:32.914]         }))
[17:26:32.914]     }, error = function(ex) {
[17:26:32.914]         base::structure(base::list(value = NULL, visible = NULL, 
[17:26:32.914]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:32.914]                 ...future.rng), started = ...future.startTime, 
[17:26:32.914]             finished = Sys.time(), session_uuid = NA_character_, 
[17:26:32.914]             version = "1.8"), class = "FutureResult")
[17:26:32.914]     }, finally = {
[17:26:32.914]         if (!identical(...future.workdir, getwd())) 
[17:26:32.914]             setwd(...future.workdir)
[17:26:32.914]         {
[17:26:32.914]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:26:32.914]                 ...future.oldOptions$nwarnings <- NULL
[17:26:32.914]             }
[17:26:32.914]             base::options(...future.oldOptions)
[17:26:32.914]             if (.Platform$OS.type == "windows") {
[17:26:32.914]                 old_names <- names(...future.oldEnvVars)
[17:26:32.914]                 envs <- base::Sys.getenv()
[17:26:32.914]                 names <- names(envs)
[17:26:32.914]                 common <- intersect(names, old_names)
[17:26:32.914]                 added <- setdiff(names, old_names)
[17:26:32.914]                 removed <- setdiff(old_names, names)
[17:26:32.914]                 changed <- common[...future.oldEnvVars[common] != 
[17:26:32.914]                   envs[common]]
[17:26:32.914]                 NAMES <- toupper(changed)
[17:26:32.914]                 args <- list()
[17:26:32.914]                 for (kk in seq_along(NAMES)) {
[17:26:32.914]                   name <- changed[[kk]]
[17:26:32.914]                   NAME <- NAMES[[kk]]
[17:26:32.914]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:32.914]                     next
[17:26:32.914]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:32.914]                 }
[17:26:32.914]                 NAMES <- toupper(added)
[17:26:32.914]                 for (kk in seq_along(NAMES)) {
[17:26:32.914]                   name <- added[[kk]]
[17:26:32.914]                   NAME <- NAMES[[kk]]
[17:26:32.914]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:32.914]                     next
[17:26:32.914]                   args[[name]] <- ""
[17:26:32.914]                 }
[17:26:32.914]                 NAMES <- toupper(removed)
[17:26:32.914]                 for (kk in seq_along(NAMES)) {
[17:26:32.914]                   name <- removed[[kk]]
[17:26:32.914]                   NAME <- NAMES[[kk]]
[17:26:32.914]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:32.914]                     next
[17:26:32.914]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:32.914]                 }
[17:26:32.914]                 if (length(args) > 0) 
[17:26:32.914]                   base::do.call(base::Sys.setenv, args = args)
[17:26:32.914]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:26:32.914]             }
[17:26:32.914]             else {
[17:26:32.914]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:26:32.914]             }
[17:26:32.914]             {
[17:26:32.914]                 if (base::length(...future.futureOptionsAdded) > 
[17:26:32.914]                   0L) {
[17:26:32.914]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:26:32.914]                   base::names(opts) <- ...future.futureOptionsAdded
[17:26:32.914]                   base::options(opts)
[17:26:32.914]                 }
[17:26:32.914]                 {
[17:26:32.914]                   {
[17:26:32.914]                     NULL
[17:26:32.914]                     RNGkind("Mersenne-Twister")
[17:26:32.914]                     base::rm(list = ".Random.seed", envir = base::globalenv(), 
[17:26:32.914]                       inherits = FALSE)
[17:26:32.914]                   }
[17:26:32.914]                   options(future.plan = NULL)
[17:26:32.914]                   if (is.na(NA_character_)) 
[17:26:32.914]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:26:32.914]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:26:32.914]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:26:32.914]                     .init = FALSE)
[17:26:32.914]                 }
[17:26:32.914]             }
[17:26:32.914]         }
[17:26:32.914]     })
[17:26:32.914]     if (TRUE) {
[17:26:32.914]         base::sink(type = "output", split = FALSE)
[17:26:32.914]         if (TRUE) {
[17:26:32.914]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:26:32.914]         }
[17:26:32.914]         else {
[17:26:32.914]             ...future.result["stdout"] <- base::list(NULL)
[17:26:32.914]         }
[17:26:32.914]         base::close(...future.stdout)
[17:26:32.914]         ...future.stdout <- NULL
[17:26:32.914]     }
[17:26:32.914]     ...future.result$conditions <- ...future.conditions
[17:26:32.914]     ...future.result$finished <- base::Sys.time()
[17:26:32.914]     ...future.result
[17:26:32.914] }
[17:26:32.918] assign_globals() ...
[17:26:32.918] List of 1
[17:26:32.918]  $ a: num 1
[17:26:32.918]  - attr(*, "where")=List of 1
[17:26:32.918]   ..$ a:<environment: R_EmptyEnv> 
[17:26:32.918]  - attr(*, "class")= chr [1:3] "FutureGlobals" "Globals" "list"
[17:26:32.918]  - attr(*, "resolved")= logi FALSE
[17:26:32.918]  - attr(*, "total_size")= num 56
[17:26:32.918]  - attr(*, "already-done")= logi TRUE
[17:26:32.921] - copied 'a' to environment
[17:26:32.921] assign_globals() ... done
[17:26:32.921] plan(): Setting new future strategy stack:
[17:26:32.921] List of future strategies:
[17:26:32.921] 1. sequential:
[17:26:32.921]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:26:32.921]    - tweaked: FALSE
[17:26:32.921]    - call: NULL
[17:26:32.922] plan(): nbrOfWorkers() = 1
[17:26:32.923] plan(): Setting new future strategy stack:
[17:26:32.923] List of future strategies:
[17:26:32.923] 1. sequential:
[17:26:32.923]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:26:32.923]    - tweaked: FALSE
[17:26:32.923]    - call: plan(strategy)
[17:26:32.924] plan(): nbrOfWorkers() = 1
[17:26:32.924] SequentialFuture started (and completed)
[17:26:32.924] - Launch lazy future ... done
[17:26:32.924] run() for 'SequentialFuture' ... done
[17:26:32.925] getGlobalsAndPackages() ...
[17:26:32.925] Searching for globals...
[17:26:32.926] - globals found: [3] '{', '*', 'a'
[17:26:32.926] Searching for globals ... DONE
[17:26:32.926] Resolving globals: FALSE
[17:26:32.927] The total size of the 1 globals is 56 bytes (56 bytes)
[17:26:32.927] The total size of the 1 globals exported for future expression ('{; 2 * a; }') is 56 bytes.. This exceeds the maximum allowed size of 500.00 MiB (option 'future.globals.maxSize'). There is one global: 'a' (56 bytes of class 'numeric')
[17:26:32.927] - globals: [1] 'a'
[17:26:32.927] 
[17:26:32.928] getGlobalsAndPackages() ... DONE
[17:26:32.928] run() for 'Future' ...
[17:26:32.928] - state: 'created'
[17:26:32.928] - Future backend: 'FutureStrategy', 'sequential', 'uniprocess', 'future', 'function'
[17:26:32.929] - Future class: 'SequentialFuture', 'UniprocessFuture', 'Future', 'environment'
[17:26:32.929] - Copy elements of temporary 'SequentialFuture' to final 'Future' object ...
[17:26:32.929]   - Field: 'label'
[17:26:32.929]   - Field: 'local'
[17:26:32.929]   - Field: 'owner'
[17:26:32.930]   - Field: 'envir'
[17:26:32.930]   - Field: 'packages'
[17:26:32.930]   - Field: 'gc'
[17:26:32.930]   - Field: 'conditions'
[17:26:32.930]   - Field: 'expr'
[17:26:32.930]   - Field: 'uuid'
[17:26:32.931]   - Field: 'seed'
[17:26:32.931]   - Field: 'version'
[17:26:32.931]   - Field: 'result'
[17:26:32.931]   - Field: 'asynchronous'
[17:26:32.931]   - Field: 'calls'
[17:26:32.931]   - Field: 'globals'
[17:26:32.932]   - Field: 'stdout'
[17:26:32.932]   - Field: 'earlySignal'
[17:26:32.932]   - Field: 'lazy'
[17:26:32.932]   - Field: 'state'
[17:26:32.932] - Copy elements of temporary 'SequentialFuture' to final 'Future' object ... done
[17:26:32.932] - Launch lazy future ...
[17:26:32.933] Packages needed by the future expression (n = 0): <none>
[17:26:32.933] Packages needed by future strategies (n = 0): <none>
[17:26:32.933] {
[17:26:32.933]     {
[17:26:32.933]         {
[17:26:32.933]             ...future.startTime <- base::Sys.time()
[17:26:32.933]             {
[17:26:32.933]                 {
[17:26:32.933]                   {
[17:26:32.933]                     base::local({
[17:26:32.933]                       has_future <- base::requireNamespace("future", 
[17:26:32.933]                         quietly = TRUE)
[17:26:32.933]                       if (has_future) {
[17:26:32.933]                         ns <- base::getNamespace("future")
[17:26:32.933]                         version <- ns[[".package"]][["version"]]
[17:26:32.933]                         if (is.null(version)) 
[17:26:32.933]                           version <- utils::packageVersion("future")
[17:26:32.933]                       }
[17:26:32.933]                       else {
[17:26:32.933]                         version <- NULL
[17:26:32.933]                       }
[17:26:32.933]                       if (!has_future || version < "1.8.0") {
[17:26:32.933]                         info <- base::c(r_version = base::gsub("R version ", 
[17:26:32.933]                           "", base::R.version$version.string), 
[17:26:32.933]                           platform = base::sprintf("%s (%s-bit)", 
[17:26:32.933]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:26:32.933]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[17:26:32.933]                             "release", "version")], collapse = " "), 
[17:26:32.933]                           hostname = base::Sys.info()[["nodename"]])
[17:26:32.933]                         info <- base::sprintf("%s: %s", base::names(info), 
[17:26:32.933]                           info)
[17:26:32.933]                         info <- base::paste(info, collapse = "; ")
[17:26:32.933]                         if (!has_future) {
[17:26:32.933]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:26:32.933]                             info)
[17:26:32.933]                         }
[17:26:32.933]                         else {
[17:26:32.933]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:26:32.933]                             info, version)
[17:26:32.933]                         }
[17:26:32.933]                         base::stop(msg)
[17:26:32.933]                       }
[17:26:32.933]                     })
[17:26:32.933]                   }
[17:26:32.933]                   ...future.strategy.old <- future::plan("list")
[17:26:32.933]                   options(future.plan = NULL)
[17:26:32.933]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:26:32.933]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:26:32.933]                 }
[17:26:32.933]                 ...future.workdir <- getwd()
[17:26:32.933]             }
[17:26:32.933]             ...future.oldOptions <- base::as.list(base::.Options)
[17:26:32.933]             ...future.oldEnvVars <- base::Sys.getenv()
[17:26:32.933]         }
[17:26:32.933]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:26:32.933]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:26:32.933]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:26:32.933]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:26:32.933]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:26:32.933]             future.stdout.windows.reencode = NULL, width = 80L)
[17:26:32.933]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:26:32.933]             base::names(...future.oldOptions))
[17:26:32.933]     }
[17:26:32.933]     if (FALSE) {
[17:26:32.933]     }
[17:26:32.933]     else {
[17:26:32.933]         if (TRUE) {
[17:26:32.933]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:26:32.933]                 open = "w")
[17:26:32.933]         }
[17:26:32.933]         else {
[17:26:32.933]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:26:32.933]                 windows = "NUL", "/dev/null"), open = "w")
[17:26:32.933]         }
[17:26:32.933]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:26:32.933]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:26:32.933]             base::sink(type = "output", split = FALSE)
[17:26:32.933]             base::close(...future.stdout)
[17:26:32.933]         }, add = TRUE)
[17:26:32.933]     }
[17:26:32.933]     ...future.frame <- base::sys.nframe()
[17:26:32.933]     ...future.conditions <- base::list()
[17:26:32.933]     ...future.rng <- base::globalenv()$.Random.seed
[17:26:32.933]     if (FALSE) {
[17:26:32.933]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:26:32.933]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:26:32.933]     }
[17:26:32.933]     ...future.result <- base::tryCatch({
[17:26:32.933]         base::withCallingHandlers({
[17:26:32.933]             ...future.value <- base::withVisible(base::local({
[17:26:32.933]                 2 * a
[17:26:32.933]             }))
[17:26:32.933]             future::FutureResult(value = ...future.value$value, 
[17:26:32.933]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:32.933]                   ...future.rng), globalenv = if (FALSE) 
[17:26:32.933]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:26:32.933]                     ...future.globalenv.names))
[17:26:32.933]                 else NULL, started = ...future.startTime, version = "1.8")
[17:26:32.933]         }, condition = base::local({
[17:26:32.933]             c <- base::c
[17:26:32.933]             inherits <- base::inherits
[17:26:32.933]             invokeRestart <- base::invokeRestart
[17:26:32.933]             length <- base::length
[17:26:32.933]             list <- base::list
[17:26:32.933]             seq.int <- base::seq.int
[17:26:32.933]             signalCondition <- base::signalCondition
[17:26:32.933]             sys.calls <- base::sys.calls
[17:26:32.933]             `[[` <- base::`[[`
[17:26:32.933]             `+` <- base::`+`
[17:26:32.933]             `<<-` <- base::`<<-`
[17:26:32.933]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:26:32.933]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:26:32.933]                   3L)]
[17:26:32.933]             }
[17:26:32.933]             function(cond) {
[17:26:32.933]                 is_error <- inherits(cond, "error")
[17:26:32.933]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:26:32.933]                   NULL)
[17:26:32.933]                 if (is_error) {
[17:26:32.933]                   sessionInformation <- function() {
[17:26:32.933]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:26:32.933]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:26:32.933]                       search = base::search(), system = base::Sys.info())
[17:26:32.933]                   }
[17:26:32.933]                   ...future.conditions[[length(...future.conditions) + 
[17:26:32.933]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:26:32.933]                     cond$call), session = sessionInformation(), 
[17:26:32.933]                     timestamp = base::Sys.time(), signaled = 0L)
[17:26:32.933]                   signalCondition(cond)
[17:26:32.933]                 }
[17:26:32.933]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:26:32.933]                 "immediateCondition"))) {
[17:26:32.933]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:26:32.933]                   ...future.conditions[[length(...future.conditions) + 
[17:26:32.933]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:26:32.933]                   if (TRUE && !signal) {
[17:26:32.933]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:32.933]                     {
[17:26:32.933]                       inherits <- base::inherits
[17:26:32.933]                       invokeRestart <- base::invokeRestart
[17:26:32.933]                       is.null <- base::is.null
[17:26:32.933]                       muffled <- FALSE
[17:26:32.933]                       if (inherits(cond, "message")) {
[17:26:32.933]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:32.933]                         if (muffled) 
[17:26:32.933]                           invokeRestart("muffleMessage")
[17:26:32.933]                       }
[17:26:32.933]                       else if (inherits(cond, "warning")) {
[17:26:32.933]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:32.933]                         if (muffled) 
[17:26:32.933]                           invokeRestart("muffleWarning")
[17:26:32.933]                       }
[17:26:32.933]                       else if (inherits(cond, "condition")) {
[17:26:32.933]                         if (!is.null(pattern)) {
[17:26:32.933]                           computeRestarts <- base::computeRestarts
[17:26:32.933]                           grepl <- base::grepl
[17:26:32.933]                           restarts <- computeRestarts(cond)
[17:26:32.933]                           for (restart in restarts) {
[17:26:32.933]                             name <- restart$name
[17:26:32.933]                             if (is.null(name)) 
[17:26:32.933]                               next
[17:26:32.933]                             if (!grepl(pattern, name)) 
[17:26:32.933]                               next
[17:26:32.933]                             invokeRestart(restart)
[17:26:32.933]                             muffled <- TRUE
[17:26:32.933]                             break
[17:26:32.933]                           }
[17:26:32.933]                         }
[17:26:32.933]                       }
[17:26:32.933]                       invisible(muffled)
[17:26:32.933]                     }
[17:26:32.933]                     muffleCondition(cond, pattern = "^muffle")
[17:26:32.933]                   }
[17:26:32.933]                 }
[17:26:32.933]                 else {
[17:26:32.933]                   if (TRUE) {
[17:26:32.933]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:32.933]                     {
[17:26:32.933]                       inherits <- base::inherits
[17:26:32.933]                       invokeRestart <- base::invokeRestart
[17:26:32.933]                       is.null <- base::is.null
[17:26:32.933]                       muffled <- FALSE
[17:26:32.933]                       if (inherits(cond, "message")) {
[17:26:32.933]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:32.933]                         if (muffled) 
[17:26:32.933]                           invokeRestart("muffleMessage")
[17:26:32.933]                       }
[17:26:32.933]                       else if (inherits(cond, "warning")) {
[17:26:32.933]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:32.933]                         if (muffled) 
[17:26:32.933]                           invokeRestart("muffleWarning")
[17:26:32.933]                       }
[17:26:32.933]                       else if (inherits(cond, "condition")) {
[17:26:32.933]                         if (!is.null(pattern)) {
[17:26:32.933]                           computeRestarts <- base::computeRestarts
[17:26:32.933]                           grepl <- base::grepl
[17:26:32.933]                           restarts <- computeRestarts(cond)
[17:26:32.933]                           for (restart in restarts) {
[17:26:32.933]                             name <- restart$name
[17:26:32.933]                             if (is.null(name)) 
[17:26:32.933]                               next
[17:26:32.933]                             if (!grepl(pattern, name)) 
[17:26:32.933]                               next
[17:26:32.933]                             invokeRestart(restart)
[17:26:32.933]                             muffled <- TRUE
[17:26:32.933]                             break
[17:26:32.933]                           }
[17:26:32.933]                         }
[17:26:32.933]                       }
[17:26:32.933]                       invisible(muffled)
[17:26:32.933]                     }
[17:26:32.933]                     muffleCondition(cond, pattern = "^muffle")
[17:26:32.933]                   }
[17:26:32.933]                 }
[17:26:32.933]             }
[17:26:32.933]         }))
[17:26:32.933]     }, error = function(ex) {
[17:26:32.933]         base::structure(base::list(value = NULL, visible = NULL, 
[17:26:32.933]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:32.933]                 ...future.rng), started = ...future.startTime, 
[17:26:32.933]             finished = Sys.time(), session_uuid = NA_character_, 
[17:26:32.933]             version = "1.8"), class = "FutureResult")
[17:26:32.933]     }, finally = {
[17:26:32.933]         if (!identical(...future.workdir, getwd())) 
[17:26:32.933]             setwd(...future.workdir)
[17:26:32.933]         {
[17:26:32.933]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:26:32.933]                 ...future.oldOptions$nwarnings <- NULL
[17:26:32.933]             }
[17:26:32.933]             base::options(...future.oldOptions)
[17:26:32.933]             if (.Platform$OS.type == "windows") {
[17:26:32.933]                 old_names <- names(...future.oldEnvVars)
[17:26:32.933]                 envs <- base::Sys.getenv()
[17:26:32.933]                 names <- names(envs)
[17:26:32.933]                 common <- intersect(names, old_names)
[17:26:32.933]                 added <- setdiff(names, old_names)
[17:26:32.933]                 removed <- setdiff(old_names, names)
[17:26:32.933]                 changed <- common[...future.oldEnvVars[common] != 
[17:26:32.933]                   envs[common]]
[17:26:32.933]                 NAMES <- toupper(changed)
[17:26:32.933]                 args <- list()
[17:26:32.933]                 for (kk in seq_along(NAMES)) {
[17:26:32.933]                   name <- changed[[kk]]
[17:26:32.933]                   NAME <- NAMES[[kk]]
[17:26:32.933]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:32.933]                     next
[17:26:32.933]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:32.933]                 }
[17:26:32.933]                 NAMES <- toupper(added)
[17:26:32.933]                 for (kk in seq_along(NAMES)) {
[17:26:32.933]                   name <- added[[kk]]
[17:26:32.933]                   NAME <- NAMES[[kk]]
[17:26:32.933]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:32.933]                     next
[17:26:32.933]                   args[[name]] <- ""
[17:26:32.933]                 }
[17:26:32.933]                 NAMES <- toupper(removed)
[17:26:32.933]                 for (kk in seq_along(NAMES)) {
[17:26:32.933]                   name <- removed[[kk]]
[17:26:32.933]                   NAME <- NAMES[[kk]]
[17:26:32.933]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:32.933]                     next
[17:26:32.933]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:32.933]                 }
[17:26:32.933]                 if (length(args) > 0) 
[17:26:32.933]                   base::do.call(base::Sys.setenv, args = args)
[17:26:32.933]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:26:32.933]             }
[17:26:32.933]             else {
[17:26:32.933]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:26:32.933]             }
[17:26:32.933]             {
[17:26:32.933]                 if (base::length(...future.futureOptionsAdded) > 
[17:26:32.933]                   0L) {
[17:26:32.933]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:26:32.933]                   base::names(opts) <- ...future.futureOptionsAdded
[17:26:32.933]                   base::options(opts)
[17:26:32.933]                 }
[17:26:32.933]                 {
[17:26:32.933]                   {
[17:26:32.933]                     NULL
[17:26:32.933]                     RNGkind("Mersenne-Twister")
[17:26:32.933]                     base::rm(list = ".Random.seed", envir = base::globalenv(), 
[17:26:32.933]                       inherits = FALSE)
[17:26:32.933]                   }
[17:26:32.933]                   options(future.plan = NULL)
[17:26:32.933]                   if (is.na(NA_character_)) 
[17:26:32.933]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:26:32.933]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:26:32.933]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:26:32.933]                     .init = FALSE)
[17:26:32.933]                 }
[17:26:32.933]             }
[17:26:32.933]         }
[17:26:32.933]     })
[17:26:32.933]     if (TRUE) {
[17:26:32.933]         base::sink(type = "output", split = FALSE)
[17:26:32.933]         if (TRUE) {
[17:26:32.933]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:26:32.933]         }
[17:26:32.933]         else {
[17:26:32.933]             ...future.result["stdout"] <- base::list(NULL)
[17:26:32.933]         }
[17:26:32.933]         base::close(...future.stdout)
[17:26:32.933]         ...future.stdout <- NULL
[17:26:32.933]     }
[17:26:32.933]     ...future.result$conditions <- ...future.conditions
[17:26:32.933]     ...future.result$finished <- base::Sys.time()
[17:26:32.933]     ...future.result
[17:26:32.933] }
[17:26:32.937] assign_globals() ...
[17:26:32.937] List of 1
[17:26:32.937]  $ a: num 1
[17:26:32.937]  - attr(*, "where")=List of 1
[17:26:32.937]   ..$ a:<environment: R_EmptyEnv> 
[17:26:32.937]  - attr(*, "class")= chr [1:3] "FutureGlobals" "Globals" "list"
[17:26:32.937]  - attr(*, "resolved")= logi FALSE
[17:26:32.937]  - attr(*, "total_size")= num 56
[17:26:32.937]  - attr(*, "already-done")= logi TRUE
[17:26:32.940] - copied 'a' to environment
[17:26:32.940] assign_globals() ... done
[17:26:32.941] plan(): Setting new future strategy stack:
[17:26:32.941] List of future strategies:
[17:26:32.941] 1. sequential:
[17:26:32.941]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:26:32.941]    - tweaked: FALSE
[17:26:32.941]    - call: NULL
[17:26:32.942] plan(): nbrOfWorkers() = 1
[17:26:32.943] plan(): Setting new future strategy stack:
[17:26:32.943] List of future strategies:
[17:26:32.943] 1. sequential:
[17:26:32.943]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:26:32.943]    - tweaked: FALSE
[17:26:32.943]    - call: plan(strategy)
[17:26:32.943] plan(): nbrOfWorkers() = 1
[17:26:32.944] SequentialFuture started (and completed)
[17:26:32.944] - Launch lazy future ... done
[17:26:32.944] run() for 'SequentialFuture' ... done
[17:26:32.944] getGlobalsAndPackages() ...
[17:26:32.945] Searching for globals...
[17:26:32.946] - globals found: [3] '{', '*', 'a'
[17:26:32.946] Searching for globals ... DONE
[17:26:32.946] Resolving globals: FALSE
[17:26:32.947] The total size of the 1 globals is 56 bytes (56 bytes)
[17:26:32.948] The total size of the 1 globals exported for future expression ('{; 2 * a; }') is 56 bytes.. This exceeds the maximum allowed size of 500.00 MiB (option 'future.globals.maxSize'). There is one global: 'a' (56 bytes of class 'numeric')
[17:26:32.948] - globals: [1] 'a'
[17:26:32.948] 
[17:26:32.948] getGlobalsAndPackages() ... DONE
[17:26:32.948] run() for 'Future' ...
[17:26:32.949] - state: 'created'
[17:26:32.949] - Future backend: 'FutureStrategy', 'sequential', 'uniprocess', 'future', 'function'
[17:26:32.949] - Future class: 'SequentialFuture', 'UniprocessFuture', 'Future', 'environment'
[17:26:32.949] - Copy elements of temporary 'SequentialFuture' to final 'Future' object ...
[17:26:32.950]   - Field: 'label'
[17:26:32.950]   - Field: 'local'
[17:26:32.950]   - Field: 'owner'
[17:26:32.950]   - Field: 'envir'
[17:26:32.950]   - Field: 'packages'
[17:26:32.951]   - Field: 'gc'
[17:26:32.951]   - Field: 'conditions'
[17:26:32.951]   - Field: 'expr'
[17:26:32.951]   - Field: 'uuid'
[17:26:32.951]   - Field: 'seed'
[17:26:32.951]   - Field: 'version'
[17:26:32.952]   - Field: 'result'
[17:26:32.952]   - Field: 'asynchronous'
[17:26:32.952]   - Field: 'calls'
[17:26:32.952]   - Field: 'globals'
[17:26:32.952]   - Field: 'stdout'
[17:26:32.952]   - Field: 'earlySignal'
[17:26:32.953]   - Field: 'lazy'
[17:26:32.953]   - Field: 'state'
[17:26:32.953] - Copy elements of temporary 'SequentialFuture' to final 'Future' object ... done
[17:26:32.953] - Launch lazy future ...
