R Under development (unstable) (2024-07-02 r86866 ucrt) -- "Unsuffered Consequences"
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Platform: x86_64-w64-mingw32/x64

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> source("incl/start.R")
Loading required package: future
[13:30:39.809] plan(): Setting new future strategy stack:
[13:30:39.810] List of future strategies:
[13:30:39.810] 1. mirai_multisession:
[13:30:39.810]    - args: function (expr, substitute = TRUE, envir = parent.frame(), ..., workers = availableCores())
[13:30:39.810]    - tweaked: FALSE
[13:30:39.810]    - call: future::plan(future.mirai::mirai_multisession)
[13:30:39.823] plan(): plan_init() of 'mirai_multisession', 'mirai_cluster', 'mirai', 'multiprocess', 'future', 'function' ...
[13:30:39.823] < mirai [$data] >
[13:30:39.828] getGlobalsAndPackages() ...
[13:30:39.828] Not searching for globals
[13:30:39.828] - globals: [0] <none>
[13:30:39.828] getGlobalsAndPackages() ... DONE
[13:30:39.829] getGlobalsAndPackages() ...
[13:30:39.829] 
[13:30:39.829] - globals: [0] <none>
[13:30:39.829] getGlobalsAndPackages() ... DONE
[13:30:40.082] Packages needed by the future expression (n = 0): <none>
[13:30:40.082] Packages needed by future strategies (n = 0): <none>
[13:30:40.083] {
[13:30:40.083]     {
[13:30:40.083]         {
[13:30:40.083]             ...future.startTime <- base::Sys.time()
[13:30:40.083]             {
[13:30:40.083]                 {
[13:30:40.083]                   {
[13:30:40.083]                     base::local({
[13:30:40.083]                       has_future <- base::requireNamespace("future", 
[13:30:40.083]                         quietly = TRUE)
[13:30:40.083]                       if (has_future) {
[13:30:40.083]                         ns <- base::getNamespace("future")
[13:30:40.083]                         version <- ns[[".package"]][["version"]]
[13:30:40.083]                         if (is.null(version)) 
[13:30:40.083]                           version <- utils::packageVersion("future")
[13:30:40.083]                       }
[13:30:40.083]                       else {
[13:30:40.083]                         version <- NULL
[13:30:40.083]                       }
[13:30:40.083]                       if (!has_future || version < "1.8.0") {
[13:30:40.083]                         info <- base::c(r_version = base::gsub("R version ", 
[13:30:40.083]                           "", base::R.version$version.string), 
[13:30:40.083]                           platform = base::sprintf("%s (%s-bit)", 
[13:30:40.083]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[13:30:40.083]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[13:30:40.083]                             "release", "version")], collapse = " "), 
[13:30:40.083]                           hostname = base::Sys.info()[["nodename"]])
[13:30:40.083]                         info <- base::sprintf("%s: %s", base::names(info), 
[13:30:40.083]                           info)
[13:30:40.083]                         info <- base::paste(info, collapse = "; ")
[13:30:40.083]                         if (!has_future) {
[13:30:40.083]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[13:30:40.083]                             info)
[13:30:40.083]                         }
[13:30:40.083]                         else {
[13:30:40.083]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[13:30:40.083]                             info, version)
[13:30:40.083]                         }
[13:30:40.083]                         base::stop(msg)
[13:30:40.083]                       }
[13:30:40.083]                     })
[13:30:40.083]                   }
[13:30:40.083]                   ...future.strategy.old <- future::plan("list")
[13:30:40.083]                   options(future.plan = NULL)
[13:30:40.083]                   Sys.unsetenv("R_FUTURE_PLAN")
[13:30:40.083]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[13:30:40.083]                 }
[13:30:40.083]                 ...future.workdir <- getwd()
[13:30:40.083]             }
[13:30:40.083]             ...future.oldOptions <- base::as.list(base::.Options)
[13:30:40.083]             ...future.oldEnvVars <- base::Sys.getenv()
[13:30:40.083]         }
[13:30:40.083]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[13:30:40.083]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[13:30:40.083]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[13:30:40.083]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[13:30:40.083]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[13:30:40.083]             future.stdout.windows.reencode = NULL, width = 80L)
[13:30:40.083]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[13:30:40.083]             base::names(...future.oldOptions))
[13:30:40.083]     }
[13:30:40.083]     if (FALSE) {
[13:30:40.083]     }
[13:30:40.083]     else {
[13:30:40.083]         if (TRUE) {
[13:30:40.083]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[13:30:40.083]                 open = "w")
[13:30:40.083]         }
[13:30:40.083]         else {
[13:30:40.083]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[13:30:40.083]                 windows = "NUL", "/dev/null"), open = "w")
[13:30:40.083]         }
[13:30:40.083]         base::sink(...future.stdout, type = "output", split = FALSE)
[13:30:40.083]         base::on.exit(if (!base::is.null(...future.stdout)) {
[13:30:40.083]             base::sink(type = "output", split = FALSE)
[13:30:40.083]             base::close(...future.stdout)
[13:30:40.083]         }, add = TRUE)
[13:30:40.083]     }
[13:30:40.083]     ...future.frame <- base::sys.nframe()
[13:30:40.083]     ...future.conditions <- base::list()
[13:30:40.083]     ...future.rng <- base::globalenv()$.Random.seed
[13:30:40.083]     if (FALSE) {
[13:30:40.083]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[13:30:40.083]             "...future.value", "...future.globalenv.names", ".Random.seed")
[13:30:40.083]     }
[13:30:40.083]     ...future.result <- base::tryCatch({
[13:30:40.083]         base::withCallingHandlers({
[13:30:40.083]             ...future.value <- base::withVisible(base::local(NA))
[13:30:40.083]             future::FutureResult(value = ...future.value$value, 
[13:30:40.083]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[13:30:40.083]                   ...future.rng), globalenv = if (FALSE) 
[13:30:40.083]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[13:30:40.083]                     ...future.globalenv.names))
[13:30:40.083]                 else NULL, started = ...future.startTime, version = "1.8")
[13:30:40.083]         }, condition = base::local({
[13:30:40.083]             c <- base::c
[13:30:40.083]             inherits <- base::inherits
[13:30:40.083]             invokeRestart <- base::invokeRestart
[13:30:40.083]             length <- base::length
[13:30:40.083]             list <- base::list
[13:30:40.083]             seq.int <- base::seq.int
[13:30:40.083]             signalCondition <- base::signalCondition
[13:30:40.083]             sys.calls <- base::sys.calls
[13:30:40.083]             `[[` <- base::`[[`
[13:30:40.083]             `+` <- base::`+`
[13:30:40.083]             `<<-` <- base::`<<-`
[13:30:40.083]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[13:30:40.083]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[13:30:40.083]                   3L)]
[13:30:40.083]             }
[13:30:40.083]             function(cond) {
[13:30:40.083]                 is_error <- inherits(cond, "error")
[13:30:40.083]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[13:30:40.083]                   NULL)
[13:30:40.083]                 if (is_error) {
[13:30:40.083]                   sessionInformation <- function() {
[13:30:40.083]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[13:30:40.083]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[13:30:40.083]                       search = base::search(), system = base::Sys.info())
[13:30:40.083]                   }
[13:30:40.083]                   ...future.conditions[[length(...future.conditions) + 
[13:30:40.083]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[13:30:40.083]                     cond$call), session = sessionInformation(), 
[13:30:40.083]                     timestamp = base::Sys.time(), signaled = 0L)
[13:30:40.083]                   signalCondition(cond)
[13:30:40.083]                 }
[13:30:40.083]                 else if (!ignore && TRUE && inherits(cond, "condition")) {
[13:30:40.083]                   signal <- FALSE && inherits(cond, character(0))
[13:30:40.083]                   ...future.conditions[[length(...future.conditions) + 
[13:30:40.083]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[13:30:40.083]                   if (FALSE && !signal) {
[13:30:40.083]                     muffleCondition <- function (cond, pattern = "^muffle") 
[13:30:40.083]                     {
[13:30:40.083]                       inherits <- base::inherits
[13:30:40.083]                       invokeRestart <- base::invokeRestart
[13:30:40.083]                       is.null <- base::is.null
[13:30:40.083]                       muffled <- FALSE
[13:30:40.083]                       if (inherits(cond, "message")) {
[13:30:40.083]                         muffled <- grepl(pattern, "muffleMessage")
[13:30:40.083]                         if (muffled) 
[13:30:40.083]                           invokeRestart("muffleMessage")
[13:30:40.083]                       }
[13:30:40.083]                       else if (inherits(cond, "warning")) {
[13:30:40.083]                         muffled <- grepl(pattern, "muffleWarning")
[13:30:40.083]                         if (muffled) 
[13:30:40.083]                           invokeRestart("muffleWarning")
[13:30:40.083]                       }
[13:30:40.083]                       else if (inherits(cond, "condition")) {
[13:30:40.083]                         if (!is.null(pattern)) {
[13:30:40.083]                           computeRestarts <- base::computeRestarts
[13:30:40.083]                           grepl <- base::grepl
[13:30:40.083]                           restarts <- computeRestarts(cond)
[13:30:40.083]                           for (restart in restarts) {
[13:30:40.083]                             name <- restart$name
[13:30:40.083]                             if (is.null(name)) 
[13:30:40.083]                               next
[13:30:40.083]                             if (!grepl(pattern, name)) 
[13:30:40.083]                               next
[13:30:40.083]                             invokeRestart(restart)
[13:30:40.083]                             muffled <- TRUE
[13:30:40.083]                             break
[13:30:40.083]                           }
[13:30:40.083]                         }
[13:30:40.083]                       }
[13:30:40.083]                       invisible(muffled)
[13:30:40.083]                     }
[13:30:40.083]                     muffleCondition(cond, pattern = "^muffle")
[13:30:40.083]                   }
[13:30:40.083]                 }
[13:30:40.083]                 else {
[13:30:40.083]                   if (TRUE) {
[13:30:40.083]                     muffleCondition <- function (cond, pattern = "^muffle") 
[13:30:40.083]                     {
[13:30:40.083]                       inherits <- base::inherits
[13:30:40.083]                       invokeRestart <- base::invokeRestart
[13:30:40.083]                       is.null <- base::is.null
[13:30:40.083]                       muffled <- FALSE
[13:30:40.083]                       if (inherits(cond, "message")) {
[13:30:40.083]                         muffled <- grepl(pattern, "muffleMessage")
[13:30:40.083]                         if (muffled) 
[13:30:40.083]                           invokeRestart("muffleMessage")
[13:30:40.083]                       }
[13:30:40.083]                       else if (inherits(cond, "warning")) {
[13:30:40.083]                         muffled <- grepl(pattern, "muffleWarning")
[13:30:40.083]                         if (muffled) 
[13:30:40.083]                           invokeRestart("muffleWarning")
[13:30:40.083]                       }
[13:30:40.083]                       else if (inherits(cond, "condition")) {
[13:30:40.083]                         if (!is.null(pattern)) {
[13:30:40.083]                           computeRestarts <- base::computeRestarts
[13:30:40.083]                           grepl <- base::grepl
[13:30:40.083]                           restarts <- computeRestarts(cond)
[13:30:40.083]                           for (restart in restarts) {
[13:30:40.083]                             name <- restart$name
[13:30:40.083]                             if (is.null(name)) 
[13:30:40.083]                               next
[13:30:40.083]                             if (!grepl(pattern, name)) 
[13:30:40.083]                               next
[13:30:40.083]                             invokeRestart(restart)
[13:30:40.083]                             muffled <- TRUE
[13:30:40.083]                             break
[13:30:40.083]                           }
[13:30:40.083]                         }
[13:30:40.083]                       }
[13:30:40.083]                       invisible(muffled)
[13:30:40.083]                     }
[13:30:40.083]                     muffleCondition(cond, pattern = "^muffle")
[13:30:40.083]                   }
[13:30:40.083]                 }
[13:30:40.083]             }
[13:30:40.083]         }))
[13:30:40.083]     }, error = function(ex) {
[13:30:40.083]         base::structure(base::list(value = NULL, visible = NULL, 
[13:30:40.083]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[13:30:40.083]                 ...future.rng), started = ...future.startTime, 
[13:30:40.083]             finished = Sys.time(), session_uuid = NA_character_, 
[13:30:40.083]             version = "1.8"), class = "FutureResult")
[13:30:40.083]     }, finally = {
[13:30:40.083]         if (!identical(...future.workdir, getwd())) 
[13:30:40.083]             setwd(...future.workdir)
[13:30:40.083]         {
[13:30:40.083]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[13:30:40.083]                 ...future.oldOptions$nwarnings <- NULL
[13:30:40.083]             }
[13:30:40.083]             base::options(...future.oldOptions)
[13:30:40.083]             if (.Platform$OS.type == "windows") {
[13:30:40.083]                 old_names <- names(...future.oldEnvVars)
[13:30:40.083]                 envs <- base::Sys.getenv()
[13:30:40.083]                 names <- names(envs)
[13:30:40.083]                 common <- intersect(names, old_names)
[13:30:40.083]                 added <- setdiff(names, old_names)
[13:30:40.083]                 removed <- setdiff(old_names, names)
[13:30:40.083]                 changed <- common[...future.oldEnvVars[common] != 
[13:30:40.083]                   envs[common]]
[13:30:40.083]                 NAMES <- toupper(changed)
[13:30:40.083]                 args <- list()
[13:30:40.083]                 for (kk in seq_along(NAMES)) {
[13:30:40.083]                   name <- changed[[kk]]
[13:30:40.083]                   NAME <- NAMES[[kk]]
[13:30:40.083]                   if (name != NAME && is.element(NAME, old_names)) 
[13:30:40.083]                     next
[13:30:40.083]                   args[[name]] <- ...future.oldEnvVars[[name]]
[13:30:40.083]                 }
[13:30:40.083]                 NAMES <- toupper(added)
[13:30:40.083]                 for (kk in seq_along(NAMES)) {
[13:30:40.083]                   name <- added[[kk]]
[13:30:40.083]                   NAME <- NAMES[[kk]]
[13:30:40.083]                   if (name != NAME && is.element(NAME, old_names)) 
[13:30:40.083]                     next
[13:30:40.083]                   args[[name]] <- ""
[13:30:40.083]                 }
[13:30:40.083]                 NAMES <- toupper(removed)
[13:30:40.083]                 for (kk in seq_along(NAMES)) {
[13:30:40.083]                   name <- removed[[kk]]
[13:30:40.083]                   NAME <- NAMES[[kk]]
[13:30:40.083]                   if (name != NAME && is.element(NAME, old_names)) 
[13:30:40.083]                     next
[13:30:40.083]                   args[[name]] <- ...future.oldEnvVars[[name]]
[13:30:40.083]                 }
[13:30:40.083]                 if (length(args) > 0) 
[13:30:40.083]                   base::do.call(base::Sys.setenv, args = args)
[13:30:40.083]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[13:30:40.083]             }
[13:30:40.083]             else {
[13:30:40.083]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[13:30:40.083]             }
[13:30:40.083]             {
[13:30:40.083]                 if (base::length(...future.futureOptionsAdded) > 
[13:30:40.083]                   0L) {
[13:30:40.083]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[13:30:40.083]                   base::names(opts) <- ...future.futureOptionsAdded
[13:30:40.083]                   base::options(opts)
[13:30:40.083]                 }
[13:30:40.083]                 {
[13:30:40.083]                   NULL
[13:30:40.083]                   options(future.plan = NULL)
[13:30:40.083]                   if (is.na(NA_character_)) 
[13:30:40.083]                     Sys.unsetenv("R_FUTURE_PLAN")
[13:30:40.083]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[13:30:40.083]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[13:30:40.083]                     .init = FALSE)
[13:30:40.083]                 }
[13:30:40.083]             }
[13:30:40.083]         }
[13:30:40.083]     })
[13:30:40.083]     if (TRUE) {
[13:30:40.083]         base::sink(type = "output", split = FALSE)
[13:30:40.083]         if (TRUE) {
[13:30:40.083]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[13:30:40.083]         }
[13:30:40.083]         else {
[13:30:40.083]             ...future.result["stdout"] <- base::list(NULL)
[13:30:40.083]         }
[13:30:40.083]         base::close(...future.stdout)
[13:30:40.083]         ...future.stdout <- NULL
[13:30:40.083]     }
[13:30:40.083]     ...future.result$conditions <- ...future.conditions
[13:30:40.083]     ...future.result$finished <- base::Sys.time()
[13:30:40.083]     ...future.result
[13:30:40.083] }
[13:30:40.205] plan(): plan_init() of 'mirai_multisession', 'mirai_cluster', 'mirai', 'multiprocess', 'future', 'function' ... DONE
[13:30:40.205] plan(): nbrOfWorkers() = 2
> 
> message("*** Futures - lazy ...")