[17:26:32.953] Packages needed by the future expression (n = 0): <none>
[17:26:32.953] Packages needed by future strategies (n = 0): <none>
[17:26:32.954] {
[17:26:32.954]     {
[17:26:32.954]         {
[17:26:32.954]             ...future.startTime <- base::Sys.time()
[17:26:32.954]             {
[17:26:32.954]                 {
[17:26:32.954]                   {
[17:26:32.954]                     base::local({
[17:26:32.954]                       has_future <- base::requireNamespace("future", 
[17:26:32.954]                         quietly = TRUE)
[17:26:32.954]                       if (has_future) {
[17:26:32.954]                         ns <- base::getNamespace("future")
[17:26:32.954]                         version <- ns[[".package"]][["version"]]
[17:26:32.954]                         if (is.null(version)) 
[17:26:32.954]                           version <- utils::packageVersion("future")
[17:26:32.954]                       }
[17:26:32.954]                       else {
[17:26:32.954]                         version <- NULL
[17:26:32.954]                       }
[17:26:32.954]                       if (!has_future || version < "1.8.0") {
[17:26:32.954]                         info <- base::c(r_version = base::gsub("R version ", 
[17:26:32.954]                           "", base::R.version$version.string), 
[17:26:32.954]                           platform = base::sprintf("%s (%s-bit)", 
[17:26:32.954]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:26:32.954]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[17:26:32.954]                             "release", "version")], collapse = " "), 
[17:26:32.954]                           hostname = base::Sys.info()[["nodename"]])
[17:26:32.954]                         info <- base::sprintf("%s: %s", base::names(info), 
[17:26:32.954]                           info)
[17:26:32.954]                         info <- base::paste(info, collapse = "; ")
[17:26:32.954]                         if (!has_future) {
[17:26:32.954]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:26:32.954]                             info)
[17:26:32.954]                         }
[17:26:32.954]                         else {
[17:26:32.954]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:26:32.954]                             info, version)
[17:26:32.954]                         }
[17:26:32.954]                         base::stop(msg)
[17:26:32.954]                       }
[17:26:32.954]                     })
[17:26:32.954]                   }
[17:26:32.954]                   ...future.strategy.old <- future::plan("list")
[17:26:32.954]                   options(future.plan = NULL)
[17:26:32.954]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:26:32.954]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:26:32.954]                 }
[17:26:32.954]                 ...future.workdir <- getwd()
[17:26:32.954]             }
[17:26:32.954]             ...future.oldOptions <- base::as.list(base::.Options)
[17:26:32.954]             ...future.oldEnvVars <- base::Sys.getenv()
[17:26:32.954]         }
[17:26:32.954]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:26:32.954]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:26:32.954]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:26:32.954]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:26:32.954]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:26:32.954]             future.stdout.windows.reencode = NULL, width = 80L)
[17:26:32.954]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:26:32.954]             base::names(...future.oldOptions))
[17:26:32.954]     }
[17:26:32.954]     if (FALSE) {
[17:26:32.954]     }
[17:26:32.954]     else {
[17:26:32.954]         if (TRUE) {
[17:26:32.954]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:26:32.954]                 open = "w")
[17:26:32.954]         }
[17:26:32.954]         else {
[17:26:32.954]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:26:32.954]                 windows = "NUL", "/dev/null"), open = "w")
[17:26:32.954]         }
[17:26:32.954]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:26:32.954]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:26:32.954]             base::sink(type = "output", split = FALSE)
[17:26:32.954]             base::close(...future.stdout)
[17:26:32.954]         }, add = TRUE)
[17:26:32.954]     }
[17:26:32.954]     ...future.frame <- base::sys.nframe()
[17:26:32.954]     ...future.conditions <- base::list()
[17:26:32.954]     ...future.rng <- base::globalenv()$.Random.seed
[17:26:32.954]     if (FALSE) {
[17:26:32.954]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:26:32.954]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:26:32.954]     }
[17:26:32.954]     ...future.result <- base::tryCatch({
[17:26:32.954]         base::withCallingHandlers({
[17:26:32.954]             ...future.value <- base::withVisible(base::local({
[17:26:32.954]                 2 * a
[17:26:32.954]             }))
[17:26:32.954]             future::FutureResult(value = ...future.value$value, 
[17:26:32.954]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:32.954]                   ...future.rng), globalenv = if (FALSE) 
[17:26:32.954]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:26:32.954]                     ...future.globalenv.names))
[17:26:32.954]                 else NULL, started = ...future.startTime, version = "1.8")
[17:26:32.954]         }, condition = base::local({
[17:26:32.954]             c <- base::c
[17:26:32.954]             inherits <- base::inherits
[17:26:32.954]             invokeRestart <- base::invokeRestart
[17:26:32.954]             length <- base::length
[17:26:32.954]             list <- base::list
[17:26:32.954]             seq.int <- base::seq.int
[17:26:32.954]             signalCondition <- base::signalCondition
[17:26:32.954]             sys.calls <- base::sys.calls
[17:26:32.954]             `[[` <- base::`[[`
[17:26:32.954]             `+` <- base::`+`
[17:26:32.954]             `<<-` <- base::`<<-`
[17:26:32.954]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:26:32.954]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:26:32.954]                   3L)]
[17:26:32.954]             }
[17:26:32.954]             function(cond) {
[17:26:32.954]                 is_error <- inherits(cond, "error")
[17:26:32.954]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:26:32.954]                   NULL)
[17:26:32.954]                 if (is_error) {
[17:26:32.954]                   sessionInformation <- function() {
[17:26:32.954]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:26:32.954]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:26:32.954]                       search = base::search(), system = base::Sys.info())
[17:26:32.954]                   }
[17:26:32.954]                   ...future.conditions[[length(...future.conditions) + 
[17:26:32.954]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:26:32.954]                     cond$call), session = sessionInformation(), 
[17:26:32.954]                     timestamp = base::Sys.time(), signaled = 0L)
[17:26:32.954]                   signalCondition(cond)
[17:26:32.954]                 }
[17:26:32.954]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:26:32.954]                 "immediateCondition"))) {
[17:26:32.954]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:26:32.954]                   ...future.conditions[[length(...future.conditions) + 
[17:26:32.954]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:26:32.954]                   if (TRUE && !signal) {
[17:26:32.954]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:32.954]                     {
[17:26:32.954]                       inherits <- base::inherits
[17:26:32.954]                       invokeRestart <- base::invokeRestart
[17:26:32.954]                       is.null <- base::is.null
[17:26:32.954]                       muffled <- FALSE
[17:26:32.954]                       if (inherits(cond, "message")) {
[17:26:32.954]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:32.954]                         if (muffled) 
[17:26:32.954]                           invokeRestart("muffleMessage")
[17:26:32.954]                       }
[17:26:32.954]                       else if (inherits(cond, "warning")) {
[17:26:32.954]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:32.954]                         if (muffled) 
[17:26:32.954]                           invokeRestart("muffleWarning")
[17:26:32.954]                       }
[17:26:32.954]                       else if (inherits(cond, "condition")) {
[17:26:32.954]                         if (!is.null(pattern)) {
[17:26:32.954]                           computeRestarts <- base::computeRestarts
[17:26:32.954]                           grepl <- base::grepl
[17:26:32.954]                           restarts <- computeRestarts(cond)
[17:26:32.954]                           for (restart in restarts) {
[17:26:32.954]                             name <- restart$name
[17:26:32.954]                             if (is.null(name)) 
[17:26:32.954]                               next
[17:26:32.954]                             if (!grepl(pattern, name)) 
[17:26:32.954]                               next
[17:26:32.954]                             invokeRestart(restart)
[17:26:32.954]                             muffled <- TRUE
[17:26:32.954]                             break
[17:26:32.954]                           }
[17:26:32.954]                         }
[17:26:32.954]                       }
[17:26:32.954]                       invisible(muffled)
[17:26:32.954]                     }
[17:26:32.954]                     muffleCondition(cond, pattern = "^muffle")
[17:26:32.954]                   }
[17:26:32.954]                 }
[17:26:32.954]                 else {
[17:26:32.954]                   if (TRUE) {
[17:26:32.954]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:32.954]                     {
[17:26:32.954]                       inherits <- base::inherits
[17:26:32.954]                       invokeRestart <- base::invokeRestart
[17:26:32.954]                       is.null <- base::is.null
[17:26:32.954]                       muffled <- FALSE
[17:26:32.954]                       if (inherits(cond, "message")) {
[17:26:32.954]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:32.954]                         if (muffled) 
[17:26:32.954]                           invokeRestart("muffleMessage")
[17:26:32.954]                       }
[17:26:32.954]                       else if (inherits(cond, "warning")) {
[17:26:32.954]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:32.954]                         if (muffled) 
[17:26:32.954]                           invokeRestart("muffleWarning")
[17:26:32.954]                       }
[17:26:32.954]                       else if (inherits(cond, "condition")) {
[17:26:32.954]                         if (!is.null(pattern)) {
[17:26:32.954]                           computeRestarts <- base::computeRestarts
[17:26:32.954]                           grepl <- base::grepl
[17:26:32.954]                           restarts <- computeRestarts(cond)
[17:26:32.954]                           for (restart in restarts) {
[17:26:32.954]                             name <- restart$name
[17:26:32.954]                             if (is.null(name)) 
[17:26:32.954]                               next
[17:26:32.954]                             if (!grepl(pattern, name)) 
[17:26:32.954]                               next
[17:26:32.954]                             invokeRestart(restart)
[17:26:32.954]                             muffled <- TRUE
[17:26:32.954]                             break
[17:26:32.954]                           }
[17:26:32.954]                         }
[17:26:32.954]                       }
[17:26:32.954]                       invisible(muffled)
[17:26:32.954]                     }
[17:26:32.954]                     muffleCondition(cond, pattern = "^muffle")
[17:26:32.954]                   }
[17:26:32.954]                 }
[17:26:32.954]             }
[17:26:32.954]         }))
[17:26:32.954]     }, error = function(ex) {
[17:26:32.954]         base::structure(base::list(value = NULL, visible = NULL, 
[17:26:32.954]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:32.954]                 ...future.rng), started = ...future.startTime, 
[17:26:32.954]             finished = Sys.time(), session_uuid = NA_character_, 
[17:26:32.954]             version = "1.8"), class = "FutureResult")
[17:26:32.954]     }, finally = {
[17:26:32.954]         if (!identical(...future.workdir, getwd())) 
[17:26:32.954]             setwd(...future.workdir)
[17:26:32.954]         {
[17:26:32.954]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:26:32.954]                 ...future.oldOptions$nwarnings <- NULL
[17:26:32.954]             }
[17:26:32.954]             base::options(...future.oldOptions)
[17:26:32.954]             if (.Platform$OS.type == "windows") {
[17:26:32.954]                 old_names <- names(...future.oldEnvVars)
[17:26:32.954]                 envs <- base::Sys.getenv()
[17:26:32.954]                 names <- names(envs)
[17:26:32.954]                 common <- intersect(names, old_names)
[17:26:32.954]                 added <- setdiff(names, old_names)
[17:26:32.954]                 removed <- setdiff(old_names, names)
[17:26:32.954]                 changed <- common[...future.oldEnvVars[common] != 
[17:26:32.954]                   envs[common]]
[17:26:32.954]                 NAMES <- toupper(changed)
[17:26:32.954]                 args <- list()
[17:26:32.954]                 for (kk in seq_along(NAMES)) {
[17:26:32.954]                   name <- changed[[kk]]
[17:26:32.954]                   NAME <- NAMES[[kk]]
[17:26:32.954]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:32.954]                     next
[17:26:32.954]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:32.954]                 }
[17:26:32.954]                 NAMES <- toupper(added)
[17:26:32.954]                 for (kk in seq_along(NAMES)) {
[17:26:32.954]                   name <- added[[kk]]
[17:26:32.954]                   NAME <- NAMES[[kk]]
[17:26:32.954]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:32.954]                     next
[17:26:32.954]                   args[[name]] <- ""
[17:26:32.954]                 }
[17:26:32.954]                 NAMES <- toupper(removed)
[17:26:32.954]                 for (kk in seq_along(NAMES)) {
[17:26:32.954]                   name <- removed[[kk]]
[17:26:32.954]                   NAME <- NAMES[[kk]]
[17:26:32.954]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:32.954]                     next
[17:26:32.954]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:32.954]                 }
[17:26:32.954]                 if (length(args) > 0) 
[17:26:32.954]                   base::do.call(base::Sys.setenv, args = args)
[17:26:32.954]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:26:32.954]             }
[17:26:32.954]             else {
[17:26:32.954]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:26:32.954]             }
[17:26:32.954]             {
[17:26:32.954]                 if (base::length(...future.futureOptionsAdded) > 
[17:26:32.954]                   0L) {
[17:26:32.954]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:26:32.954]                   base::names(opts) <- ...future.futureOptionsAdded
[17:26:32.954]                   base::options(opts)
[17:26:32.954]                 }
[17:26:32.954]                 {
[17:26:32.954]                   {
[17:26:32.954]                     NULL
[17:26:32.954]                     RNGkind("Mersenne-Twister")
[17:26:32.954]                     base::rm(list = ".Random.seed", envir = base::globalenv(), 
[17:26:32.954]                       inherits = FALSE)
[17:26:32.954]                   }
[17:26:32.954]                   options(future.plan = NULL)
[17:26:32.954]                   if (is.na(NA_character_)) 
[17:26:32.954]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:26:32.954]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:26:32.954]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:26:32.954]                     .init = FALSE)
[17:26:32.954]                 }
[17:26:32.954]             }
[17:26:32.954]         }
[17:26:32.954]     })
[17:26:32.954]     if (TRUE) {
[17:26:32.954]         base::sink(type = "output", split = FALSE)
[17:26:32.954]         if (TRUE) {
[17:26:32.954]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:26:32.954]         }
[17:26:32.954]         else {
[17:26:32.954]             ...future.result["stdout"] <- base::list(NULL)
[17:26:32.954]         }
[17:26:32.954]         base::close(...future.stdout)
[17:26:32.954]         ...future.stdout <- NULL
[17:26:32.954]     }
[17:26:32.954]     ...future.result$conditions <- ...future.conditions
[17:26:32.954]     ...future.result$finished <- base::Sys.time()
[17:26:32.954]     ...future.result
[17:26:32.954] }
[17:26:32.958] assign_globals() ...
[17:26:32.958] List of 1
[17:26:32.958]  $ a: num 1
[17:26:32.958]  - attr(*, "where")=List of 1
[17:26:32.958]   ..$ a:<environment: R_EmptyEnv> 
[17:26:32.958]  - attr(*, "class")= chr [1:3] "FutureGlobals" "Globals" "list"
[17:26:32.958]  - attr(*, "resolved")= logi FALSE
[17:26:32.958]  - attr(*, "total_size")= num 56
[17:26:32.958]  - attr(*, "already-done")= logi TRUE
[17:26:32.961] - copied 'a' to environment
[17:26:32.961] assign_globals() ... done
[17:26:32.961] plan(): Setting new future strategy stack:
[17:26:32.961] List of future strategies:
[17:26:32.961] 1. sequential:
[17:26:32.961]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:26:32.961]    - tweaked: FALSE
[17:26:32.961]    - call: NULL
[17:26:32.962] plan(): nbrOfWorkers() = 1
[17:26:32.963] plan(): Setting new future strategy stack:
[17:26:32.963] List of future strategies:
[17:26:32.963] 1. sequential:
[17:26:32.963]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:26:32.963]    - tweaked: FALSE
[17:26:32.963]    - call: plan(strategy)
[17:26:32.964] plan(): nbrOfWorkers() = 1
[17:26:32.964] SequentialFuture started (and completed)
[17:26:32.964] - Launch lazy future ... done
[17:26:32.964] run() for 'SequentialFuture' ... done
*** futureAssign() with 'sequential' futures ... DONE
Testing with 1 cores ... DONE
Testing with 2 cores ...
*** futureAssign() with 'multisession' futures ...
[17:26:32.970] plan(): Setting new future strategy stack:
[17:26:32.971] List of future strategies:
[17:26:32.971] 1. multisession:
[17:26:32.971]    - args: function (..., workers = availableCores(), lazy = FALSE, rscript_libs = .libPaths(), envir = parent.frame())
[17:26:32.971]    - tweaked: FALSE
[17:26:32.971]    - call: plan(strategy)
[17:26:32.971] plan(): plan_init() of 'multisession', 'cluster', 'multiprocess', 'future', 'function' ...
[17:26:32.971] multisession:
[17:26:32.971] - args: function (..., workers = availableCores(), lazy = FALSE, rscript_libs = .libPaths(), envir = parent.frame())
[17:26:32.971] - tweaked: FALSE
[17:26:32.971] - call: plan(strategy)
[17:26:32.975] getGlobalsAndPackages() ...
[17:26:32.976] Not searching for globals
[17:26:32.976] - globals: [0] <none>
[17:26:32.976] getGlobalsAndPackages() ... DONE
[17:26:32.978] [local output] makeClusterPSOCK() ...
[17:26:33.010] [local output] Workers: [n = 2] 'localhost', 'localhost'
[17:26:33.016] [local output] Base port: 36844
[17:26:33.016] [local output] Getting setup options for 2 cluster nodes ...
[17:26:33.017] [local output]  - Node 1 of 2 ...
[17:26:33.017] [local output] localMachine=TRUE => revtunnel=FALSE

[17:26:33.018] Testing if worker's PID can be inferred: '"D:/RCompile/recent/R/bin/x64/Rscript" -e "try(suppressWarnings(cat(Sys.getpid(),file=\"D:/temp/Rtmp6Le1L0/worker.rank=1.parallelly.parent=147176.23ee84f03561e.pid\")), silent = TRUE)" -e "file.exists(\"D:/temp/Rtmp6Le1L0/worker.rank=1.parallelly.parent=147176.23ee84f03561e.pid\")"'
[17:26:33.449] - Possible to infer worker's PID: TRUE
[17:26:33.450] [local output] Rscript port: 36844

[17:26:33.450] [local output]  - Node 2 of 2 ...
[17:26:33.451] [local output] localMachine=TRUE => revtunnel=FALSE

[17:26:33.452] [local output] Rscript port: 36844

[17:26:33.453] [local output] Getting setup options for 2 cluster nodes ... done
[17:26:33.453] [local output]  - Parallel setup requested for some PSOCK nodes
[17:26:33.454] [local output] Setting up PSOCK nodes in parallel
[17:26:33.454] List of 36
[17:26:33.454]  $ worker          : chr "localhost"
[17:26:33.454]   ..- attr(*, "localhost")= logi TRUE
[17:26:33.454]  $ master          : chr "localhost"
[17:26:33.454]  $ port            : int 36844
[17:26:33.454]  $ connectTimeout  : num 120
[17:26:33.454]  $ timeout         : num 120
[17:26:33.454]  $ rscript         : chr "\"D:/RCompile/recent/R/bin/x64/Rscript\""
[17:26:33.454]  $ homogeneous     : logi TRUE
[17:26:33.454]  $ rscript_args    : chr "--default-packages=datasets,utils,grDevices,graphics,stats,methods -e \"#label=futureAssign.R:147176:CRANWIN3:C"| __truncated__
[17:26:33.454]  $ rscript_envs    : NULL
[17:26:33.454]  $ rscript_libs    : chr [1:2] "D:/temp/RtmpAVtqMV/RLIBS_30708245f64e7" "D:/RCompile/recent/R/library"
[17:26:33.454]  $ rscript_startup : NULL
[17:26:33.454]  $ rscript_sh      : chr "cmd"
[17:26:33.454]  $ default_packages: chr [1:6] "datasets" "utils" "grDevices" "graphics" ...
[17:26:33.454]  $ methods         : logi TRUE
[17:26:33.454]  $ socketOptions   : chr "no-delay"
[17:26:33.454]  $ useXDR          : logi FALSE
[17:26:33.454]  $ outfile         : chr "/dev/null"
[17:26:33.454]  $ renice          : int NA
[17:26:33.454]  $ rshcmd          : NULL
[17:26:33.454]  $ user            : chr(0) 
[17:26:33.454]  $ revtunnel       : logi FALSE
[17:26:33.454]  $ rshlogfile      : NULL
[17:26:33.454]  $ rshopts         : chr(0) 
[17:26:33.454]  $ rank            : int 1
[17:26:33.454]  $ manual          : logi FALSE
[17:26:33.454]  $ dryrun          : logi FALSE
[17:26:33.454]  $ quiet           : logi FALSE
[17:26:33.454]  $ setup_strategy  : chr "parallel"
[17:26:33.454]  $ local_cmd       : chr "\"D:/RCompile/recent/R/bin/x64/Rscript\" --default-packages=datasets,utils,grDevices,graphics,stats,methods -e "| __truncated__
[17:26:33.454]  $ pidfile         : chr "D:/temp/Rtmp6Le1L0/worker.rank=1.parallelly.parent=147176.23ee84f03561e.pid"
[17:26:33.454]  $ rshcmd_label    : NULL
[17:26:33.454]  $ rsh_call        : NULL
[17:26:33.454]  $ cmd             : chr "\"D:/RCompile/recent/R/bin/x64/Rscript\" --default-packages=datasets,utils,grDevices,graphics,stats,methods -e "| __truncated__
[17:26:33.454]  $ localMachine    : logi TRUE
[17:26:33.454]  $ make_fcn        :function (worker = getOption2("parallelly.localhost.hostname", "localhost"), 
[17:26:33.454]     master = NULL, port, connectTimeout = getOption2("parallelly.makeNodePSOCK.connectTimeout", 
[17:26:33.454]         2 * 60), timeout = getOption2("parallelly.makeNodePSOCK.timeout", 
[17:26:33.454]         30 * 24 * 60 * 60), rscript = NULL, homogeneous = NULL, rscript_args = NULL, 
[17:26:33.454]     rscript_envs = NULL, rscript_libs = NULL, rscript_startup = NULL, rscript_sh = c("auto", 
[17:26:33.454]         "cmd", "sh"), default_packages = c("datasets", "utils", "grDevices", 
[17:26:33.454]         "graphics", "stats", if (methods) "methods"), methods = TRUE, socketOptions = getOption2("parallelly.makeNodePSOCK.socketOptions", 
[17:26:33.454]         "no-delay"), useXDR = getOption2("parallelly.makeNodePSOCK.useXDR", 
[17:26:33.454]         FALSE), outfile = "/dev/null", renice = NA_integer_, rshcmd = getOption2("parallelly.makeNodePSOCK.rshcmd", 
[17:26:33.454]         NULL), user = NULL, revtunnel = NA, rshlogfile = NULL, rshopts = getOption2("parallelly.makeNodePSOCK.rshopts", 
[17:26:33.454]         NULL), rank = 1L, manual = FALSE, dryrun = FALSE, quiet = FALSE, 
[17:26:33.454]     setup_strategy = getOption2("parallelly.makeNodePSOCK.setup_strategy", 
[17:26:33.454]         "parallel"), action = c("launch", "options"), verbose = FALSE)  
[17:26:33.454]  $ arguments       :List of 28
[17:26:33.454]   ..$ worker          : chr "localhost"
[17:26:33.454]   ..$ master          : NULL
[17:26:33.454]   ..$ port            : int 36844
[17:26:33.454]   ..$ connectTimeout  : num 120
[17:26:33.454]   ..$ timeout         : num 120
[17:26:33.454]   ..$ rscript         : NULL
[17:26:33.454]   ..$ homogeneous     : NULL
[17:26:33.454]   ..$ rscript_args    : NULL
[17:26:33.454]   ..$ rscript_envs    : NULL
[17:26:33.454]   ..$ rscript_libs    : chr [1:2] "D:/temp/RtmpAVtqMV/RLIBS_30708245f64e7" "D:/RCompile/recent/R/library"
[17:26:33.454]   ..$ rscript_startup : NULL
[17:26:33.454]   ..$ rscript_sh      : chr [1:3] "auto" "cmd" "sh"
[17:26:33.454]   ..$ default_packages: chr [1:6] "datasets" "utils" "grDevices" "graphics" ...
[17:26:33.454]   ..$ methods         : logi TRUE
[17:26:33.454]   ..$ socketOptions   : chr "no-delay"
[17:26:33.454]   ..$ useXDR          : logi FALSE
[17:26:33.454]   ..$ outfile         : chr "/dev/null"
[17:26:33.454]   ..$ renice          : int NA
[17:26:33.454]   ..$ rshcmd          : NULL
[17:26:33.454]   ..$ user            : NULL
[17:26:33.454]   ..$ revtunnel       : logi NA
[17:26:33.454]   ..$ rshlogfile      : NULL
[17:26:33.454]   ..$ rshopts         : NULL
[17:26:33.454]   ..$ rank            : int 1
[17:26:33.454]   ..$ manual          : logi FALSE
[17:26:33.454]   ..$ dryrun          : logi FALSE
[17:26:33.454]   ..$ quiet           : logi FALSE
[17:26:33.454]   ..$ setup_strategy  : chr "parallel"
[17:26:33.454]  - attr(*, "class")= chr [1:2] "makeNodePSOCKOptions" "makeNodeOptions"
[17:26:33.476] [local output] System call to launch all workers:
[17:26:33.476] [local output] "D:/RCompile/recent/R/bin/x64/Rscript" --default-packages=datasets,utils,grDevices,graphics,stats,methods -e "#label=futureAssign.R:147176:CRANWIN3:CRAN" -e "try(suppressWarnings(cat(Sys.getpid(),file=\"D:/temp/Rtmp6Le1L0/worker.rank=1.parallelly.parent=147176.23ee84f03561e.pid\")), silent = TRUE)" -e "options(socketOptions = \"no-delay\")" -e ".libPaths(c(\"D:/temp/RtmpAVtqMV/RLIBS_30708245f64e7\",\"D:/RCompile/recent/R/library\"))" -e "workRSOCK <- tryCatch(parallel:::.workRSOCK, error=function(e) parallel:::.slaveRSOCK); workRSOCK()" MASTER=localhost PORT=36844 OUT=/dev/null TIMEOUT=120 XDR=FALSE SETUPTIMEOUT=120 SETUPSTRATEGY=parallel
[17:26:33.476] [local output] Starting PSOCK main server
[17:26:33.482] [local output] Workers launched
[17:26:33.483] [local output] Waiting for workers to connect back
[17:26:33.483]  - [local output] 0 workers out of 2 ready
[17:26:33.644]  - [local output] 0 workers out of 2 ready
[17:26:33.645]  - [local output] 1 workers out of 2 ready
[17:26:33.645]  - [local output] 2 workers out of 2 ready
[17:26:33.646] [local output] Launching of workers completed
[17:26:33.646] [local output] Collecting session information from workers
[17:26:33.647] [local output]  - Worker #1 of 2
[17:26:33.647] [local output]  - Worker #2 of 2
[17:26:33.648] [local output] makeClusterPSOCK() ... done
[17:26:33.660] Packages needed by the future expression (n = 0): <none>
[17:26:33.661] Packages needed by future strategies (n = 0): <none>
[17:26:33.661] {
[17:26:33.661]     {
[17:26:33.661]         {
[17:26:33.661]             ...future.startTime <- base::Sys.time()
[17:26:33.661]             {
[17:26:33.661]                 {
[17:26:33.661]                   {
[17:26:33.661]                     {
[17:26:33.661]                       base::local({
[17:26:33.661]                         has_future <- base::requireNamespace("future", 
[17:26:33.661]                           quietly = TRUE)
[17:26:33.661]                         if (has_future) {
[17:26:33.661]                           ns <- base::getNamespace("future")
[17:26:33.661]                           version <- ns[[".package"]][["version"]]
[17:26:33.661]                           if (is.null(version)) 
[17:26:33.661]                             version <- utils::packageVersion("future")
[17:26:33.661]                         }
[17:26:33.661]                         else {
[17:26:33.661]                           version <- NULL
[17:26:33.661]                         }
[17:26:33.661]                         if (!has_future || version < "1.8.0") {
[17:26:33.661]                           info <- base::c(r_version = base::gsub("R version ", 
[17:26:33.661]                             "", base::R.version$version.string), 
[17:26:33.661]                             platform = base::sprintf("%s (%s-bit)", 
[17:26:33.661]                               base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:26:33.661]                             os = base::paste(base::Sys.info()[base::c("sysname", 
[17:26:33.661]                               "release", "version")], collapse = " "), 
[17:26:33.661]                             hostname = base::Sys.info()[["nodename"]])
[17:26:33.661]                           info <- base::sprintf("%s: %s", base::names(info), 
[17:26:33.661]                             info)
[17:26:33.661]                           info <- base::paste(info, collapse = "; ")
[17:26:33.661]                           if (!has_future) {
[17:26:33.661]                             msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:26:33.661]                               info)
[17:26:33.661]                           }
[17:26:33.661]                           else {
[17:26:33.661]                             msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:26:33.661]                               info, version)
[17:26:33.661]                           }
[17:26:33.661]                           base::stop(msg)
[17:26:33.661]                         }
[17:26:33.661]                       })
[17:26:33.661]                     }
[17:26:33.661]                     ...future.mc.cores.old <- base::getOption("mc.cores")
[17:26:33.661]                     base::options(mc.cores = 1L)
[17:26:33.661]                   }
[17:26:33.661]                   ...future.strategy.old <- future::plan("list")
[17:26:33.661]                   options(future.plan = NULL)
[17:26:33.661]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:26:33.661]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:26:33.661]                 }
[17:26:33.661]                 ...future.workdir <- getwd()
[17:26:33.661]             }
[17:26:33.661]             ...future.oldOptions <- base::as.list(base::.Options)
[17:26:33.661]             ...future.oldEnvVars <- base::Sys.getenv()
[17:26:33.661]         }
[17:26:33.661]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:26:33.661]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:26:33.661]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:26:33.661]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:26:33.661]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:26:33.661]             future.stdout.windows.reencode = NULL, width = 80L)
[17:26:33.661]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:26:33.661]             base::names(...future.oldOptions))
[17:26:33.661]     }
[17:26:33.661]     if (FALSE) {
[17:26:33.661]     }
[17:26:33.661]     else {
[17:26:33.661]         if (TRUE) {
[17:26:33.661]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:26:33.661]                 open = "w")
[17:26:33.661]         }
[17:26:33.661]         else {
[17:26:33.661]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:26:33.661]                 windows = "NUL", "/dev/null"), open = "w")
[17:26:33.661]         }
[17:26:33.661]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:26:33.661]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:26:33.661]             base::sink(type = "output", split = FALSE)
[17:26:33.661]             base::close(...future.stdout)
[17:26:33.661]         }, add = TRUE)
[17:26:33.661]     }
[17:26:33.661]     ...future.frame <- base::sys.nframe()
[17:26:33.661]     ...future.conditions <- base::list()
[17:26:33.661]     ...future.rng <- base::globalenv()$.Random.seed
[17:26:33.661]     if (FALSE) {
[17:26:33.661]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:26:33.661]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:26:33.661]     }
[17:26:33.661]     ...future.result <- base::tryCatch({
[17:26:33.661]         base::withCallingHandlers({
[17:26:33.661]             ...future.value <- base::withVisible(base::local({
[17:26:33.661]                 ...future.makeSendCondition <- base::local({
[17:26:33.661]                   sendCondition <- NULL
[17:26:33.661]                   function(frame = 1L) {
[17:26:33.661]                     if (is.function(sendCondition)) 
[17:26:33.661]                       return(sendCondition)
[17:26:33.661]                     ns <- getNamespace("parallel")
[17:26:33.661]                     if (exists("sendData", mode = "function", 
[17:26:33.661]                       envir = ns)) {
[17:26:33.661]                       parallel_sendData <- get("sendData", mode = "function", 
[17:26:33.661]                         envir = ns)
[17:26:33.661]                       envir <- sys.frame(frame)
[17:26:33.661]                       master <- NULL
[17:26:33.661]                       while (!identical(envir, .GlobalEnv) && 
[17:26:33.661]                         !identical(envir, emptyenv())) {
[17:26:33.661]                         if (exists("master", mode = "list", envir = envir, 
[17:26:33.661]                           inherits = FALSE)) {
[17:26:33.661]                           master <- get("master", mode = "list", 
[17:26:33.661]                             envir = envir, inherits = FALSE)
[17:26:33.661]                           if (inherits(master, c("SOCKnode", 
[17:26:33.661]                             "SOCK0node"))) {
[17:26:33.661]                             sendCondition <<- function(cond) {
[17:26:33.661]                               data <- list(type = "VALUE", value = cond, 
[17:26:33.661]                                 success = TRUE)
[17:26:33.661]                               parallel_sendData(master, data)
[17:26:33.661]                             }
[17:26:33.661]                             return(sendCondition)
[17:26:33.661]                           }
[17:26:33.661]                         }
[17:26:33.661]                         frame <- frame + 1L
[17:26:33.661]                         envir <- sys.frame(frame)
[17:26:33.661]                       }
[17:26:33.661]                     }
[17:26:33.661]                     sendCondition <<- function(cond) NULL
[17:26:33.661]                   }
[17:26:33.661]                 })
[17:26:33.661]                 withCallingHandlers({
[17:26:33.661]                   NA
[17:26:33.661]                 }, immediateCondition = function(cond) {
[17:26:33.661]                   sendCondition <- ...future.makeSendCondition()
[17:26:33.661]                   sendCondition(cond)
[17:26:33.661]                   muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:33.661]                   {
[17:26:33.661]                     inherits <- base::inherits
[17:26:33.661]                     invokeRestart <- base::invokeRestart
[17:26:33.661]                     is.null <- base::is.null
[17:26:33.661]                     muffled <- FALSE
[17:26:33.661]                     if (inherits(cond, "message")) {
[17:26:33.661]                       muffled <- grepl(pattern, "muffleMessage")
[17:26:33.661]                       if (muffled) 
[17:26:33.661]                         invokeRestart("muffleMessage")
[17:26:33.661]                     }
[17:26:33.661]                     else if (inherits(cond, "warning")) {
[17:26:33.661]                       muffled <- grepl(pattern, "muffleWarning")
[17:26:33.661]                       if (muffled) 
[17:26:33.661]                         invokeRestart("muffleWarning")
[17:26:33.661]                     }
[17:26:33.661]                     else if (inherits(cond, "condition")) {
[17:26:33.661]                       if (!is.null(pattern)) {
[17:26:33.661]                         computeRestarts <- base::computeRestarts
[17:26:33.661]                         grepl <- base::grepl
[17:26:33.661]                         restarts <- computeRestarts(cond)
[17:26:33.661]                         for (restart in restarts) {
[17:26:33.661]                           name <- restart$name
[17:26:33.661]                           if (is.null(name)) 
[17:26:33.661]                             next
[17:26:33.661]                           if (!grepl(pattern, name)) 
[17:26:33.661]                             next
[17:26:33.661]                           invokeRestart(restart)
[17:26:33.661]                           muffled <- TRUE
[17:26:33.661]                           break
[17:26:33.661]                         }