*** Futures - lazy ...
> 
> strategies <- c("mirai_cluster", "mirai_multisession")
> 
> for (strategy in strategies) {
+   mprintf("- plan('%s') ...", strategy)
+   plan(strategy)
+ 
+   a <- 42
+   f <- future(2 * a, lazy = TRUE)
+   a <- 21
+   v <- value(f)
+   stopifnot(v == 84)
+ 
+   a <- 42
+   v %<-% { 2 * a } %lazy% TRUE
+   a <- 21
+   stopifnot(v == 84)
+ 
+   mprintf("- plan('%s') ... DONE", strategy)
+ } ## for (strategy ...)
[13:30:40.213] - plan('mirai_cluster') ...[13:30:40.214] plan(): Setting new future strategy stack:
[13:30:40.214] List of future strategies:
[13:30:40.214] 1. mirai_cluster:
[13:30:40.214]    - args: function (expr, substitute = TRUE, envir = parent.frame(), ..., workers = "<NULL>")
[13:30:40.214]    - tweaked: FALSE
[13:30:40.214]    - call: plan(strategy)
[13:30:40.230] plan(): plan_init() of 'mirai_cluster', 'mirai', 'multiprocess', 'future', 'function' ...
[13:30:40.230] < mirai [$data] >
[13:30:40.230] getGlobalsAndPackages() ...
[13:30:40.231] Not searching for globals
[13:30:40.231] - globals: [0] <none>
[13:30:40.231] getGlobalsAndPackages() ... DONE
[13:30:40.231] getGlobalsAndPackages() ...
[13:30:40.231] 
[13:30:40.231] - globals: [0] <none>
[13:30:40.232] getGlobalsAndPackages() ... DONE
[13:30:40.232] Packages needed by the future expression (n = 0): <none>
[13:30:40.232] Packages needed by future strategies (n = 0): <none>
[13:30:40.233] {
[13:30:40.233]     {
[13:30:40.233]         {
[13:30:40.233]             ...future.startTime <- base::Sys.time()
[13:30:40.233]             {
[13:30:40.233]                 {
[13:30:40.233]                   {
[13:30:40.233]                     base::local({
[13:30:40.233]                       has_future <- base::requireNamespace("future", 
[13:30:40.233]                         quietly = TRUE)
[13:30:40.233]                       if (has_future) {
[13:30:40.233]                         ns <- base::getNamespace("future")
[13:30:40.233]                         version <- ns[[".package"]][["version"]]
[13:30:40.233]                         if (is.null(version)) 
[13:30:40.233]                           version <- utils::packageVersion("future")
[13:30:40.233]                       }
[13:30:40.233]                       else {
[13:30:40.233]                         version <- NULL
[13:30:40.233]                       }
[13:30:40.233]                       if (!has_future || version < "1.8.0") {
[13:30:40.233]                         info <- base::c(r_version = base::gsub("R version ", 
[13:30:40.233]                           "", base::R.version$version.string), 
[13:30:40.233]                           platform = base::sprintf("%s (%s-bit)", 
[13:30:40.233]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[13:30:40.233]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[13:30:40.233]                             "release", "version")], collapse = " "), 
[13:30:40.233]                           hostname = base::Sys.info()[["nodename"]])
[13:30:40.233]                         info <- base::sprintf("%s: %s", base::names(info), 
[13:30:40.233]                           info)
[13:30:40.233]                         info <- base::paste(info, collapse = "; ")
[13:30:40.233]                         if (!has_future) {
[13:30:40.233]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[13:30:40.233]                             info)
[13:30:40.233]                         }
[13:30:40.233]                         else {
[13:30:40.233]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[13:30:40.233]                             info, version)
[13:30:40.233]                         }
[13:30:40.233]                         base::stop(msg)
[13:30:40.233]                       }
[13:30:40.233]                     })
[13:30:40.233]                   }
[13:30:40.233]                   ...future.strategy.old <- future::plan("list")
[13:30:40.233]                   options(future.plan = NULL)
[13:30:40.233]                   Sys.unsetenv("R_FUTURE_PLAN")
[13:30:40.233]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[13:30:40.233]                 }
[13:30:40.233]                 ...future.workdir <- getwd()
[13:30:40.233]             }
[13:30:40.233]             ...future.oldOptions <- base::as.list(base::.Options)
[13:30:40.233]             ...future.oldEnvVars <- base::Sys.getenv()
[13:30:40.233]         }
[13:30:40.233]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[13:30:40.233]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[13:30:40.233]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[13:30:40.233]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[13:30:40.233]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[13:30:40.233]             future.stdout.windows.reencode = NULL, width = 80L)
[13:30:40.233]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[13:30:40.233]             base::names(...future.oldOptions))
[13:30:40.233]     }
[13:30:40.233]     if (FALSE) {
[13:30:40.233]     }
[13:30:40.233]     else {
[13:30:40.233]         if (TRUE) {
[13:30:40.233]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[13:30:40.233]                 open = "w")
[13:30:40.233]         }
[13:30:40.233]         else {
[13:30:40.233]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[13:30:40.233]                 windows = "NUL", "/dev/null"), open = "w")
[13:30:40.233]         }
[13:30:40.233]         base::sink(...future.stdout, type = "output", split = FALSE)
[13:30:40.233]         base::on.exit(if (!base::is.null(...future.stdout)) {
[13:30:40.233]             base::sink(type = "output", split = FALSE)
[13:30:40.233]             base::close(...future.stdout)
[13:30:40.233]         }, add = TRUE)
[13:30:40.233]     }
[13:30:40.233]     ...future.frame <- base::sys.nframe()
[13:30:40.233]     ...future.conditions <- base::list()
[13:30:40.233]     ...future.rng <- base::globalenv()$.Random.seed
[13:30:40.233]     if (FALSE) {
[13:30:40.233]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[13:30:40.233]             "...future.value", "...future.globalenv.names", ".Random.seed")
[13:30:40.233]     }
[13:30:40.233]     ...future.result <- base::tryCatch({
[13:30:40.233]         base::withCallingHandlers({
[13:30:40.233]             ...future.value <- base::withVisible(base::local(NA))
[13:30:40.233]             future::FutureResult(value = ...future.value$value, 
[13:30:40.233]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[13:30:40.233]                   ...future.rng), globalenv = if (FALSE) 
[13:30:40.233]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[13:30:40.233]                     ...future.globalenv.names))
[13:30:40.233]                 else NULL, started = ...future.startTime, version = "1.8")
[13:30:40.233]         }, condition = base::local({
[13:30:40.233]             c <- base::c
[13:30:40.233]             inherits <- base::inherits
[13:30:40.233]             invokeRestart <- base::invokeRestart
[13:30:40.233]             length <- base::length
[13:30:40.233]             list <- base::list
[13:30:40.233]             seq.int <- base::seq.int
[13:30:40.233]             signalCondition <- base::signalCondition
[13:30:40.233]             sys.calls <- base::sys.calls
[13:30:40.233]             `[[` <- base::`[[`
[13:30:40.233]             `+` <- base::`+`
[13:30:40.233]             `<<-` <- base::`<<-`
[13:30:40.233]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[13:30:40.233]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[13:30:40.233]                   3L)]
[13:30:40.233]             }
[13:30:40.233]             function(cond) {
[13:30:40.233]                 is_error <- inherits(cond, "error")
[13:30:40.233]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[13:30:40.233]                   NULL)
[13:30:40.233]                 if (is_error) {
[13:30:40.233]                   sessionInformation <- function() {
[13:30:40.233]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[13:30:40.233]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[13:30:40.233]                       search = base::search(), system = base::Sys.info())
[13:30:40.233]                   }
[13:30:40.233]                   ...future.conditions[[length(...future.conditions) + 
[13:30:40.233]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[13:30:40.233]                     cond$call), session = sessionInformation(), 
[13:30:40.233]                     timestamp = base::Sys.time(), signaled = 0L)
[13:30:40.233]                   signalCondition(cond)
[13:30:40.233]                 }
[13:30:40.233]                 else if (!ignore && TRUE && inherits(cond, "condition")) {
[13:30:40.233]                   signal <- FALSE && inherits(cond, character(0))
[13:30:40.233]                   ...future.conditions[[length(...future.conditions) + 
[13:30:40.233]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[13:30:40.233]                   if (FALSE && !signal) {
[13:30:40.233]                     muffleCondition <- function (cond, pattern = "^muffle") 
[13:30:40.233]                     {
[13:30:40.233]                       inherits <- base::inherits
[13:30:40.233]                       invokeRestart <- base::invokeRestart
[13:30:40.233]                       is.null <- base::is.null
[13:30:40.233]                       muffled <- FALSE
[13:30:40.233]                       if (inherits(cond, "message")) {
[13:30:40.233]                         muffled <- grepl(pattern, "muffleMessage")
[13:30:40.233]                         if (muffled) 
[13:30:40.233]                           invokeRestart("muffleMessage")
[13:30:40.233]                       }
[13:30:40.233]                       else if (inherits(cond, "warning")) {
[13:30:40.233]                         muffled <- grepl(pattern, "muffleWarning")
[13:30:40.233]                         if (muffled) 
[13:30:40.233]                           invokeRestart("muffleWarning")
[13:30:40.233]                       }
[13:30:40.233]                       else if (inherits(cond, "condition")) {
[13:30:40.233]                         if (!is.null(pattern)) {
[13:30:40.233]                           computeRestarts <- base::computeRestarts
[13:30:40.233]                           grepl <- base::grepl
[13:30:40.233]                           restarts <- computeRestarts(cond)
[13:30:40.233]                           for (restart in restarts) {
[13:30:40.233]                             name <- restart$name
[13:30:40.233]                             if (is.null(name)) 
[13:30:40.233]                               next
[13:30:40.233]                             if (!grepl(pattern, name)) 
[13:30:40.233]                               next
[13:30:40.233]                             invokeRestart(restart)
[13:30:40.233]                             muffled <- TRUE
[13:30:40.233]                             break
[13:30:40.233]                           }
[13:30:40.233]                         }
[13:30:40.233]                       }
[13:30:40.233]                       invisible(muffled)
[13:30:40.233]                     }
[13:30:40.233]                     muffleCondition(cond, pattern = "^muffle")
[13:30:40.233]                   }
[13:30:40.233]                 }
[13:30:40.233]                 else {
[13:30:40.233]                   if (TRUE) {
[13:30:40.233]                     muffleCondition <- function (cond, pattern = "^muffle") 
[13:30:40.233]                     {
[13:30:40.233]                       inherits <- base::inherits
[13:30:40.233]                       invokeRestart <- base::invokeRestart
[13:30:40.233]                       is.null <- base::is.null
[13:30:40.233]                       muffled <- FALSE
[13:30:40.233]                       if (inherits(cond, "message")) {
[13:30:40.233]                         muffled <- grepl(pattern, "muffleMessage")
[13:30:40.233]                         if (muffled) 
[13:30:40.233]                           invokeRestart("muffleMessage")
[13:30:40.233]                       }
[13:30:40.233]                       else if (inherits(cond, "warning")) {
[13:30:40.233]                         muffled <- grepl(pattern, "muffleWarning")
[13:30:40.233]                         if (muffled) 
[13:30:40.233]                           invokeRestart("muffleWarning")
[13:30:40.233]                       }
[13:30:40.233]                       else if (inherits(cond, "condition")) {
[13:30:40.233]                         if (!is.null(pattern)) {
[13:30:40.233]                           computeRestarts <- base::computeRestarts
[13:30:40.233]                           grepl <- base::grepl
[13:30:40.233]                           restarts <- computeRestarts(cond)
[13:30:40.233]                           for (restart in restarts) {
[13:30:40.233]                             name <- restart$name
[13:30:40.233]                             if (is.null(name)) 
[13:30:40.233]                               next
[13:30:40.233]                             if (!grepl(pattern, name)) 
[13:30:40.233]                               next
[13:30:40.233]                             invokeRestart(restart)
[13:30:40.233]                             muffled <- TRUE
[13:30:40.233]                             break
[13:30:40.233]                           }
[13:30:40.233]                         }
[13:30:40.233]                       }
[13:30:40.233]                       invisible(muffled)
[13:30:40.233]                     }
[13:30:40.233]                     muffleCondition(cond, pattern = "^muffle")
[13:30:40.233]                   }
[13:30:40.233]                 }
[13:30:40.233]             }
[13:30:40.233]         }))
[13:30:40.233]     }, error = function(ex) {
[13:30:40.233]         base::structure(base::list(value = NULL, visible = NULL, 
[13:30:40.233]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[13:30:40.233]                 ...future.rng), started = ...future.startTime, 
[13:30:40.233]             finished = Sys.time(), session_uuid = NA_character_, 
[13:30:40.233]             version = "1.8"), class = "FutureResult")
[13:30:40.233]     }, finally = {
[13:30:40.233]         if (!identical(...future.workdir, getwd())) 
[13:30:40.233]             setwd(...future.workdir)
[13:30:40.233]         {
[13:30:40.233]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[13:30:40.233]                 ...future.oldOptions$nwarnings <- NULL
[13:30:40.233]             }
[13:30:40.233]             base::options(...future.oldOptions)
[13:30:40.233]             if (.Platform$OS.type == "windows") {
[13:30:40.233]                 old_names <- names(...future.oldEnvVars)
[13:30:40.233]                 envs <- base::Sys.getenv()
[13:30:40.233]                 names <- names(envs)
[13:30:40.233]                 common <- intersect(names, old_names)
[13:30:40.233]                 added <- setdiff(names, old_names)
[13:30:40.233]                 removed <- setdiff(old_names, names)
[13:30:40.233]                 changed <- common[...future.oldEnvVars[common] != 
[13:30:40.233]                   envs[common]]
[13:30:40.233]                 NAMES <- toupper(changed)
[13:30:40.233]                 args <- list()
[13:30:40.233]                 for (kk in seq_along(NAMES)) {
[13:30:40.233]                   name <- changed[[kk]]
[13:30:40.233]                   NAME <- NAMES[[kk]]
[13:30:40.233]                   if (name != NAME && is.element(NAME, old_names)) 
[13:30:40.233]                     next
[13:30:40.233]                   args[[name]] <- ...future.oldEnvVars[[name]]
[13:30:40.233]                 }
[13:30:40.233]                 NAMES <- toupper(added)
[13:30:40.233]                 for (kk in seq_along(NAMES)) {
[13:30:40.233]                   name <- added[[kk]]
[13:30:40.233]                   NAME <- NAMES[[kk]]
[13:30:40.233]                   if (name != NAME && is.element(NAME, old_names)) 
[13:30:40.233]                     next
[13:30:40.233]                   args[[name]] <- ""
[13:30:40.233]                 }
[13:30:40.233]                 NAMES <- toupper(removed)
[13:30:40.233]                 for (kk in seq_along(NAMES)) {
[13:30:40.233]                   name <- removed[[kk]]
[13:30:40.233]                   NAME <- NAMES[[kk]]
[13:30:40.233]                   if (name != NAME && is.element(NAME, old_names)) 
[13:30:40.233]                     next
[13:30:40.233]                   args[[name]] <- ...future.oldEnvVars[[name]]
[13:30:40.233]                 }
[13:30:40.233]                 if (length(args) > 0) 
[13:30:40.233]                   base::do.call(base::Sys.setenv, args = args)
[13:30:40.233]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[13:30:40.233]             }
[13:30:40.233]             else {
[13:30:40.233]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[13:30:40.233]             }
[13:30:40.233]             {
[13:30:40.233]                 if (base::length(...future.futureOptionsAdded) > 
[13:30:40.233]                   0L) {
[13:30:40.233]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[13:30:40.233]                   base::names(opts) <- ...future.futureOptionsAdded
[13:30:40.233]                   base::options(opts)
[13:30:40.233]                 }
[13:30:40.233]                 {
[13:30:40.233]                   NULL
[13:30:40.233]                   options(future.plan = NULL)
[13:30:40.233]                   if (is.na(NA_character_)) 
[13:30:40.233]                     Sys.unsetenv("R_FUTURE_PLAN")
[13:30:40.233]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[13:30:40.233]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[13:30:40.233]                     .init = FALSE)
[13:30:40.233]                 }
[13:30:40.233]             }
[13:30:40.233]         }
[13:30:40.233]     })
[13:30:40.233]     if (TRUE) {
[13:30:40.233]         base::sink(type = "output", split = FALSE)
[13:30:40.233]         if (TRUE) {
[13:30:40.233]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[13:30:40.233]         }
[13:30:40.233]         else {
[13:30:40.233]             ...future.result["stdout"] <- base::list(NULL)
[13:30:40.233]         }
[13:30:40.233]         base::close(...future.stdout)
[13:30:40.233]         ...future.stdout <- NULL
[13:30:40.233]     }
[13:30:40.233]     ...future.result$conditions <- ...future.conditions
[13:30:40.233]     ...future.result$finished <- base::Sys.time()
[13:30:40.233]     ...future.result
[13:30:40.233] }
[13:30:40.356] plan(): plan_init() of 'mirai_cluster', 'mirai', 'multiprocess', 'future', 'function' ... DONE
[13:30:40.356] plan(): nbrOfWorkers() = 2
[13:30:40.356] getGlobalsAndPackages() ...
[13:30:40.356] Searching for globals...
[13:30:40.361] - globals found: [2] '*', 'a'
[13:30:40.361] Searching for globals ... DONE
[13:30:40.361] Resolving globals: FALSE
[13:30:40.362] The total size of the 1 globals is 56 bytes (56 bytes)
[13:30:40.363] 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')
[13:30:40.363] - globals: [1] 'a'
[13:30:40.363] 
[13:30:40.364] getGlobalsAndPackages() ... DONE
[13:30:40.364] run() for 'Future' ...
[13:30:40.364] - state: 'created'
[13:30:40.365] - Future backend: 'FutureStrategy', 'mirai_cluster', 'mirai', 'multiprocess', 'future', 'function'
[13:30:40.365] - Future class: 'MiraiFuture', 'MultiprocessFuture', 'Future', 'environment'
[13:30:40.365] - Copy elements of temporary 'MiraiFuture' to final 'Future' object ...
[13:30:40.365]   - Field: 'label'
[13:30:40.366]   - Field: 'local'
[13:30:40.366]   - Field: 'owner'
[13:30:40.366]   - Field: 'envir'
[13:30:40.366]   - Field: 'packages'
[13:30:40.366]   - Field: 'gc'
[13:30:40.367]   - Field: 'conditions'
[13:30:40.367]   - Field: 'expr'
[13:30:40.367]   - Field: 'uuid'
[13:30:40.367]   - Field: 'seed'
[13:30:40.367]   - Field: 'version'
[13:30:40.367]   - Field: 'result'
[13:30:40.368]   - Field: 'asynchronous'
[13:30:40.368]   - Field: 'calls'
[13:30:40.368]   - Field: 'globals'
[13:30:40.368]   - Field: 'stdout'
[13:30:40.368]   - Field: 'earlySignal'
[13:30:40.368]   - Field: 'lazy'
[13:30:40.369]   - Field: 'state'
[13:30:40.369]   - Field: '.cluster'
[13:30:40.369] - Copy elements of temporary 'MiraiFuture' to final 'Future' object ... done
[13:30:40.369] - Launch lazy future ...
[13:30:40.369] Packages needed by the future expression (n = 0): <none>
[13:30:40.370] Packages needed by future strategies (n = 0): <none>
[13:30:40.370] {
[13:30:40.370]     {
[13:30:40.370]         {
[13:30:40.370]             ...future.startTime <- base::Sys.time()
[13:30:40.370]             {
[13:30:40.370]                 {
[13:30:40.370]                   {
[13:30:40.370]                     base::local({
[13:30:40.370]                       has_future <- base::requireNamespace("future", 
[13:30:40.370]                         quietly = TRUE)
[13:30:40.370]                       if (has_future) {
[13:30:40.370]                         ns <- base::getNamespace("future")
[13:30:40.370]                         version <- ns[[".package"]][["version"]]
[13:30:40.370]                         if (is.null(version)) 
[13:30:40.370]                           version <- utils::packageVersion("future")
[13:30:40.370]                       }
[13:30:40.370]                       else {
[13:30:40.370]                         version <- NULL
[13:30:40.370]                       }
[13:30:40.370]                       if (!has_future || version < "1.8.0") {
[13:30:40.370]                         info <- base::c(r_version = base::gsub("R version ", 
[13:30:40.370]                           "", base::R.version$version.string), 
[13:30:40.370]                           platform = base::sprintf("%s (%s-bit)", 
[13:30:40.370]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[13:30:40.370]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[13:30:40.370]                             "release", "version")], collapse = " "), 
[13:30:40.370]                           hostname = base::Sys.info()[["nodename"]])
[13:30:40.370]                         info <- base::sprintf("%s: %s", base::names(info), 
[13:30:40.370]                           info)
[13:30:40.370]                         info <- base::paste(info, collapse = "; ")
[13:30:40.370]                         if (!has_future) {
[13:30:40.370]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[13:30:40.370]                             info)
[13:30:40.370]                         }
[13:30:40.370]                         else {
[13:30:40.370]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[13:30:40.370]                             info, version)
[13:30:40.370]                         }
[13:30:40.370]                         base::stop(msg)
[13:30:40.370]                       }
[13:30:40.370]                     })
[13:30:40.370]                   }
[13:30:40.370]                   ...future.strategy.old <- future::plan("list")
[13:30:40.370]                   options(future.plan = NULL)
[13:30:40.370]                   Sys.unsetenv("R_FUTURE_PLAN")
[13:30:40.370]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[13:30:40.370]                 }
[13:30:40.370]                 ...future.workdir <- getwd()
[13:30:40.370]             }
[13:30:40.370]             ...future.oldOptions <- base::as.list(base::.Options)
[13:30:40.370]             ...future.oldEnvVars <- base::Sys.getenv()
[13:30:40.370]         }
[13:30:40.370]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[13:30:40.370]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[13:30:40.370]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[13:30:40.370]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[13:30:40.370]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[13:30:40.370]             future.stdout.windows.reencode = NULL, width = 80L)
[13:30:40.370]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[13:30:40.370]             base::names(...future.oldOptions))
[13:30:40.370]     }
[13:30:40.370]     if (FALSE) {
[13:30:40.370]     }
[13:30:40.370]     else {
[13:30:40.370]         if (TRUE) {
[13:30:40.370]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[13:30:40.370]                 open = "w")
[13:30:40.370]         }
[13:30:40.370]         else {
[13:30:40.370]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[13:30:40.370]                 windows = "NUL", "/dev/null"), open = "w")
[13:30:40.370]         }
[13:30:40.370]         base::sink(...future.stdout, type = "output", split = FALSE)
[13:30:40.370]         base::on.exit(if (!base::is.null(...future.stdout)) {
[13:30:40.370]             base::sink(type = "output", split = FALSE)
[13:30:40.370]             base::close(...future.stdout)
[13:30:40.370]         }, add = TRUE)
[13:30:40.370]     }
[13:30:40.370]     ...future.frame <- base::sys.nframe()
[13:30:40.370]     ...future.conditions <- base::list()
[13:30:40.370]     ...future.rng <- base::globalenv()$.Random.seed
[13:30:40.370]     if (FALSE) {
[13:30:40.370]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[13:30:40.370]             "...future.value", "...future.globalenv.names", ".Random.seed")
[13:30:40.370]     }
[13:30:40.370]     ...future.result <- base::tryCatch({
[13:30:40.370]         base::withCallingHandlers({
[13:30:40.370]             ...future.value <- base::withVisible(base::local(2 * 
[13:30:40.370]                 a))
[13:30:40.370]             future::FutureResult(value = ...future.value$value, 
[13:30:40.370]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[13:30:40.370]                   ...future.rng), globalenv = if (FALSE) 
[13:30:40.370]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[13:30:40.370]                     ...future.globalenv.names))
[13:30:40.370]                 else NULL, started = ...future.startTime, version = "1.8")
[13:30:40.370]         }, condition = base::local({
[13:30:40.370]             c <- base::c
[13:30:40.370]             inherits <- base::inherits
[13:30:40.370]             invokeRestart <- base::invokeRestart
[13:30:40.370]             length <- base::length
[13:30:40.370]             list <- base::list
[13:30:40.370]             seq.int <- base::seq.int
[13:30:40.370]             signalCondition <- base::signalCondition
[13:30:40.370]             sys.calls <- base::sys.calls
[13:30:40.370]             `[[` <- base::`[[`
[13:30:40.370]             `+` <- base::`+`
[13:30:40.370]             `<<-` <- base::`<<-`
[13:30:40.370]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[13:30:40.370]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[13:30:40.370]                   3L)]
[13:30:40.370]             }
[13:30:40.370]             function(cond) {
[13:30:40.370]                 is_error <- inherits(cond, "error")
[13:30:40.370]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[13:30:40.370]                   NULL)
[13:30:40.370]                 if (is_error) {
[13:30:40.370]                   sessionInformation <- function() {
[13:30:40.370]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[13:30:40.370]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[13:30:40.370]                       search = base::search(), system = base::Sys.info())
[13:30:40.370]                   }
[13:30:40.370]                   ...future.conditions[[length(...future.conditions) + 
[13:30:40.370]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[13:30:40.370]                     cond$call), session = sessionInformation(), 
[13:30:40.370]                     timestamp = base::Sys.time(), signaled = 0L)
[13:30:40.370]                   signalCondition(cond)
[13:30:40.370]                 }
[13:30:40.370]                 else if (!ignore && TRUE && inherits(cond, "condition")) {
[13:30:40.370]                   signal <- FALSE && inherits(cond, character(0))
[13:30:40.370]                   ...future.conditions[[length(...future.conditions) + 
[13:30:40.370]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[13:30:40.370]                   if (FALSE && !signal) {
[13:30:40.370]                     muffleCondition <- function (cond, pattern = "^muffle") 
[13:30:40.370]                     {
[13:30:40.370]                       inherits <- base::inherits
[13:30:40.370]                       invokeRestart <- base::invokeRestart
[13:30:40.370]                       is.null <- base::is.null
[13:30:40.370]                       muffled <- FALSE
[13:30:40.370]                       if (inherits(cond, "message")) {
[13:30:40.370]                         muffled <- grepl(pattern, "muffleMessage")
[13:30:40.370]                         if (muffled) 
[13:30:40.370]                           invokeRestart("muffleMessage")
[13:30:40.370]                       }
[13:30:40.370]                       else if (inherits(cond, "warning")) {
[13:30:40.370]                         muffled <- grepl(pattern, "muffleWarning")
[13:30:40.370]                         if (muffled) 
[13:30:40.370]                           invokeRestart("muffleWarning")
[13:30:40.370]                       }
[13:30:40.370]                       else if (inherits(cond, "condition")) {
[13:30:40.370]                         if (!is.null(pattern)) {
[13:30:40.370]                           computeRestarts <- base::computeRestarts
[13:30:40.370]                           grepl <- base::grepl
[13:30:40.370]                           restarts <- computeRestarts(cond)
[13:30:40.370]                           for (restart in restarts) {
[13:30:40.370]                             name <- restart$name
[13:30:40.370]                             if (is.null(name)) 
[13:30:40.370]                               next
[13:30:40.370]                             if (!grepl(pattern, name)) 
[13:30:40.370]                               next
[13:30:40.370]                             invokeRestart(restart)
[13:30:40.370]                             muffled <- TRUE
[13:30:40.370]                             break
[13:30:40.370]                           }
[13:30:40.370]                         }
[13:30:40.370]                       }
[13:30:40.370]                       invisible(muffled)
[13:30:40.370]                     }
[13:30:40.370]                     muffleCondition(cond, pattern = "^muffle")
[13:30:40.370]                   }
[13:30:40.370]                 }
[13:30:40.370]                 else {
[13:30:40.370]                   if (TRUE) {
[13:30:40.370]                     muffleCondition <- function (cond, pattern = "^muffle") 
[13:30:40.370]                     {
[13:30:40.370]                       inherits <- base::inherits
[13:30:40.370]                       invokeRestart <- base::invokeRestart
[13:30:40.370]                       is.null <- base::is.null
[13:30:40.370]                       muffled <- FALSE
[13:30:40.370]                       if (inherits(cond, "message")) {
[13:30:40.370]                         muffled <- grepl(pattern, "muffleMessage")
[13:30:40.370]                         if (muffled) 
[13:30:40.370]                           invokeRestart("muffleMessage")
[13:30:40.370]                       }
[13:30:40.370]                       else if (inherits(cond, "warning")) {
[13:30:40.370]                         muffled <- grepl(pattern, "muffleWarning")
[13:30:40.370]                         if (muffled) 
[13:30:40.370]                           invokeRestart("muffleWarning")
[13:30:40.370]                       }
[13:30:40.370]                       else if (inherits(cond, "condition")) {
[13:30:40.370]                         if (!is.null(pattern)) {
[13:30:40.370]                           computeRestarts <- base::computeRestarts
[13:30:40.370]                           grepl <- base::grepl
[13:30:40.370]                           restarts <- computeRestarts(cond)
[13:30:40.370]                           for (restart in restarts) {
[13:30:40.370]                             name <- restart$name
[13:30:40.370]                             if (is.null(name)) 
[13:30:40.370]                               next
[13:30:40.370]                             if (!grepl(pattern, name)) 
[13:30:40.370]                               next
[13:30:40.370]                             invokeRestart(restart)
[13:30:40.370]                             muffled <- TRUE
[13:30:40.370]                             break
[13:30:40.370]                           }
[13:30:40.370]                         }
[13:30:40.370]                       }
[13:30:40.370]                       invisible(muffled)
[13:30:40.370]                     }
[13:30:40.370]                     muffleCondition(cond, pattern = "^muffle")
[13:30:40.370]                   }
[13:30:40.370]                 }
[13:30:40.370]             }
[13:30:40.370]         }))
[13:30:40.370]     }, error = function(ex) {
[13:30:40.370]         base::structure(base::list(value = NULL, visible = NULL, 
[13:30:40.370]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[13:30:40.370]                 ...future.rng), started = ...future.startTime, 
[13:30:40.370]             finished = Sys.time(), session_uuid = NA_character_, 
[13:30:40.370]             version = "1.8"), class = "FutureResult")