[17:26:33.661]                       }
[17:26:33.661]                     }
[17:26:33.661]                     invisible(muffled)
[17:26:33.661]                   }
[17:26:33.661]                   muffleCondition(cond)
[17:26:33.661]                 })
[17:26:33.661]             }))
[17:26:33.661]             future::FutureResult(value = ...future.value$value, 
[17:26:33.661]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:33.661]                   ...future.rng), globalenv = if (FALSE) 
[17:26:33.661]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:26:33.661]                     ...future.globalenv.names))
[17:26:33.661]                 else NULL, started = ...future.startTime, version = "1.8")
[17:26:33.661]         }, condition = base::local({
[17:26:33.661]             c <- base::c
[17:26:33.661]             inherits <- base::inherits
[17:26:33.661]             invokeRestart <- base::invokeRestart
[17:26:33.661]             length <- base::length
[17:26:33.661]             list <- base::list
[17:26:33.661]             seq.int <- base::seq.int
[17:26:33.661]             signalCondition <- base::signalCondition
[17:26:33.661]             sys.calls <- base::sys.calls
[17:26:33.661]             `[[` <- base::`[[`
[17:26:33.661]             `+` <- base::`+`
[17:26:33.661]             `<<-` <- base::`<<-`
[17:26:33.661]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:26:33.661]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:26:33.661]                   3L)]
[17:26:33.661]             }
[17:26:33.661]             function(cond) {
[17:26:33.661]                 is_error <- inherits(cond, "error")
[17:26:33.661]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:26:33.661]                   NULL)
[17:26:33.661]                 if (is_error) {
[17:26:33.661]                   sessionInformation <- function() {
[17:26:33.661]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:26:33.661]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:26:33.661]                       search = base::search(), system = base::Sys.info())
[17:26:33.661]                   }
[17:26:33.661]                   ...future.conditions[[length(...future.conditions) + 
[17:26:33.661]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:26:33.661]                     cond$call), session = sessionInformation(), 
[17:26:33.661]                     timestamp = base::Sys.time(), signaled = 0L)
[17:26:33.661]                   signalCondition(cond)
[17:26:33.661]                 }
[17:26:33.661]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:26:33.661]                 "immediateCondition"))) {
[17:26:33.661]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:26:33.661]                   ...future.conditions[[length(...future.conditions) + 
[17:26:33.661]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:26:33.661]                   if (TRUE && !signal) {
[17:26:33.661]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:33.661]                     {
[17:26:33.661]                       inherits <- base::inherits
[17:26:33.661]                       invokeRestart <- base::invokeRestart
[17:26:33.661]                       is.null <- base::is.null
[17:26:33.661]                       muffled <- FALSE
[17:26:33.661]                       if (inherits(cond, "message")) {
[17:26:33.661]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:33.661]                         if (muffled) 
[17:26:33.661]                           invokeRestart("muffleMessage")
[17:26:33.661]                       }
[17:26:33.661]                       else if (inherits(cond, "warning")) {
[17:26:33.661]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:33.661]                         if (muffled) 
[17:26:33.661]                           invokeRestart("muffleWarning")
[17:26:33.661]                       }
[17:26:33.661]                       else if (inherits(cond, "condition")) {
[17:26:33.661]                         if (!is.null(pattern)) {
[17:26:33.661]                           computeRestarts <- base::computeRestarts
[17:26:33.661]                           grepl <- base::grepl
[17:26:33.661]                           restarts <- computeRestarts(cond)
[17:26:33.661]                           for (restart in restarts) {
[17:26:33.661]                             name <- restart$name
[17:26:33.661]                             if (is.null(name)) 
[17:26:33.661]                               next
[17:26:33.661]                             if (!grepl(pattern, name)) 
[17:26:33.661]                               next
[17:26:33.661]                             invokeRestart(restart)
[17:26:33.661]                             muffled <- TRUE
[17:26:33.661]                             break
[17:26:33.661]                           }
[17:26:33.661]                         }
[17:26:33.661]                       }
[17:26:33.661]                       invisible(muffled)
[17:26:33.661]                     }
[17:26:33.661]                     muffleCondition(cond, pattern = "^muffle")
[17:26:33.661]                   }
[17:26:33.661]                 }
[17:26:33.661]                 else {
[17:26:33.661]                   if (TRUE) {
[17:26:33.661]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:33.661]                     {
[17:26:33.661]                       inherits <- base::inherits
[17:26:33.661]                       invokeRestart <- base::invokeRestart
[17:26:33.661]                       is.null <- base::is.null
[17:26:33.661]                       muffled <- FALSE
[17:26:33.661]                       if (inherits(cond, "message")) {
[17:26:33.661]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:33.661]                         if (muffled) 
[17:26:33.661]                           invokeRestart("muffleMessage")
[17:26:33.661]                       }
[17:26:33.661]                       else if (inherits(cond, "warning")) {
[17:26:33.661]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:33.661]                         if (muffled) 
[17:26:33.661]                           invokeRestart("muffleWarning")
[17:26:33.661]                       }
[17:26:33.661]                       else if (inherits(cond, "condition")) {
[17:26:33.661]                         if (!is.null(pattern)) {
[17:26:33.661]                           computeRestarts <- base::computeRestarts
[17:26:33.661]                           grepl <- base::grepl
[17:26:33.661]                           restarts <- computeRestarts(cond)
[17:26:33.661]                           for (restart in restarts) {
[17:26:33.661]                             name <- restart$name
[17:26:33.661]                             if (is.null(name)) 
[17:26:33.661]                               next
[17:26:33.661]                             if (!grepl(pattern, name)) 
[17:26:33.661]                               next
[17:26:33.661]                             invokeRestart(restart)
[17:26:33.661]                             muffled <- TRUE
[17:26:33.661]                             break
[17:26:33.661]                           }
[17:26:33.661]                         }
[17:26:33.661]                       }
[17:26:33.661]                       invisible(muffled)
[17:26:33.661]                     }
[17:26:33.661]                     muffleCondition(cond, pattern = "^muffle")
[17:26:33.661]                   }
[17:26:33.661]                 }
[17:26:33.661]             }
[17:26:33.661]         }))
[17:26:33.661]     }, error = function(ex) {
[17:26:33.661]         base::structure(base::list(value = NULL, visible = NULL, 
[17:26:33.661]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:33.661]                 ...future.rng), started = ...future.startTime, 
[17:26:33.661]             finished = Sys.time(), session_uuid = NA_character_, 
[17:26:33.661]             version = "1.8"), class = "FutureResult")
[17:26:33.661]     }, finally = {
[17:26:33.661]         if (!identical(...future.workdir, getwd())) 
[17:26:33.661]             setwd(...future.workdir)
[17:26:33.661]         {
[17:26:33.661]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:26:33.661]                 ...future.oldOptions$nwarnings <- NULL
[17:26:33.661]             }
[17:26:33.661]             base::options(...future.oldOptions)
[17:26:33.661]             if (.Platform$OS.type == "windows") {
[17:26:33.661]                 old_names <- names(...future.oldEnvVars)
[17:26:33.661]                 envs <- base::Sys.getenv()
[17:26:33.661]                 names <- names(envs)
[17:26:33.661]                 common <- intersect(names, old_names)
[17:26:33.661]                 added <- setdiff(names, old_names)
[17:26:33.661]                 removed <- setdiff(old_names, names)
[17:26:33.661]                 changed <- common[...future.oldEnvVars[common] != 
[17:26:33.661]                   envs[common]]
[17:26:33.661]                 NAMES <- toupper(changed)
[17:26:33.661]                 args <- list()
[17:26:33.661]                 for (kk in seq_along(NAMES)) {
[17:26:33.661]                   name <- changed[[kk]]
[17:26:33.661]                   NAME <- NAMES[[kk]]
[17:26:33.661]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:33.661]                     next
[17:26:33.661]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:33.661]                 }
[17:26:33.661]                 NAMES <- toupper(added)
[17:26:33.661]                 for (kk in seq_along(NAMES)) {
[17:26:33.661]                   name <- added[[kk]]
[17:26:33.661]                   NAME <- NAMES[[kk]]
[17:26:33.661]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:33.661]                     next
[17:26:33.661]                   args[[name]] <- ""
[17:26:33.661]                 }
[17:26:33.661]                 NAMES <- toupper(removed)
[17:26:33.661]                 for (kk in seq_along(NAMES)) {
[17:26:33.661]                   name <- removed[[kk]]
[17:26:33.661]                   NAME <- NAMES[[kk]]
[17:26:33.661]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:33.661]                     next
[17:26:33.661]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:33.661]                 }
[17:26:33.661]                 if (length(args) > 0) 
[17:26:33.661]                   base::do.call(base::Sys.setenv, args = args)
[17:26:33.661]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:26:33.661]             }
[17:26:33.661]             else {
[17:26:33.661]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:26:33.661]             }
[17:26:33.661]             {
[17:26:33.661]                 if (base::length(...future.futureOptionsAdded) > 
[17:26:33.661]                   0L) {
[17:26:33.661]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:26:33.661]                   base::names(opts) <- ...future.futureOptionsAdded
[17:26:33.661]                   base::options(opts)
[17:26:33.661]                 }
[17:26:33.661]                 {
[17:26:33.661]                   {
[17:26:33.661]                     base::options(mc.cores = ...future.mc.cores.old)
[17:26:33.661]                     NULL
[17:26:33.661]                   }
[17:26:33.661]                   options(future.plan = NULL)
[17:26:33.661]                   if (is.na(NA_character_)) 
[17:26:33.661]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:26:33.661]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:26:33.661]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:26:33.661]                     .init = FALSE)
[17:26:33.661]                 }
[17:26:33.661]             }
[17:26:33.661]         }
[17:26:33.661]     })
[17:26:33.661]     if (TRUE) {
[17:26:33.661]         base::sink(type = "output", split = FALSE)
[17:26:33.661]         if (TRUE) {
[17:26:33.661]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:26:33.661]         }
[17:26:33.661]         else {
[17:26:33.661]             ...future.result["stdout"] <- base::list(NULL)
[17:26:33.661]         }
[17:26:33.661]         base::close(...future.stdout)
[17:26:33.661]         ...future.stdout <- NULL
[17:26:33.661]     }
[17:26:33.661]     ...future.result$conditions <- ...future.conditions
[17:26:33.661]     ...future.result$finished <- base::Sys.time()
[17:26:33.661]     ...future.result
[17:26:33.661] }
[17:26:33.743] MultisessionFuture started
[17:26:33.744] result() for ClusterFuture ...
[17:26:33.744] receiveMessageFromWorker() for ClusterFuture ...
[17:26:33.744] - Validating connection of MultisessionFuture
[17:26:33.796] - received message: FutureResult
[17:26:33.796] - Received FutureResult
[17:26:33.800] - Erased future from FutureRegistry
[17:26:33.800] result() for ClusterFuture ...
[17:26:33.800] - result already collected: FutureResult
[17:26:33.801] result() for ClusterFuture ... done
[17:26:33.801] receiveMessageFromWorker() for ClusterFuture ... done
[17:26:33.801] result() for ClusterFuture ... done
[17:26:33.801] result() for ClusterFuture ...
[17:26:33.801] - result already collected: FutureResult
[17:26:33.802] result() for ClusterFuture ... done
[17:26:33.802] plan(): plan_init() of 'multisession', 'cluster', 'multiprocess', 'future', 'function' ... DONE
[17:26:33.805] plan(): nbrOfWorkers() = 2
[17:26:33.805] getGlobalsAndPackages() ...
[17:26:33.805] Searching for globals...
[17:26:33.806] - globals found: [1] '{'
[17:26:33.806] Searching for globals ... DONE
[17:26:33.807] Resolving globals: FALSE
[17:26:33.807] 
[17:26:33.807] 
[17:26:33.807] getGlobalsAndPackages() ... DONE
[17:26:33.808] run() for 'Future' ...
[17:26:33.808] - state: 'created'
[17:26:33.808] - Future backend: 'FutureStrategy', 'multisession', 'cluster', 'multiprocess', 'future', 'function'
[17:26:33.823] - Future class: 'MultisessionFuture', 'ClusterFuture', 'MultiprocessFuture', 'Future', 'environment'
[17:26:33.823] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ...
[17:26:33.823]   - Field: 'node'
[17:26:33.823]   - Field: 'label'
[17:26:33.824]   - Field: 'local'
[17:26:33.824]   - Field: 'owner'
[17:26:33.824]   - Field: 'envir'
[17:26:33.824]   - Field: 'workers'
[17:26:33.824]   - Field: 'packages'
[17:26:33.824]   - Field: 'gc'
[17:26:33.825]   - Field: 'conditions'
[17:26:33.825]   - Field: 'persistent'
[17:26:33.825]   - Field: 'expr'
[17:26:33.825]   - Field: 'uuid'
[17:26:33.825]   - Field: 'seed'
[17:26:33.826]   - Field: 'version'
[17:26:33.826]   - Field: 'result'
[17:26:33.826]   - Field: 'asynchronous'
[17:26:33.826]   - Field: 'calls'
[17:26:33.826]   - Field: 'globals'
[17:26:33.827]   - Field: 'stdout'
[17:26:33.827]   - Field: 'earlySignal'
[17:26:33.827]   - Field: 'lazy'
[17:26:33.827]   - Field: 'state'
[17:26:33.827] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ... done
[17:26:33.828] - Launch lazy future ...
[17:26:33.828] Packages needed by the future expression (n = 0): <none>
[17:26:33.828] Packages needed by future strategies (n = 0): <none>
[17:26:33.829] {
[17:26:33.829]     {
[17:26:33.829]         {
[17:26:33.829]             ...future.startTime <- base::Sys.time()
[17:26:33.829]             {
[17:26:33.829]                 {
[17:26:33.829]                   {
[17:26:33.829]                     {
[17:26:33.829]                       base::local({
[17:26:33.829]                         has_future <- base::requireNamespace("future", 
[17:26:33.829]                           quietly = TRUE)
[17:26:33.829]                         if (has_future) {
[17:26:33.829]                           ns <- base::getNamespace("future")
[17:26:33.829]                           version <- ns[[".package"]][["version"]]
[17:26:33.829]                           if (is.null(version)) 
[17:26:33.829]                             version <- utils::packageVersion("future")
[17:26:33.829]                         }
[17:26:33.829]                         else {
[17:26:33.829]                           version <- NULL
[17:26:33.829]                         }
[17:26:33.829]                         if (!has_future || version < "1.8.0") {
[17:26:33.829]                           info <- base::c(r_version = base::gsub("R version ", 
[17:26:33.829]                             "", base::R.version$version.string), 
[17:26:33.829]                             platform = base::sprintf("%s (%s-bit)", 
[17:26:33.829]                               base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:26:33.829]                             os = base::paste(base::Sys.info()[base::c("sysname", 
[17:26:33.829]                               "release", "version")], collapse = " "), 
[17:26:33.829]                             hostname = base::Sys.info()[["nodename"]])
[17:26:33.829]                           info <- base::sprintf("%s: %s", base::names(info), 
[17:26:33.829]                             info)
[17:26:33.829]                           info <- base::paste(info, collapse = "; ")
[17:26:33.829]                           if (!has_future) {
[17:26:33.829]                             msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:26:33.829]                               info)
[17:26:33.829]                           }
[17:26:33.829]                           else {
[17:26:33.829]                             msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:26:33.829]                               info, version)
[17:26:33.829]                           }
[17:26:33.829]                           base::stop(msg)
[17:26:33.829]                         }
[17:26:33.829]                       })
[17:26:33.829]                     }
[17:26:33.829]                     ...future.mc.cores.old <- base::getOption("mc.cores")
[17:26:33.829]                     base::options(mc.cores = 1L)
[17:26:33.829]                   }
[17:26:33.829]                   ...future.strategy.old <- future::plan("list")
[17:26:33.829]                   options(future.plan = NULL)
[17:26:33.829]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:26:33.829]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:26:33.829]                 }
[17:26:33.829]                 ...future.workdir <- getwd()
[17:26:33.829]             }
[17:26:33.829]             ...future.oldOptions <- base::as.list(base::.Options)
[17:26:33.829]             ...future.oldEnvVars <- base::Sys.getenv()
[17:26:33.829]         }
[17:26:33.829]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:26:33.829]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:26:33.829]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:26:33.829]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:26:33.829]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:26:33.829]             future.stdout.windows.reencode = NULL, width = 80L)
[17:26:33.829]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:26:33.829]             base::names(...future.oldOptions))
[17:26:33.829]     }
[17:26:33.829]     if (FALSE) {
[17:26:33.829]     }
[17:26:33.829]     else {
[17:26:33.829]         if (TRUE) {
[17:26:33.829]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:26:33.829]                 open = "w")
[17:26:33.829]         }
[17:26:33.829]         else {
[17:26:33.829]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:26:33.829]                 windows = "NUL", "/dev/null"), open = "w")
[17:26:33.829]         }
[17:26:33.829]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:26:33.829]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:26:33.829]             base::sink(type = "output", split = FALSE)
[17:26:33.829]             base::close(...future.stdout)
[17:26:33.829]         }, add = TRUE)
[17:26:33.829]     }
[17:26:33.829]     ...future.frame <- base::sys.nframe()
[17:26:33.829]     ...future.conditions <- base::list()
[17:26:33.829]     ...future.rng <- base::globalenv()$.Random.seed
[17:26:33.829]     if (FALSE) {
[17:26:33.829]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:26:33.829]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:26:33.829]     }
[17:26:33.829]     ...future.result <- base::tryCatch({
[17:26:33.829]         base::withCallingHandlers({
[17:26:33.829]             ...future.value <- base::withVisible(base::local({
[17:26:33.829]                 ...future.makeSendCondition <- base::local({
[17:26:33.829]                   sendCondition <- NULL
[17:26:33.829]                   function(frame = 1L) {
[17:26:33.829]                     if (is.function(sendCondition)) 
[17:26:33.829]                       return(sendCondition)
[17:26:33.829]                     ns <- getNamespace("parallel")
[17:26:33.829]                     if (exists("sendData", mode = "function", 
[17:26:33.829]                       envir = ns)) {
[17:26:33.829]                       parallel_sendData <- get("sendData", mode = "function", 
[17:26:33.829]                         envir = ns)
[17:26:33.829]                       envir <- sys.frame(frame)
[17:26:33.829]                       master <- NULL
[17:26:33.829]                       while (!identical(envir, .GlobalEnv) && 
[17:26:33.829]                         !identical(envir, emptyenv())) {
[17:26:33.829]                         if (exists("master", mode = "list", envir = envir, 
[17:26:33.829]                           inherits = FALSE)) {
[17:26:33.829]                           master <- get("master", mode = "list", 
[17:26:33.829]                             envir = envir, inherits = FALSE)
[17:26:33.829]                           if (inherits(master, c("SOCKnode", 
[17:26:33.829]                             "SOCK0node"))) {
[17:26:33.829]                             sendCondition <<- function(cond) {
[17:26:33.829]                               data <- list(type = "VALUE", value = cond, 
[17:26:33.829]                                 success = TRUE)
[17:26:33.829]                               parallel_sendData(master, data)
[17:26:33.829]                             }
[17:26:33.829]                             return(sendCondition)
[17:26:33.829]                           }
[17:26:33.829]                         }
[17:26:33.829]                         frame <- frame + 1L
[17:26:33.829]                         envir <- sys.frame(frame)
[17:26:33.829]                       }
[17:26:33.829]                     }
[17:26:33.829]                     sendCondition <<- function(cond) NULL
[17:26:33.829]                   }
[17:26:33.829]                 })
[17:26:33.829]                 withCallingHandlers({
[17:26:33.829]                   {
[17:26:33.829]                     2
[17:26:33.829]                   }
[17:26:33.829]                 }, immediateCondition = function(cond) {
[17:26:33.829]                   sendCondition <- ...future.makeSendCondition()
[17:26:33.829]                   sendCondition(cond)
[17:26:33.829]                   muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:33.829]                   {
[17:26:33.829]                     inherits <- base::inherits
[17:26:33.829]                     invokeRestart <- base::invokeRestart
[17:26:33.829]                     is.null <- base::is.null
[17:26:33.829]                     muffled <- FALSE
[17:26:33.829]                     if (inherits(cond, "message")) {
[17:26:33.829]                       muffled <- grepl(pattern, "muffleMessage")
[17:26:33.829]                       if (muffled) 
[17:26:33.829]                         invokeRestart("muffleMessage")
[17:26:33.829]                     }
[17:26:33.829]                     else if (inherits(cond, "warning")) {
[17:26:33.829]                       muffled <- grepl(pattern, "muffleWarning")
[17:26:33.829]                       if (muffled) 
[17:26:33.829]                         invokeRestart("muffleWarning")
[17:26:33.829]                     }
[17:26:33.829]                     else if (inherits(cond, "condition")) {
[17:26:33.829]                       if (!is.null(pattern)) {
[17:26:33.829]                         computeRestarts <- base::computeRestarts
[17:26:33.829]                         grepl <- base::grepl
[17:26:33.829]                         restarts <- computeRestarts(cond)
[17:26:33.829]                         for (restart in restarts) {
[17:26:33.829]                           name <- restart$name
[17:26:33.829]                           if (is.null(name)) 
[17:26:33.829]                             next
[17:26:33.829]                           if (!grepl(pattern, name)) 
[17:26:33.829]                             next
[17:26:33.829]                           invokeRestart(restart)
[17:26:33.829]                           muffled <- TRUE
[17:26:33.829]                           break
[17:26:33.829]                         }
[17:26:33.829]                       }
[17:26:33.829]                     }
[17:26:33.829]                     invisible(muffled)
[17:26:33.829]                   }
[17:26:33.829]                   muffleCondition(cond)
[17:26:33.829]                 })
[17:26:33.829]             }))
[17:26:33.829]             future::FutureResult(value = ...future.value$value, 
[17:26:33.829]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:33.829]                   ...future.rng), globalenv = if (FALSE) 
[17:26:33.829]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:26:33.829]                     ...future.globalenv.names))
[17:26:33.829]                 else NULL, started = ...future.startTime, version = "1.8")
[17:26:33.829]         }, condition = base::local({
[17:26:33.829]             c <- base::c
[17:26:33.829]             inherits <- base::inherits
[17:26:33.829]             invokeRestart <- base::invokeRestart
[17:26:33.829]             length <- base::length
[17:26:33.829]             list <- base::list
[17:26:33.829]             seq.int <- base::seq.int
[17:26:33.829]             signalCondition <- base::signalCondition
[17:26:33.829]             sys.calls <- base::sys.calls
[17:26:33.829]             `[[` <- base::`[[`
[17:26:33.829]             `+` <- base::`+`
[17:26:33.829]             `<<-` <- base::`<<-`
[17:26:33.829]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:26:33.829]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:26:33.829]                   3L)]
[17:26:33.829]             }
[17:26:33.829]             function(cond) {
[17:26:33.829]                 is_error <- inherits(cond, "error")
[17:26:33.829]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:26:33.829]                   NULL)
[17:26:33.829]                 if (is_error) {
[17:26:33.829]                   sessionInformation <- function() {
[17:26:33.829]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:26:33.829]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:26:33.829]                       search = base::search(), system = base::Sys.info())
[17:26:33.829]                   }
[17:26:33.829]                   ...future.conditions[[length(...future.conditions) + 
[17:26:33.829]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:26:33.829]                     cond$call), session = sessionInformation(), 
[17:26:33.829]                     timestamp = base::Sys.time(), signaled = 0L)
[17:26:33.829]                   signalCondition(cond)
[17:26:33.829]                 }
[17:26:33.829]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:26:33.829]                 "immediateCondition"))) {
[17:26:33.829]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:26:33.829]                   ...future.conditions[[length(...future.conditions) + 
[17:26:33.829]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:26:33.829]                   if (TRUE && !signal) {
[17:26:33.829]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:33.829]                     {
[17:26:33.829]                       inherits <- base::inherits
[17:26:33.829]                       invokeRestart <- base::invokeRestart
[17:26:33.829]                       is.null <- base::is.null
[17:26:33.829]                       muffled <- FALSE
[17:26:33.829]                       if (inherits(cond, "message")) {
[17:26:33.829]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:33.829]                         if (muffled) 
[17:26:33.829]                           invokeRestart("muffleMessage")
[17:26:33.829]                       }
[17:26:33.829]                       else if (inherits(cond, "warning")) {
[17:26:33.829]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:33.829]                         if (muffled) 
[17:26:33.829]                           invokeRestart("muffleWarning")
[17:26:33.829]                       }
[17:26:33.829]                       else if (inherits(cond, "condition")) {
[17:26:33.829]                         if (!is.null(pattern)) {
[17:26:33.829]                           computeRestarts <- base::computeRestarts
[17:26:33.829]                           grepl <- base::grepl
[17:26:33.829]                           restarts <- computeRestarts(cond)
[17:26:33.829]                           for (restart in restarts) {
[17:26:33.829]                             name <- restart$name
[17:26:33.829]                             if (is.null(name)) 
[17:26:33.829]                               next
[17:26:33.829]                             if (!grepl(pattern, name)) 
[17:26:33.829]                               next
[17:26:33.829]                             invokeRestart(restart)
[17:26:33.829]                             muffled <- TRUE
[17:26:33.829]                             break
[17:26:33.829]                           }
[17:26:33.829]                         }
[17:26:33.829]                       }
[17:26:33.829]                       invisible(muffled)
[17:26:33.829]                     }
[17:26:33.829]                     muffleCondition(cond, pattern = "^muffle")
[17:26:33.829]                   }
[17:26:33.829]                 }
[17:26:33.829]                 else {
[17:26:33.829]                   if (TRUE) {
[17:26:33.829]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:33.829]                     {
[17:26:33.829]                       inherits <- base::inherits
[17:26:33.829]                       invokeRestart <- base::invokeRestart
[17:26:33.829]                       is.null <- base::is.null
[17:26:33.829]                       muffled <- FALSE
[17:26:33.829]                       if (inherits(cond, "message")) {
[17:26:33.829]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:33.829]                         if (muffled) 
[17:26:33.829]                           invokeRestart("muffleMessage")
[17:26:33.829]                       }
[17:26:33.829]                       else if (inherits(cond, "warning")) {
[17:26:33.829]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:33.829]                         if (muffled) 
[17:26:33.829]                           invokeRestart("muffleWarning")
[17:26:33.829]                       }
[17:26:33.829]                       else if (inherits(cond, "condition")) {
[17:26:33.829]                         if (!is.null(pattern)) {
[17:26:33.829]                           computeRestarts <- base::computeRestarts
[17:26:33.829]                           grepl <- base::grepl
[17:26:33.829]                           restarts <- computeRestarts(cond)
[17:26:33.829]                           for (restart in restarts) {
[17:26:33.829]                             name <- restart$name
[17:26:33.829]                             if (is.null(name)) 
[17:26:33.829]                               next
[17:26:33.829]                             if (!grepl(pattern, name)) 
[17:26:33.829]                               next
[17:26:33.829]                             invokeRestart(restart)
[17:26:33.829]                             muffled <- TRUE
[17:26:33.829]                             break
[17:26:33.829]                           }
[17:26:33.829]                         }
[17:26:33.829]                       }
[17:26:33.829]                       invisible(muffled)
[17:26:33.829]                     }
[17:26:33.829]                     muffleCondition(cond, pattern = "^muffle")
[17:26:33.829]                   }
[17:26:33.829]                 }
[17:26:33.829]             }
[17:26:33.829]         }))
[17:26:33.829]     }, error = function(ex) {
[17:26:33.829]         base::structure(base::list(value = NULL, visible = NULL, 
[17:26:33.829]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:33.829]                 ...future.rng), started = ...future.startTime, 
[17:26:33.829]             finished = Sys.time(), session_uuid = NA_character_, 
[17:26:33.829]             version = "1.8"), class = "FutureResult")
[17:26:33.829]     }, finally = {
[17:26:33.829]         if (!identical(...future.workdir, getwd())) 
[17:26:33.829]             setwd(...future.workdir)
[17:26:33.829]         {
[17:26:33.829]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:26:33.829]                 ...future.oldOptions$nwarnings <- NULL
[17:26:33.829]             }
[17:26:33.829]             base::options(...future.oldOptions)
[17:26:33.829]             if (.Platform$OS.type == "windows") {
[17:26:33.829]                 old_names <- names(...future.oldEnvVars)
[17:26:33.829]                 envs <- base::Sys.getenv()
[17:26:33.829]                 names <- names(envs)
[17:26:33.829]                 common <- intersect(names, old_names)
[17:26:33.829]                 added <- setdiff(names, old_names)
[17:26:33.829]                 removed <- setdiff(old_names, names)
[17:26:33.829]                 changed <- common[...future.oldEnvVars[common] != 
[17:26:33.829]                   envs[common]]
[17:26:33.829]                 NAMES <- toupper(changed)
[17:26:33.829]                 args <- list()
[17:26:33.829]                 for (kk in seq_along(NAMES)) {
[17:26:33.829]                   name <- changed[[kk]]
[17:26:33.829]                   NAME <- NAMES[[kk]]
[17:26:33.829]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:33.829]                     next
[17:26:33.829]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:33.829]                 }
[17:26:33.829]                 NAMES <- toupper(added)
[17:26:33.829]                 for (kk in seq_along(NAMES)) {
[17:26:33.829]                   name <- added[[kk]]
[17:26:33.829]                   NAME <- NAMES[[kk]]
[17:26:33.829]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:33.829]                     next
[17:26:33.829]                   args[[name]] <- ""
[17:26:33.829]                 }
[17:26:33.829]                 NAMES <- toupper(removed)
[17:26:33.829]                 for (kk in seq_along(NAMES)) {
[17:26:33.829]                   name <- removed[[kk]]
[17:26:33.829]                   NAME <- NAMES[[kk]]
[17:26:33.829]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:33.829]                     next
[17:26:33.829]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:33.829]                 }
[17:26:33.829]                 if (length(args) > 0) 
[17:26:33.829]                   base::do.call(base::Sys.setenv, args = args)
[17:26:33.829]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:26:33.829]             }
[17:26:33.829]             else {
[17:26:33.829]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:26:33.829]             }
[17:26:33.829]             {
[17:26:33.829]                 if (base::length(...future.futureOptionsAdded) > 
[17:26:33.829]                   0L) {
[17:26:33.829]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:26:33.829]                   base::names(opts) <- ...future.futureOptionsAdded
[17:26:33.829]                   base::options(opts)
[17:26:33.829]                 }
[17:26:33.829]                 {
[17:26:33.829]                   {
[17:26:33.829]                     base::options(mc.cores = ...future.mc.cores.old)
[17:26:33.829]                     NULL
[17:26:33.829]                   }
[17:26:33.829]                   options(future.plan = NULL)
[17:26:33.829]                   if (is.na(NA_character_)) 
[17:26:33.829]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:26:33.829]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:26:33.829]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:26:33.829]                     .init = FALSE)
[17:26:33.829]                 }
[17:26:33.829]             }
[17:26:33.829]         }
[17:26:33.829]     })
[17:26:33.829]     if (TRUE) {
[17:26:33.829]         base::sink(type = "output", split = FALSE)
[17:26:33.829]         if (TRUE) {
[17:26:33.829]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:26:33.829]         }
[17:26:33.829]         else {
[17:26:33.829]             ...future.result["stdout"] <- base::list(NULL)
[17:26:33.829]         }
[17:26:33.829]         base::close(...future.stdout)
[17:26:33.829]         ...future.stdout <- NULL
[17:26:33.829]     }
[17:26:33.829]     ...future.result$conditions <- ...future.conditions
[17:26:33.829]     ...future.result$finished <- base::Sys.time()
[17:26:33.829]     ...future.result
[17:26:33.829] }
[17:26:33.835] MultisessionFuture started
[17:26:33.835] - Launch lazy future ... done
[17:26:33.835] run() for 'MultisessionFuture' ... done
[17:26:33.835] getGlobalsAndPackages() ...
[17:26:33.836] Searching for globals...
[17:26:33.837] - globals found: [1] '{'
[17:26:33.837] Searching for globals ... DONE
[17:26:33.837] Resolving globals: FALSE
[17:26:33.837] 
[17:26:33.838] 
[17:26:33.838] getGlobalsAndPackages() ... DONE
[17:26:33.838] run() for 'Future' ...
[17:26:33.838] - state: 'created'
[17:26:33.839] - Future backend: 'FutureStrategy', 'multisession', 'cluster', 'multiprocess', 'future', 'function'
[17:26:33.853] - Future class: 'MultisessionFuture', 'ClusterFuture', 'MultiprocessFuture', 'Future', 'environment'
[17:26:33.853] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ...
[17:26:33.853]   - Field: 'node'
[17:26:33.854]   - Field: 'label'
[17:26:33.854]   - Field: 'local'
[17:26:33.854]   - Field: 'owner'
[17:26:33.854]   - Field: 'envir'
[17:26:33.854]   - Field: 'workers'
[17:26:33.854]   - Field: 'packages'
[17:26:33.855]   - Field: 'gc'
[17:26:33.855]   - Field: 'conditions'
[17:26:33.855]   - Field: 'persistent'
[17:26:33.855]   - Field: 'expr'
[17:26:33.855]   - Field: 'uuid'
[17:26:33.856]   - Field: 'seed'
[17:26:33.856]   - Field: 'version'
[17:26:33.856]   - Field: 'result'
[17:26:33.856]   - Field: 'asynchronous'
[17:26:33.856]   - Field: 'calls'
[17:26:33.857]   - Field: 'globals'
[17:26:33.857]   - Field: 'stdout'
[17:26:33.857]   - Field: 'earlySignal'
[17:26:33.857]   - Field: 'lazy'
[17:26:33.857]   - Field: 'state'
[17:26:33.858] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ... done
[17:26:33.858] - Launch lazy future ...
[17:26:33.858] Packages needed by the future expression (n = 0): <none>
[17:26:33.858] Packages needed by future strategies (n = 0): <none>
[17:26:33.859] {
[17:26:33.859]     {
[17:26:33.859]         {
[17:26:33.859]             ...future.startTime <- base::Sys.time()
[17:26:33.859]             {
[17:26:33.859]                 {
[17:26:33.859]                   {
[17:26:33.859]                     {
[17:26:33.859]                       base::local({
[17:26:33.859]                         has_future <- base::requireNamespace("future", 
[17:26:33.859]                           quietly = TRUE)
[17:26:33.859]                         if (has_future) {
[17:26:33.859]                           ns <- base::getNamespace("future")
[17:26:33.859]                           version <- ns[[".package"]][["version"]]
[17:26:33.859]                           if (is.null(version)) 
[17:26:33.859]                             version <- utils::packageVersion("future")
[17:26:33.859]                         }
[17:26:33.859]                         else {
[17:26:33.859]                           version <- NULL
[17:26:33.859]                         }
[17:26:33.859]                         if (!has_future || version < "1.8.0") {
[17:26:33.859]                           info <- base::c(r_version = base::gsub("R version ", 
[17:26:33.859]                             "", base::R.version$version.string), 
[17:26:33.859]                             platform = base::sprintf("%s (%s-bit)", 
[17:26:33.859]                               base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:26:33.859]                             os = base::paste(base::Sys.info()[base::c("sysname", 
[17:26:33.859]                               "release", "version")], collapse = " "), 
[17:26:33.859]                             hostname = base::Sys.info()[["nodename"]])
[17:26:33.859]                           info <- base::sprintf("%s: %s", base::names(info), 
[17:26:33.859]                             info)
[17:26:33.859]                           info <- base::paste(info, collapse = "; ")
[17:26:33.859]                           if (!has_future) {
[17:26:33.859]                             msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:26:33.859]                               info)
[17:26:33.859]                           }
[17:26:33.859]                           else {
[17:26:33.859]                             msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:26:33.859]                               info, version)
[17:26:33.859]                           }
[17:26:33.859]                           base::stop(msg)
[17:26:33.859]                         }
[17:26:33.859]                       })
[17:26:33.859]                     }
[17:26:33.859]                     ...future.mc.cores.old <- base::getOption("mc.cores")
[17:26:33.859]                     base::options(mc.cores = 1L)
[17:26:33.859]                   }
[17:26:33.859]                   ...future.strategy.old <- future::plan("list")
[17:26:33.859]                   options(future.plan = NULL)
[17:26:33.859]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:26:33.859]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:26:33.859]                 }
[17:26:33.859]                 ...future.workdir <- getwd()
[17:26:33.859]             }
[17:26:33.859]             ...future.oldOptions <- base::as.list(base::.Options)
[17:26:33.859]             ...future.oldEnvVars <- base::Sys.getenv()
[17:26:33.859]         }
[17:26:33.859]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:26:33.859]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:26:33.859]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:26:33.859]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:26:33.859]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:26:33.859]             future.stdout.windows.reencode = NULL, width = 80L)
[17:26:33.859]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:26:33.859]             base::names(...future.oldOptions))
[17:26:33.859]     }
[17:26:33.859]     if (FALSE) {
[17:26:33.859]     }
[17:26:33.859]     else {
[17:26:33.859]         if (TRUE) {
[17:26:33.859]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:26:33.859]                 open = "w")
[17:26:33.859]         }
[17:26:33.859]         else {
[17:26:33.859]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:26:33.859]                 windows = "NUL", "/dev/null"), open = "w")
[17:26:33.859]         }
[17:26:33.859]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:26:33.859]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:26:33.859]             base::sink(type = "output", split = FALSE)
[17:26:33.859]             base::close(...future.stdout)
[17:26:33.859]         }, add = TRUE)
[17:26:33.859]     }
[17:26:33.859]     ...future.frame <- base::sys.nframe()
[17:26:33.859]     ...future.conditions <- base::list()
[17:26:33.859]     ...future.rng <- base::globalenv()$.Random.seed
[17:26:33.859]     if (FALSE) {
[17:26:33.859]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:26:33.859]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:26:33.859]     }
[17:26:33.859]     ...future.result <- base::tryCatch({
[17:26:33.859]         base::withCallingHandlers({
[17:26:33.859]             ...future.value <- base::withVisible(base::local({
[17:26:33.859]                 ...future.makeSendCondition <- base::local({
[17:26:33.859]                   sendCondition <- NULL
[17:26:33.859]                   function(frame = 1L) {
[17:26:33.859]                     if (is.function(sendCondition)) 
[17:26:33.859]                       return(sendCondition)
[17:26:33.859]                     ns <- getNamespace("parallel")
[17:26:33.859]                     if (exists("sendData", mode = "function", 
[17:26:33.859]                       envir = ns)) {
[17:26:33.859]                       parallel_sendData <- get("sendData", mode = "function", 
[17:26:33.859]                         envir = ns)
[17:26:33.859]                       envir <- sys.frame(frame)
[17:26:33.859]                       master <- NULL
[17:26:33.859]                       while (!identical(envir, .GlobalEnv) && 
[17:26:33.859]                         !identical(envir, emptyenv())) {
[17:26:33.859]                         if (exists("master", mode = "list", envir = envir, 
[17:26:33.859]                           inherits = FALSE)) {
[17:26:33.859]                           master <- get("master", mode = "list", 
[17:26:33.859]                             envir = envir, inherits = FALSE)
[17:26:33.859]                           if (inherits(master, c("SOCKnode", 
[17:26:33.859]                             "SOCK0node"))) {
[17:26:33.859]                             sendCondition <<- function(cond) {
[17:26:33.859]                               data <- list(type = "VALUE", value = cond, 
[17:26:33.859]                                 success = TRUE)
[17:26:33.859]                               parallel_sendData(master, data)
[17:26:33.859]                             }
[17:26:33.859]                             return(sendCondition)
[17:26:33.859]                           }
[17:26:33.859]                         }
[17:26:33.859]                         frame <- frame + 1L
[17:26:33.859]                         envir <- sys.frame(frame)
[17:26:33.859]                       }
[17:26:33.859]                     }
[17:26:33.859]                     sendCondition <<- function(cond) NULL
[17:26:33.859]                   }
[17:26:33.859]                 })
[17:26:33.859]                 withCallingHandlers({
[17:26:33.859]                   {
[17:26:33.859]                     4
[17:26:33.859]                   }
[17:26:33.859]                 }, immediateCondition = function(cond) {
[17:26:33.859]                   sendCondition <- ...future.makeSendCondition()
[17:26:33.859]                   sendCondition(cond)
[17:26:33.859]                   muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:33.859]                   {
[17:26:33.859]                     inherits <- base::inherits
[17:26:33.859]                     invokeRestart <- base::invokeRestart
[17:26:33.859]                     is.null <- base::is.null
[17:26:33.859]                     muffled <- FALSE
[17:26:33.859]                     if (inherits(cond, "message")) {
[17:26:33.859]                       muffled <- grepl(pattern, "muffleMessage")
[17:26:33.859]                       if (muffled) 
[17:26:33.859]                         invokeRestart("muffleMessage")
[17:26:33.859]                     }
[17:26:33.859]                     else if (inherits(cond, "warning")) {
[17:26:33.859]                       muffled <- grepl(pattern, "muffleWarning")
[17:26:33.859]                       if (muffled) 
[17:26:33.859]                         invokeRestart("muffleWarning")
[17:26:33.859]                     }
[17:26:33.859]                     else if (inherits(cond, "condition")) {
[17:26:33.859]                       if (!is.null(pattern)) {
[17:26:33.859]                         computeRestarts <- base::computeRestarts
[17:26:33.859]                         grepl <- base::grepl
[17:26:33.859]                         restarts <- computeRestarts(cond)
[17:26:33.859]                         for (restart in restarts) {
[17:26:33.859]                           name <- restart$name
[17:26:33.859]                           if (is.null(name)) 
[17:26:33.859]                             next
[17:26:33.859]                           if (!grepl(pattern, name)) 
[17:26:33.859]                             next
[17:26:33.859]                           invokeRestart(restart)
[17:26:33.859]                           muffled <- TRUE
[17:26:33.859]                           break
[17:26:33.859]                         }
[17:26:33.859]                       }
[17:26:33.859]                     }
[17:26:33.859]                     invisible(muffled)
[17:26:33.859]                   }
[17:26:33.859]                   muffleCondition(cond)
[17:26:33.859]                 })
[17:26:33.859]             }))
[17:26:33.859]             future::FutureResult(value = ...future.value$value, 
[17:26:33.859]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:33.859]                   ...future.rng), globalenv = if (FALSE) 
[17:26:33.859]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:26:33.859]                     ...future.globalenv.names))
[17:26:33.859]                 else NULL, started = ...future.startTime, version = "1.8")
[17:26:33.859]         }, condition = base::local({
[17:26:33.859]             c <- base::c
[17:26:33.859]             inherits <- base::inherits
[17:26:33.859]             invokeRestart <- base::invokeRestart
[17:26:33.859]             length <- base::length
[17:26:33.859]             list <- base::list
[17:26:33.859]             seq.int <- base::seq.int
[17:26:33.859]             signalCondition <- base::signalCondition
[17:26:33.859]             sys.calls <- base::sys.calls
[17:26:33.859]             `[[` <- base::`[[`
[17:26:33.859]             `+` <- base::`+`
[17:26:33.859]             `<<-` <- base::`<<-`
[17:26:33.859]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:26:33.859]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:26:33.859]                   3L)]
[17:26:33.859]             }
[17:26:33.859]             function(cond) {
[17:26:33.859]                 is_error <- inherits(cond, "error")
[17:26:33.859]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:26:33.859]                   NULL)
[17:26:33.859]                 if (is_error) {
[17:26:33.859]                   sessionInformation <- function() {
[17:26:33.859]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:26:33.859]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:26:33.859]                       search = base::search(), system = base::Sys.info())
[17:26:33.859]                   }
[17:26:33.859]                   ...future.conditions[[length(...future.conditions) + 
[17:26:33.859]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:26:33.859]                     cond$call), session = sessionInformation(), 
[17:26:33.859]                     timestamp = base::Sys.time(), signaled = 0L)
[17:26:33.859]                   signalCondition(cond)
[17:26:33.859]                 }
[17:26:33.859]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:26:33.859]                 "immediateCondition"))) {
[17:26:33.859]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:26:33.859]                   ...future.conditions[[length(...future.conditions) + 
[17:26:33.859]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:26:33.859]                   if (TRUE && !signal) {
[17:26:33.859]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:33.859]                     {
[17:26:33.859]                       inherits <- base::inherits
[17:26:33.859]                       invokeRestart <- base::invokeRestart
[17:26:33.859]                       is.null <- base::is.null
[17:26:33.859]                       muffled <- FALSE
[17:26:33.859]                       if (inherits(cond, "message")) {
[17:26:33.859]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:33.859]                         if (muffled) 
[17:26:33.859]                           invokeRestart("muffleMessage")
[17:26:33.859]                       }
[17:26:33.859]                       else if (inherits(cond, "warning")) {
[17:26:33.859]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:33.859]                         if (muffled) 
[17:26:33.859]                           invokeRestart("muffleWarning")
[17:26:33.859]                       }
[17:26:33.859]                       else if (inherits(cond, "condition")) {
[17:26:33.859]                         if (!is.null(pattern)) {
[17:26:33.859]                           computeRestarts <- base::computeRestarts
[17:26:33.859]                           grepl <- base::grepl
[17:26:33.859]                           restarts <- computeRestarts(cond)
[17:26:33.859]                           for (restart in restarts) {
[17:26:33.859]                             name <- restart$name
[17:26:33.859]                             if (is.null(name)) 
[17:26:33.859]                               next
[17:26:33.859]                             if (!grepl(pattern, name)) 
[17:26:33.859]                               next
[17:26:33.859]                             invokeRestart(restart)
[17:26:33.859]                             muffled <- TRUE
[17:26:33.859]                             break
[17:26:33.859]                           }
[17:26:33.859]                         }
[17:26:33.859]                       }
[17:26:33.859]                       invisible(muffled)
[17:26:33.859]                     }
[17:26:33.859]                     muffleCondition(cond, pattern = "^muffle")
[17:26:33.859]                   }
[17:26:33.859]                 }
[17:26:33.859]                 else {
[17:26:33.859]                   if (TRUE) {
[17:26:33.859]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:33.859]                     {
[17:26:33.859]                       inherits <- base::inherits
[17:26:33.859]                       invokeRestart <- base::invokeRestart
[17:26:33.859]                       is.null <- base::is.null
[17:26:33.859]                       muffled <- FALSE
[17:26:33.859]                       if (inherits(cond, "message")) {
[17:26:33.859]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:33.859]                         if (muffled) 
[17:26:33.859]                           invokeRestart("muffleMessage")
[17:26:33.859]                       }
[17:26:33.859]                       else if (inherits(cond, "warning")) {
[17:26:33.859]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:33.859]                         if (muffled) 
[17:26:33.859]                           invokeRestart("muffleWarning")
[17:26:33.859]                       }
[17:26:33.859]                       else if (inherits(cond, "condition")) {
[17:26:33.859]                         if (!is.null(pattern)) {
[17:26:33.859]                           computeRestarts <- base::computeRestarts
[17:26:33.859]                           grepl <- base::grepl
[17:26:33.859]                           restarts <- computeRestarts(cond)
[17:26:33.859]                           for (restart in restarts) {
[17:26:33.859]                             name <- restart$name
[17:26:33.859]                             if (is.null(name)) 
[17:26:33.859]                               next
[17:26:33.859]                             if (!grepl(pattern, name)) 
[17:26:33.859]                               next
[17:26:33.859]                             invokeRestart(restart)
[17:26:33.859]                             muffled <- TRUE
[17:26:33.859]                             break
[17:26:33.859]                           }
[17:26:33.859]                         }
[17:26:33.859]                       }
[17:26:33.859]                       invisible(muffled)
[17:26:33.859]                     }
[17:26:33.859]                     muffleCondition(cond, pattern = "^muffle")
[17:26:33.859]                   }
[17:26:33.859]                 }
[17:26:33.859]             }
[17:26:33.859]         }))
[17:26:33.859]     }, error = function(ex) {
[17:26:33.859]         base::structure(base::list(value = NULL, visible = NULL, 
[17:26:33.859]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:33.859]                 ...future.rng), started = ...future.startTime, 
[17:26:33.859]             finished = Sys.time(), session_uuid = NA_character_, 
[17:26:33.859]             version = "1.8"), class = "FutureResult")
[17:26:33.859]     }, finally = {
[17:26:33.859]         if (!identical(...future.workdir, getwd())) 
[17:26:33.859]             setwd(...future.workdir)
[17:26:33.859]         {
[17:26:33.859]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:26:33.859]                 ...future.oldOptions$nwarnings <- NULL
[17:26:33.859]             }
[17:26:33.859]             base::options(...future.oldOptions)
[17:26:33.859]             if (.Platform$OS.type == "windows") {
[17:26:33.859]                 old_names <- names(...future.oldEnvVars)
[17:26:33.859]                 envs <- base::Sys.getenv()
[17:26:33.859]                 names <- names(envs)
[17:26:33.859]                 common <- intersect(names, old_names)
[17:26:33.859]                 added <- setdiff(names, old_names)
[17:26:33.859]                 removed <- setdiff(old_names, names)
[17:26:33.859]                 changed <- common[...future.oldEnvVars[common] != 
[17:26:33.859]                   envs[common]]
[17:26:33.859]                 NAMES <- toupper(changed)
[17:26:33.859]                 args <- list()
[17:26:33.859]                 for (kk in seq_along(NAMES)) {
[17:26:33.859]                   name <- changed[[kk]]
[17:26:33.859]                   NAME <- NAMES[[kk]]
[17:26:33.859]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:33.859]                     next
[17:26:33.859]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:33.859]                 }
[17:26:33.859]                 NAMES <- toupper(added)
[17:26:33.859]                 for (kk in seq_along(NAMES)) {
[17:26:33.859]                   name <- added[[kk]]
[17:26:33.859]                   NAME <- NAMES[[kk]]
[17:26:33.859]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:33.859]                     next
[17:26:33.859]                   args[[name]] <- ""
[17:26:33.859]                 }
[17:26:33.859]                 NAMES <- toupper(removed)
[17:26:33.859]                 for (kk in seq_along(NAMES)) {
[17:26:33.859]                   name <- removed[[kk]]
[17:26:33.859]                   NAME <- NAMES[[kk]]
[17:26:33.859]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:33.859]                     next
[17:26:33.859]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:33.859]                 }
[17:26:33.859]                 if (length(args) > 0) 
[17:26:33.859]                   base::do.call(base::Sys.setenv, args = args)
[17:26:33.859]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:26:33.859]             }
[17:26:33.859]             else {
[17:26:33.859]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:26:33.859]             }
[17:26:33.859]             {
[17:26:33.859]                 if (base::length(...future.futureOptionsAdded) > 
[17:26:33.859]                   0L) {
[17:26:33.859]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:26:33.859]                   base::names(opts) <- ...future.futureOptionsAdded
[17:26:33.859]                   base::options(opts)
[17:26:33.859]                 }
[17:26:33.859]                 {
[17:26:33.859]                   {
[17:26:33.859]                     base::options(mc.cores = ...future.mc.cores.old)
[17:26:33.859]                     NULL
[17:26:33.859]                   }
[17:26:33.859]                   options(future.plan = NULL)
[17:26:33.859]                   if (is.na(NA_character_)) 
[17:26:33.859]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:26:33.859]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:26:33.859]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:26:33.859]                     .init = FALSE)
[17:26:33.859]                 }
[17:26:33.859]             }
[17:26:33.859]         }
[17:26:33.859]     })
[17:26:33.859]     if (TRUE) {
[17:26:33.859]         base::sink(type = "output", split = FALSE)
[17:26:33.859]         if (TRUE) {
[17:26:33.859]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:26:33.859]         }
[17:26:33.859]         else {
[17:26:33.859]             ...future.result["stdout"] <- base::list(NULL)
[17:26:33.859]         }
[17:26:33.859]         base::close(...future.stdout)
[17:26:33.859]         ...future.stdout <- NULL
[17:26:33.859]     }
[17:26:33.859]     ...future.result$conditions <- ...future.conditions
[17:26:33.859]     ...future.result$finished <- base::Sys.time()
[17:26:33.859]     ...future.result
[17:26:33.859] }
[17:26:33.944] MultisessionFuture started
[17:26:33.945] - Launch lazy future ... done
[17:26:33.945] run() for 'MultisessionFuture' ... done
[17:26:33.945] result() for ClusterFuture ...
[17:26:33.945] receiveMessageFromWorker() for ClusterFuture ...
[17:26:33.946] - Validating connection of MultisessionFuture
[17:26:33.946] - received message: FutureResult
[17:26:33.946] - Received FutureResult
[17:26:33.946] - Erased future from FutureRegistry
[17:26:33.947] result() for ClusterFuture ...
[17:26:33.947] - result already collected: FutureResult
[17:26:33.947] result() for ClusterFuture ... done
[17:26:33.947] receiveMessageFromWorker() for ClusterFuture ... done
[17:26:33.947] result() for ClusterFuture ... done
[17:26:33.947] result() for ClusterFuture ...
[17:26:33.948] - result already collected: FutureResult
[17:26:33.948] result() for ClusterFuture ... done
u$a = 2
[17:26:33.948] result() for ClusterFuture ...
[17:26:33.948] receiveMessageFromWorker() for ClusterFuture ...
[17:26:33.949] - Validating connection of MultisessionFuture
[17:26:33.996] - received message: FutureResult
[17:26:33.997] - Received FutureResult
[17:26:33.997] - Erased future from FutureRegistry
[17:26:33.997] result() for ClusterFuture ...
[17:26:33.997] - result already collected: FutureResult
[17:26:33.998] result() for ClusterFuture ... done
[17:26:33.998] receiveMessageFromWorker() for ClusterFuture ... done
[17:26:33.998] result() for ClusterFuture ... done
[17:26:33.998] result() for ClusterFuture ...
[17:26:33.998] - result already collected: FutureResult
[17:26:33.999] result() for ClusterFuture ... done
v$a = 4
[17:26:33.999] getGlobalsAndPackages() ...
[17:26:33.999] Searching for globals...
[17:26:34.001] - globals found: [3] '{', '*', 'a'
[17:26:34.001] Searching for globals ... DONE
[17:26:34.001] Resolving globals: FALSE
[17:26:34.002] The total size of the 1 globals is 56 bytes (56 bytes)
[17:26:34.002] The total size of the 1 globals exported for future expression ('{; 2 * a; }') is 56 bytes.. This exceeds the maximum allowed size of 500.00 MiB (option 'future.globals.maxSize'). There is one global: 'a' (56 bytes of class 'numeric')
[17:26:34.002] - globals: [1] 'a'
[17:26:34.003] 
[17:26:34.003] getGlobalsAndPackages() ... DONE
[17:26:34.003] run() for 'Future' ...
[17:26:34.003] - state: 'created'
[17:26:34.004] - Future backend: 'FutureStrategy', 'multisession', 'cluster', 'multiprocess', 'future', 'function'
[17:26:34.018] - Future class: 'MultisessionFuture', 'ClusterFuture', 'MultiprocessFuture', 'Future', 'environment'
[17:26:34.018] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ...
[17:26:34.019]   - Field: 'node'
[17:26:34.019]   - Field: 'label'
[17:26:34.019]   - Field: 'local'
[17:26:34.019]   - Field: 'owner'
[17:26:34.019]   - Field: 'envir'
[17:26:34.019]   - Field: 'workers'
[17:26:34.020]   - Field: 'packages'
[17:26:34.020]   - Field: 'gc'
[17:26:34.020]   - Field: 'conditions'
[17:26:34.020]   - Field: 'persistent'
[17:26:34.021]   - Field: 'expr'
[17:26:34.021]   - Field: 'uuid'
[17:26:34.021]   - Field: 'seed'
[17:26:34.021]   - Field: 'version'
[17:26:34.021]   - Field: 'result'
[17:26:34.022]   - Field: 'asynchronous'
[17:26:34.022]   - Field: 'calls'
[17:26:34.022]   - Field: 'globals'
[17:26:34.022]   - Field: 'stdout'
[17:26:34.022]   - Field: 'earlySignal'
[17:26:34.023]   - Field: 'lazy'
[17:26:34.023]   - Field: 'state'
[17:26:34.023] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ... done
[17:26:34.023] - Launch lazy future ...