[13:30:40.370]     }, finally = {
[13:30:40.370]         if (!identical(...future.workdir, getwd())) 
[13:30:40.370]             setwd(...future.workdir)
[13:30:40.370]         {
[13:30:40.370]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[13:30:40.370]                 ...future.oldOptions$nwarnings <- NULL
[13:30:40.370]             }
[13:30:40.370]             base::options(...future.oldOptions)
[13:30:40.370]             if (.Platform$OS.type == "windows") {
[13:30:40.370]                 old_names <- names(...future.oldEnvVars)
[13:30:40.370]                 envs <- base::Sys.getenv()
[13:30:40.370]                 names <- names(envs)
[13:30:40.370]                 common <- intersect(names, old_names)
[13:30:40.370]                 added <- setdiff(names, old_names)
[13:30:40.370]                 removed <- setdiff(old_names, names)
[13:30:40.370]                 changed <- common[...future.oldEnvVars[common] != 
[13:30:40.370]                   envs[common]]
[13:30:40.370]                 NAMES <- toupper(changed)
[13:30:40.370]                 args <- list()
[13:30:40.370]                 for (kk in seq_along(NAMES)) {
[13:30:40.370]                   name <- changed[[kk]]
[13:30:40.370]                   NAME <- NAMES[[kk]]
[13:30:40.370]                   if (name != NAME && is.element(NAME, old_names)) 
[13:30:40.370]                     next
[13:30:40.370]                   args[[name]] <- ...future.oldEnvVars[[name]]
[13:30:40.370]                 }
[13:30:40.370]                 NAMES <- toupper(added)
[13:30:40.370]                 for (kk in seq_along(NAMES)) {
[13:30:40.370]                   name <- added[[kk]]
[13:30:40.370]                   NAME <- NAMES[[kk]]
[13:30:40.370]                   if (name != NAME && is.element(NAME, old_names)) 
[13:30:40.370]                     next
[13:30:40.370]                   args[[name]] <- ""
[13:30:40.370]                 }
[13:30:40.370]                 NAMES <- toupper(removed)
[13:30:40.370]                 for (kk in seq_along(NAMES)) {
[13:30:40.370]                   name <- removed[[kk]]
[13:30:40.370]                   NAME <- NAMES[[kk]]
[13:30:40.370]                   if (name != NAME && is.element(NAME, old_names)) 
[13:30:40.370]                     next
[13:30:40.370]                   args[[name]] <- ...future.oldEnvVars[[name]]
[13:30:40.370]                 }
[13:30:40.370]                 if (length(args) > 0) 
[13:30:40.370]                   base::do.call(base::Sys.setenv, args = args)
[13:30:40.370]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[13:30:40.370]             }
[13:30:40.370]             else {
[13:30:40.370]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[13:30:40.370]             }
[13:30:40.370]             {
[13:30:40.370]                 if (base::length(...future.futureOptionsAdded) > 
[13:30:40.370]                   0L) {
[13:30:40.370]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[13:30:40.370]                   base::names(opts) <- ...future.futureOptionsAdded
[13:30:40.370]                   base::options(opts)
[13:30:40.370]                 }
[13:30:40.370]                 {
[13:30:40.370]                   NULL
[13:30:40.370]                   options(future.plan = NULL)
[13:30:40.370]                   if (is.na(NA_character_)) 
[13:30:40.370]                     Sys.unsetenv("R_FUTURE_PLAN")
[13:30:40.370]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[13:30:40.370]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[13:30:40.370]                     .init = FALSE)
[13:30:40.370]                 }
[13:30:40.370]             }
[13:30:40.370]         }
[13:30:40.370]     })
[13:30:40.370]     if (TRUE) {
[13:30:40.370]         base::sink(type = "output", split = FALSE)
[13:30:40.370]         if (TRUE) {
[13:30:40.370]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[13:30:40.370]         }
[13:30:40.370]         else {
[13:30:40.370]             ...future.result["stdout"] <- base::list(NULL)
[13:30:40.370]         }
[13:30:40.370]         base::close(...future.stdout)
[13:30:40.370]         ...future.stdout <- NULL
[13:30:40.370]     }
[13:30:40.370]     ...future.result$conditions <- ...future.conditions
[13:30:40.370]     ...future.result$finished <- base::Sys.time()
[13:30:40.370]     ...future.result
[13:30:40.370] }
[13:30:40.374] - Launch lazy future ... done
[13:30:40.374] run() for 'MiraiFuture' ... done
[13:30:40.377] getGlobalsAndPackages() ...
[13:30:40.378] Searching for globals...
[13:30:40.381] - globals found: [3] '{', '*', 'a'
[13:30:40.381] Searching for globals ... DONE
[13:30:40.381] Resolving globals: FALSE
[13:30:40.382] The total size of the 1 globals is 56 bytes (56 bytes)
[13:30:40.382] 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')
[13:30:40.383] - globals: [1] 'a'
[13:30:40.383] 
[13:30:40.383] getGlobalsAndPackages() ... DONE
[13:30:40.383] run() for 'Future' ...
[13:30:40.384] - state: 'created'
[13:30:40.384] - Future backend: 'FutureStrategy', 'mirai_cluster', 'mirai', 'multiprocess', 'future', 'function'
[13:30:40.384] - Future class: 'MiraiFuture', 'MultiprocessFuture', 'Future', 'environment'
[13:30:40.384] - Copy elements of temporary 'MiraiFuture' to final 'Future' object ...
[13:30:40.385]   - Field: 'label'
[13:30:40.385]   - Field: 'local'
[13:30:40.385]   - Field: 'owner'
[13:30:40.385]   - Field: 'envir'
[13:30:40.385]   - Field: 'packages'
[13:30:40.385]   - Field: 'gc'
[13:30:40.386]   - Field: 'conditions'
[13:30:40.386]   - Field: 'expr'
[13:30:40.386]   - Field: 'uuid'
[13:30:40.386]   - Field: 'seed'
[13:30:40.386]   - Field: 'version'
[13:30:40.386]   - Field: 'result'
[13:30:40.387]   - Field: 'asynchronous'
[13:30:40.387]   - Field: 'calls'
[13:30:40.387]   - Field: 'globals'
[13:30:40.387]   - Field: 'stdout'
[13:30:40.387]   - Field: 'earlySignal'
[13:30:40.388]   - Field: 'lazy'
[13:30:40.388]   - Field: 'state'
[13:30:40.388]   - Field: '.cluster'
[13:30:40.388] - Copy elements of temporary 'MiraiFuture' to final 'Future' object ... done
[13:30:40.388] - Launch lazy future ...
[13:30:40.388] Packages needed by the future expression (n = 0): <none>
[13:30:40.389] Packages needed by future strategies (n = 0): <none>
[13:30:40.389] {
[13:30:40.389]     {
[13:30:40.389]         {
[13:30:40.389]             ...future.startTime <- base::Sys.time()
[13:30:40.389]             {
[13:30:40.389]                 {
[13:30:40.389]                   {
[13:30:40.389]                     base::local({
[13:30:40.389]                       has_future <- base::requireNamespace("future", 
[13:30:40.389]                         quietly = TRUE)
[13:30:40.389]                       if (has_future) {
[13:30:40.389]                         ns <- base::getNamespace("future")
[13:30:40.389]                         version <- ns[[".package"]][["version"]]
[13:30:40.389]                         if (is.null(version)) 
[13:30:40.389]                           version <- utils::packageVersion("future")
[13:30:40.389]                       }
[13:30:40.389]                       else {
[13:30:40.389]                         version <- NULL
[13:30:40.389]                       }
[13:30:40.389]                       if (!has_future || version < "1.8.0") {
[13:30:40.389]                         info <- base::c(r_version = base::gsub("R version ", 
[13:30:40.389]                           "", base::R.version$version.string), 
[13:30:40.389]                           platform = base::sprintf("%s (%s-bit)", 
[13:30:40.389]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[13:30:40.389]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[13:30:40.389]                             "release", "version")], collapse = " "), 
[13:30:40.389]                           hostname = base::Sys.info()[["nodename"]])
[13:30:40.389]                         info <- base::sprintf("%s: %s", base::names(info), 
[13:30:40.389]                           info)
[13:30:40.389]                         info <- base::paste(info, collapse = "; ")
[13:30:40.389]                         if (!has_future) {
[13:30:40.389]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[13:30:40.389]                             info)
[13:30:40.389]                         }
[13:30:40.389]                         else {
[13:30:40.389]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[13:30:40.389]                             info, version)
[13:30:40.389]                         }
[13:30:40.389]                         base::stop(msg)
[13:30:40.389]                       }
[13:30:40.389]                     })
[13:30:40.389]                   }
[13:30:40.389]                   ...future.strategy.old <- future::plan("list")
[13:30:40.389]                   options(future.plan = NULL)
[13:30:40.389]                   Sys.unsetenv("R_FUTURE_PLAN")
[13:30:40.389]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[13:30:40.389]                 }
[13:30:40.389]                 ...future.workdir <- getwd()
[13:30:40.389]             }
[13:30:40.389]             ...future.oldOptions <- base::as.list(base::.Options)
[13:30:40.389]             ...future.oldEnvVars <- base::Sys.getenv()
[13:30:40.389]         }
[13:30:40.389]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[13:30:40.389]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[13:30:40.389]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[13:30:40.389]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[13:30:40.389]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[13:30:40.389]             future.stdout.windows.reencode = NULL, width = 80L)
[13:30:40.389]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[13:30:40.389]             base::names(...future.oldOptions))
[13:30:40.389]     }
[13:30:40.389]     if (FALSE) {
[13:30:40.389]     }
[13:30:40.389]     else {
[13:30:40.389]         if (TRUE) {
[13:30:40.389]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[13:30:40.389]                 open = "w")
[13:30:40.389]         }
[13:30:40.389]         else {
[13:30:40.389]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[13:30:40.389]                 windows = "NUL", "/dev/null"), open = "w")
[13:30:40.389]         }
[13:30:40.389]         base::sink(...future.stdout, type = "output", split = FALSE)
[13:30:40.389]         base::on.exit(if (!base::is.null(...future.stdout)) {
[13:30:40.389]             base::sink(type = "output", split = FALSE)
[13:30:40.389]             base::close(...future.stdout)
[13:30:40.389]         }, add = TRUE)
[13:30:40.389]     }
[13:30:40.389]     ...future.frame <- base::sys.nframe()
[13:30:40.389]     ...future.conditions <- base::list()
[13:30:40.389]     ...future.rng <- base::globalenv()$.Random.seed
[13:30:40.389]     if (FALSE) {
[13:30:40.389]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[13:30:40.389]             "...future.value", "...future.globalenv.names", ".Random.seed")
[13:30:40.389]     }
[13:30:40.389]     ...future.result <- base::tryCatch({
[13:30:40.389]         base::withCallingHandlers({
[13:30:40.389]             ...future.value <- base::withVisible(base::local({
[13:30:40.389]                 2 * a
[13:30:40.389]             }))
[13:30:40.389]             future::FutureResult(value = ...future.value$value, 
[13:30:40.389]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[13:30:40.389]                   ...future.rng), globalenv = if (FALSE) 
[13:30:40.389]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[13:30:40.389]                     ...future.globalenv.names))
[13:30:40.389]                 else NULL, started = ...future.startTime, version = "1.8")
[13:30:40.389]         }, condition = base::local({
[13:30:40.389]             c <- base::c
[13:30:40.389]             inherits <- base::inherits
[13:30:40.389]             invokeRestart <- base::invokeRestart
[13:30:40.389]             length <- base::length
[13:30:40.389]             list <- base::list
[13:30:40.389]             seq.int <- base::seq.int
[13:30:40.389]             signalCondition <- base::signalCondition
[13:30:40.389]             sys.calls <- base::sys.calls
[13:30:40.389]             `[[` <- base::`[[`
[13:30:40.389]             `+` <- base::`+`
[13:30:40.389]             `<<-` <- base::`<<-`
[13:30:40.389]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[13:30:40.389]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[13:30:40.389]                   3L)]
[13:30:40.389]             }
[13:30:40.389]             function(cond) {
[13:30:40.389]                 is_error <- inherits(cond, "error")
[13:30:40.389]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[13:30:40.389]                   NULL)
[13:30:40.389]                 if (is_error) {
[13:30:40.389]                   sessionInformation <- function() {
[13:30:40.389]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[13:30:40.389]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[13:30:40.389]                       search = base::search(), system = base::Sys.info())
[13:30:40.389]                   }
[13:30:40.389]                   ...future.conditions[[length(...future.conditions) + 
[13:30:40.389]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[13:30:40.389]                     cond$call), session = sessionInformation(), 
[13:30:40.389]                     timestamp = base::Sys.time(), signaled = 0L)
[13:30:40.389]                   signalCondition(cond)
[13:30:40.389]                 }
[13:30:40.389]                 else if (!ignore && TRUE && inherits(cond, "condition")) {
[13:30:40.389]                   signal <- FALSE && inherits(cond, character(0))
[13:30:40.389]                   ...future.conditions[[length(...future.conditions) + 
[13:30:40.389]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[13:30:40.389]                   if (FALSE && !signal) {
[13:30:40.389]                     muffleCondition <- function (cond, pattern = "^muffle") 
[13:30:40.389]                     {
[13:30:40.389]                       inherits <- base::inherits
[13:30:40.389]                       invokeRestart <- base::invokeRestart
[13:30:40.389]                       is.null <- base::is.null
[13:30:40.389]                       muffled <- FALSE
[13:30:40.389]                       if (inherits(cond, "message")) {
[13:30:40.389]                         muffled <- grepl(pattern, "muffleMessage")
[13:30:40.389]                         if (muffled) 