[17:26:34.024] Packages needed by the future expression (n = 0): <none>
[17:26:34.024] Packages needed by future strategies (n = 0): <none>
[17:26:34.025] {
[17:26:34.025]     {
[17:26:34.025]         {
[17:26:34.025]             ...future.startTime <- base::Sys.time()
[17:26:34.025]             {
[17:26:34.025]                 {
[17:26:34.025]                   {
[17:26:34.025]                     {
[17:26:34.025]                       base::local({
[17:26:34.025]                         has_future <- base::requireNamespace("future", 
[17:26:34.025]                           quietly = TRUE)
[17:26:34.025]                         if (has_future) {
[17:26:34.025]                           ns <- base::getNamespace("future")
[17:26:34.025]                           version <- ns[[".package"]][["version"]]
[17:26:34.025]                           if (is.null(version)) 
[17:26:34.025]                             version <- utils::packageVersion("future")
[17:26:34.025]                         }
[17:26:34.025]                         else {
[17:26:34.025]                           version <- NULL
[17:26:34.025]                         }
[17:26:34.025]                         if (!has_future || version < "1.8.0") {
[17:26:34.025]                           info <- base::c(r_version = base::gsub("R version ", 
[17:26:34.025]                             "", base::R.version$version.string), 
[17:26:34.025]                             platform = base::sprintf("%s (%s-bit)", 
[17:26:34.025]                               base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:26:34.025]                             os = base::paste(base::Sys.info()[base::c("sysname", 
[17:26:34.025]                               "release", "version")], collapse = " "), 
[17:26:34.025]                             hostname = base::Sys.info()[["nodename"]])
[17:26:34.025]                           info <- base::sprintf("%s: %s", base::names(info), 
[17:26:34.025]                             info)
[17:26:34.025]                           info <- base::paste(info, collapse = "; ")
[17:26:34.025]                           if (!has_future) {
[17:26:34.025]                             msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:26:34.025]                               info)
[17:26:34.025]                           }
[17:26:34.025]                           else {
[17:26:34.025]                             msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:26:34.025]                               info, version)
[17:26:34.025]                           }
[17:26:34.025]                           base::stop(msg)
[17:26:34.025]                         }
[17:26:34.025]                       })
[17:26:34.025]                     }
[17:26:34.025]                     ...future.mc.cores.old <- base::getOption("mc.cores")
[17:26:34.025]                     base::options(mc.cores = 1L)
[17:26:34.025]                   }
[17:26:34.025]                   ...future.strategy.old <- future::plan("list")
[17:26:34.025]                   options(future.plan = NULL)
[17:26:34.025]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:26:34.025]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:26:34.025]                 }
[17:26:34.025]                 ...future.workdir <- getwd()
[17:26:34.025]             }
[17:26:34.025]             ...future.oldOptions <- base::as.list(base::.Options)
[17:26:34.025]             ...future.oldEnvVars <- base::Sys.getenv()
[17:26:34.025]         }
[17:26:34.025]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:26:34.025]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:26:34.025]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:26:34.025]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:26:34.025]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:26:34.025]             future.stdout.windows.reencode = NULL, width = 80L)
[17:26:34.025]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:26:34.025]             base::names(...future.oldOptions))
[17:26:34.025]     }
[17:26:34.025]     if (FALSE) {
[17:26:34.025]     }
[17:26:34.025]     else {
[17:26:34.025]         if (TRUE) {
[17:26:34.025]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:26:34.025]                 open = "w")
[17:26:34.025]         }
[17:26:34.025]         else {
[17:26:34.025]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:26:34.025]                 windows = "NUL", "/dev/null"), open = "w")
[17:26:34.025]         }
[17:26:34.025]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:26:34.025]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:26:34.025]             base::sink(type = "output", split = FALSE)
[17:26:34.025]             base::close(...future.stdout)
[17:26:34.025]         }, add = TRUE)
[17:26:34.025]     }
[17:26:34.025]     ...future.frame <- base::sys.nframe()
[17:26:34.025]     ...future.conditions <- base::list()
[17:26:34.025]     ...future.rng <- base::globalenv()$.Random.seed
[17:26:34.025]     if (FALSE) {
[17:26:34.025]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:26:34.025]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:26:34.025]     }
[17:26:34.025]     ...future.result <- base::tryCatch({
[17:26:34.025]         base::withCallingHandlers({
[17:26:34.025]             ...future.value <- base::withVisible(base::local({
[17:26:34.025]                 ...future.makeSendCondition <- base::local({
[17:26:34.025]                   sendCondition <- NULL
[17:26:34.025]                   function(frame = 1L) {
[17:26:34.025]                     if (is.function(sendCondition)) 
[17:26:34.025]                       return(sendCondition)
[17:26:34.025]                     ns <- getNamespace("parallel")
[17:26:34.025]                     if (exists("sendData", mode = "function", 
[17:26:34.025]                       envir = ns)) {
[17:26:34.025]                       parallel_sendData <- get("sendData", mode = "function", 
[17:26:34.025]                         envir = ns)
[17:26:34.025]                       envir <- sys.frame(frame)
[17:26:34.025]                       master <- NULL
[17:26:34.025]                       while (!identical(envir, .GlobalEnv) && 
[17:26:34.025]                         !identical(envir, emptyenv())) {
[17:26:34.025]                         if (exists("master", mode = "list", envir = envir, 
[17:26:34.025]                           inherits = FALSE)) {
[17:26:34.025]                           master <- get("master", mode = "list", 
[17:26:34.025]                             envir = envir, inherits = FALSE)
[17:26:34.025]                           if (inherits(master, c("SOCKnode", 
[17:26:34.025]                             "SOCK0node"))) {
[17:26:34.025]                             sendCondition <<- function(cond) {
[17:26:34.025]                               data <- list(type = "VALUE", value = cond, 
[17:26:34.025]                                 success = TRUE)
[17:26:34.025]                               parallel_sendData(master, data)
[17:26:34.025]                             }
[17:26:34.025]                             return(sendCondition)
[17:26:34.025]                           }
[17:26:34.025]                         }
[17:26:34.025]                         frame <- frame + 1L
[17:26:34.025]                         envir <- sys.frame(frame)
[17:26:34.025]                       }
[17:26:34.025]                     }
[17:26:34.025]                     sendCondition <<- function(cond) NULL
[17:26:34.025]                   }
[17:26:34.025]                 })
[17:26:34.025]                 withCallingHandlers({
[17:26:34.025]                   {
[17:26:34.025]                     2 * a
[17:26:34.025]                   }
[17:26:34.025]                 }, immediateCondition = function(cond) {
[17:26:34.025]                   sendCondition <- ...future.makeSendCondition()
[17:26:34.025]                   sendCondition(cond)
[17:26:34.025]                   muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:34.025]                   {
[17:26:34.025]                     inherits <- base::inherits
[17:26:34.025]                     invokeRestart <- base::invokeRestart
[17:26:34.025]                     is.null <- base::is.null
[17:26:34.025]                     muffled <- FALSE
[17:26:34.025]                     if (inherits(cond, "message")) {
[17:26:34.025]                       muffled <- grepl(pattern, "muffleMessage")
[17:26:34.025]                       if (muffled) 
[17:26:34.025]                         invokeRestart("muffleMessage")
[17:26:34.025]                     }
[17:26:34.025]                     else if (inherits(cond, "warning")) {
[17:26:34.025]                       muffled <- grepl(pattern, "muffleWarning")
[17:26:34.025]                       if (muffled) 
[17:26:34.025]                         invokeRestart("muffleWarning")
[17:26:34.025]                     }
[17:26:34.025]                     else if (inherits(cond, "condition")) {
[17:26:34.025]                       if (!is.null(pattern)) {
[17:26:34.025]                         computeRestarts <- base::computeRestarts
[17:26:34.025]                         grepl <- base::grepl
[17:26:34.025]                         restarts <- computeRestarts(cond)
[17:26:34.025]                         for (restart in restarts) {
[17:26:34.025]                           name <- restart$name
[17:26:34.025]                           if (is.null(name)) 
[17:26:34.025]                             next
[17:26:34.025]                           if (!grepl(pattern, name)) 
[17:26:34.025]                             next
[17:26:34.025]                           invokeRestart(restart)
[17:26:34.025]                           muffled <- TRUE
[17:26:34.025]                           break
[17:26:34.025]                         }
[17:26:34.025]                       }
[17:26:34.025]                     }
[17:26:34.025]                     invisible(muffled)
[17:26:34.025]                   }
[17:26:34.025]                   muffleCondition(cond)
[17:26:34.025]                 })
[17:26:34.025]             }))
[17:26:34.025]             future::FutureResult(value = ...future.value$value, 
[17:26:34.025]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:34.025]                   ...future.rng), globalenv = if (FALSE) 
[17:26:34.025]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:26:34.025]                     ...future.globalenv.names))
[17:26:34.025]                 else NULL, started = ...future.startTime, version = "1.8")
[17:26:34.025]         }, condition = base::local({
[17:26:34.025]             c <- base::c
[17:26:34.025]             inherits <- base::inherits
[17:26:34.025]             invokeRestart <- base::invokeRestart
[17:26:34.025]             length <- base::length
[17:26:34.025]             list <- base::list
[17:26:34.025]             seq.int <- base::seq.int
[17:26:34.025]             signalCondition <- base::signalCondition
[17:26:34.025]             sys.calls <- base::sys.calls
[17:26:34.025]             `[[` <- base::`[[`
[17:26:34.025]             `+` <- base::`+`
[17:26:34.025]             `<<-` <- base::`<<-`
[17:26:34.025]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:26:34.025]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:26:34.025]                   3L)]
[17:26:34.025]             }
[17:26:34.025]             function(cond) {
[17:26:34.025]                 is_error <- inherits(cond, "error")
[17:26:34.025]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:26:34.025]                   NULL)
[17:26:34.025]                 if (is_error) {
[17:26:34.025]                   sessionInformation <- function() {
[17:26:34.025]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:26:34.025]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:26:34.025]                       search = base::search(), system = base::Sys.info())
[17:26:34.025]                   }
[17:26:34.025]                   ...future.conditions[[length(...future.conditions) + 
[17:26:34.025]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:26:34.025]                     cond$call), session = sessionInformation(), 
[17:26:34.025]                     timestamp = base::Sys.time(), signaled = 0L)
[17:26:34.025]                   signalCondition(cond)
[17:26:34.025]                 }
[17:26:34.025]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:26:34.025]                 "immediateCondition"))) {
[17:26:34.025]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:26:34.025]                   ...future.conditions[[length(...future.conditions) + 
[17:26:34.025]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:26:34.025]                   if (TRUE && !signal) {
[17:26:34.025]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:34.025]                     {
[17:26:34.025]                       inherits <- base::inherits
[17:26:34.025]                       invokeRestart <- base::invokeRestart
[17:26:34.025]                       is.null <- base::is.null
[17:26:34.025]                       muffled <- FALSE
[17:26:34.025]                       if (inherits(cond, "message")) {
[17:26:34.025]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:34.025]                         if (muffled) 
[17:26:34.025]                           invokeRestart("muffleMessage")
[17:26:34.025]                       }
[17:26:34.025]                       else if (inherits(cond, "warning")) {
[17:26:34.025]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:34.025]                         if (muffled) 
[17:26:34.025]                           invokeRestart("muffleWarning")
[17:26:34.025]                       }
[17:26:34.025]                       else if (inherits(cond, "condition")) {
[17:26:34.025]                         if (!is.null(pattern)) {
[17:26:34.025]                           computeRestarts <- base::computeRestarts
[17:26:34.025]                           grepl <- base::grepl
[17:26:34.025]                           restarts <- computeRestarts(cond)
[17:26:34.025]                           for (restart in restarts) {
[17:26:34.025]                             name <- restart$name
[17:26:34.025]                             if (is.null(name)) 
[17:26:34.025]                               next
[17:26:34.025]                             if (!grepl(pattern, name)) 
[17:26:34.025]                               next
[17:26:34.025]                             invokeRestart(restart)
[17:26:34.025]                             muffled <- TRUE
[17:26:34.025]                             break
[17:26:34.025]                           }
[17:26:34.025]                         }
[17:26:34.025]                       }
[17:26:34.025]                       invisible(muffled)
[17:26:34.025]                     }
[17:26:34.025]                     muffleCondition(cond, pattern = "^muffle")
[17:26:34.025]                   }
[17:26:34.025]                 }
[17:26:34.025]                 else {
[17:26:34.025]                   if (TRUE) {
[17:26:34.025]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:34.025]                     {
[17:26:34.025]                       inherits <- base::inherits
[17:26:34.025]                       invokeRestart <- base::invokeRestart
[17:26:34.025]                       is.null <- base::is.null
[17:26:34.025]                       muffled <- FALSE
[17:26:34.025]                       if (inherits(cond, "message")) {
[17:26:34.025]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:34.025]                         if (muffled) 
[17:26:34.025]                           invokeRestart("muffleMessage")
[17:26:34.025]                       }
[17:26:34.025]                       else if (inherits(cond, "warning")) {
[17:26:34.025]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:34.025]                         if (muffled) 
[17:26:34.025]                           invokeRestart("muffleWarning")
[17:26:34.025]                       }
[17:26:34.025]                       else if (inherits(cond, "condition")) {
[17:26:34.025]                         if (!is.null(pattern)) {
[17:26:34.025]                           computeRestarts <- base::computeRestarts
[17:26:34.025]                           grepl <- base::grepl
[17:26:34.025]                           restarts <- computeRestarts(cond)
[17:26:34.025]                           for (restart in restarts) {
[17:26:34.025]                             name <- restart$name
[17:26:34.025]                             if (is.null(name)) 
[17:26:34.025]                               next
[17:26:34.025]                             if (!grepl(pattern, name)) 
[17:26:34.025]                               next
[17:26:34.025]                             invokeRestart(restart)
[17:26:34.025]                             muffled <- TRUE
[17:26:34.025]                             break
[17:26:34.025]                           }
[17:26:34.025]                         }
[17:26:34.025]                       }
[17:26:34.025]                       invisible(muffled)
[17:26:34.025]                     }
[17:26:34.025]                     muffleCondition(cond, pattern = "^muffle")
[17:26:34.025]                   }
[17:26:34.025]                 }
[17:26:34.025]             }
[17:26:34.025]         }))
[17:26:34.025]     }, error = function(ex) {
[17:26:34.025]         base::structure(base::list(value = NULL, visible = NULL, 
[17:26:34.025]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:34.025]                 ...future.rng), started = ...future.startTime, 
[17:26:34.025]             finished = Sys.time(), session_uuid = NA_character_, 
[17:26:34.025]             version = "1.8"), class = "FutureResult")
[17:26:34.025]     }, finally = {
[17:26:34.025]         if (!identical(...future.workdir, getwd())) 
[17:26:34.025]             setwd(...future.workdir)
[17:26:34.025]         {
[17:26:34.025]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:26:34.025]                 ...future.oldOptions$nwarnings <- NULL
[17:26:34.025]             }
[17:26:34.025]             base::options(...future.oldOptions)
[17:26:34.025]             if (.Platform$OS.type == "windows") {
[17:26:34.025]                 old_names <- names(...future.oldEnvVars)
[17:26:34.025]                 envs <- base::Sys.getenv()
[17:26:34.025]                 names <- names(envs)
[17:26:34.025]                 common <- intersect(names, old_names)
[17:26:34.025]                 added <- setdiff(names, old_names)
[17:26:34.025]                 removed <- setdiff(old_names, names)
[17:26:34.025]                 changed <- common[...future.oldEnvVars[common] != 
[17:26:34.025]                   envs[common]]
[17:26:34.025]                 NAMES <- toupper(changed)
[17:26:34.025]                 args <- list()
[17:26:34.025]                 for (kk in seq_along(NAMES)) {
[17:26:34.025]                   name <- changed[[kk]]
[17:26:34.025]                   NAME <- NAMES[[kk]]
[17:26:34.025]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:34.025]                     next
[17:26:34.025]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:34.025]                 }
[17:26:34.025]                 NAMES <- toupper(added)
[17:26:34.025]                 for (kk in seq_along(NAMES)) {
[17:26:34.025]                   name <- added[[kk]]
[17:26:34.025]                   NAME <- NAMES[[kk]]
[17:26:34.025]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:34.025]                     next
[17:26:34.025]                   args[[name]] <- ""
[17:26:34.025]                 }
[17:26:34.025]                 NAMES <- toupper(removed)
[17:26:34.025]                 for (kk in seq_along(NAMES)) {
[17:26:34.025]                   name <- removed[[kk]]
[17:26:34.025]                   NAME <- NAMES[[kk]]
[17:26:34.025]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:34.025]                     next
[17:26:34.025]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:34.025]                 }
[17:26:34.025]                 if (length(args) > 0) 
[17:26:34.025]                   base::do.call(base::Sys.setenv, args = args)
[17:26:34.025]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:26:34.025]             }
[17:26:34.025]             else {
[17:26:34.025]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:26:34.025]             }
[17:26:34.025]             {
[17:26:34.025]                 if (base::length(...future.futureOptionsAdded) > 
[17:26:34.025]                   0L) {
[17:26:34.025]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:26:34.025]                   base::names(opts) <- ...future.futureOptionsAdded
[17:26:34.025]                   base::options(opts)
[17:26:34.025]                 }
[17:26:34.025]                 {
[17:26:34.025]                   {
[17:26:34.025]                     base::options(mc.cores = ...future.mc.cores.old)
[17:26:34.025]                     NULL
[17:26:34.025]                   }
[17:26:34.025]                   options(future.plan = NULL)
[17:26:34.025]                   if (is.na(NA_character_)) 
[17:26:34.025]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:26:34.025]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:26:34.025]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:26:34.025]                     .init = FALSE)
[17:26:34.025]                 }
[17:26:34.025]             }
[17:26:34.025]         }
[17:26:34.025]     })
[17:26:34.025]     if (TRUE) {
[17:26:34.025]         base::sink(type = "output", split = FALSE)
[17:26:34.025]         if (TRUE) {
[17:26:34.025]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:26:34.025]         }
[17:26:34.025]         else {
[17:26:34.025]             ...future.result["stdout"] <- base::list(NULL)
[17:26:34.025]         }
[17:26:34.025]         base::close(...future.stdout)
[17:26:34.025]         ...future.stdout <- NULL
[17:26:34.025]     }
[17:26:34.025]     ...future.result$conditions <- ...future.conditions
[17:26:34.025]     ...future.result$finished <- base::Sys.time()
[17:26:34.025]     ...future.result
[17:26:34.025] }
[17:26:34.030] Exporting 1 global objects (56 bytes) to cluster node #1 ...
[17:26:34.030] Exporting 'a' (56 bytes) to cluster node #1 ...
[17:26:34.031] Exporting 'a' (56 bytes) to cluster node #1 ... DONE
[17:26:34.031] Exporting 1 global objects (56 bytes) to cluster node #1 ... DONE
[17:26:34.032] MultisessionFuture started
[17:26:34.032] - Launch lazy future ... done
[17:26:34.032] run() for 'MultisessionFuture' ... done
[17:26:34.032] result() for ClusterFuture ...
[17:26:34.033] receiveMessageFromWorker() for ClusterFuture ...
[17:26:34.033] - Validating connection of MultisessionFuture
[17:26:34.046] - received message: FutureResult
[17:26:34.047] - Received FutureResult
[17:26:34.047] - Erased future from FutureRegistry
[17:26:34.047] result() for ClusterFuture ...
[17:26:34.047] - result already collected: FutureResult
[17:26:34.047] result() for ClusterFuture ... done
[17:26:34.048] receiveMessageFromWorker() for ClusterFuture ... done
[17:26:34.048] result() for ClusterFuture ... done
[17:26:34.048] result() for ClusterFuture ...
[17:26:34.048] - result already collected: FutureResult
[17:26:34.048] result() for ClusterFuture ... done
[17:26:34.049] getGlobalsAndPackages() ...
[17:26:34.049] Searching for globals...
[17:26:34.050] - globals found: [3] '{', '*', 'a'
[17:26:34.050] Searching for globals ... DONE
[17:26:34.051] Resolving globals: FALSE
[17:26:34.051] The total size of the 1 globals is 56 bytes (56 bytes)
[17:26:34.052] The total size of the 1 globals exported for future expression ('{; 2 * a; }') is 56 bytes.. This exceeds the maximum allowed size of 500.00 MiB (option 'future.globals.maxSize'). There is one global: 'a' (56 bytes of class 'numeric')
[17:26:34.052] - globals: [1] 'a'
[17:26:34.055] 
[17:26:34.055] getGlobalsAndPackages() ... DONE
[17:26:34.055] run() for 'Future' ...
[17:26:34.055] - state: 'created'
[17:26:34.055] - Future backend: 'FutureStrategy', 'multisession', 'cluster', 'multiprocess', 'future', 'function'
[17:26:34.069] - Future class: 'MultisessionFuture', 'ClusterFuture', 'MultiprocessFuture', 'Future', 'environment'
[17:26:34.069] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ...
[17:26:34.070]   - Field: 'node'
[17:26:34.070]   - Field: 'label'
[17:26:34.070]   - Field: 'local'
[17:26:34.070]   - Field: 'owner'
[17:26:34.070]   - Field: 'envir'
[17:26:34.070]   - Field: 'workers'
[17:26:34.071]   - Field: 'packages'
[17:26:34.071]   - Field: 'gc'
[17:26:34.071]   - Field: 'conditions'
[17:26:34.071]   - Field: 'persistent'
[17:26:34.071]   - Field: 'expr'
[17:26:34.071]   - Field: 'uuid'
[17:26:34.072]   - Field: 'seed'
[17:26:34.072]   - Field: 'version'
[17:26:34.072]   - Field: 'result'
[17:26:34.072]   - Field: 'asynchronous'
[17:26:34.072]   - Field: 'calls'
[17:26:34.073]   - Field: 'globals'
[17:26:34.073]   - Field: 'stdout'
[17:26:34.073]   - Field: 'earlySignal'
[17:26:34.073]   - Field: 'lazy'
[17:26:34.073]   - Field: 'state'
[17:26:34.073] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ... done
[17:26:34.074] - Launch lazy future ...
[17:26:34.074] Packages needed by the future expression (n = 0): <none>
[17:26:34.074] Packages needed by future strategies (n = 0): <none>
[17:26:34.075] {
[17:26:34.075]     {
[17:26:34.075]         {
[17:26:34.075]             ...future.startTime <- base::Sys.time()
[17:26:34.075]             {
[17:26:34.075]                 {
[17:26:34.075]                   {
[17:26:34.075]                     {
[17:26:34.075]                       base::local({
[17:26:34.075]                         has_future <- base::requireNamespace("future", 
[17:26:34.075]                           quietly = TRUE)
[17:26:34.075]                         if (has_future) {
[17:26:34.075]                           ns <- base::getNamespace("future")
[17:26:34.075]                           version <- ns[[".package"]][["version"]]
[17:26:34.075]                           if (is.null(version)) 
[17:26:34.075]                             version <- utils::packageVersion("future")
[17:26:34.075]                         }
[17:26:34.075]                         else {
[17:26:34.075]                           version <- NULL
[17:26:34.075]                         }
[17:26:34.075]                         if (!has_future || version < "1.8.0") {
[17:26:34.075]                           info <- base::c(r_version = base::gsub("R version ", 
[17:26:34.075]                             "", base::R.version$version.string), 
[17:26:34.075]                             platform = base::sprintf("%s (%s-bit)", 
[17:26:34.075]                               base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:26:34.075]                             os = base::paste(base::Sys.info()[base::c("sysname", 
[17:26:34.075]                               "release", "version")], collapse = " "), 
[17:26:34.075]                             hostname = base::Sys.info()[["nodename"]])
[17:26:34.075]                           info <- base::sprintf("%s: %s", base::names(info), 
[17:26:34.075]                             info)
[17:26:34.075]                           info <- base::paste(info, collapse = "; ")
[17:26:34.075]                           if (!has_future) {
[17:26:34.075]                             msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:26:34.075]                               info)
[17:26:34.075]                           }
[17:26:34.075]                           else {
[17:26:34.075]                             msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:26:34.075]                               info, version)
[17:26:34.075]                           }
[17:26:34.075]                           base::stop(msg)
[17:26:34.075]                         }
[17:26:34.075]                       })
[17:26:34.075]                     }
[17:26:34.075]                     ...future.mc.cores.old <- base::getOption("mc.cores")
[17:26:34.075]                     base::options(mc.cores = 1L)
[17:26:34.075]                   }
[17:26:34.075]                   ...future.strategy.old <- future::plan("list")
[17:26:34.075]                   options(future.plan = NULL)
[17:26:34.075]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:26:34.075]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:26:34.075]                 }
[17:26:34.075]                 ...future.workdir <- getwd()
[17:26:34.075]             }
[17:26:34.075]             ...future.oldOptions <- base::as.list(base::.Options)
[17:26:34.075]             ...future.oldEnvVars <- base::Sys.getenv()
[17:26:34.075]         }
[17:26:34.075]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:26:34.075]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:26:34.075]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:26:34.075]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:26:34.075]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:26:34.075]             future.stdout.windows.reencode = NULL, width = 80L)
[17:26:34.075]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:26:34.075]             base::names(...future.oldOptions))
[17:26:34.075]     }
[17:26:34.075]     if (FALSE) {
[17:26:34.075]     }
[17:26:34.075]     else {
[17:26:34.075]         if (TRUE) {
[17:26:34.075]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:26:34.075]                 open = "w")
[17:26:34.075]         }
[17:26:34.075]         else {
[17:26:34.075]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:26:34.075]                 windows = "NUL", "/dev/null"), open = "w")
[17:26:34.075]         }
[17:26:34.075]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:26:34.075]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:26:34.075]             base::sink(type = "output", split = FALSE)
[17:26:34.075]             base::close(...future.stdout)
[17:26:34.075]         }, add = TRUE)
[17:26:34.075]     }
[17:26:34.075]     ...future.frame <- base::sys.nframe()
[17:26:34.075]     ...future.conditions <- base::list()
[17:26:34.075]     ...future.rng <- base::globalenv()$.Random.seed
[17:26:34.075]     if (FALSE) {
[17:26:34.075]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:26:34.075]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:26:34.075]     }
[17:26:34.075]     ...future.result <- base::tryCatch({
[17:26:34.075]         base::withCallingHandlers({
[17:26:34.075]             ...future.value <- base::withVisible(base::local({
[17:26:34.075]                 ...future.makeSendCondition <- base::local({
[17:26:34.075]                   sendCondition <- NULL
[17:26:34.075]                   function(frame = 1L) {
[17:26:34.075]                     if (is.function(sendCondition)) 
[17:26:34.075]                       return(sendCondition)
[17:26:34.075]                     ns <- getNamespace("parallel")
[17:26:34.075]                     if (exists("sendData", mode = "function", 
[17:26:34.075]                       envir = ns)) {
[17:26:34.075]                       parallel_sendData <- get("sendData", mode = "function", 
[17:26:34.075]                         envir = ns)
[17:26:34.075]                       envir <- sys.frame(frame)
[17:26:34.075]                       master <- NULL
[17:26:34.075]                       while (!identical(envir, .GlobalEnv) && 
[17:26:34.075]                         !identical(envir, emptyenv())) {
[17:26:34.075]                         if (exists("master", mode = "list", envir = envir, 
[17:26:34.075]                           inherits = FALSE)) {
[17:26:34.075]                           master <- get("master", mode = "list", 
[17:26:34.075]                             envir = envir, inherits = FALSE)
[17:26:34.075]                           if (inherits(master, c("SOCKnode", 
[17:26:34.075]                             "SOCK0node"))) {
[17:26:34.075]                             sendCondition <<- function(cond) {
[17:26:34.075]                               data <- list(type = "VALUE", value = cond, 
[17:26:34.075]                                 success = TRUE)
[17:26:34.075]                               parallel_sendData(master, data)
[17:26:34.075]                             }
[17:26:34.075]                             return(sendCondition)
[17:26:34.075]                           }
[17:26:34.075]                         }
[17:26:34.075]                         frame <- frame + 1L
[17:26:34.075]                         envir <- sys.frame(frame)
[17:26:34.075]                       }
[17:26:34.075]                     }
[17:26:34.075]                     sendCondition <<- function(cond) NULL
[17:26:34.075]                   }
[17:26:34.075]                 })
[17:26:34.075]                 withCallingHandlers({
[17:26:34.075]                   {
[17:26:34.075]                     2 * a
[17:26:34.075]                   }
[17:26:34.075]                 }, immediateCondition = function(cond) {
[17:26:34.075]                   sendCondition <- ...future.makeSendCondition()
[17:26:34.075]                   sendCondition(cond)
[17:26:34.075]                   muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:34.075]                   {
[17:26:34.075]                     inherits <- base::inherits
[17:26:34.075]                     invokeRestart <- base::invokeRestart
[17:26:34.075]                     is.null <- base::is.null
[17:26:34.075]                     muffled <- FALSE
[17:26:34.075]                     if (inherits(cond, "message")) {
[17:26:34.075]                       muffled <- grepl(pattern, "muffleMessage")
[17:26:34.075]                       if (muffled) 
[17:26:34.075]                         invokeRestart("muffleMessage")
[17:26:34.075]                     }
[17:26:34.075]                     else if (inherits(cond, "warning")) {
[17:26:34.075]                       muffled <- grepl(pattern, "muffleWarning")
[17:26:34.075]                       if (muffled) 
[17:26:34.075]                         invokeRestart("muffleWarning")
[17:26:34.075]                     }
[17:26:34.075]                     else if (inherits(cond, "condition")) {
[17:26:34.075]                       if (!is.null(pattern)) {
[17:26:34.075]                         computeRestarts <- base::computeRestarts
[17:26:34.075]                         grepl <- base::grepl
[17:26:34.075]                         restarts <- computeRestarts(cond)
[17:26:34.075]                         for (restart in restarts) {
[17:26:34.075]                           name <- restart$name
[17:26:34.075]                           if (is.null(name)) 
[17:26:34.075]                             next
[17:26:34.075]                           if (!grepl(pattern, name)) 
[17:26:34.075]                             next
[17:26:34.075]                           invokeRestart(restart)
[17:26:34.075]                           muffled <- TRUE
[17:26:34.075]                           break
[17:26:34.075]                         }
[17:26:34.075]                       }
[17:26:34.075]                     }
[17:26:34.075]                     invisible(muffled)
[17:26:34.075]                   }
[17:26:34.075]                   muffleCondition(cond)
[17:26:34.075]                 })
[17:26:34.075]             }))
[17:26:34.075]             future::FutureResult(value = ...future.value$value, 
[17:26:34.075]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:34.075]                   ...future.rng), globalenv = if (FALSE) 
[17:26:34.075]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:26:34.075]                     ...future.globalenv.names))
[17:26:34.075]                 else NULL, started = ...future.startTime, version = "1.8")
[17:26:34.075]         }, condition = base::local({
[17:26:34.075]             c <- base::c
[17:26:34.075]             inherits <- base::inherits
[17:26:34.075]             invokeRestart <- base::invokeRestart
[17:26:34.075]             length <- base::length
[17:26:34.075]             list <- base::list
[17:26:34.075]             seq.int <- base::seq.int
[17:26:34.075]             signalCondition <- base::signalCondition
[17:26:34.075]             sys.calls <- base::sys.calls
[17:26:34.075]             `[[` <- base::`[[`
[17:26:34.075]             `+` <- base::`+`
[17:26:34.075]             `<<-` <- base::`<<-`
[17:26:34.075]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:26:34.075]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:26:34.075]                   3L)]
[17:26:34.075]             }
[17:26:34.075]             function(cond) {
[17:26:34.075]                 is_error <- inherits(cond, "error")
[17:26:34.075]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:26:34.075]                   NULL)
[17:26:34.075]                 if (is_error) {
[17:26:34.075]                   sessionInformation <- function() {
[17:26:34.075]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:26:34.075]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:26:34.075]                       search = base::search(), system = base::Sys.info())
[17:26:34.075]                   }
[17:26:34.075]                   ...future.conditions[[length(...future.conditions) + 
[17:26:34.075]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:26:34.075]                     cond$call), session = sessionInformation(), 
[17:26:34.075]                     timestamp = base::Sys.time(), signaled = 0L)
[17:26:34.075]                   signalCondition(cond)
[17:26:34.075]                 }
[17:26:34.075]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:26:34.075]                 "immediateCondition"))) {
[17:26:34.075]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:26:34.075]                   ...future.conditions[[length(...future.conditions) + 
[17:26:34.075]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:26:34.075]                   if (TRUE && !signal) {
[17:26:34.075]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:34.075]                     {
[17:26:34.075]                       inherits <- base::inherits
[17:26:34.075]                       invokeRestart <- base::invokeRestart
[17:26:34.075]                       is.null <- base::is.null
[17:26:34.075]                       muffled <- FALSE
[17:26:34.075]                       if (inherits(cond, "message")) {
[17:26:34.075]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:34.075]                         if (muffled) 
[17:26:34.075]                           invokeRestart("muffleMessage")
[17:26:34.075]                       }
[17:26:34.075]                       else if (inherits(cond, "warning")) {
[17:26:34.075]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:34.075]                         if (muffled) 
[17:26:34.075]                           invokeRestart("muffleWarning")
[17:26:34.075]                       }
[17:26:34.075]                       else if (inherits(cond, "condition")) {
[17:26:34.075]                         if (!is.null(pattern)) {
[17:26:34.075]                           computeRestarts <- base::computeRestarts
[17:26:34.075]                           grepl <- base::grepl
[17:26:34.075]                           restarts <- computeRestarts(cond)
[17:26:34.075]                           for (restart in restarts) {
[17:26:34.075]                             name <- restart$name
[17:26:34.075]                             if (is.null(name)) 
[17:26:34.075]                               next
[17:26:34.075]                             if (!grepl(pattern, name)) 
[17:26:34.075]                               next
[17:26:34.075]                             invokeRestart(restart)
[17:26:34.075]                             muffled <- TRUE
[17:26:34.075]                             break
[17:26:34.075]                           }
[17:26:34.075]                         }
[17:26:34.075]                       }
[17:26:34.075]                       invisible(muffled)
[17:26:34.075]                     }
[17:26:34.075]                     muffleCondition(cond, pattern = "^muffle")
[17:26:34.075]                   }
[17:26:34.075]                 }
[17:26:34.075]                 else {
[17:26:34.075]                   if (TRUE) {
[17:26:34.075]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:34.075]                     {
[17:26:34.075]                       inherits <- base::inherits
[17:26:34.075]                       invokeRestart <- base::invokeRestart
[17:26:34.075]                       is.null <- base::is.null
[17:26:34.075]                       muffled <- FALSE
[17:26:34.075]                       if (inherits(cond, "message")) {
[17:26:34.075]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:34.075]                         if (muffled) 
[17:26:34.075]                           invokeRestart("muffleMessage")
[17:26:34.075]                       }
[17:26:34.075]                       else if (inherits(cond, "warning")) {
[17:26:34.075]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:34.075]                         if (muffled) 
[17:26:34.075]                           invokeRestart("muffleWarning")
[17:26:34.075]                       }
[17:26:34.075]                       else if (inherits(cond, "condition")) {
[17:26:34.075]                         if (!is.null(pattern)) {
[17:26:34.075]                           computeRestarts <- base::computeRestarts
[17:26:34.075]                           grepl <- base::grepl
[17:26:34.075]                           restarts <- computeRestarts(cond)
[17:26:34.075]                           for (restart in restarts) {
[17:26:34.075]                             name <- restart$name
[17:26:34.075]                             if (is.null(name)) 
[17:26:34.075]                               next
[17:26:34.075]                             if (!grepl(pattern, name)) 
[17:26:34.075]                               next
[17:26:34.075]                             invokeRestart(restart)
[17:26:34.075]                             muffled <- TRUE
[17:26:34.075]                             break
[17:26:34.075]                           }
[17:26:34.075]                         }
[17:26:34.075]                       }
[17:26:34.075]                       invisible(muffled)
[17:26:34.075]                     }
[17:26:34.075]                     muffleCondition(cond, pattern = "^muffle")
[17:26:34.075]                   }
[17:26:34.075]                 }
[17:26:34.075]             }
[17:26:34.075]         }))
[17:26:34.075]     }, error = function(ex) {
[17:26:34.075]         base::structure(base::list(value = NULL, visible = NULL, 
[17:26:34.075]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:34.075]                 ...future.rng), started = ...future.startTime, 
[17:26:34.075]             finished = Sys.time(), session_uuid = NA_character_, 
[17:26:34.075]             version = "1.8"), class = "FutureResult")
[17:26:34.075]     }, finally = {
[17:26:34.075]         if (!identical(...future.workdir, getwd())) 
[17:26:34.075]             setwd(...future.workdir)
[17:26:34.075]         {
[17:26:34.075]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:26:34.075]                 ...future.oldOptions$nwarnings <- NULL
[17:26:34.075]             }
[17:26:34.075]             base::options(...future.oldOptions)
[17:26:34.075]             if (.Platform$OS.type == "windows") {
[17:26:34.075]                 old_names <- names(...future.oldEnvVars)
[17:26:34.075]                 envs <- base::Sys.getenv()
[17:26:34.075]                 names <- names(envs)
[17:26:34.075]                 common <- intersect(names, old_names)
[17:26:34.075]                 added <- setdiff(names, old_names)
[17:26:34.075]                 removed <- setdiff(old_names, names)
[17:26:34.075]                 changed <- common[...future.oldEnvVars[common] != 
[17:26:34.075]                   envs[common]]
[17:26:34.075]                 NAMES <- toupper(changed)
[17:26:34.075]                 args <- list()
[17:26:34.075]                 for (kk in seq_along(NAMES)) {
[17:26:34.075]                   name <- changed[[kk]]
[17:26:34.075]                   NAME <- NAMES[[kk]]
[17:26:34.075]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:34.075]                     next
[17:26:34.075]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:34.075]                 }
[17:26:34.075]                 NAMES <- toupper(added)
[17:26:34.075]                 for (kk in seq_along(NAMES)) {
[17:26:34.075]                   name <- added[[kk]]
[17:26:34.075]                   NAME <- NAMES[[kk]]
[17:26:34.075]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:34.075]                     next
[17:26:34.075]                   args[[name]] <- ""
[17:26:34.075]                 }
[17:26:34.075]                 NAMES <- toupper(removed)
[17:26:34.075]                 for (kk in seq_along(NAMES)) {
[17:26:34.075]                   name <- removed[[kk]]
[17:26:34.075]                   NAME <- NAMES[[kk]]
[17:26:34.075]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:34.075]                     next
[17:26:34.075]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:34.075]                 }
[17:26:34.075]                 if (length(args) > 0) 
[17:26:34.075]                   base::do.call(base::Sys.setenv, args = args)
[17:26:34.075]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:26:34.075]             }
[17:26:34.075]             else {
[17:26:34.075]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:26:34.075]             }
[17:26:34.075]             {
[17:26:34.075]                 if (base::length(...future.futureOptionsAdded) > 
[17:26:34.075]                   0L) {
[17:26:34.075]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:26:34.075]                   base::names(opts) <- ...future.futureOptionsAdded
[17:26:34.075]                   base::options(opts)
[17:26:34.075]                 }
[17:26:34.075]                 {
[17:26:34.075]                   {
[17:26:34.075]                     base::options(mc.cores = ...future.mc.cores.old)
[17:26:34.075]                     NULL
[17:26:34.075]                   }
[17:26:34.075]                   options(future.plan = NULL)
[17:26:34.075]                   if (is.na(NA_character_)) 
[17:26:34.075]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:26:34.075]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:26:34.075]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:26:34.075]                     .init = FALSE)
[17:26:34.075]                 }
[17:26:34.075]             }
[17:26:34.075]         }
[17:26:34.075]     })
[17:26:34.075]     if (TRUE) {
[17:26:34.075]         base::sink(type = "output", split = FALSE)
[17:26:34.075]         if (TRUE) {
[17:26:34.075]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:26:34.075]         }
[17:26:34.075]         else {
[17:26:34.075]             ...future.result["stdout"] <- base::list(NULL)
[17:26:34.075]         }
[17:26:34.075]         base::close(...future.stdout)
[17:26:34.075]         ...future.stdout <- NULL
[17:26:34.075]     }
[17:26:34.075]     ...future.result$conditions <- ...future.conditions
[17:26:34.075]     ...future.result$finished <- base::Sys.time()
[17:26:34.075]     ...future.result
[17:26:34.075] }
[17:26:34.080] Exporting 1 global objects (56 bytes) to cluster node #1 ...
[17:26:34.080] Exporting 'a' (56 bytes) to cluster node #1 ...
[17:26:34.080] Exporting 'a' (56 bytes) to cluster node #1 ... DONE
[17:26:34.080] Exporting 1 global objects (56 bytes) to cluster node #1 ... DONE
[17:26:34.081] MultisessionFuture started
[17:26:34.081] - Launch lazy future ... done
[17:26:34.081] run() for 'MultisessionFuture' ... done
[17:26:34.082] result() for ClusterFuture ...
[17:26:34.082] receiveMessageFromWorker() for ClusterFuture ...
[17:26:34.082] - Validating connection of MultisessionFuture
[17:26:34.097] - received message: FutureResult
[17:26:34.097] - Received FutureResult
[17:26:34.097] - Erased future from FutureRegistry
[17:26:34.097] result() for ClusterFuture ...
[17:26:34.097] - result already collected: FutureResult
[17:26:34.098] result() for ClusterFuture ... done
[17:26:34.098] receiveMessageFromWorker() for ClusterFuture ... done
[17:26:34.098] result() for ClusterFuture ... done
[17:26:34.098] result() for ClusterFuture ...
[17:26:34.098] - result already collected: FutureResult
[17:26:34.098] result() for ClusterFuture ... done
[17:26:34.099] getGlobalsAndPackages() ...
[17:26:34.099] Searching for globals...
[17:26:34.100] - globals found: [3] '{', '*', 'a'
[17:26:34.100] Searching for globals ... DONE
[17:26:34.100] Resolving globals: FALSE
[17:26:34.101] The total size of the 1 globals is 56 bytes (56 bytes)
[17:26:34.101] The total size of the 1 globals exported for future expression ('{; 2 * a; }') is 56 bytes.. This exceeds the maximum allowed size of 500.00 MiB (option 'future.globals.maxSize'). There is one global: 'a' (56 bytes of class 'numeric')
[17:26:34.101] - globals: [1] 'a'
[17:26:34.102] 
[17:26:34.102] getGlobalsAndPackages() ... DONE
[17:26:34.102] run() for 'Future' ...
[17:26:34.102] - state: 'created'
[17:26:34.102] - Future backend: 'FutureStrategy', 'multisession', 'cluster', 'multiprocess', 'future', 'function'
[17:26:34.116] - Future class: 'MultisessionFuture', 'ClusterFuture', 'MultiprocessFuture', 'Future', 'environment'
[17:26:34.116] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ...
[17:26:34.116]   - Field: 'node'
[17:26:34.117]   - Field: 'label'
[17:26:34.117]   - Field: 'local'
[17:26:34.117]   - Field: 'owner'
[17:26:34.117]   - Field: 'envir'
[17:26:34.117]   - Field: 'workers'
[17:26:34.118]   - Field: 'packages'
[17:26:34.118]   - Field: 'gc'
[17:26:34.118]   - Field: 'conditions'
[17:26:34.118]   - Field: 'persistent'
[17:26:34.118]   - Field: 'expr'
[17:26:34.118]   - Field: 'uuid'
[17:26:34.119]   - Field: 'seed'
[17:26:34.119]   - Field: 'version'
[17:26:34.119]   - Field: 'result'
[17:26:34.119]   - Field: 'asynchronous'
[17:26:34.119]   - Field: 'calls'
[17:26:34.119]   - Field: 'globals'
[17:26:34.120]   - Field: 'stdout'
[17:26:34.120]   - Field: 'earlySignal'
[17:26:34.120]   - Field: 'lazy'
[17:26:34.120]   - Field: 'state'
[17:26:34.120] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ... done
[17:26:34.121] - Launch lazy future ...
[17:26:34.121] Packages needed by the future expression (n = 0): <none>
[17:26:34.121] Packages needed by future strategies (n = 0): <none>
[17:26:34.122] {
[17:26:34.122]     {
[17:26:34.122]         {
[17:26:34.122]             ...future.startTime <- base::Sys.time()
[17:26:34.122]             {
[17:26:34.122]                 {
[17:26:34.122]                   {
[17:26:34.122]                     {
[17:26:34.122]                       base::local({
[17:26:34.122]                         has_future <- base::requireNamespace("future", 
[17:26:34.122]                           quietly = TRUE)
[17:26:34.122]                         if (has_future) {
[17:26:34.122]                           ns <- base::getNamespace("future")
[17:26:34.122]                           version <- ns[[".package"]][["version"]]
[17:26:34.122]                           if (is.null(version)) 
[17:26:34.122]                             version <- utils::packageVersion("future")
[17:26:34.122]                         }
[17:26:34.122]                         else {
[17:26:34.122]                           version <- NULL
[17:26:34.122]                         }
[17:26:34.122]                         if (!has_future || version < "1.8.0") {
[17:26:34.122]                           info <- base::c(r_version = base::gsub("R version ", 
[17:26:34.122]                             "", base::R.version$version.string), 
[17:26:34.122]                             platform = base::sprintf("%s (%s-bit)", 
[17:26:34.122]                               base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:26:34.122]                             os = base::paste(base::Sys.info()[base::c("sysname", 
[17:26:34.122]                               "release", "version")], collapse = " "), 
[17:26:34.122]                             hostname = base::Sys.info()[["nodename"]])
[17:26:34.122]                           info <- base::sprintf("%s: %s", base::names(info), 
[17:26:34.122]                             info)
[17:26:34.122]                           info <- base::paste(info, collapse = "; ")
[17:26:34.122]                           if (!has_future) {
[17:26:34.122]                             msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:26:34.122]                               info)
[17:26:34.122]                           }
[17:26:34.122]                           else {
[17:26:34.122]                             msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:26:34.122]                               info, version)
[17:26:34.122]                           }
[17:26:34.122]                           base::stop(msg)
[17:26:34.122]                         }
[17:26:34.122]                       })
[17:26:34.122]                     }
[17:26:34.122]                     ...future.mc.cores.old <- base::getOption("mc.cores")
[17:26:34.122]                     base::options(mc.cores = 1L)
[17:26:34.122]                   }
[17:26:34.122]                   ...future.strategy.old <- future::plan("list")
[17:26:34.122]                   options(future.plan = NULL)
[17:26:34.122]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:26:34.122]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:26:34.122]                 }
[17:26:34.122]                 ...future.workdir <- getwd()
[17:26:34.122]             }
[17:26:34.122]             ...future.oldOptions <- base::as.list(base::.Options)
[17:26:34.122]             ...future.oldEnvVars <- base::Sys.getenv()
[17:26:34.122]         }
[17:26:34.122]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:26:34.122]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:26:34.122]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:26:34.122]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:26:34.122]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:26:34.122]             future.stdout.windows.reencode = NULL, width = 80L)
[17:26:34.122]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:26:34.122]             base::names(...future.oldOptions))
[17:26:34.122]     }
[17:26:34.122]     if (FALSE) {
[17:26:34.122]     }
[17:26:34.122]     else {
[17:26:34.122]         if (TRUE) {
[17:26:34.122]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:26:34.122]                 open = "w")
[17:26:34.122]         }
[17:26:34.122]         else {
[17:26:34.122]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:26:34.122]                 windows = "NUL", "/dev/null"), open = "w")
[17:26:34.122]         }
[17:26:34.122]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:26:34.122]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:26:34.122]             base::sink(type = "output", split = FALSE)
[17:26:34.122]             base::close(...future.stdout)
[17:26:34.122]         }, add = TRUE)
[17:26:34.122]     }
[17:26:34.122]     ...future.frame <- base::sys.nframe()
[17:26:34.122]     ...future.conditions <- base::list()
[17:26:34.122]     ...future.rng <- base::globalenv()$.Random.seed
[17:26:34.122]     if (FALSE) {
[17:26:34.122]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:26:34.122]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:26:34.122]     }
[17:26:34.122]     ...future.result <- base::tryCatch({
[17:26:34.122]         base::withCallingHandlers({
[17:26:34.122]             ...future.value <- base::withVisible(base::local({
[17:26:34.122]                 ...future.makeSendCondition <- base::local({
[17:26:34.122]                   sendCondition <- NULL
[17:26:34.122]                   function(frame = 1L) {
[17:26:34.122]                     if (is.function(sendCondition)) 
[17:26:34.122]                       return(sendCondition)
[17:26:34.122]                     ns <- getNamespace("parallel")
[17:26:34.122]                     if (exists("sendData", mode = "function", 
[17:26:34.122]                       envir = ns)) {
[17:26:34.122]                       parallel_sendData <- get("sendData", mode = "function", 
[17:26:34.122]                         envir = ns)
[17:26:34.122]                       envir <- sys.frame(frame)
[17:26:34.122]                       master <- NULL
[17:26:34.122]                       while (!identical(envir, .GlobalEnv) && 
[17:26:34.122]                         !identical(envir, emptyenv())) {
[17:26:34.122]                         if (exists("master", mode = "list", envir = envir, 
[17:26:34.122]                           inherits = FALSE)) {
[17:26:34.122]                           master <- get("master", mode = "list", 
[17:26:34.122]                             envir = envir, inherits = FALSE)
[17:26:34.122]                           if (inherits(master, c("SOCKnode", 
[17:26:34.122]                             "SOCK0node"))) {
[17:26:34.122]                             sendCondition <<- function(cond) {
[17:26:34.122]                               data <- list(type = "VALUE", value = cond, 
[17:26:34.122]                                 success = TRUE)
[17:26:34.122]                               parallel_sendData(master, data)
[17:26:34.122]                             }
[17:26:34.122]                             return(sendCondition)
[17:26:34.122]                           }
[17:26:34.122]                         }
[17:26:34.122]                         frame <- frame + 1L
[17:26:34.122]                         envir <- sys.frame(frame)
[17:26:34.122]                       }
[17:26:34.122]                     }
[17:26:34.122]                     sendCondition <<- function(cond) NULL
[17:26:34.122]                   }
[17:26:34.122]                 })
[17:26:34.122]                 withCallingHandlers({
[17:26:34.122]                   {
[17:26:34.122]                     2 * a
[17:26:34.122]                   }
[17:26:34.122]                 }, immediateCondition = function(cond) {
[17:26:34.122]                   sendCondition <- ...future.makeSendCondition()
[17:26:34.122]                   sendCondition(cond)
[17:26:34.122]                   muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:34.122]                   {
[17:26:34.122]                     inherits <- base::inherits
[17:26:34.122]                     invokeRestart <- base::invokeRestart
[17:26:34.122]                     is.null <- base::is.null
[17:26:34.122]                     muffled <- FALSE
[17:26:34.122]                     if (inherits(cond, "message")) {
[17:26:34.122]                       muffled <- grepl(pattern, "muffleMessage")
[17:26:34.122]                       if (muffled) 
[17:26:34.122]                         invokeRestart("muffleMessage")
[17:26:34.122]                     }
[17:26:34.122]                     else if (inherits(cond, "warning")) {
[17:26:34.122]                       muffled <- grepl(pattern, "muffleWarning")
[17:26:34.122]                       if (muffled) 
[17:26:34.122]                         invokeRestart("muffleWarning")
[17:26:34.122]                     }
[17:26:34.122]                     else if (inherits(cond, "condition")) {
[17:26:34.122]                       if (!is.null(pattern)) {
[17:26:34.122]                         computeRestarts <- base::computeRestarts
[17:26:34.122]                         grepl <- base::grepl
[17:26:34.122]                         restarts <- computeRestarts(cond)
[17:26:34.122]                         for (restart in restarts) {
[17:26:34.122]                           name <- restart$name
[17:26:34.122]                           if (is.null(name)) 
[17:26:34.122]                             next
[17:26:34.122]                           if (!grepl(pattern, name)) 
[17:26:34.122]                             next
[17:26:34.122]                           invokeRestart(restart)
[17:26:34.122]                           muffled <- TRUE
[17:26:34.122]                           break
[17:26:34.122]                         }
[17:26:34.122]                       }
[17:26:34.122]                     }
[17:26:34.122]                     invisible(muffled)
[17:26:34.122]                   }
[17:26:34.122]                   muffleCondition(cond)
[17:26:34.122]                 })
[17:26:34.122]             }))
[17:26:34.122]             future::FutureResult(value = ...future.value$value, 
[17:26:34.122]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:34.122]                   ...future.rng), globalenv = if (FALSE) 
[17:26:34.122]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:26:34.122]                     ...future.globalenv.names))
[17:26:34.122]                 else NULL, started = ...future.startTime, version = "1.8")
[17:26:34.122]         }, condition = base::local({
[17:26:34.122]             c <- base::c
[17:26:34.122]             inherits <- base::inherits
[17:26:34.122]             invokeRestart <- base::invokeRestart
[17:26:34.122]             length <- base::length
[17:26:34.122]             list <- base::list
[17:26:34.122]             seq.int <- base::seq.int
[17:26:34.122]             signalCondition <- base::signalCondition
[17:26:34.122]             sys.calls <- base::sys.calls
[17:26:34.122]             `[[` <- base::`[[`
[17:26:34.122]             `+` <- base::`+`
[17:26:34.122]             `<<-` <- base::`<<-`
[17:26:34.122]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:26:34.122]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:26:34.122]                   3L)]
[17:26:34.122]             }
[17:26:34.122]             function(cond) {
[17:26:34.122]                 is_error <- inherits(cond, "error")
[17:26:34.122]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:26:34.122]                   NULL)
[17:26:34.122]                 if (is_error) {
[17:26:34.122]                   sessionInformation <- function() {
[17:26:34.122]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:26:34.122]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:26:34.122]                       search = base::search(), system = base::Sys.info())
[17:26:34.122]                   }
[17:26:34.122]                   ...future.conditions[[length(...future.conditions) + 
[17:26:34.122]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:26:34.122]                     cond$call), session = sessionInformation(), 
[17:26:34.122]                     timestamp = base::Sys.time(), signaled = 0L)
[17:26:34.122]                   signalCondition(cond)
[17:26:34.122]                 }
[17:26:34.122]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:26:34.122]                 "immediateCondition"))) {
[17:26:34.122]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:26:34.122]                   ...future.conditions[[length(...future.conditions) + 
[17:26:34.122]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:26:34.122]                   if (TRUE && !signal) {
[17:26:34.122]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:34.122]                     {
[17:26:34.122]                       inherits <- base::inherits
[17:26:34.122]                       invokeRestart <- base::invokeRestart
[17:26:34.122]                       is.null <- base::is.null
[17:26:34.122]                       muffled <- FALSE
[17:26:34.122]                       if (inherits(cond, "message")) {
[17:26:34.122]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:34.122]                         if (muffled) 
[17:26:34.122]                           invokeRestart("muffleMessage")
[17:26:34.122]                       }
[17:26:34.122]                       else if (inherits(cond, "warning")) {
[17:26:34.122]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:34.122]                         if (muffled) 
[17:26:34.122]                           invokeRestart("muffleWarning")
[17:26:34.122]                       }
[17:26:34.122]                       else if (inherits(cond, "condition")) {
[17:26:34.122]                         if (!is.null(pattern)) {
[17:26:34.122]                           computeRestarts <- base::computeRestarts
[17:26:34.122]                           grepl <- base::grepl
[17:26:34.122]                           restarts <- computeRestarts(cond)
[17:26:34.122]                           for (restart in restarts) {
[17:26:34.122]                             name <- restart$name
[17:26:34.122]                             if (is.null(name)) 
[17:26:34.122]                               next
[17:26:34.122]                             if (!grepl(pattern, name)) 
[17:26:34.122]                               next
[17:26:34.122]                             invokeRestart(restart)
[17:26:34.122]                             muffled <- TRUE
[17:26:34.122]                             break
[17:26:34.122]                           }
[17:26:34.122]                         }
[17:26:34.122]                       }
[17:26:34.122]                       invisible(muffled)
[17:26:34.122]                     }
[17:26:34.122]                     muffleCondition(cond, pattern = "^muffle")
[17:26:34.122]                   }
[17:26:34.122]                 }
[17:26:34.122]                 else {
[17:26:34.122]                   if (TRUE) {
[17:26:34.122]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:34.122]                     {
[17:26:34.122]                       inherits <- base::inherits
[17:26:34.122]                       invokeRestart <- base::invokeRestart
[17:26:34.122]                       is.null <- base::is.null
[17:26:34.122]                       muffled <- FALSE
[17:26:34.122]                       if (inherits(cond, "message")) {
[17:26:34.122]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:34.122]                         if (muffled) 
[17:26:34.122]                           invokeRestart("muffleMessage")
[17:26:34.122]                       }
[17:26:34.122]                       else if (inherits(cond, "warning")) {
[17:26:34.122]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:34.122]                         if (muffled) 
[17:26:34.122]                           invokeRestart("muffleWarning")
[17:26:34.122]                       }
[17:26:34.122]                       else if (inherits(cond, "condition")) {
[17:26:34.122]                         if (!is.null(pattern)) {
[17:26:34.122]                           computeRestarts <- base::computeRestarts
[17:26:34.122]                           grepl <- base::grepl
[17:26:34.122]                           restarts <- computeRestarts(cond)
[17:26:34.122]                           for (restart in restarts) {
[17:26:34.122]                             name <- restart$name
[17:26:34.122]                             if (is.null(name)) 
[17:26:34.122]                               next
[17:26:34.122]                             if (!grepl(pattern, name)) 
[17:26:34.122]                               next
[17:26:34.122]                             invokeRestart(restart)
[17:26:34.122]                             muffled <- TRUE
[17:26:34.122]                             break
[17:26:34.122]                           }
[17:26:34.122]                         }
[17:26:34.122]                       }
[17:26:34.122]                       invisible(muffled)
[17:26:34.122]                     }
[17:26:34.122]                     muffleCondition(cond, pattern = "^muffle")
[17:26:34.122]                   }
[17:26:34.122]                 }
[17:26:34.122]             }
[17:26:34.122]         }))
[17:26:34.122]     }, error = function(ex) {
[17:26:34.122]         base::structure(base::list(value = NULL, visible = NULL, 
[17:26:34.122]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:34.122]                 ...future.rng), started = ...future.startTime, 
[17:26:34.122]             finished = Sys.time(), session_uuid = NA_character_, 
[17:26:34.122]             version = "1.8"), class = "FutureResult")
[17:26:34.122]     }, finally = {
[17:26:34.122]         if (!identical(...future.workdir, getwd())) 
[17:26:34.122]             setwd(...future.workdir)
[17:26:34.122]         {
[17:26:34.122]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:26:34.122]                 ...future.oldOptions$nwarnings <- NULL
[17:26:34.122]             }
[17:26:34.122]             base::options(...future.oldOptions)
[17:26:34.122]             if (.Platform$OS.type == "windows") {
[17:26:34.122]                 old_names <- names(...future.oldEnvVars)
[17:26:34.122]                 envs <- base::Sys.getenv()
[17:26:34.122]                 names <- names(envs)
[17:26:34.122]                 common <- intersect(names, old_names)
[17:26:34.122]                 added <- setdiff(names, old_names)
[17:26:34.122]                 removed <- setdiff(old_names, names)
[17:26:34.122]                 changed <- common[...future.oldEnvVars[common] != 
[17:26:34.122]                   envs[common]]
[17:26:34.122]                 NAMES <- toupper(changed)
[17:26:34.122]                 args <- list()
[17:26:34.122]                 for (kk in seq_along(NAMES)) {
[17:26:34.122]                   name <- changed[[kk]]
[17:26:34.122]                   NAME <- NAMES[[kk]]
[17:26:34.122]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:34.122]                     next
[17:26:34.122]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:34.122]                 }
[17:26:34.122]                 NAMES <- toupper(added)
[17:26:34.122]                 for (kk in seq_along(NAMES)) {
[17:26:34.122]                   name <- added[[kk]]
[17:26:34.122]                   NAME <- NAMES[[kk]]
[17:26:34.122]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:34.122]                     next
[17:26:34.122]                   args[[name]] <- ""
[17:26:34.122]                 }
[17:26:34.122]                 NAMES <- toupper(removed)
[17:26:34.122]                 for (kk in seq_along(NAMES)) {
[17:26:34.122]                   name <- removed[[kk]]
[17:26:34.122]                   NAME <- NAMES[[kk]]
[17:26:34.122]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:34.122]                     next
[17:26:34.122]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:34.122]                 }
[17:26:34.122]                 if (length(args) > 0) 
[17:26:34.122]                   base::do.call(base::Sys.setenv, args = args)
[17:26:34.122]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:26:34.122]             }
[17:26:34.122]             else {
[17:26:34.122]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:26:34.122]             }
[17:26:34.122]             {
[17:26:34.122]                 if (base::length(...future.futureOptionsAdded) > 
[17:26:34.122]                   0L) {
[17:26:34.122]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:26:34.122]                   base::names(opts) <- ...future.futureOptionsAdded
[17:26:34.122]                   base::options(opts)
[17:26:34.122]                 }
[17:26:34.122]                 {
[17:26:34.122]                   {
[17:26:34.122]                     base::options(mc.cores = ...future.mc.cores.old)
[17:26:34.122]                     NULL
[17:26:34.122]                   }
[17:26:34.122]                   options(future.plan = NULL)
[17:26:34.122]                   if (is.na(NA_character_)) 
[17:26:34.122]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:26:34.122]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:26:34.122]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:26:34.122]                     .init = FALSE)
[17:26:34.122]                 }
[17:26:34.122]             }
[17:26:34.122]         }
[17:26:34.122]     })
[17:26:34.122]     if (TRUE) {
[17:26:34.122]         base::sink(type = "output", split = FALSE)
[17:26:34.122]         if (TRUE) {
[17:26:34.122]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:26:34.122]         }
[17:26:34.122]         else {
[17:26:34.122]             ...future.result["stdout"] <- base::list(NULL)
[17:26:34.122]         }
[17:26:34.122]         base::close(...future.stdout)
[17:26:34.122]         ...future.stdout <- NULL
[17:26:34.122]     }
[17:26:34.122]     ...future.result$conditions <- ...future.conditions
[17:26:34.122]     ...future.result$finished <- base::Sys.time()
[17:26:34.122]     ...future.result
[17:26:34.122] }
[17:26:34.127] Exporting 1 global objects (56 bytes) to cluster node #1 ...