[13:30:40.389]                           invokeRestart("muffleMessage")
[13:30:40.389]                       }
[13:30:40.389]                       else if (inherits(cond, "warning")) {
[13:30:40.389]                         muffled <- grepl(pattern, "muffleWarning")
[13:30:40.389]                         if (muffled) 
[13:30:40.389]                           invokeRestart("muffleWarning")
[13:30:40.389]                       }
[13:30:40.389]                       else if (inherits(cond, "condition")) {
[13:30:40.389]                         if (!is.null(pattern)) {
[13:30:40.389]                           computeRestarts <- base::computeRestarts
[13:30:40.389]                           grepl <- base::grepl
[13:30:40.389]                           restarts <- computeRestarts(cond)
[13:30:40.389]                           for (restart in restarts) {
[13:30:40.389]                             name <- restart$name
[13:30:40.389]                             if (is.null(name)) 
[13:30:40.389]                               next
[13:30:40.389]                             if (!grepl(pattern, name)) 
[13:30:40.389]                               next
[13:30:40.389]                             invokeRestart(restart)
[13:30:40.389]                             muffled <- TRUE
[13:30:40.389]                             break
[13:30:40.389]                           }
[13:30:40.389]                         }
[13:30:40.389]                       }
[13:30:40.389]                       invisible(muffled)
[13:30:40.389]                     }
[13:30:40.389]                     muffleCondition(cond, pattern = "^muffle")
[13:30:40.389]                   }
[13:30:40.389]                 }
[13:30:40.389]                 else {
[13:30:40.389]                   if (TRUE) {
[13:30:40.389]                     muffleCondition <- function (cond, pattern = "^muffle") 
[13:30:40.389]                     {
[13:30:40.389]                       inherits <- base::inherits
[13:30:40.389]                       invokeRestart <- base::invokeRestart
[13:30:40.389]                       is.null <- base::is.null
[13:30:40.389]                       muffled <- FALSE
[13:30:40.389]                       if (inherits(cond, "message")) {
[13:30:40.389]                         muffled <- grepl(pattern, "muffleMessage")
[13:30:40.389]                         if (muffled) 
[13:30:40.389]                           invokeRestart("muffleMessage")
[13:30:40.389]                       }
[13:30:40.389]                       else if (inherits(cond, "warning")) {
[13:30:40.389]                         muffled <- grepl(pattern, "muffleWarning")
[13:30:40.389]                         if (muffled) 
[13:30:40.389]                           invokeRestart("muffleWarning")
[13:30:40.389]                       }
[13:30:40.389]                       else if (inherits(cond, "condition")) {
[13:30:40.389]                         if (!is.null(pattern)) {
[13:30:40.389]                           computeRestarts <- base::computeRestarts
[13:30:40.389]                           grepl <- base::grepl
[13:30:40.389]                           restarts <- computeRestarts(cond)
[13:30:40.389]                           for (restart in restarts) {
[13:30:40.389]                             name <- restart$name
[13:30:40.389]                             if (is.null(name)) 
[13:30:40.389]                               next
[13:30:40.389]                             if (!grepl(pattern, name)) 
[13:30:40.389]                               next
[13:30:40.389]                             invokeRestart(restart)
[13:30:40.389]                             muffled <- TRUE
[13:30:40.389]                             break
[13:30:40.389]                           }
[13:30:40.389]                         }
[13:30:40.389]                       }
[13:30:40.389]                       invisible(muffled)
[13:30:40.389]                     }
[13:30:40.389]                     muffleCondition(cond, pattern = "^muffle")
[13:30:40.389]                   }
[13:30:40.389]                 }
[13:30:40.389]             }
[13:30:40.389]         }))
[13:30:40.389]     }, error = function(ex) {
[13:30:40.389]         base::structure(base::list(value = NULL, visible = NULL, 
[13:30:40.389]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[13:30:40.389]                 ...future.rng), started = ...future.startTime, 
[13:30:40.389]             finished = Sys.time(), session_uuid = NA_character_, 
[13:30:40.389]             version = "1.8"), class = "FutureResult")
[13:30:40.389]     }, finally = {
[13:30:40.389]         if (!identical(...future.workdir, getwd())) 
[13:30:40.389]             setwd(...future.workdir)
[13:30:40.389]         {
[13:30:40.389]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[13:30:40.389]                 ...future.oldOptions$nwarnings <- NULL
[13:30:40.389]             }
[13:30:40.389]             base::options(...future.oldOptions)
[13:30:40.389]             if (.Platform$OS.type == "windows") {
[13:30:40.389]                 old_names <- names(...future.oldEnvVars)
[13:30:40.389]                 envs <- base::Sys.getenv()
[13:30:40.389]                 names <- names(envs)
[13:30:40.389]                 common <- intersect(names, old_names)
[13:30:40.389]                 added <- setdiff(names, old_names)
[13:30:40.389]                 removed <- setdiff(old_names, names)
[13:30:40.389]                 changed <- common[...future.oldEnvVars[common] != 
[13:30:40.389]                   envs[common]]
[13:30:40.389]                 NAMES <- toupper(changed)
[13:30:40.389]                 args <- list()
[13:30:40.389]                 for (kk in seq_along(NAMES)) {
[13:30:40.389]                   name <- changed[[kk]]
[13:30:40.389]                   NAME <- NAMES[[kk]]
[13:30:40.389]                   if (name != NAME && is.element(NAME, old_names)) 
[13:30:40.389]                     next
[13:30:40.389]                   args[[name]] <- ...future.oldEnvVars[[name]]
[13:30:40.389]                 }
[13:30:40.389]                 NAMES <- toupper(added)
[13:30:40.389]                 for (kk in seq_along(NAMES)) {
[13:30:40.389]                   name <- added[[kk]]
[13:30:40.389]                   NAME <- NAMES[[kk]]
[13:30:40.389]                   if (name != NAME && is.element(NAME, old_names)) 
[13:30:40.389]                     next
[13:30:40.389]                   args[[name]] <- ""
[13:30:40.389]                 }
[13:30:40.389]                 NAMES <- toupper(removed)
[13:30:40.389]                 for (kk in seq_along(NAMES)) {
[13:30:40.389]                   name <- removed[[kk]]
[13:30:40.389]                   NAME <- NAMES[[kk]]
[13:30:40.389]                   if (name != NAME && is.element(NAME, old_names)) 
[13:30:40.389]                     next
[13:30:40.389]                   args[[name]] <- ...future.oldEnvVars[[name]]
[13:30:40.389]                 }
[13:30:40.389]                 if (length(args) > 0) 
[13:30:40.389]                   base::do.call(base::Sys.setenv, args = args)
[13:30:40.389]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[13:30:40.389]             }
[13:30:40.389]             else {
[13:30:40.389]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[13:30:40.389]             }
[13:30:40.389]             {
[13:30:40.389]                 if (base::length(...future.futureOptionsAdded) > 
[13:30:40.389]                   0L) {
[13:30:40.389]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[13:30:40.389]                   base::names(opts) <- ...future.futureOptionsAdded
[13:30:40.389]                   base::options(opts)
[13:30:40.389]                 }
[13:30:40.389]                 {
[13:30:40.389]                   NULL
[13:30:40.389]                   options(future.plan = NULL)
[13:30:40.389]                   if (is.na(NA_character_)) 
[13:30:40.389]                     Sys.unsetenv("R_FUTURE_PLAN")
[13:30:40.389]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[13:30:40.389]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[13:30:40.389]                     .init = FALSE)
[13:30:40.389]                 }
[13:30:40.389]             }
[13:30:40.389]         }
[13:30:40.389]     })
[13:30:40.389]     if (TRUE) {
[13:30:40.389]         base::sink(type = "output", split = FALSE)
[13:30:40.389]         if (TRUE) {
[13:30:40.389]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[13:30:40.389]         }
[13:30:40.389]         else {
[13:30:40.389]             ...future.result["stdout"] <- base::list(NULL)
[13:30:40.389]         }
[13:30:40.389]         base::close(...future.stdout)
[13:30:40.389]         ...future.stdout <- NULL
[13:30:40.389]     }
[13:30:40.389]     ...future.result$conditions <- ...future.conditions
[13:30:40.389]     ...future.result$finished <- base::Sys.time()
[13:30:40.389]     ...future.result
[13:30:40.389] }
[13:30:40.393] - Launch lazy future ... done
[13:30:40.393] run() for 'MiraiFuture' ... done
[13:30:40.395] - plan('mirai_cluster') ... DONE[13:30:40.395] - plan('mirai_multisession') ...[13:30:40.398] plan(): Setting new future strategy stack:
[13:30:40.398] List of future strategies:
[13:30:40.398] 1. mirai_multisession:
[13:30:40.398]    - args: function (expr, substitute = TRUE, envir = parent.frame(), ..., workers = availableCores())
[13:30:40.398]    - tweaked: FALSE
[13:30:40.398]    - call: plan(strategy)
[13:30:40.399] plan(): plan_init() of 'mirai_multisession', 'mirai_cluster', 'mirai', 'multiprocess', 'future', 'function' ...
[13:30:40.399] < mirai [$data] >
[13:30:40.401] getGlobalsAndPackages() ...
[13:30:40.401] Not searching for globals
[13:30:40.401] - globals: [0] <none>
[13:30:40.402] getGlobalsAndPackages() ... DONE
[13:30:40.402] getGlobalsAndPackages() ...
[13:30:40.402] 
[13:30:40.402] - globals: [0] <none>
[13:30:40.402] getGlobalsAndPackages() ... DONE
[13:30:40.403] Packages needed by the future expression (n = 0): <none>
[13:30:40.403] Packages needed by future strategies (n = 0): <none>
[13:30:40.403] {
[13:30:40.403]     {
[13:30:40.403]         {
[13:30:40.403]             ...future.startTime <- base::Sys.time()
[13:30:40.403]             {
[13:30:40.403]                 {
[13:30:40.403]                   {
[13:30:40.403]                     base::local({
[13:30:40.403]                       has_future <- base::requireNamespace("future", 
[13:30:40.403]                         quietly = TRUE)
[13:30:40.403]                       if (has_future) {
[13:30:40.403]                         ns <- base::getNamespace("future")
[13:30:40.403]                         version <- ns[[".package"]][["version"]]
[13:30:40.403]                         if (is.null(version)) 
[13:30:40.403]                           version <- utils::packageVersion("future")
[13:30:40.403]                       }
[13:30:40.403]                       else {
[13:30:40.403]                         version <- NULL
[13:30:40.403]                       }
[13:30:40.403]                       if (!has_future || version < "1.8.0") {
[13:30:40.403]                         info <- base::c(r_version = base::gsub("R version ", 
[13:30:40.403]                           "", base::R.version$version.string), 
[13:30:40.403]                           platform = base::sprintf("%s (%s-bit)", 
[13:30:40.403]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[13:30:40.403]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[13:30:40.403]                             "release", "version")], collapse = " "), 
[13:30:40.403]                           hostname = base::Sys.info()[["nodename"]])
[13:30:40.403]                         info <- base::sprintf("%s: %s", base::names(info), 
[13:30:40.403]                           info)
[13:30:40.403]                         info <- base::paste(info, collapse = "; ")
[13:30:40.403]                         if (!has_future) {
[13:30:40.403]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[13:30:40.403]                             info)
[13:30:40.403]                         }
[13:30:40.403]                         else {
[13:30:40.403]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[13:30:40.403]                             info, version)
[13:30:40.403]                         }
[13:30:40.403]                         base::stop(msg)
[13:30:40.403]                       }
[13:30:40.403]                     })
[13:30:40.403]                   }
[13:30:40.403]                   ...future.strategy.old <- future::plan("list")
[13:30:40.403]                   options(future.plan = NULL)
[13:30:40.403]                   Sys.unsetenv("R_FUTURE_PLAN")
[13:30:40.403]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[13:30:40.403]                 }
[13:30:40.403]                 ...future.workdir <- getwd()
[13:30:40.403]             }
[13:30:40.403]             ...future.oldOptions <- base::as.list(base::.Options)
[13:30:40.403]             ...future.oldEnvVars <- base::Sys.getenv()
[13:30:40.403]         }
[13:30:40.403]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[13:30:40.403]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[13:30:40.403]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[13:30:40.403]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[13:30:40.403]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[13:30:40.403]             future.stdout.windows.reencode = NULL, width = 80L)
[13:30:40.403]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[13:30:40.403]             base::names(...future.oldOptions))
[13:30:40.403]     }
[13:30:40.403]     if (FALSE) {
[13:30:40.403]     }
[13:30:40.403]     else {
[13:30:40.403]         if (TRUE) {
[13:30:40.403]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[13:30:40.403]                 open = "w")
[13:30:40.403]         }
[13:30:40.403]         else {
[13:30:40.403]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[13:30:40.403]                 windows = "NUL", "/dev/null"), open = "w")
[13:30:40.403]         }
[13:30:40.403]         base::sink(...future.stdout, type = "output", split = FALSE)
[13:30:40.403]         base::on.exit(if (!base::is.null(...future.stdout)) {
[13:30:40.403]             base::sink(type = "output", split = FALSE)
[13:30:40.403]             base::close(...future.stdout)
[13:30:40.403]         }, add = TRUE)
[13:30:40.403]     }
[13:30:40.403]     ...future.frame <- base::sys.nframe()
[13:30:40.403]     ...future.conditions <- base::list()