[17:26:34.127] Exporting 'a' (56 bytes) to cluster node #1 ...
[17:26:34.127] Exporting 'a' (56 bytes) to cluster node #1 ... DONE
[17:26:34.127] Exporting 1 global objects (56 bytes) to cluster node #1 ... DONE
[17:26:34.128] MultisessionFuture started
[17:26:34.128] - Launch lazy future ... done
[17:26:34.128] run() for 'MultisessionFuture' ... done
[17:26:34.129] result() for ClusterFuture ...
[17:26:34.129] receiveMessageFromWorker() for ClusterFuture ...
[17:26:34.129] - Validating connection of MultisessionFuture
[17:26:34.143] - received message: FutureResult
[17:26:34.143] - Received FutureResult
[17:26:34.143] - Erased future from FutureRegistry
[17:26:34.144] result() for ClusterFuture ...
[17:26:34.144] - result already collected: FutureResult
[17:26:34.144] result() for ClusterFuture ... done
[17:26:34.144] receiveMessageFromWorker() for ClusterFuture ... done
[17:26:34.144] result() for ClusterFuture ... done
[17:26:34.144] result() for ClusterFuture ...
[17:26:34.145] - result already collected: FutureResult
[17:26:34.145] result() for ClusterFuture ... done
[17:26:34.145] getGlobalsAndPackages() ...
[17:26:34.145] Searching for globals...
[17:26:34.146] - globals found: [3] '{', '*', 'a'
[17:26:34.146] Searching for globals ... DONE
[17:26:34.147] Resolving globals: FALSE
[17:26:34.147] The total size of the 1 globals is 56 bytes (56 bytes)
[17:26:34.148] The total size of the 1 globals exported for future expression ('{; 2 * a; }') is 56 bytes.. This exceeds the maximum allowed size of 500.00 MiB (option 'future.globals.maxSize'). There is one global: 'a' (56 bytes of class 'numeric')
[17:26:34.148] - globals: [1] 'a'
[17:26:34.148] 
[17:26:34.148] getGlobalsAndPackages() ... DONE
[17:26:34.148] run() for 'Future' ...
[17:26:34.149] - state: 'created'
[17:26:34.149] - Future backend: 'FutureStrategy', 'multisession', 'cluster', 'multiprocess', 'future', 'function'
[17:26:34.162] - Future class: 'MultisessionFuture', 'ClusterFuture', 'MultiprocessFuture', 'Future', 'environment'
[17:26:34.162] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ...
[17:26:34.163]   - Field: 'node'
[17:26:34.163]   - Field: 'label'
[17:26:34.163]   - Field: 'local'
[17:26:34.163]   - Field: 'owner'
[17:26:34.163]   - Field: 'envir'
[17:26:34.164]   - Field: 'workers'
[17:26:34.164]   - Field: 'packages'
[17:26:34.164]   - Field: 'gc'
[17:26:34.164]   - Field: 'conditions'
[17:26:34.164]   - Field: 'persistent'
[17:26:34.164]   - Field: 'expr'
[17:26:34.165]   - Field: 'uuid'
[17:26:34.165]   - Field: 'seed'
[17:26:34.165]   - Field: 'version'
[17:26:34.165]   - Field: 'result'
[17:26:34.165]   - Field: 'asynchronous'
[17:26:34.165]   - Field: 'calls'
[17:26:34.166]   - Field: 'globals'
[17:26:34.166]   - Field: 'stdout'
[17:26:34.166]   - Field: 'earlySignal'
[17:26:34.166]   - Field: 'lazy'
[17:26:34.166]   - Field: 'state'
[17:26:34.167] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ... done
[17:26:34.167] - Launch lazy future ...
[17:26:34.167] Packages needed by the future expression (n = 0): <none>
[17:26:34.167] Packages needed by future strategies (n = 0): <none>
[17:26:34.168] {
[17:26:34.168]     {
[17:26:34.168]         {
[17:26:34.168]             ...future.startTime <- base::Sys.time()
[17:26:34.168]             {
[17:26:34.168]                 {
[17:26:34.168]                   {
[17:26:34.168]                     {
[17:26:34.168]                       base::local({
[17:26:34.168]                         has_future <- base::requireNamespace("future", 
[17:26:34.168]                           quietly = TRUE)
[17:26:34.168]                         if (has_future) {
[17:26:34.168]                           ns <- base::getNamespace("future")
[17:26:34.168]                           version <- ns[[".package"]][["version"]]
[17:26:34.168]                           if (is.null(version)) 
[17:26:34.168]                             version <- utils::packageVersion("future")
[17:26:34.168]                         }
[17:26:34.168]                         else {
[17:26:34.168]                           version <- NULL
[17:26:34.168]                         }
[17:26:34.168]                         if (!has_future || version < "1.8.0") {
[17:26:34.168]                           info <- base::c(r_version = base::gsub("R version ", 
[17:26:34.168]                             "", base::R.version$version.string), 
[17:26:34.168]                             platform = base::sprintf("%s (%s-bit)", 
[17:26:34.168]                               base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:26:34.168]                             os = base::paste(base::Sys.info()[base::c("sysname", 
[17:26:34.168]                               "release", "version")], collapse = " "), 
[17:26:34.168]                             hostname = base::Sys.info()[["nodename"]])
[17:26:34.168]                           info <- base::sprintf("%s: %s", base::names(info), 
[17:26:34.168]                             info)
[17:26:34.168]                           info <- base::paste(info, collapse = "; ")
[17:26:34.168]                           if (!has_future) {
[17:26:34.168]                             msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:26:34.168]                               info)
[17:26:34.168]                           }
[17:26:34.168]                           else {
[17:26:34.168]                             msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:26:34.168]                               info, version)
[17:26:34.168]                           }
[17:26:34.168]                           base::stop(msg)
[17:26:34.168]                         }
[17:26:34.168]                       })
[17:26:34.168]                     }
[17:26:34.168]                     ...future.mc.cores.old <- base::getOption("mc.cores")
[17:26:34.168]                     base::options(mc.cores = 1L)
[17:26:34.168]                   }
[17:26:34.168]                   ...future.strategy.old <- future::plan("list")
[17:26:34.168]                   options(future.plan = NULL)
[17:26:34.168]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:26:34.168]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:26:34.168]                 }
[17:26:34.168]                 ...future.workdir <- getwd()
[17:26:34.168]             }
[17:26:34.168]             ...future.oldOptions <- base::as.list(base::.Options)
[17:26:34.168]             ...future.oldEnvVars <- base::Sys.getenv()
[17:26:34.168]         }
[17:26:34.168]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:26:34.168]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:26:34.168]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:26:34.168]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:26:34.168]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:26:34.168]             future.stdout.windows.reencode = NULL, width = 80L)
[17:26:34.168]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:26:34.168]             base::names(...future.oldOptions))
[17:26:34.168]     }
[17:26:34.168]     if (FALSE) {
[17:26:34.168]     }
[17:26:34.168]     else {
[17:26:34.168]         if (TRUE) {
[17:26:34.168]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:26:34.168]                 open = "w")
[17:26:34.168]         }
[17:26:34.168]         else {
[17:26:34.168]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:26:34.168]                 windows = "NUL", "/dev/null"), open = "w")
[17:26:34.168]         }
[17:26:34.168]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:26:34.168]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:26:34.168]             base::sink(type = "output", split = FALSE)
[17:26:34.168]             base::close(...future.stdout)
[17:26:34.168]         }, add = TRUE)
[17:26:34.168]     }
[17:26:34.168]     ...future.frame <- base::sys.nframe()
[17:26:34.168]     ...future.conditions <- base::list()
[17:26:34.168]     ...future.rng <- base::globalenv()$.Random.seed
[17:26:34.168]     if (FALSE) {
[17:26:34.168]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:26:34.168]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:26:34.168]     }
[17:26:34.168]     ...future.result <- base::tryCatch({
[17:26:34.168]         base::withCallingHandlers({
[17:26:34.168]             ...future.value <- base::withVisible(base::local({
[17:26:34.168]                 ...future.makeSendCondition <- base::local({
[17:26:34.168]                   sendCondition <- NULL
[17:26:34.168]                   function(frame = 1L) {
[17:26:34.168]                     if (is.function(sendCondition)) 
[17:26:34.168]                       return(sendCondition)
[17:26:34.168]                     ns <- getNamespace("parallel")
[17:26:34.168]                     if (exists("sendData", mode = "function", 
[17:26:34.168]                       envir = ns)) {
[17:26:34.168]                       parallel_sendData <- get("sendData", mode = "function", 
[17:26:34.168]                         envir = ns)
[17:26:34.168]                       envir <- sys.frame(frame)
[17:26:34.168]                       master <- NULL
[17:26:34.168]                       while (!identical(envir, .GlobalEnv) && 
[17:26:34.168]                         !identical(envir, emptyenv())) {
[17:26:34.168]                         if (exists("master", mode = "list", envir = envir, 
[17:26:34.168]                           inherits = FALSE)) {
[17:26:34.168]                           master <- get("master", mode = "list", 
[17:26:34.168]                             envir = envir, inherits = FALSE)
[17:26:34.168]                           if (inherits(master, c("SOCKnode", 
[17:26:34.168]                             "SOCK0node"))) {
[17:26:34.168]                             sendCondition <<- function(cond) {
[17:26:34.168]                               data <- list(type = "VALUE", value = cond, 
[17:26:34.168]                                 success = TRUE)
[17:26:34.168]                               parallel_sendData(master, data)
[17:26:34.168]                             }
[17:26:34.168]                             return(sendCondition)
[17:26:34.168]                           }
[17:26:34.168]                         }
[17:26:34.168]                         frame <- frame + 1L
[17:26:34.168]                         envir <- sys.frame(frame)
[17:26:34.168]                       }
[17:26:34.168]                     }
[17:26:34.168]                     sendCondition <<- function(cond) NULL
[17:26:34.168]                   }
[17:26:34.168]                 })
[17:26:34.168]                 withCallingHandlers({
[17:26:34.168]                   {
[17:26:34.168]                     2 * a
[17:26:34.168]                   }
[17:26:34.168]                 }, immediateCondition = function(cond) {
[17:26:34.168]                   sendCondition <- ...future.makeSendCondition()
[17:26:34.168]                   sendCondition(cond)
[17:26:34.168]                   muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:34.168]                   {
[17:26:34.168]                     inherits <- base::inherits
[17:26:34.168]                     invokeRestart <- base::invokeRestart
[17:26:34.168]                     is.null <- base::is.null
[17:26:34.168]                     muffled <- FALSE
[17:26:34.168]                     if (inherits(cond, "message")) {
[17:26:34.168]                       muffled <- grepl(pattern, "muffleMessage")
[17:26:34.168]                       if (muffled) 
[17:26:34.168]                         invokeRestart("muffleMessage")
[17:26:34.168]                     }
[17:26:34.168]                     else if (inherits(cond, "warning")) {
[17:26:34.168]                       muffled <- grepl(pattern, "muffleWarning")
[17:26:34.168]                       if (muffled) 
[17:26:34.168]                         invokeRestart("muffleWarning")
[17:26:34.168]                     }
[17:26:34.168]                     else if (inherits(cond, "condition")) {
[17:26:34.168]                       if (!is.null(pattern)) {
[17:26:34.168]                         computeRestarts <- base::computeRestarts
[17:26:34.168]                         grepl <- base::grepl
[17:26:34.168]                         restarts <- computeRestarts(cond)
[17:26:34.168]                         for (restart in restarts) {
[17:26:34.168]                           name <- restart$name
[17:26:34.168]                           if (is.null(name)) 
[17:26:34.168]                             next
[17:26:34.168]                           if (!grepl(pattern, name)) 
[17:26:34.168]                             next
[17:26:34.168]                           invokeRestart(restart)
[17:26:34.168]                           muffled <- TRUE
[17:26:34.168]                           break
[17:26:34.168]                         }
[17:26:34.168]                       }
[17:26:34.168]                     }
[17:26:34.168]                     invisible(muffled)
[17:26:34.168]                   }
[17:26:34.168]                   muffleCondition(cond)
[17:26:34.168]                 })
[17:26:34.168]             }))
[17:26:34.168]             future::FutureResult(value = ...future.value$value, 
[17:26:34.168]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:34.168]                   ...future.rng), globalenv = if (FALSE) 
[17:26:34.168]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:26:34.168]                     ...future.globalenv.names))
[17:26:34.168]                 else NULL, started = ...future.startTime, version = "1.8")
[17:26:34.168]         }, condition = base::local({
[17:26:34.168]             c <- base::c
[17:26:34.168]             inherits <- base::inherits
[17:26:34.168]             invokeRestart <- base::invokeRestart
[17:26:34.168]             length <- base::length
[17:26:34.168]             list <- base::list
[17:26:34.168]             seq.int <- base::seq.int
[17:26:34.168]             signalCondition <- base::signalCondition
[17:26:34.168]             sys.calls <- base::sys.calls
[17:26:34.168]             `[[` <- base::`[[`
[17:26:34.168]             `+` <- base::`+`
[17:26:34.168]             `<<-` <- base::`<<-`
[17:26:34.168]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:26:34.168]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:26:34.168]                   3L)]
[17:26:34.168]             }
[17:26:34.168]             function(cond) {
[17:26:34.168]                 is_error <- inherits(cond, "error")
[17:26:34.168]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:26:34.168]                   NULL)
[17:26:34.168]                 if (is_error) {
[17:26:34.168]                   sessionInformation <- function() {
[17:26:34.168]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:26:34.168]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:26:34.168]                       search = base::search(), system = base::Sys.info())
[17:26:34.168]                   }
[17:26:34.168]                   ...future.conditions[[length(...future.conditions) + 
[17:26:34.168]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:26:34.168]                     cond$call), session = sessionInformation(), 
[17:26:34.168]                     timestamp = base::Sys.time(), signaled = 0L)
[17:26:34.168]                   signalCondition(cond)
[17:26:34.168]                 }
[17:26:34.168]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:26:34.168]                 "immediateCondition"))) {
[17:26:34.168]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:26:34.168]                   ...future.conditions[[length(...future.conditions) + 
[17:26:34.168]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:26:34.168]                   if (TRUE && !signal) {
[17:26:34.168]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:34.168]                     {
[17:26:34.168]                       inherits <- base::inherits
[17:26:34.168]                       invokeRestart <- base::invokeRestart
[17:26:34.168]                       is.null <- base::is.null
[17:26:34.168]                       muffled <- FALSE
[17:26:34.168]                       if (inherits(cond, "message")) {
[17:26:34.168]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:34.168]                         if (muffled) 
[17:26:34.168]                           invokeRestart("muffleMessage")
[17:26:34.168]                       }
[17:26:34.168]                       else if (inherits(cond, "warning")) {
[17:26:34.168]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:34.168]                         if (muffled) 
[17:26:34.168]                           invokeRestart("muffleWarning")
[17:26:34.168]                       }
[17:26:34.168]                       else if (inherits(cond, "condition")) {
[17:26:34.168]                         if (!is.null(pattern)) {
[17:26:34.168]                           computeRestarts <- base::computeRestarts
[17:26:34.168]                           grepl <- base::grepl
[17:26:34.168]                           restarts <- computeRestarts(cond)
[17:26:34.168]                           for (restart in restarts) {
[17:26:34.168]                             name <- restart$name
[17:26:34.168]                             if (is.null(name)) 
[17:26:34.168]                               next
[17:26:34.168]                             if (!grepl(pattern, name)) 
[17:26:34.168]                               next
[17:26:34.168]                             invokeRestart(restart)
[17:26:34.168]                             muffled <- TRUE
[17:26:34.168]                             break
[17:26:34.168]                           }
[17:26:34.168]                         }
[17:26:34.168]                       }
[17:26:34.168]                       invisible(muffled)
[17:26:34.168]                     }
[17:26:34.168]                     muffleCondition(cond, pattern = "^muffle")
[17:26:34.168]                   }
[17:26:34.168]                 }
[17:26:34.168]                 else {
[17:26:34.168]                   if (TRUE) {
[17:26:34.168]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:34.168]                     {
[17:26:34.168]                       inherits <- base::inherits
[17:26:34.168]                       invokeRestart <- base::invokeRestart
[17:26:34.168]                       is.null <- base::is.null
[17:26:34.168]                       muffled <- FALSE
[17:26:34.168]                       if (inherits(cond, "message")) {
[17:26:34.168]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:34.168]                         if (muffled) 
[17:26:34.168]                           invokeRestart("muffleMessage")
[17:26:34.168]                       }
[17:26:34.168]                       else if (inherits(cond, "warning")) {
[17:26:34.168]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:34.168]                         if (muffled) 
[17:26:34.168]                           invokeRestart("muffleWarning")
[17:26:34.168]                       }
[17:26:34.168]                       else if (inherits(cond, "condition")) {
[17:26:34.168]                         if (!is.null(pattern)) {
[17:26:34.168]                           computeRestarts <- base::computeRestarts
[17:26:34.168]                           grepl <- base::grepl
[17:26:34.168]                           restarts <- computeRestarts(cond)
[17:26:34.168]                           for (restart in restarts) {
[17:26:34.168]                             name <- restart$name
[17:26:34.168]                             if (is.null(name)) 
[17:26:34.168]                               next
[17:26:34.168]                             if (!grepl(pattern, name)) 
[17:26:34.168]                               next
[17:26:34.168]                             invokeRestart(restart)
[17:26:34.168]                             muffled <- TRUE
[17:26:34.168]                             break
[17:26:34.168]                           }
[17:26:34.168]                         }
[17:26:34.168]                       }
[17:26:34.168]                       invisible(muffled)
[17:26:34.168]                     }
[17:26:34.168]                     muffleCondition(cond, pattern = "^muffle")
[17:26:34.168]                   }
[17:26:34.168]                 }
[17:26:34.168]             }
[17:26:34.168]         }))
[17:26:34.168]     }, error = function(ex) {
[17:26:34.168]         base::structure(base::list(value = NULL, visible = NULL, 
[17:26:34.168]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:34.168]                 ...future.rng), started = ...future.startTime, 
[17:26:34.168]             finished = Sys.time(), session_uuid = NA_character_, 
[17:26:34.168]             version = "1.8"), class = "FutureResult")
[17:26:34.168]     }, finally = {
[17:26:34.168]         if (!identical(...future.workdir, getwd())) 
[17:26:34.168]             setwd(...future.workdir)
[17:26:34.168]         {
[17:26:34.168]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:26:34.168]                 ...future.oldOptions$nwarnings <- NULL
[17:26:34.168]             }
[17:26:34.168]             base::options(...future.oldOptions)
[17:26:34.168]             if (.Platform$OS.type == "windows") {
[17:26:34.168]                 old_names <- names(...future.oldEnvVars)
[17:26:34.168]                 envs <- base::Sys.getenv()
[17:26:34.168]                 names <- names(envs)
[17:26:34.168]                 common <- intersect(names, old_names)
[17:26:34.168]                 added <- setdiff(names, old_names)
[17:26:34.168]                 removed <- setdiff(old_names, names)
[17:26:34.168]                 changed <- common[...future.oldEnvVars[common] != 
[17:26:34.168]                   envs[common]]
[17:26:34.168]                 NAMES <- toupper(changed)
[17:26:34.168]                 args <- list()
[17:26:34.168]                 for (kk in seq_along(NAMES)) {
[17:26:34.168]                   name <- changed[[kk]]
[17:26:34.168]                   NAME <- NAMES[[kk]]
[17:26:34.168]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:34.168]                     next
[17:26:34.168]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:34.168]                 }
[17:26:34.168]                 NAMES <- toupper(added)
[17:26:34.168]                 for (kk in seq_along(NAMES)) {
[17:26:34.168]                   name <- added[[kk]]
[17:26:34.168]                   NAME <- NAMES[[kk]]
[17:26:34.168]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:34.168]                     next
[17:26:34.168]                   args[[name]] <- ""
[17:26:34.168]                 }
[17:26:34.168]                 NAMES <- toupper(removed)
[17:26:34.168]                 for (kk in seq_along(NAMES)) {
[17:26:34.168]                   name <- removed[[kk]]
[17:26:34.168]                   NAME <- NAMES[[kk]]
[17:26:34.168]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:34.168]                     next
[17:26:34.168]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:34.168]                 }
[17:26:34.168]                 if (length(args) > 0) 
[17:26:34.168]                   base::do.call(base::Sys.setenv, args = args)
[17:26:34.168]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:26:34.168]             }
[17:26:34.168]             else {
[17:26:34.168]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:26:34.168]             }
[17:26:34.168]             {
[17:26:34.168]                 if (base::length(...future.futureOptionsAdded) > 
[17:26:34.168]                   0L) {
[17:26:34.168]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:26:34.168]                   base::names(opts) <- ...future.futureOptionsAdded
[17:26:34.168]                   base::options(opts)
[17:26:34.168]                 }
[17:26:34.168]                 {
[17:26:34.168]                   {
[17:26:34.168]                     base::options(mc.cores = ...future.mc.cores.old)
[17:26:34.168]                     NULL
[17:26:34.168]                   }
[17:26:34.168]                   options(future.plan = NULL)
[17:26:34.168]                   if (is.na(NA_character_)) 
[17:26:34.168]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:26:34.168]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:26:34.168]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:26:34.168]                     .init = FALSE)
[17:26:34.168]                 }
[17:26:34.168]             }
[17:26:34.168]         }
[17:26:34.168]     })
[17:26:34.168]     if (TRUE) {
[17:26:34.168]         base::sink(type = "output", split = FALSE)
[17:26:34.168]         if (TRUE) {
[17:26:34.168]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:26:34.168]         }
[17:26:34.168]         else {
[17:26:34.168]             ...future.result["stdout"] <- base::list(NULL)
[17:26:34.168]         }
[17:26:34.168]         base::close(...future.stdout)
[17:26:34.168]         ...future.stdout <- NULL
[17:26:34.168]     }
[17:26:34.168]     ...future.result$conditions <- ...future.conditions
[17:26:34.168]     ...future.result$finished <- base::Sys.time()
[17:26:34.168]     ...future.result
[17:26:34.168] }
[17:26:34.173] Exporting 1 global objects (56 bytes) to cluster node #1 ...
[17:26:34.173] Exporting 'a' (56 bytes) to cluster node #1 ...
[17:26:34.173] Exporting 'a' (56 bytes) to cluster node #1 ... DONE
[17:26:34.174] Exporting 1 global objects (56 bytes) to cluster node #1 ... DONE
[17:26:34.174] MultisessionFuture started
[17:26:34.174] - Launch lazy future ... done
[17:26:34.174] run() for 'MultisessionFuture' ... done
[17:26:34.175] result() for ClusterFuture ...
[17:26:34.175] receiveMessageFromWorker() for ClusterFuture ...
[17:26:34.175] - Validating connection of MultisessionFuture
[17:26:34.188] - received message: FutureResult
[17:26:34.188] - Received FutureResult
[17:26:34.188] - Erased future from FutureRegistry
[17:26:34.189] result() for ClusterFuture ...
[17:26:34.189] - result already collected: FutureResult
[17:26:34.189] result() for ClusterFuture ... done
[17:26:34.189] receiveMessageFromWorker() for ClusterFuture ... done
[17:26:34.189] result() for ClusterFuture ... done
[17:26:34.189] result() for ClusterFuture ...
[17:26:34.190] - result already collected: FutureResult
[17:26:34.190] result() for ClusterFuture ... done
[17:26:34.190] getGlobalsAndPackages() ...
[17:26:34.190] Searching for globals...
[17:26:34.191] - globals found: [3] '{', '*', 'a'
[17:26:34.191] Searching for globals ... DONE
[17:26:34.192] Resolving globals: FALSE
[17:26:34.192] The total size of the 1 globals is 56 bytes (56 bytes)
[17:26:34.192] The total size of the 1 globals exported for future expression ('{; 2 * a; }') is 56 bytes.. This exceeds the maximum allowed size of 500.00 MiB (option 'future.globals.maxSize'). There is one global: 'a' (56 bytes of class 'numeric')
[17:26:34.193] - globals: [1] 'a'
[17:26:34.193] 
[17:26:34.193] getGlobalsAndPackages() ... DONE
[17:26:34.193] run() for 'Future' ...
[17:26:34.194] - state: 'created'
[17:26:34.194] - Future backend: 'FutureStrategy', 'multisession', 'cluster', 'multiprocess', 'future', 'function'
[17:26:34.207] - Future class: 'MultisessionFuture', 'ClusterFuture', 'MultiprocessFuture', 'Future', 'environment'
[17:26:34.208] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ...
[17:26:34.208]   - Field: 'node'
[17:26:34.208]   - Field: 'label'
[17:26:34.208]   - Field: 'local'
[17:26:34.209]   - Field: 'owner'
[17:26:34.209]   - Field: 'envir'
[17:26:34.209]   - Field: 'workers'
[17:26:34.209]   - Field: 'packages'
[17:26:34.209]   - Field: 'gc'
[17:26:34.210]   - Field: 'conditions'
[17:26:34.210]   - Field: 'persistent'
[17:26:34.210]   - Field: 'expr'
[17:26:34.210]   - Field: 'uuid'
[17:26:34.210]   - Field: 'seed'
[17:26:34.211]   - Field: 'version'
[17:26:34.211]   - Field: 'result'
[17:26:34.211]   - Field: 'asynchronous'
[17:26:34.211]   - Field: 'calls'
[17:26:34.211]   - Field: 'globals'
[17:26:34.211]   - Field: 'stdout'
[17:26:34.212]   - Field: 'earlySignal'
[17:26:34.212]   - Field: 'lazy'
[17:26:34.212]   - Field: 'state'
[17:26:34.212] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ... done
[17:26:34.212] - Launch lazy future ...