[13:30:40.403]     ...future.rng <- base::globalenv()$.Random.seed
[13:30:40.403]     if (FALSE) {
[13:30:40.403]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[13:30:40.403]             "...future.value", "...future.globalenv.names", ".Random.seed")
[13:30:40.403]     }
[13:30:40.403]     ...future.result <- base::tryCatch({
[13:30:40.403]         base::withCallingHandlers({
[13:30:40.403]             ...future.value <- base::withVisible(base::local(NA))
[13:30:40.403]             future::FutureResult(value = ...future.value$value, 
[13:30:40.403]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[13:30:40.403]                   ...future.rng), globalenv = if (FALSE) 
[13:30:40.403]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[13:30:40.403]                     ...future.globalenv.names))
[13:30:40.403]                 else NULL, started = ...future.startTime, version = "1.8")
[13:30:40.403]         }, condition = base::local({
[13:30:40.403]             c <- base::c
[13:30:40.403]             inherits <- base::inherits
[13:30:40.403]             invokeRestart <- base::invokeRestart
[13:30:40.403]             length <- base::length
[13:30:40.403]             list <- base::list
[13:30:40.403]             seq.int <- base::seq.int
[13:30:40.403]             signalCondition <- base::signalCondition
[13:30:40.403]             sys.calls <- base::sys.calls
[13:30:40.403]             `[[` <- base::`[[`
[13:30:40.403]             `+` <- base::`+`
[13:30:40.403]             `<<-` <- base::`<<-`
[13:30:40.403]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[13:30:40.403]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[13:30:40.403]                   3L)]
[13:30:40.403]             }
[13:30:40.403]             function(cond) {
[13:30:40.403]                 is_error <- inherits(cond, "error")
[13:30:40.403]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[13:30:40.403]                   NULL)
[13:30:40.403]                 if (is_error) {
[13:30:40.403]                   sessionInformation <- function() {
[13:30:40.403]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[13:30:40.403]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[13:30:40.403]                       search = base::search(), system = base::Sys.info())
[13:30:40.403]                   }
[13:30:40.403]                   ...future.conditions[[length(...future.conditions) + 
[13:30:40.403]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[13:30:40.403]                     cond$call), session = sessionInformation(), 
[13:30:40.403]                     timestamp = base::Sys.time(), signaled = 0L)
[13:30:40.403]                   signalCondition(cond)
[13:30:40.403]                 }
[13:30:40.403]                 else if (!ignore && TRUE && inherits(cond, "condition")) {
[13:30:40.403]                   signal <- FALSE && inherits(cond, character(0))
[13:30:40.403]                   ...future.conditions[[length(...future.conditions) + 
[13:30:40.403]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[13:30:40.403]                   if (FALSE && !signal) {
[13:30:40.403]                     muffleCondition <- function (cond, pattern = "^muffle") 
[13:30:40.403]                     {
[13:30:40.403]                       inherits <- base::inherits
[13:30:40.403]                       invokeRestart <- base::invokeRestart
[13:30:40.403]                       is.null <- base::is.null
[13:30:40.403]                       muffled <- FALSE
[13:30:40.403]                       if (inherits(cond, "message")) {
[13:30:40.403]                         muffled <- grepl(pattern, "muffleMessage")
[13:30:40.403]                         if (muffled) 
[13:30:40.403]                           invokeRestart("muffleMessage")
[13:30:40.403]                       }
[13:30:40.403]                       else if (inherits(cond, "warning")) {
[13:30:40.403]                         muffled <- grepl(pattern, "muffleWarning")
[13:30:40.403]                         if (muffled) 
[13:30:40.403]                           invokeRestart("muffleWarning")
[13:30:40.403]                       }
[13:30:40.403]                       else if (inherits(cond, "condition")) {
[13:30:40.403]                         if (!is.null(pattern)) {
[13:30:40.403]                           computeRestarts <- base::computeRestarts
[13:30:40.403]                           grepl <- base::grepl
[13:30:40.403]                           restarts <- computeRestarts(cond)
[13:30:40.403]                           for (restart in restarts) {
[13:30:40.403]                             name <- restart$name
[13:30:40.403]                             if (is.null(name)) 
[13:30:40.403]                               next
[13:30:40.403]                             if (!grepl(pattern, name)) 
[13:30:40.403]                               next
[13:30:40.403]                             invokeRestart(restart)
[13:30:40.403]                             muffled <- TRUE
[13:30:40.403]                             break
[13:30:40.403]                           }
[13:30:40.403]                         }
[13:30:40.403]                       }
[13:30:40.403]                       invisible(muffled)
[13:30:40.403]                     }
[13:30:40.403]                     muffleCondition(cond, pattern = "^muffle")
[13:30:40.403]                   }
[13:30:40.403]                 }
[13:30:40.403]                 else {
[13:30:40.403]                   if (TRUE) {
[13:30:40.403]                     muffleCondition <- function (cond, pattern = "^muffle") 
[13:30:40.403]                     {
[13:30:40.403]                       inherits <- base::inherits
[13:30:40.403]                       invokeRestart <- base::invokeRestart
[13:30:40.403]                       is.null <- base::is.null
[13:30:40.403]                       muffled <- FALSE
[13:30:40.403]                       if (inherits(cond, "message")) {
[13:30:40.403]                         muffled <- grepl(pattern, "muffleMessage")
[13:30:40.403]                         if (muffled) 
[13:30:40.403]                           invokeRestart("muffleMessage")
[13:30:40.403]                       }
[13:30:40.403]                       else if (inherits(cond, "warning")) {
[13:30:40.403]                         muffled <- grepl(pattern, "muffleWarning")
[13:30:40.403]                         if (muffled) 
[13:30:40.403]                           invokeRestart("muffleWarning")
[13:30:40.403]                       }
[13:30:40.403]                       else if (inherits(cond, "condition")) {
[13:30:40.403]                         if (!is.null(pattern)) {
[13:30:40.403]                           computeRestarts <- base::computeRestarts
[13:30:40.403]                           grepl <- base::grepl
[13:30:40.403]                           restarts <- computeRestarts(cond)
[13:30:40.403]                           for (restart in restarts) {
[13:30:40.403]                             name <- restart$name
[13:30:40.403]                             if (is.null(name)) 
[13:30:40.403]                               next
[13:30:40.403]                             if (!grepl(pattern, name)) 
[13:30:40.403]                               next
[13:30:40.403]                             invokeRestart(restart)
[13:30:40.403]                             muffled <- TRUE
[13:30:40.403]                             break
[13:30:40.403]                           }
[13:30:40.403]                         }
[13:30:40.403]                       }
[13:30:40.403]                       invisible(muffled)
[13:30:40.403]                     }
[13:30:40.403]                     muffleCondition(cond, pattern = "^muffle")
[13:30:40.403]                   }
[13:30:40.403]                 }
[13:30:40.403]             }
[13:30:40.403]         }))
[13:30:40.403]     }, error = function(ex) {
[13:30:40.403]         base::structure(base::list(value = NULL, visible = NULL, 
[13:30:40.403]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[13:30:40.403]                 ...future.rng), started = ...future.startTime, 
[13:30:40.403]             finished = Sys.time(), session_uuid = NA_character_, 
[13:30:40.403]             version = "1.8"), class = "FutureResult")
[13:30:40.403]     }, finally = {
[13:30:40.403]         if (!identical(...future.workdir, getwd())) 
[13:30:40.403]             setwd(...future.workdir)
[13:30:40.403]         {
[13:30:40.403]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[13:30:40.403]                 ...future.oldOptions$nwarnings <- NULL
[13:30:40.403]             }
[13:30:40.403]             base::options(...future.oldOptions)
[13:30:40.403]             if (.Platform$OS.type == "windows") {
[13:30:40.403]                 old_names <- names(...future.oldEnvVars)
[13:30:40.403]                 envs <- base::Sys.getenv()
[13:30:40.403]                 names <- names(envs)
[13:30:40.403]                 common <- intersect(names, old_names)
[13:30:40.403]                 added <- setdiff(names, old_names)
[13:30:40.403]                 removed <- setdiff(old_names, names)
[13:30:40.403]                 changed <- common[...future.oldEnvVars[common] != 
[13:30:40.403]                   envs[common]]
[13:30:40.403]                 NAMES <- toupper(changed)
[13:30:40.403]                 args <- list()
[13:30:40.403]                 for (kk in seq_along(NAMES)) {
[13:30:40.403]                   name <- changed[[kk]]
[13:30:40.403]                   NAME <- NAMES[[kk]]
[13:30:40.403]                   if (name != NAME && is.element(NAME, old_names)) 
[13:30:40.403]                     next
[13:30:40.403]                   args[[name]] <- ...future.oldEnvVars[[name]]
[13:30:40.403]                 }
[13:30:40.403]                 NAMES <- toupper(added)
[13:30:40.403]                 for (kk in seq_along(NAMES)) {
[13:30:40.403]                   name <- added[[kk]]
[13:30:40.403]                   NAME <- NAMES[[kk]]
[13:30:40.403]                   if (name != NAME && is.element(NAME, old_names)) 
[13:30:40.403]                     next
[13:30:40.403]                   args[[name]] <- ""
[13:30:40.403]                 }
[13:30:40.403]                 NAMES <- toupper(removed)
[13:30:40.403]                 for (kk in seq_along(NAMES)) {
[13:30:40.403]                   name <- removed[[kk]]
[13:30:40.403]                   NAME <- NAMES[[kk]]
[13:30:40.403]                   if (name != NAME && is.element(NAME, old_names)) 
[13:30:40.403]                     next
[13:30:40.403]                   args[[name]] <- ...future.oldEnvVars[[name]]
[13:30:40.403]                 }
[13:30:40.403]                 if (length(args) > 0) 
[13:30:40.403]                   base::do.call(base::Sys.setenv, args = args)
[13:30:40.403]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[13:30:40.403]             }
[13:30:40.403]             else {
[13:30:40.403]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[13:30:40.403]             }
[13:30:40.403]             {
[13:30:40.403]                 if (base::length(...future.futureOptionsAdded) > 
[13:30:40.403]                   0L) {
[13:30:40.403]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[13:30:40.403]                   base::names(opts) <- ...future.futureOptionsAdded
[13:30:40.403]                   base::options(opts)
[13:30:40.403]                 }
[13:30:40.403]                 {
[13:30:40.403]                   NULL
[13:30:40.403]                   options(future.plan = NULL)
[13:30:40.403]                   if (is.na(NA_character_)) 
[13:30:40.403]                     Sys.unsetenv("R_FUTURE_PLAN")
[13:30:40.403]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[13:30:40.403]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[13:30:40.403]                     .init = FALSE)
[13:30:40.403]                 }
[13:30:40.403]             }
[13:30:40.403]         }
[13:30:40.403]     })
[13:30:40.403]     if (TRUE) {
[13:30:40.403]         base::sink(type = "output", split = FALSE)
[13:30:40.403]         if (TRUE) {
[13:30:40.403]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[13:30:40.403]         }
[13:30:40.403]         else {
[13:30:40.403]             ...future.result["stdout"] <- base::list(NULL)
[13:30:40.403]         }
[13:30:40.403]         base::close(...future.stdout)
[13:30:40.403]         ...future.stdout <- NULL
[13:30:40.403]     }
[13:30:40.403]     ...future.result$conditions <- ...future.conditions
[13:30:40.403]     ...future.result$finished <- base::Sys.time()
[13:30:40.403]     ...future.result
[13:30:40.403] }
[13:30:40.409] plan(): plan_init() of 'mirai_multisession', 'mirai_cluster', 'mirai', 'multiprocess', 'future', 'function' ... DONE
[13:30:40.409] plan(): nbrOfWorkers() = 2
[13:30:40.409] getGlobalsAndPackages() ...
[13:30:40.410] Searching for globals...
[13:30:40.410] - globals found: [2] '*', 'a'
[13:30:40.411] Searching for globals ... DONE
[13:30:40.411] Resolving globals: FALSE
[13:30:40.411] The total size of the 1 globals is 56 bytes (56 bytes)
[13:30:40.412] 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')
[13:30:40.412] - globals: [1] 'a'
[13:30:40.412] 
[13:30:40.412] getGlobalsAndPackages() ... DONE
[13:30:40.412] run() for 'Future' ...
[13:30:40.413] - state: 'created'
[13:30:40.413] - Future backend: 'FutureStrategy', 'mirai_multisession', 'mirai_cluster', 'mirai', 'multiprocess', 'future', 'function'
[13:30:40.415] - Future class: 'MiraiFuture', 'MultiprocessFuture', 'Future', 'environment'
[13:30:40.415] - Copy elements of temporary 'MiraiFuture' to final 'Future' object ...
[13:30:40.415]   - Field: 'label'
[13:30:40.416]   - Field: 'local'
[13:30:40.416]   - Field: 'owner'
[13:30:40.416]   - Field: 'envir'
[13:30:40.416]   - Field: 'packages'
[13:30:40.416]   - Field: 'gc'
[13:30:40.416]   - Field: 'conditions'
[13:30:40.417]   - Field: 'expr'
[13:30:40.417]   - Field: 'uuid'
[13:30:40.417]   - Field: 'seed'
[13:30:40.417]   - Field: 'version'
[13:30:40.417]   - Field: 'result'
[13:30:40.417]   - Field: 'asynchronous'
[13:30:40.418]   - Field: 'calls'
[13:30:40.418]   - Field: 'globals'
[13:30:40.418]   - Field: 'stdout'
[13:30:40.418]   - Field: 'earlySignal'
[13:30:40.418]   - Field: 'lazy'
[13:30:40.418]   - Field: 'state'
[13:30:40.419]   - Field: '.cluster'
[13:30:40.419] - Copy elements of temporary 'MiraiFuture' to final 'Future' object ... done
[13:30:40.419] - Launch lazy future ...
[13:30:40.419] Packages needed by the future expression (n = 0): <none>
[13:30:40.419] Packages needed by future strategies (n = 0): <none>
[13:30:40.420] {
[13:30:40.420]     {
[13:30:40.420]         {
[13:30:40.420]             ...future.startTime <- base::Sys.time()
[13:30:40.420]             {
[13:30:40.420]                 {
[13:30:40.420]                   {
[13:30:40.420]                     base::local({
[13:30:40.420]                       has_future <- base::requireNamespace("future", 
[13:30:40.420]                         quietly = TRUE)
[13:30:40.420]                       if (has_future) {
[13:30:40.420]                         ns <- base::getNamespace("future")
[13:30:40.420]                         version <- ns[[".package"]][["version"]]
[13:30:40.420]                         if (is.null(version)) 
[13:30:40.420]                           version <- utils::packageVersion("future")
[13:30:40.420]                       }
[13:30:40.420]                       else {
[13:30:40.420]                         version <- NULL
[13:30:40.420]                       }
[13:30:40.420]                       if (!has_future || version < "1.8.0") {
[13:30:40.420]                         info <- base::c(r_version = base::gsub("R version ", 
[13:30:40.420]                           "", base::R.version$version.string), 
[13:30:40.420]                           platform = base::sprintf("%s (%s-bit)", 
[13:30:40.420]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[13:30:40.420]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[13:30:40.420]                             "release", "version")], collapse = " "), 
[13:30:40.420]                           hostname = base::Sys.info()[["nodename"]])
[13:30:40.420]                         info <- base::sprintf("%s: %s", base::names(info), 
[13:30:40.420]                           info)
[13:30:40.420]                         info <- base::paste(info, collapse = "; ")
[13:30:40.420]                         if (!has_future) {
[13:30:40.420]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[13:30:40.420]                             info)
[13:30:40.420]                         }
[13:30:40.420]                         else {
[13:30:40.420]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[13:30:40.420]                             info, version)
[13:30:40.420]                         }
[13:30:40.420]                         base::stop(msg)
[13:30:40.420]                       }
[13:30:40.420]                     })
[13:30:40.420]                   }
[13:30:40.420]                   ...future.strategy.old <- future::plan("list")
[13:30:40.420]                   options(future.plan = NULL)
[13:30:40.420]                   Sys.unsetenv("R_FUTURE_PLAN")
[13:30:40.420]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[13:30:40.420]                 }
[13:30:40.420]                 ...future.workdir <- getwd()
[13:30:40.420]             }
[13:30:40.420]             ...future.oldOptions <- base::as.list(base::.Options)
[13:30:40.420]             ...future.oldEnvVars <- base::Sys.getenv()
[13:30:40.420]         }
[13:30:40.420]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[13:30:40.420]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[13:30:40.420]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[13:30:40.420]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[13:30:40.420]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[13:30:40.420]             future.stdout.windows.reencode = NULL, width = 80L)
[13:30:40.420]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[13:30:40.420]             base::names(...future.oldOptions))
[13:30:40.420]     }
[13:30:40.420]     if (FALSE) {
[13:30:40.420]     }
[13:30:40.420]     else {
[13:30:40.420]         if (TRUE) {
[13:30:40.420]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[13:30:40.420]                 open = "w")
[13:30:40.420]         }
[13:30:40.420]         else {
[13:30:40.420]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[13:30:40.420]                 windows = "NUL", "/dev/null"), open = "w")
[13:30:40.420]         }
[13:30:40.420]         base::sink(...future.stdout, type = "output", split = FALSE)
[13:30:40.420]         base::on.exit(if (!base::is.null(...future.stdout)) {
[13:30:40.420]             base::sink(type = "output", split = FALSE)
[13:30:40.420]             base::close(...future.stdout)
[13:30:40.420]         }, add = TRUE)
[13:30:40.420]     }
[13:30:40.420]     ...future.frame <- base::sys.nframe()
[13:30:40.420]     ...future.conditions <- base::list()
[13:30:40.420]     ...future.rng <- base::globalenv()$.Random.seed
[13:30:40.420]     if (FALSE) {
[13:30:40.420]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[13:30:40.420]             "...future.value", "...future.globalenv.names", ".Random.seed")
[13:30:40.420]     }
[13:30:40.420]     ...future.result <- base::tryCatch({
[13:30:40.420]         base::withCallingHandlers({
[13:30:40.420]             ...future.value <- base::withVisible(base::local(2 * 
[13:30:40.420]                 a))
[13:30:40.420]             future::FutureResult(value = ...future.value$value, 
[13:30:40.420]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[13:30:40.420]                   ...future.rng), globalenv = if (FALSE) 
[13:30:40.420]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[13:30:40.420]                     ...future.globalenv.names))
[13:30:40.420]                 else NULL, started = ...future.startTime, version = "1.8")
[13:30:40.420]         }, condition = base::local({
[13:30:40.420]             c <- base::c
[13:30:40.420]             inherits <- base::inherits
[13:30:40.420]             invokeRestart <- base::invokeRestart
[13:30:40.420]             length <- base::length
[13:30:40.420]             list <- base::list
[13:30:40.420]             seq.int <- base::seq.int
[13:30:40.420]             signalCondition <- base::signalCondition
[13:30:40.420]             sys.calls <- base::sys.calls
[13:30:40.420]             `[[` <- base::`[[`
[13:30:40.420]             `+` <- base::`+`
[13:30:40.420]             `<<-` <- base::`<<-`
[13:30:40.420]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[13:30:40.420]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[13:30:40.420]                   3L)]
[13:30:40.420]             }
[13:30:40.420]             function(cond) {
[13:30:40.420]                 is_error <- inherits(cond, "error")
[13:30:40.420]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[13:30:40.420]                   NULL)
[13:30:40.420]                 if (is_error) {
[13:30:40.420]                   sessionInformation <- function() {
[13:30:40.420]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[13:30:40.420]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[13:30:40.420]                       search = base::search(), system = base::Sys.info())
[13:30:40.420]                   }
[13:30:40.420]                   ...future.conditions[[length(...future.conditions) + 
[13:30:40.420]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[13:30:40.420]                     cond$call), session = sessionInformation(), 
[13:30:40.420]                     timestamp = base::Sys.time(), signaled = 0L)
[13:30:40.420]                   signalCondition(cond)
[13:30:40.420]                 }
[13:30:40.420]                 else if (!ignore && TRUE && inherits(cond, "condition")) {
[13:30:40.420]                   signal <- FALSE && inherits(cond, character(0))
[13:30:40.420]                   ...future.conditions[[length(...future.conditions) + 
[13:30:40.420]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[13:30:40.420]                   if (FALSE && !signal) {
[13:30:40.420]                     muffleCondition <- function (cond, pattern = "^muffle") 
[13:30:40.420]                     {
[13:30:40.420]                       inherits <- base::inherits
[13:30:40.420]                       invokeRestart <- base::invokeRestart
[13:30:40.420]                       is.null <- base::is.null
[13:30:40.420]                       muffled <- FALSE
[13:30:40.420]                       if (inherits(cond, "message")) {
[13:30:40.420]                         muffled <- grepl(pattern, "muffleMessage")
[13:30:40.420]                         if (muffled) 
[13:30:40.420]                           invokeRestart("muffleMessage")
[13:30:40.420]                       }
[13:30:40.420]                       else if (inherits(cond, "warning")) {
[13:30:40.420]                         muffled <- grepl(pattern, "muffleWarning")
[13:30:40.420]                         if (muffled) 
[13:30:40.420]                           invokeRestart("muffleWarning")
[13:30:40.420]                       }
[13:30:40.420]                       else if (inherits(cond, "condition")) {
[13:30:40.420]                         if (!is.null(pattern)) {
[13:30:40.420]                           computeRestarts <- base::computeRestarts
[13:30:40.420]                           grepl <- base::grepl
[13:30:40.420]                           restarts <- computeRestarts(cond)
[13:30:40.420]                           for (restart in restarts) {
[13:30:40.420]                             name <- restart$name
[13:30:40.420]                             if (is.null(name)) 
[13:30:40.420]                               next
[13:30:40.420]                             if (!grepl(pattern, name)) 
[13:30:40.420]                               next
[13:30:40.420]                             invokeRestart(restart)
[13:30:40.420]                             muffled <- TRUE
[13:30:40.420]                             break
[13:30:40.420]                           }
[13:30:40.420]                         }
[13:30:40.420]                       }
[13:30:40.420]                       invisible(muffled)
[13:30:40.420]                     }
[13:30:40.420]                     muffleCondition(cond, pattern = "^muffle")
[13:30:40.420]                   }
[13:30:40.420]                 }
[13:30:40.420]                 else {
[13:30:40.420]                   if (TRUE) {
[13:30:40.420]                     muffleCondition <- function (cond, pattern = "^muffle") 
[13:30:40.420]                     {
[13:30:40.420]                       inherits <- base::inherits
[13:30:40.420]                       invokeRestart <- base::invokeRestart
[13:30:40.420]                       is.null <- base::is.null
[13:30:40.420]                       muffled <- FALSE
[13:30:40.420]                       if (inherits(cond, "message")) {
[13:30:40.420]                         muffled <- grepl(pattern, "muffleMessage")
[13:30:40.420]                         if (muffled) 
[13:30:40.420]                           invokeRestart("muffleMessage")
[13:30:40.420]                       }
[13:30:40.420]                       else if (inherits(cond, "warning")) {
[13:30:40.420]                         muffled <- grepl(pattern, "muffleWarning")
[13:30:40.420]                         if (muffled) 
[13:30:40.420]                           invokeRestart("muffleWarning")
[13:30:40.420]                       }
[13:30:40.420]                       else if (inherits(cond, "condition")) {
[13:30:40.420]                         if (!is.null(pattern)) {
[13:30:40.420]                           computeRestarts <- base::computeRestarts
[13:30:40.420]                           grepl <- base::grepl
[13:30:40.420]                           restarts <- computeRestarts(cond)
[13:30:40.420]                           for (restart in restarts) {
[13:30:40.420]                             name <- restart$name
[13:30:40.420]                             if (is.null(name)) 
[13:30:40.420]                               next
[13:30:40.420]                             if (!grepl(pattern, name)) 
[13:30:40.420]                               next
[13:30:40.420]                             invokeRestart(restart)
[13:30:40.420]                             muffled <- TRUE
[13:30:40.420]                             break
[13:30:40.420]                           }
[13:30:40.420]                         }
[13:30:40.420]                       }
[13:30:40.420]                       invisible(muffled)
[13:30:40.420]                     }
[13:30:40.420]                     muffleCondition(cond, pattern = "^muffle")
[13:30:40.420]                   }
[13:30:40.420]                 }
[13:30:40.420]             }
[13:30:40.420]         }))
[13:30:40.420]     }, error = function(ex) {
[13:30:40.420]         base::structure(base::list(value = NULL, visible = NULL, 
[13:30:40.420]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[13:30:40.420]                 ...future.rng), started = ...future.startTime, 
[13:30:40.420]             finished = Sys.time(), session_uuid = NA_character_, 
[13:30:40.420]             version = "1.8"), class = "FutureResult")
[13:30:40.420]     }, finally = {
[13:30:40.420]         if (!identical(...future.workdir, getwd())) 
[13:30:40.420]             setwd(...future.workdir)
[13:30:40.420]         {
[13:30:40.420]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[13:30:40.420]                 ...future.oldOptions$nwarnings <- NULL
[13:30:40.420]             }
[13:30:40.420]             base::options(...future.oldOptions)
[13:30:40.420]             if (.Platform$OS.type == "windows") {
[13:30:40.420]                 old_names <- names(...future.oldEnvVars)
[13:30:40.420]                 envs <- base::Sys.getenv()
[13:30:40.420]                 names <- names(envs)
[13:30:40.420]                 common <- intersect(names, old_names)
[13:30:40.420]                 added <- setdiff(names, old_names)
[13:30:40.420]                 removed <- setdiff(old_names, names)
[13:30:40.420]                 changed <- common[...future.oldEnvVars[common] != 
[13:30:40.420]                   envs[common]]
[13:30:40.420]                 NAMES <- toupper(changed)
[13:30:40.420]                 args <- list()
[13:30:40.420]                 for (kk in seq_along(NAMES)) {
[13:30:40.420]                   name <- changed[[kk]]
[13:30:40.420]                   NAME <- NAMES[[kk]]
[13:30:40.420]                   if (name != NAME && is.element(NAME, old_names)) 
[13:30:40.420]                     next
[13:30:40.420]                   args[[name]] <- ...future.oldEnvVars[[name]]
[13:30:40.420]                 }
[13:30:40.420]                 NAMES <- toupper(added)
[13:30:40.420]                 for (kk in seq_along(NAMES)) {
[13:30:40.420]                   name <- added[[kk]]
[13:30:40.420]                   NAME <- NAMES[[kk]]
[13:30:40.420]                   if (name != NAME && is.element(NAME, old_names)) 
[13:30:40.420]                     next
[13:30:40.420]                   args[[name]] <- ""
[13:30:40.420]                 }
[13:30:40.420]                 NAMES <- toupper(removed)
[13:30:40.420]                 for (kk in seq_along(NAMES)) {
[13:30:40.420]                   name <- removed[[kk]]
[13:30:40.420]                   NAME <- NAMES[[kk]]
[13:30:40.420]                   if (name != NAME && is.element(NAME, old_names)) 
[13:30:40.420]                     next
[13:30:40.420]                   args[[name]] <- ...future.oldEnvVars[[name]]
[13:30:40.420]                 }
[13:30:40.420]                 if (length(args) > 0) 
[13:30:40.420]                   base::do.call(base::Sys.setenv, args = args)
[13:30:40.420]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[13:30:40.420]             }
[13:30:40.420]             else {
[13:30:40.420]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[13:30:40.420]             }
[13:30:40.420]             {
[13:30:40.420]                 if (base::length(...future.futureOptionsAdded) > 
[13:30:40.420]                   0L) {
[13:30:40.420]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[13:30:40.420]                   base::names(opts) <- ...future.futureOptionsAdded
[13:30:40.420]                   base::options(opts)
[13:30:40.420]                 }
[13:30:40.420]                 {
[13:30:40.420]                   NULL
[13:30:40.420]                   options(future.plan = NULL)
[13:30:40.420]                   if (is.na(NA_character_)) 
[13:30:40.420]                     Sys.unsetenv("R_FUTURE_PLAN")
[13:30:40.420]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[13:30:40.420]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[13:30:40.420]                     .init = FALSE)
[13:30:40.420]                 }
[13:30:40.420]             }
[13:30:40.420]         }
[13:30:40.420]     })
[13:30:40.420]     if (TRUE) {
[13:30:40.420]         base::sink(type = "output", split = FALSE)
[13:30:40.420]         if (TRUE) {
[13:30:40.420]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[13:30:40.420]         }
[13:30:40.420]         else {
[13:30:40.420]             ...future.result["stdout"] <- base::list(NULL)
[13:30:40.420]         }
[13:30:40.420]         base::close(...future.stdout)
[13:30:40.420]         ...future.stdout <- NULL
[13:30:40.420]     }
[13:30:40.420]     ...future.result$conditions <- ...future.conditions
[13:30:40.420]     ...future.result$finished <- base::Sys.time()
[13:30:40.420]     ...future.result
[13:30:40.420] }
[13:30:40.424] - Launch lazy future ... done
[13:30:40.424] run() for 'MiraiFuture' ... done
[13:30:40.426] getGlobalsAndPackages() ...
[13:30:40.426] Searching for globals...
[13:30:40.427] - globals found: [3] '{', '*', 'a'
[13:30:40.427] Searching for globals ... DONE
[13:30:40.427] Resolving globals: FALSE
[13:30:40.428] The total size of the 1 globals is 56 bytes (56 bytes)
[13:30:40.428] 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')
[13:30:40.428] - globals: [1] 'a'
[13:30:40.429] 
[13:30:40.429] getGlobalsAndPackages() ... DONE
[13:30:40.429] run() for 'Future' ...
[13:30:40.429] - state: 'created'
[13:30:40.430] - Future backend: 'FutureStrategy', 'mirai_multisession', 'mirai_cluster', 'mirai', 'multiprocess', 'future', 'function'
[13:30:40.432] - Future class: 'MiraiFuture', 'MultiprocessFuture', 'Future', 'environment'
[13:30:40.432] - Copy elements of temporary 'MiraiFuture' to final 'Future' object ...
[13:30:40.432]   - Field: 'label'
[13:30:40.432]   - Field: 'local'
[13:30:40.433]   - Field: 'owner'
[13:30:40.433]   - Field: 'envir'
[13:30:40.433]   - Field: 'packages'
[13:30:40.433]   - Field: 'gc'
[13:30:40.433]   - Field: 'conditions'
[13:30:40.433]   - Field: 'expr'
[13:30:40.434]   - Field: 'uuid'
[13:30:40.434]   - Field: 'seed'
[13:30:40.434]   - Field: 'version'
[13:30:40.434]   - Field: 'result'
[13:30:40.434]   - Field: 'asynchronous'
[13:30:40.434]   - Field: 'calls'
[13:30:40.435]   - Field: 'globals'
[13:30:40.435]   - Field: 'stdout'
[13:30:40.435]   - Field: 'earlySignal'
[13:30:40.435]   - Field: 'lazy'
[13:30:40.435]   - Field: 'state'
[13:30:40.435]   - Field: '.cluster'
[13:30:40.436] - Copy elements of temporary 'MiraiFuture' to final 'Future' object ... done
[13:30:40.436] - Launch lazy future ...