[17:26:34.213] Packages needed by the future expression (n = 0): <none>
[17:26:34.213] Packages needed by future strategies (n = 0): <none>
[17:26:34.214] {
[17:26:34.214]     {
[17:26:34.214]         {
[17:26:34.214]             ...future.startTime <- base::Sys.time()
[17:26:34.214]             {
[17:26:34.214]                 {
[17:26:34.214]                   {
[17:26:34.214]                     {
[17:26:34.214]                       base::local({
[17:26:34.214]                         has_future <- base::requireNamespace("future", 
[17:26:34.214]                           quietly = TRUE)
[17:26:34.214]                         if (has_future) {
[17:26:34.214]                           ns <- base::getNamespace("future")
[17:26:34.214]                           version <- ns[[".package"]][["version"]]
[17:26:34.214]                           if (is.null(version)) 
[17:26:34.214]                             version <- utils::packageVersion("future")
[17:26:34.214]                         }
[17:26:34.214]                         else {
[17:26:34.214]                           version <- NULL
[17:26:34.214]                         }
[17:26:34.214]                         if (!has_future || version < "1.8.0") {
[17:26:34.214]                           info <- base::c(r_version = base::gsub("R version ", 
[17:26:34.214]                             "", base::R.version$version.string), 
[17:26:34.214]                             platform = base::sprintf("%s (%s-bit)", 
[17:26:34.214]                               base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:26:34.214]                             os = base::paste(base::Sys.info()[base::c("sysname", 
[17:26:34.214]                               "release", "version")], collapse = " "), 
[17:26:34.214]                             hostname = base::Sys.info()[["nodename"]])
[17:26:34.214]                           info <- base::sprintf("%s: %s", base::names(info), 
[17:26:34.214]                             info)
[17:26:34.214]                           info <- base::paste(info, collapse = "; ")
[17:26:34.214]                           if (!has_future) {
[17:26:34.214]                             msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:26:34.214]                               info)
[17:26:34.214]                           }
[17:26:34.214]                           else {
[17:26:34.214]                             msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:26:34.214]                               info, version)
[17:26:34.214]                           }
[17:26:34.214]                           base::stop(msg)
[17:26:34.214]                         }
[17:26:34.214]                       })
[17:26:34.214]                     }
[17:26:34.214]                     ...future.mc.cores.old <- base::getOption("mc.cores")
[17:26:34.214]                     base::options(mc.cores = 1L)
[17:26:34.214]                   }
[17:26:34.214]                   ...future.strategy.old <- future::plan("list")
[17:26:34.214]                   options(future.plan = NULL)
[17:26:34.214]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:26:34.214]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:26:34.214]                 }
[17:26:34.214]                 ...future.workdir <- getwd()
[17:26:34.214]             }
[17:26:34.214]             ...future.oldOptions <- base::as.list(base::.Options)
[17:26:34.214]             ...future.oldEnvVars <- base::Sys.getenv()
[17:26:34.214]         }
[17:26:34.214]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:26:34.214]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:26:34.214]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:26:34.214]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:26:34.214]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:26:34.214]             future.stdout.windows.reencode = NULL, width = 80L)
[17:26:34.214]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:26:34.214]             base::names(...future.oldOptions))
[17:26:34.214]     }
[17:26:34.214]     if (FALSE) {
[17:26:34.214]     }
[17:26:34.214]     else {
[17:26:34.214]         if (TRUE) {
[17:26:34.214]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:26:34.214]                 open = "w")
[17:26:34.214]         }
[17:26:34.214]         else {
[17:26:34.214]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:26:34.214]                 windows = "NUL", "/dev/null"), open = "w")
[17:26:34.214]         }
[17:26:34.214]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:26:34.214]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:26:34.214]             base::sink(type = "output", split = FALSE)
[17:26:34.214]             base::close(...future.stdout)
[17:26:34.214]         }, add = TRUE)
[17:26:34.214]     }
[17:26:34.214]     ...future.frame <- base::sys.nframe()
[17:26:34.214]     ...future.conditions <- base::list()
[17:26:34.214]     ...future.rng <- base::globalenv()$.Random.seed
[17:26:34.214]     if (FALSE) {
[17:26:34.214]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:26:34.214]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:26:34.214]     }
[17:26:34.214]     ...future.result <- base::tryCatch({
[17:26:34.214]         base::withCallingHandlers({
[17:26:34.214]             ...future.value <- base::withVisible(base::local({
[17:26:34.214]                 ...future.makeSendCondition <- base::local({
[17:26:34.214]                   sendCondition <- NULL
[17:26:34.214]                   function(frame = 1L) {
[17:26:34.214]                     if (is.function(sendCondition)) 
[17:26:34.214]                       return(sendCondition)
[17:26:34.214]                     ns <- getNamespace("parallel")
[17:26:34.214]                     if (exists("sendData", mode = "function", 
[17:26:34.214]                       envir = ns)) {
[17:26:34.214]                       parallel_sendData <- get("sendData", mode = "function", 
[17:26:34.214]                         envir = ns)
[17:26:34.214]                       envir <- sys.frame(frame)
[17:26:34.214]                       master <- NULL
[17:26:34.214]                       while (!identical(envir, .GlobalEnv) && 
[17:26:34.214]                         !identical(envir, emptyenv())) {
[17:26:34.214]                         if (exists("master", mode = "list", envir = envir, 
[17:26:34.214]                           inherits = FALSE)) {
[17:26:34.214]                           master <- get("master", mode = "list", 
[17:26:34.214]                             envir = envir, inherits = FALSE)
[17:26:34.214]                           if (inherits(master, c("SOCKnode", 
[17:26:34.214]                             "SOCK0node"))) {
[17:26:34.214]                             sendCondition <<- function(cond) {
[17:26:34.214]                               data <- list(type = "VALUE", value = cond, 
[17:26:34.214]                                 success = TRUE)
[17:26:34.214]                               parallel_sendData(master, data)
[17:26:34.214]                             }
[17:26:34.214]                             return(sendCondition)
[17:26:34.214]                           }
[17:26:34.214]                         }
[17:26:34.214]                         frame <- frame + 1L
[17:26:34.214]                         envir <- sys.frame(frame)
[17:26:34.214]                       }
[17:26:34.214]                     }
[17:26:34.214]                     sendCondition <<- function(cond) NULL
[17:26:34.214]                   }
[17:26:34.214]                 })
[17:26:34.214]                 withCallingHandlers({
[17:26:34.214]                   {
[17:26:34.214]                     2 * a
[17:26:34.214]                   }
[17:26:34.214]                 }, immediateCondition = function(cond) {
[17:26:34.214]                   sendCondition <- ...future.makeSendCondition()
[17:26:34.214]                   sendCondition(cond)
[17:26:34.214]                   muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:34.214]                   {
[17:26:34.214]                     inherits <- base::inherits
[17:26:34.214]                     invokeRestart <- base::invokeRestart
[17:26:34.214]                     is.null <- base::is.null
[17:26:34.214]                     muffled <- FALSE
[17:26:34.214]                     if (inherits(cond, "message")) {
[17:26:34.214]                       muffled <- grepl(pattern, "muffleMessage")
[17:26:34.214]                       if (muffled) 
[17:26:34.214]                         invokeRestart("muffleMessage")
[17:26:34.214]                     }
[17:26:34.214]                     else if (inherits(cond, "warning")) {
[17:26:34.214]                       muffled <- grepl(pattern, "muffleWarning")
[17:26:34.214]                       if (muffled) 
[17:26:34.214]                         invokeRestart("muffleWarning")
[17:26:34.214]                     }
[17:26:34.214]                     else if (inherits(cond, "condition")) {
[17:26:34.214]                       if (!is.null(pattern)) {
[17:26:34.214]                         computeRestarts <- base::computeRestarts
[17:26:34.214]                         grepl <- base::grepl
[17:26:34.214]                         restarts <- computeRestarts(cond)
[17:26:34.214]                         for (restart in restarts) {
[17:26:34.214]                           name <- restart$name
[17:26:34.214]                           if (is.null(name)) 
[17:26:34.214]                             next
[17:26:34.214]                           if (!grepl(pattern, name)) 
[17:26:34.214]                             next
[17:26:34.214]                           invokeRestart(restart)
[17:26:34.214]                           muffled <- TRUE
[17:26:34.214]                           break
[17:26:34.214]                         }
[17:26:34.214]                       }
[17:26:34.214]                     }
[17:26:34.214]                     invisible(muffled)
[17:26:34.214]                   }
[17:26:34.214]                   muffleCondition(cond)
[17:26:34.214]                 })
[17:26:34.214]             }))
[17:26:34.214]             future::FutureResult(value = ...future.value$value, 
[17:26:34.214]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:34.214]                   ...future.rng), globalenv = if (FALSE) 
[17:26:34.214]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:26:34.214]                     ...future.globalenv.names))
[17:26:34.214]                 else NULL, started = ...future.startTime, version = "1.8")
[17:26:34.214]         }, condition = base::local({
[17:26:34.214]             c <- base::c
[17:26:34.214]             inherits <- base::inherits
[17:26:34.214]             invokeRestart <- base::invokeRestart
[17:26:34.214]             length <- base::length
[17:26:34.214]             list <- base::list
[17:26:34.214]             seq.int <- base::seq.int
[17:26:34.214]             signalCondition <- base::signalCondition
[17:26:34.214]             sys.calls <- base::sys.calls
[17:26:34.214]             `[[` <- base::`[[`
[17:26:34.214]             `+` <- base::`+`
[17:26:34.214]             `<<-` <- base::`<<-`
[17:26:34.214]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:26:34.214]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:26:34.214]                   3L)]
[17:26:34.214]             }
[17:26:34.214]             function(cond) {
[17:26:34.214]                 is_error <- inherits(cond, "error")
[17:26:34.214]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:26:34.214]                   NULL)
[17:26:34.214]                 if (is_error) {
[17:26:34.214]                   sessionInformation <- function() {
[17:26:34.214]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:26:34.214]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:26:34.214]                       search = base::search(), system = base::Sys.info())
[17:26:34.214]                   }
[17:26:34.214]                   ...future.conditions[[length(...future.conditions) + 
[17:26:34.214]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:26:34.214]                     cond$call), session = sessionInformation(), 
[17:26:34.214]                     timestamp = base::Sys.time(), signaled = 0L)
[17:26:34.214]                   signalCondition(cond)
[17:26:34.214]                 }
[17:26:34.214]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:26:34.214]                 "immediateCondition"))) {
[17:26:34.214]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:26:34.214]                   ...future.conditions[[length(...future.conditions) + 
[17:26:34.214]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:26:34.214]                   if (TRUE && !signal) {
[17:26:34.214]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:34.214]                     {
[17:26:34.214]                       inherits <- base::inherits
[17:26:34.214]                       invokeRestart <- base::invokeRestart
[17:26:34.214]                       is.null <- base::is.null
[17:26:34.214]                       muffled <- FALSE
[17:26:34.214]                       if (inherits(cond, "message")) {
[17:26:34.214]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:34.214]                         if (muffled) 
[17:26:34.214]                           invokeRestart("muffleMessage")
[17:26:34.214]                       }
[17:26:34.214]                       else if (inherits(cond, "warning")) {
[17:26:34.214]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:34.214]                         if (muffled) 
[17:26:34.214]                           invokeRestart("muffleWarning")
[17:26:34.214]                       }
[17:26:34.214]                       else if (inherits(cond, "condition")) {
[17:26:34.214]                         if (!is.null(pattern)) {
[17:26:34.214]                           computeRestarts <- base::computeRestarts
[17:26:34.214]                           grepl <- base::grepl
[17:26:34.214]                           restarts <- computeRestarts(cond)
[17:26:34.214]                           for (restart in restarts) {
[17:26:34.214]                             name <- restart$name
[17:26:34.214]                             if (is.null(name)) 
[17:26:34.214]                               next
[17:26:34.214]                             if (!grepl(pattern, name)) 
[17:26:34.214]                               next
[17:26:34.214]                             invokeRestart(restart)
[17:26:34.214]                             muffled <- TRUE
[17:26:34.214]                             break
[17:26:34.214]                           }
[17:26:34.214]                         }
[17:26:34.214]                       }
[17:26:34.214]                       invisible(muffled)
[17:26:34.214]                     }
[17:26:34.214]                     muffleCondition(cond, pattern = "^muffle")
[17:26:34.214]                   }
[17:26:34.214]                 }
[17:26:34.214]                 else {
[17:26:34.214]                   if (TRUE) {
[17:26:34.214]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:34.214]                     {
[17:26:34.214]                       inherits <- base::inherits
[17:26:34.214]                       invokeRestart <- base::invokeRestart
[17:26:34.214]                       is.null <- base::is.null
[17:26:34.214]                       muffled <- FALSE
[17:26:34.214]                       if (inherits(cond, "message")) {
[17:26:34.214]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:34.214]                         if (muffled) 
[17:26:34.214]                           invokeRestart("muffleMessage")
[17:26:34.214]                       }
[17:26:34.214]                       else if (inherits(cond, "warning")) {
[17:26:34.214]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:34.214]                         if (muffled) 
[17:26:34.214]                           invokeRestart("muffleWarning")
[17:26:34.214]                       }
[17:26:34.214]                       else if (inherits(cond, "condition")) {
[17:26:34.214]                         if (!is.null(pattern)) {
[17:26:34.214]                           computeRestarts <- base::computeRestarts
[17:26:34.214]                           grepl <- base::grepl
[17:26:34.214]                           restarts <- computeRestarts(cond)
[17:26:34.214]                           for (restart in restarts) {
[17:26:34.214]                             name <- restart$name
[17:26:34.214]                             if (is.null(name)) 
[17:26:34.214]                               next
[17:26:34.214]                             if (!grepl(pattern, name)) 
[17:26:34.214]                               next
[17:26:34.214]                             invokeRestart(restart)
[17:26:34.214]                             muffled <- TRUE
[17:26:34.214]                             break
[17:26:34.214]                           }
[17:26:34.214]                         }
[17:26:34.214]                       }
[17:26:34.214]                       invisible(muffled)
[17:26:34.214]                     }
[17:26:34.214]                     muffleCondition(cond, pattern = "^muffle")
[17:26:34.214]                   }
[17:26:34.214]                 }
[17:26:34.214]             }
[17:26:34.214]         }))
[17:26:34.214]     }, error = function(ex) {
[17:26:34.214]         base::structure(base::list(value = NULL, visible = NULL, 
[17:26:34.214]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:34.214]                 ...future.rng), started = ...future.startTime, 
[17:26:34.214]             finished = Sys.time(), session_uuid = NA_character_, 
[17:26:34.214]             version = "1.8"), class = "FutureResult")
[17:26:34.214]     }, finally = {
[17:26:34.214]         if (!identical(...future.workdir, getwd())) 
[17:26:34.214]             setwd(...future.workdir)
[17:26:34.214]         {
[17:26:34.214]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:26:34.214]                 ...future.oldOptions$nwarnings <- NULL
[17:26:34.214]             }
[17:26:34.214]             base::options(...future.oldOptions)
[17:26:34.214]             if (.Platform$OS.type == "windows") {
[17:26:34.214]                 old_names <- names(...future.oldEnvVars)
[17:26:34.214]                 envs <- base::Sys.getenv()
[17:26:34.214]                 names <- names(envs)
[17:26:34.214]                 common <- intersect(names, old_names)
[17:26:34.214]                 added <- setdiff(names, old_names)
[17:26:34.214]                 removed <- setdiff(old_names, names)
[17:26:34.214]                 changed <- common[...future.oldEnvVars[common] != 
[17:26:34.214]                   envs[common]]
[17:26:34.214]                 NAMES <- toupper(changed)
[17:26:34.214]                 args <- list()
[17:26:34.214]                 for (kk in seq_along(NAMES)) {
[17:26:34.214]                   name <- changed[[kk]]
[17:26:34.214]                   NAME <- NAMES[[kk]]
[17:26:34.214]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:34.214]                     next
[17:26:34.214]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:34.214]                 }
[17:26:34.214]                 NAMES <- toupper(added)
[17:26:34.214]                 for (kk in seq_along(NAMES)) {
[17:26:34.214]                   name <- added[[kk]]
[17:26:34.214]                   NAME <- NAMES[[kk]]
[17:26:34.214]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:34.214]                     next
[17:26:34.214]                   args[[name]] <- ""
[17:26:34.214]                 }
[17:26:34.214]                 NAMES <- toupper(removed)
[17:26:34.214]                 for (kk in seq_along(NAMES)) {
[17:26:34.214]                   name <- removed[[kk]]
[17:26:34.214]                   NAME <- NAMES[[kk]]
[17:26:34.214]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:34.214]                     next
[17:26:34.214]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:34.214]                 }
[17:26:34.214]                 if (length(args) > 0) 
[17:26:34.214]                   base::do.call(base::Sys.setenv, args = args)
[17:26:34.214]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:26:34.214]             }
[17:26:34.214]             else {
[17:26:34.214]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:26:34.214]             }
[17:26:34.214]             {
[17:26:34.214]                 if (base::length(...future.futureOptionsAdded) > 
[17:26:34.214]                   0L) {
[17:26:34.214]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:26:34.214]                   base::names(opts) <- ...future.futureOptionsAdded
[17:26:34.214]                   base::options(opts)
[17:26:34.214]                 }
[17:26:34.214]                 {
[17:26:34.214]                   {
[17:26:34.214]                     base::options(mc.cores = ...future.mc.cores.old)
[17:26:34.214]                     NULL
[17:26:34.214]                   }
[17:26:34.214]                   options(future.plan = NULL)
[17:26:34.214]                   if (is.na(NA_character_)) 
[17:26:34.214]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:26:34.214]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:26:34.214]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:26:34.214]                     .init = FALSE)
[17:26:34.214]                 }
[17:26:34.214]             }
[17:26:34.214]         }
[17:26:34.214]     })
[17:26:34.214]     if (TRUE) {
[17:26:34.214]         base::sink(type = "output", split = FALSE)
[17:26:34.214]         if (TRUE) {
[17:26:34.214]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:26:34.214]         }
[17:26:34.214]         else {
[17:26:34.214]             ...future.result["stdout"] <- base::list(NULL)
[17:26:34.214]         }
[17:26:34.214]         base::close(...future.stdout)
[17:26:34.214]         ...future.stdout <- NULL
[17:26:34.214]     }
[17:26:34.214]     ...future.result$conditions <- ...future.conditions
[17:26:34.214]     ...future.result$finished <- base::Sys.time()
[17:26:34.214]     ...future.result
[17:26:34.214] }
[17:26:34.219] Exporting 1 global objects (56 bytes) to cluster node #1 ...
[17:26:34.219] Exporting 'a' (56 bytes) to cluster node #1 ...
[17:26:34.220] Exporting 'a' (56 bytes) to cluster node #1 ... DONE
[17:26:34.220] Exporting 1 global objects (56 bytes) to cluster node #1 ... DONE
[17:26:34.220] MultisessionFuture started
[17:26:34.221] - Launch lazy future ... done
[17:26:34.221] run() for 'MultisessionFuture' ... done
[17:26:34.221] result() for ClusterFuture ...
[17:26:34.221] receiveMessageFromWorker() for ClusterFuture ...
[17:26:34.221] - Validating connection of MultisessionFuture
[17:26:34.235] - received message: FutureResult
[17:26:34.236] - Received FutureResult
[17:26:34.236] - Erased future from FutureRegistry
[17:26:34.236] result() for ClusterFuture ...
[17:26:34.236] - result already collected: FutureResult
[17:26:34.236] result() for ClusterFuture ... done
[17:26:34.236] receiveMessageFromWorker() for ClusterFuture ... done
[17:26:34.237] result() for ClusterFuture ... done
[17:26:34.237] result() for ClusterFuture ...
[17:26:34.237] - result already collected: FutureResult
[17:26:34.237] result() for ClusterFuture ... done
*** futureAssign() with 'multisession' futures ... DONE
Testing with 2 cores ... DONE
> 
> message("*** futureAssign() - lazy = TRUE / FALSE ... DONE")
*** futureAssign() - lazy = TRUE / FALSE ... DONE
> 
> message("*** futureAssign() ... DONE")
*** futureAssign() ... DONE
> 
> source("incl/end.R")
[17:26:34.238] plan(): Setting new future strategy stack:
[17:26:34.239] List of future strategies:
[17:26:34.239] 1. FutureStrategy:
[17:26:34.239]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:26:34.239]    - tweaked: FALSE
[17:26:34.239]    - call: future::plan(oplan)
[17:26:34.240] plan(): nbrOfWorkers() = 1
Failed to undo environment variables:
 - Expected environment variables: [n=204] '!ExitCode', 'ALLUSERSPROFILE', 'APPDATA', 'BIBINPUTS', 'BINDIR', 'BSTINPUTS', 'COMMONPROGRAMFILES', 'COMPUTERNAME', 'COMSPEC', 'CURL_CA_BUNDLE', 'CYGWIN', 'CommonProgramFiles(x86)', 'CommonProgramW6432', 'DriverData', 'HOME', 'HOMEDRIVE', 'HOMEPATH', 'JAGS_ROOT', 'JAVA_HOME', 'LANGUAGE', 'LC_COLLATE', 'LC_MONETARY', 'LC_TIME', 'LOCALAPPDATA', 'LOGONSERVER', 'LS_HOME', 'LS_LICENSE_PATH', 'MAKE', 'MAKEFLAGS', 'MAKELEVEL', 'MFLAGS', 'MSMPI_BENCHMARKS', 'MSMPI_BIN', 'MSYS2_ENV_CONV_EXCL', 'NUMBER_OF_PROCESSORS', 'OCL', 'OMP_THREAD_LIMIT', 'OS', 'PATH', 'PATHEXT', 'PROCESSOR_ARCHITECTURE', 'PROCESSOR_IDENTIFIER', 'PROCESSOR_LEVEL', 'PROCESSOR_REVISION', 'PROGRAMFILES', 'PROMPT', 'PSModulePath', 'PUBLIC', 'PWD', 'ProgramData', 'ProgramFiles(x86)', 'ProgramW6432', 'RTOOLS43_HOME', 'RTOOLS44_HOME', 'R_ARCH', 'R_BROWSER', 'R_BZIPCMD', 'R_CMD', 'R_COMPILED_BY', 'R_CRAN_WEB', 'R_CUSTOM_TOOLS_PATH', 'R_CUSTOM_TOOLS_SOFT', 'R_DOC_DIR', 'R_ENVIRON_USER', 'R_GSCMD', 'R_GZIPCMD', 'R_HOME', 'R_INCLUDE_DIR', 'R_INSTALL_TAR', 'R_LIBS', 'R_LIBS_SITE', 'R_LIBS_USER', 'R_MAX_NUM_DLLS', 'R_OSTYPE', 'R_PAPERSIZE', 'R_PAPERSIZE_USER', 'R_PARALLELLY_MAKENODEPSOCK_AUTOKILL', 'R_PARALLELLY_MAKENODEPSOCK_CONNECTTIMEOUT', 'R_PARALLELLY_MAKENODEPSOCK_RSCRIPT_LABEL', 'R_PARALLELLY_MAKENODEPSOCK_SESSIONINFO_PKGS', 'R_PARALLELLY_MAKENODEPSOCK_TIMEOUT', 'R_PARALLELLY_RANDOM_PORTS', 'R_PARALLEL_PORT', 'R_RD4PDF', 'R_RTOOLS44_PATH', 'R_SCRIPT_LEGACY', 'R_SHARE_DIR', 'R_TESTS', 'R_UNZIPCMD', 'R_USER', 'R_VERSION', 'R_ZIPCMD', 'SED', 'SHLVL', 'SYSTEMDRIVE', 'SYSTEMROOT', 'TAR', 'TAR_OPTIONS', 'TEMP', 'TERM', 'TEXINPUTS', 'TMP', 'TMPDIR', 'USERDOMAIN', 'USERDOMAIN_ROAMINGPROFILE', 'USERNAME', 'USERPROFILE', 'WINDIR', '_', '_R_CHECK_AUTOCONF_', '_R_CHECK_BOGUS_RETURN_', '_R_CHECK_BROWSER_NONINTERACTIVE_', '_R_CHECK_BUILD_VIGNETTES_SEPARATELY_', '_R_CHECK_CODETOOLS_PROFILE_', '_R_CHECK_CODE_ASSIGN_TO_GLOBALENV_', '_R_CHECK_CODE_ATTACH_', '_R_CHECK_CODE_CLASS_IS_STRING_', '_R_CHECK_CODE_DATA_INTO_GLOBALENV_', '_R_CHECK_CODE_USAGE_VIA_NAMESPACES_', '_R_CHECK_CODE_USAGE_WITHOUT_LOADING_', '_R_CHECK_CODE_USAGE_WITH_ONLY_BASE_ATTACHED_', '_R_CHECK_CODOC_VARIABLES_IN_USAGES_', '_R_CHECK_COMPACT_DATA2_', '_R_CHECK_COMPILATION_FLAGS_', '_R_CHECK_CONNECTIONS_LEFT_OPEN_', '_R_CHECK_CRAN_INCOMING_', '_R_CHECK_CRAN_INCOMING_CHECK_FILE_URIS_', '_R_CHECK_CRAN_INCOMING_CHECK_URLS_IN_PARALLEL_', '_R_CHECK_CRAN_INCOMING_NOTE_GNU_MAKE_', '_R_CHECK_CRAN_INCOMING_REMOTE_', '_R_CHECK_CRAN_INCOMING_USE_ASPELL_', '_R_CHECK_DATALIST_', '_R_CHECK_DEPRECATED_DEFUNCT_', '_R_CHECK_DOC_SIZES2_', '_R_CHECK_DOT_FIRSTLIB_', '_R_CHECK_DOT_INTERNAL_', '_R_CHECK_EXAMPLE_TIMING_THRESHOLD_', '_R_CHECK_EXECUTABLES_', '_R_CHECK_EXECUTABLES_EXCLUSIONS_', '_R_CHECK_FF_CALLS_', '_R_CHECK_FF_DUP_', '_R_CHECK_FORCE_SUGGESTS_', '_R_CHECK_FUTURE_FILE_TIMESTAMPS_', '_R_CHECK_FUTURE_FILE_TIMESTAMPS_LEEWAY_', '_R_CHECK_HAVE_MYSQL_', '_R_CHECK_HAVE_ODBC_', '_R_CHECK_HAVE_PERL_', '_R_CHECK_HAVE_POSTGRES_', '_R_CHECK_INSTALL_DEPENDS_', '_R_CHECK_INTERNALS2_', '_R_CHECK_LENGTH_1_CONDITION_', '_R_CHECK_LICENSE_', '_R_CHECK_LIMIT_CORES_', '_R_CHECK_MATRIX_DATA_', '_R_CHECK_MBCS_CONVERSION_FAILURE_', '_R_CHECK_NATIVE_ROUTINE_REGISTRATION_', '_R_CHECK_NEWS_IN_PLAIN_TEXT_', '_R_CHECK_NO_RECOMMENDED_', '_R_CHECK_NO_STOP_ON_TEST_ERROR_', '_R_CHECK_ORPHANED_', '_R_CHECK_OVERWRITE_REGISTERED_S3_METHODS_', '_R_CHECK_PACKAGES_USED_IGNORE_UNUSED_IMPORTS_', '_R_CHECK_PACKAGES_USED_IN_TESTS_USE_SUBDIRS_', '_R_CHECK_PACKAGE_DATASETS_SUPPRESS_NOTES_', '_R_CHECK_PACKAGE_NAME_', '_R_CHECK_PKG_SIZES_', '_R_CHECK_PKG_SIZES_THRESHOLD_', '_R_CHECK_PRAGMAS_', '_R_CHECK_RD_EXAMPLES_T_AND_F_', '_R_CHECK_RD_LINE_WIDTHS_', '_R_CHECK_RD_MATH_RENDERING_', '_R_CHECK_RD_NOTE_LOST_BRACES_', '_R_CHECK_RD_VALIDATE_RD2HTML_', '_R_CHECK_REPLACING_IMPORTS_', '_R_CHECK_R_DEPENDS_', '_R_CHECK_S3_METHODS_SHOW_POSSIBLE_ISSUES_', '_R_CHECK_SCREEN_DEVICE_', '_R_CHECK_SERIALIZATION_', '_R_CHECK_SHLIB_OPENMP_FLAGS_', '_R_CHECK_SRC_MINUS_W_IMPLICIT_', '_R_CHECK_SUBDIRS_NOCASE_', '_R_CHECK_SUGGESTS_ONLY_', '_R_CHECK_SYSTEM_CLOCK_', '_R_CHECK_TESTS_NLINES_', '_R_CHECK_TEST_TIMING_', '_R_CHECK_TIMINGS_', '_R_CHECK_TOPLEVEL_FILES_', '_R_CHECK_UNDOC_USE_ALL_NAMES_', '_R_CHECK_UNSAFE_CALLS_', '_R_CHECK_URLS_SHOW_301_STATUS_', '_R_CHECK_VC_DIRS_', '_R_CHECK_VIGNETTES_NLINES_', '_R_CHECK_VIGNETTES_SKIP_RUN_MAYBE_', '_R_CHECK_VIGNETTE_TIMING_', '_R_CHECK_VIGNETTE_TITLES_', '_R_CHECK_WINDOWS_DEVICE_', '_R_CHECK_XREFS_USE_ALIASES_FROM_CRAN_', '_R_CLASS_MATRIX_ARRAY_', '_R_DEPRECATED_IS_R_', '_R_S3_METHOD_LOOKUP_BASEENV_AFTER_GLOBALENV_', '_R_SHLIB_BUILD_OBJECTS_SYMBOL_TABLES_', '__R_CHECK_DOC_FILES_NOTE_IF_ALL_SPECIAL__', 'maj.version', 'nextArg--timingsnextArg--install'
 - Environment variables still there: [n=0] 
 - Environment variables missing: [n=1] 'MAKEFLAGS'
Differences environment variable by environment variable:
List of 3
 $ name    : chr "MAKEFLAGS"
 $ expected: 'Dlist' chr ""
 $ actual  : 'Dlist' chr NA
> 
> proc.time()
   user  system elapsed 
   0.75    0.09    1.76