[13:30:40.436] Packages needed by the future expression (n = 0): <none>
[13:30:40.436] Packages needed by future strategies (n = 0): <none>
[13:30:40.437] {
[13:30:40.437]     {
[13:30:40.437]         {
[13:30:40.437]             ...future.startTime <- base::Sys.time()
[13:30:40.437]             {
[13:30:40.437]                 {
[13:30:40.437]                   {
[13:30:40.437]                     base::local({
[13:30:40.437]                       has_future <- base::requireNamespace("future", 
[13:30:40.437]                         quietly = TRUE)
[13:30:40.437]                       if (has_future) {
[13:30:40.437]                         ns <- base::getNamespace("future")
[13:30:40.437]                         version <- ns[[".package"]][["version"]]
[13:30:40.437]                         if (is.null(version)) 
[13:30:40.437]                           version <- utils::packageVersion("future")
[13:30:40.437]                       }
[13:30:40.437]                       else {
[13:30:40.437]                         version <- NULL
[13:30:40.437]                       }
[13:30:40.437]                       if (!has_future || version < "1.8.0") {
[13:30:40.437]                         info <- base::c(r_version = base::gsub("R version ", 
[13:30:40.437]                           "", base::R.version$version.string), 
[13:30:40.437]                           platform = base::sprintf("%s (%s-bit)", 
[13:30:40.437]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[13:30:40.437]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[13:30:40.437]                             "release", "version")], collapse = " "), 
[13:30:40.437]                           hostname = base::Sys.info()[["nodename"]])
[13:30:40.437]                         info <- base::sprintf("%s: %s", base::names(info), 
[13:30:40.437]                           info)
[13:30:40.437]                         info <- base::paste(info, collapse = "; ")
[13:30:40.437]                         if (!has_future) {
[13:30:40.437]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[13:30:40.437]                             info)
[13:30:40.437]                         }
[13:30:40.437]                         else {
[13:30:40.437]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[13:30:40.437]                             info, version)
[13:30:40.437]                         }
[13:30:40.437]                         base::stop(msg)
[13:30:40.437]                       }
[13:30:40.437]                     })
[13:30:40.437]                   }
[13:30:40.437]                   ...future.strategy.old <- future::plan("list")
[13:30:40.437]                   options(future.plan = NULL)
[13:30:40.437]                   Sys.unsetenv("R_FUTURE_PLAN")
[13:30:40.437]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[13:30:40.437]                 }
[13:30:40.437]                 ...future.workdir <- getwd()
[13:30:40.437]             }
[13:30:40.437]             ...future.oldOptions <- base::as.list(base::.Options)
[13:30:40.437]             ...future.oldEnvVars <- base::Sys.getenv()
[13:30:40.437]         }
[13:30:40.437]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[13:30:40.437]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[13:30:40.437]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[13:30:40.437]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[13:30:40.437]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[13:30:40.437]             future.stdout.windows.reencode = NULL, width = 80L)
[13:30:40.437]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[13:30:40.437]             base::names(...future.oldOptions))
[13:30:40.437]     }
[13:30:40.437]     if (FALSE) {
[13:30:40.437]     }
[13:30:40.437]     else {
[13:30:40.437]         if (TRUE) {
[13:30:40.437]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[13:30:40.437]                 open = "w")
[13:30:40.437]         }
[13:30:40.437]         else {
[13:30:40.437]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[13:30:40.437]                 windows = "NUL", "/dev/null"), open = "w")
[13:30:40.437]         }
[13:30:40.437]         base::sink(...future.stdout, type = "output", split = FALSE)
[13:30:40.437]         base::on.exit(if (!base::is.null(...future.stdout)) {
[13:30:40.437]             base::sink(type = "output", split = FALSE)
[13:30:40.437]             base::close(...future.stdout)
[13:30:40.437]         }, add = TRUE)
[13:30:40.437]     }
[13:30:40.437]     ...future.frame <- base::sys.nframe()
[13:30:40.437]     ...future.conditions <- base::list()
[13:30:40.437]     ...future.rng <- base::globalenv()$.Random.seed
[13:30:40.437]     if (FALSE) {
[13:30:40.437]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[13:30:40.437]             "...future.value", "...future.globalenv.names", ".Random.seed")
[13:30:40.437]     }
[13:30:40.437]     ...future.result <- base::tryCatch({
[13:30:40.437]         base::withCallingHandlers({
[13:30:40.437]             ...future.value <- base::withVisible(base::local({
[13:30:40.437]                 2 * a
[13:30:40.437]             }))
[13:30:40.437]             future::FutureResult(value = ...future.value$value, 
[13:30:40.437]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[13:30:40.437]                   ...future.rng), globalenv = if (FALSE) 
[13:30:40.437]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[13:30:40.437]                     ...future.globalenv.names))
[13:30:40.437]                 else NULL, started = ...future.startTime, version = "1.8")
[13:30:40.437]         }, condition = base::local({
[13:30:40.437]             c <- base::c
[13:30:40.437]             inherits <- base::inherits
[13:30:40.437]             invokeRestart <- base::invokeRestart
[13:30:40.437]             length <- base::length
[13:30:40.437]             list <- base::list
[13:30:40.437]             seq.int <- base::seq.int
[13:30:40.437]             signalCondition <- base::signalCondition
[13:30:40.437]             sys.calls <- base::sys.calls
[13:30:40.437]             `[[` <- base::`[[`
[13:30:40.437]             `+` <- base::`+`
[13:30:40.437]             `<<-` <- base::`<<-`
[13:30:40.437]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[13:30:40.437]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[13:30:40.437]                   3L)]
[13:30:40.437]             }
[13:30:40.437]             function(cond) {
[13:30:40.437]                 is_error <- inherits(cond, "error")
[13:30:40.437]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[13:30:40.437]                   NULL)
[13:30:40.437]                 if (is_error) {
[13:30:40.437]                   sessionInformation <- function() {
[13:30:40.437]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[13:30:40.437]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[13:30:40.437]                       search = base::search(), system = base::Sys.info())
[13:30:40.437]                   }
[13:30:40.437]                   ...future.conditions[[length(...future.conditions) + 
[13:30:40.437]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[13:30:40.437]                     cond$call), session = sessionInformation(), 
[13:30:40.437]                     timestamp = base::Sys.time(), signaled = 0L)
[13:30:40.437]                   signalCondition(cond)
[13:30:40.437]                 }
[13:30:40.437]                 else if (!ignore && TRUE && inherits(cond, "condition")) {
[13:30:40.437]                   signal <- FALSE && inherits(cond, character(0))
[13:30:40.437]                   ...future.conditions[[length(...future.conditions) + 
[13:30:40.437]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[13:30:40.437]                   if (FALSE && !signal) {
[13:30:40.437]                     muffleCondition <- function (cond, pattern = "^muffle") 
[13:30:40.437]                     {
[13:30:40.437]                       inherits <- base::inherits
[13:30:40.437]                       invokeRestart <- base::invokeRestart
[13:30:40.437]                       is.null <- base::is.null
[13:30:40.437]                       muffled <- FALSE
[13:30:40.437]                       if (inherits(cond, "message")) {
[13:30:40.437]                         muffled <- grepl(pattern, "muffleMessage")
[13:30:40.437]                         if (muffled) 
[13:30:40.437]                           invokeRestart("muffleMessage")
[13:30:40.437]                       }
[13:30:40.437]                       else if (inherits(cond, "warning")) {
[13:30:40.437]                         muffled <- grepl(pattern, "muffleWarning")
[13:30:40.437]                         if (muffled) 
[13:30:40.437]                           invokeRestart("muffleWarning")
[13:30:40.437]                       }
[13:30:40.437]                       else if (inherits(cond, "condition")) {
[13:30:40.437]                         if (!is.null(pattern)) {
[13:30:40.437]                           computeRestarts <- base::computeRestarts
[13:30:40.437]                           grepl <- base::grepl
[13:30:40.437]                           restarts <- computeRestarts(cond)
[13:30:40.437]                           for (restart in restarts) {
[13:30:40.437]                             name <- restart$name
[13:30:40.437]                             if (is.null(name)) 
[13:30:40.437]                               next
[13:30:40.437]                             if (!grepl(pattern, name)) 
[13:30:40.437]                               next
[13:30:40.437]                             invokeRestart(restart)
[13:30:40.437]                             muffled <- TRUE
[13:30:40.437]                             break
[13:30:40.437]                           }
[13:30:40.437]                         }
[13:30:40.437]                       }
[13:30:40.437]                       invisible(muffled)
[13:30:40.437]                     }
[13:30:40.437]                     muffleCondition(cond, pattern = "^muffle")
[13:30:40.437]                   }
[13:30:40.437]                 }
[13:30:40.437]                 else {
[13:30:40.437]                   if (TRUE) {
[13:30:40.437]                     muffleCondition <- function (cond, pattern = "^muffle") 
[13:30:40.437]                     {
[13:30:40.437]                       inherits <- base::inherits
[13:30:40.437]                       invokeRestart <- base::invokeRestart
[13:30:40.437]                       is.null <- base::is.null
[13:30:40.437]                       muffled <- FALSE
[13:30:40.437]                       if (inherits(cond, "message")) {
[13:30:40.437]                         muffled <- grepl(pattern, "muffleMessage")
[13:30:40.437]                         if (muffled) 
[13:30:40.437]                           invokeRestart("muffleMessage")
[13:30:40.437]                       }
[13:30:40.437]                       else if (inherits(cond, "warning")) {
[13:30:40.437]                         muffled <- grepl(pattern, "muffleWarning")
[13:30:40.437]                         if (muffled) 
[13:30:40.437]                           invokeRestart("muffleWarning")
[13:30:40.437]                       }
[13:30:40.437]                       else if (inherits(cond, "condition")) {
[13:30:40.437]                         if (!is.null(pattern)) {
[13:30:40.437]                           computeRestarts <- base::computeRestarts
[13:30:40.437]                           grepl <- base::grepl
[13:30:40.437]                           restarts <- computeRestarts(cond)
[13:30:40.437]                           for (restart in restarts) {
[13:30:40.437]                             name <- restart$name
[13:30:40.437]                             if (is.null(name)) 
[13:30:40.437]                               next
[13:30:40.437]                             if (!grepl(pattern, name)) 
[13:30:40.437]                               next
[13:30:40.437]                             invokeRestart(restart)
[13:30:40.437]                             muffled <- TRUE
[13:30:40.437]                             break
[13:30:40.437]                           }
[13:30:40.437]                         }
[13:30:40.437]                       }
[13:30:40.437]                       invisible(muffled)
[13:30:40.437]                     }
[13:30:40.437]                     muffleCondition(cond, pattern = "^muffle")
[13:30:40.437]                   }
[13:30:40.437]                 }
[13:30:40.437]             }
[13:30:40.437]         }))
[13:30:40.437]     }, error = function(ex) {
[13:30:40.437]         base::structure(base::list(value = NULL, visible = NULL, 
[13:30:40.437]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[13:30:40.437]                 ...future.rng), started = ...future.startTime, 
[13:30:40.437]             finished = Sys.time(), session_uuid = NA_character_, 
[13:30:40.437]             version = "1.8"), class = "FutureResult")
[13:30:40.437]     }, finally = {
[13:30:40.437]         if (!identical(...future.workdir, getwd())) 
[13:30:40.437]             setwd(...future.workdir)
[13:30:40.437]         {
[13:30:40.437]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[13:30:40.437]                 ...future.oldOptions$nwarnings <- NULL
[13:30:40.437]             }
[13:30:40.437]             base::options(...future.oldOptions)
[13:30:40.437]             if (.Platform$OS.type == "windows") {
[13:30:40.437]                 old_names <- names(...future.oldEnvVars)
[13:30:40.437]                 envs <- base::Sys.getenv()
[13:30:40.437]                 names <- names(envs)
[13:30:40.437]                 common <- intersect(names, old_names)
[13:30:40.437]                 added <- setdiff(names, old_names)
[13:30:40.437]                 removed <- setdiff(old_names, names)
[13:30:40.437]                 changed <- common[...future.oldEnvVars[common] != 
[13:30:40.437]                   envs[common]]
[13:30:40.437]                 NAMES <- toupper(changed)
[13:30:40.437]                 args <- list()
[13:30:40.437]                 for (kk in seq_along(NAMES)) {
[13:30:40.437]                   name <- changed[[kk]]
[13:30:40.437]                   NAME <- NAMES[[kk]]
[13:30:40.437]                   if (name != NAME && is.element(NAME, old_names)) 
[13:30:40.437]                     next
[13:30:40.437]                   args[[name]] <- ...future.oldEnvVars[[name]]
[13:30:40.437]                 }
[13:30:40.437]                 NAMES <- toupper(added)
[13:30:40.437]                 for (kk in seq_along(NAMES)) {
[13:30:40.437]                   name <- added[[kk]]
[13:30:40.437]                   NAME <- NAMES[[kk]]
[13:30:40.437]                   if (name != NAME && is.element(NAME, old_names)) 
[13:30:40.437]                     next
[13:30:40.437]                   args[[name]] <- ""
[13:30:40.437]                 }
[13:30:40.437]                 NAMES <- toupper(removed)
[13:30:40.437]                 for (kk in seq_along(NAMES)) {
[13:30:40.437]                   name <- removed[[kk]]
[13:30:40.437]                   NAME <- NAMES[[kk]]
[13:30:40.437]                   if (name != NAME && is.element(NAME, old_names)) 
[13:30:40.437]                     next
[13:30:40.437]                   args[[name]] <- ...future.oldEnvVars[[name]]
[13:30:40.437]                 }
[13:30:40.437]                 if (length(args) > 0) 
[13:30:40.437]                   base::do.call(base::Sys.setenv, args = args)
[13:30:40.437]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[13:30:40.437]             }
[13:30:40.437]             else {
[13:30:40.437]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[13:30:40.437]             }
[13:30:40.437]             {
[13:30:40.437]                 if (base::length(...future.futureOptionsAdded) > 
[13:30:40.437]                   0L) {
[13:30:40.437]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[13:30:40.437]                   base::names(opts) <- ...future.futureOptionsAdded
[13:30:40.437]                   base::options(opts)
[13:30:40.437]                 }
[13:30:40.437]                 {
[13:30:40.437]                   NULL
[13:30:40.437]                   options(future.plan = NULL)
[13:30:40.437]                   if (is.na(NA_character_)) 
[13:30:40.437]                     Sys.unsetenv("R_FUTURE_PLAN")
[13:30:40.437]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[13:30:40.437]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[13:30:40.437]                     .init = FALSE)
[13:30:40.437]                 }
[13:30:40.437]             }
[13:30:40.437]         }
[13:30:40.437]     })
[13:30:40.437]     if (TRUE) {
[13:30:40.437]         base::sink(type = "output", split = FALSE)
[13:30:40.437]         if (TRUE) {
[13:30:40.437]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[13:30:40.437]         }
[13:30:40.437]         else {
[13:30:40.437]             ...future.result["stdout"] <- base::list(NULL)
[13:30:40.437]         }
[13:30:40.437]         base::close(...future.stdout)
[13:30:40.437]         ...future.stdout <- NULL
[13:30:40.437]     }
[13:30:40.437]     ...future.result$conditions <- ...future.conditions
[13:30:40.437]     ...future.result$finished <- base::Sys.time()
[13:30:40.437]     ...future.result
[13:30:40.437] }
[13:30:40.441] - Launch lazy future ... done
[13:30:40.441] run() for 'MiraiFuture' ... done
[13:30:40.442] - plan('mirai_multisession') ... DONE> 
> message("*** Futures - lazy ... DONE")
*** Futures - lazy ... DONE
> 
> source("incl/end.R")
> 
> proc.time()
   user  system elapsed 
   0.35    0.10    0.92