R Under development (unstable) (2024-07-28 r86931 ucrt) -- "Unsuffered Consequences"
Copyright (C) 2024 The R Foundation for Statistical Computing
Platform: x86_64-w64-mingw32/x64

R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to redistribute it under certain conditions.
Type 'license()' or 'licence()' for distribution details.

R is a collaborative project with many contributors.
Type 'contributors()' for more information and
'citation()' on how to cite R or R packages in publications.

Type 'demo()' for some demos, 'help()' for on-line help, or
'help.start()' for an HTML browser interface to help.
Type 'q()' to quit R.

> source("incl/start.R")
[17:26:28.251] plan(): Setting new future strategy stack:
[17:26:28.254] List of future strategies:
[17:26:28.254] 1. sequential:
[17:26:28.254]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:26:28.254]    - tweaked: FALSE
[17:26:28.254]    - call: future::plan("sequential")
[17:26:28.283] plan(): nbrOfWorkers() = 1
> 
> message("*** Future class ...")
*** Future class ...
> 
> message("*** Future class - exception ...")
*** Future class - exception ...
> 
> f <- Future()
[17:26:28.296] getGlobalsAndPackages() ...
[17:26:28.296] 
[17:26:28.297] - globals: [0] <none>
[17:26:28.297] getGlobalsAndPackages() ... DONE
> print(f)
Future:
Label: '<none>'
Expression:
NULL
Lazy evaluation: FALSE
Asynchronous evaluation: TRUE
Local evaluation: TRUE
Environment: R_GlobalEnv
Capture standard output: TRUE
Capture condition classes: 'condition' (excluding 'nothing')
Globals: <none>
Packages: <none>
L'Ecuyer-CMRG RNG seed: <none> (seed = FALSE)
Resolved: FALSE
Value: <not collected>
Conditions captured: <none>
Early signaling: FALSE
Owner process: 8bf02a43-03ed-657d-d716-1cbffa7acba6
Class: 'Future', 'environment'
> 
> res <- tryCatch(value(f), error = identity)
[17:26:28.299] run() for 'Future' ...
[17:26:28.300] - state: 'created'
[17:26:28.301] run() for 'Future' ... done
> print(res)
<simpleError: 'future$lazy' is not TRUE>
> stopifnot(inherits(res, "error"))
> 
> ## Invalid seed
> res <- tryCatch(f <- Future(42, seed = 1:2), error = identity)
> stopifnot(inherits(res, "error"))
> 
> ## When no packages are exported
> foo <- structure(function(...) { Future(1) }, class = "future")
> plan(foo)
[17:26:28.306] plan(): Setting new future strategy stack:
[17:26:28.306] List of future strategies:
[17:26:28.306] 1. future:
[17:26:28.306]    - args: function (..., workers = "<NULL>")
[17:26:28.306]    - tweaked: FALSE
[17:26:28.306]    - call: plan(foo)
[17:26:28.337] plan(): nbrOfWorkers() = Inf
> f <- Future()
[17:26:28.338] getGlobalsAndPackages() ...
[17:26:28.338] 
[17:26:28.338] - globals: [0] <none>
[17:26:28.338] getGlobalsAndPackages() ... DONE
> expr <- getExpression(f)
[17:26:28.340] Packages needed by the future expression (n = 0): <none>
[17:26:28.340] Packages needed by future strategies (n = 0): <none>
[17:26:28.342] {
[17:26:28.342]     {
[17:26:28.342]         {
[17:26:28.342]             ...future.startTime <- base::Sys.time()
[17:26:28.342]             {
[17:26:28.342]                 {
[17:26:28.342]                   {
[17:26:28.342]                     base::local({
[17:26:28.342]                       has_future <- base::requireNamespace("future", 
[17:26:28.342]                         quietly = TRUE)
[17:26:28.342]                       if (has_future) {
[17:26:28.342]                         ns <- base::getNamespace("future")
[17:26:28.342]                         version <- ns[[".package"]][["version"]]
[17:26:28.342]                         if (is.null(version)) 
[17:26:28.342]                           version <- utils::packageVersion("future")
[17:26:28.342]                       }
[17:26:28.342]                       else {
[17:26:28.342]                         version <- NULL
[17:26:28.342]                       }
[17:26:28.342]                       if (!has_future || version < "1.8.0") {
[17:26:28.342]                         info <- base::c(r_version = base::gsub("R version ", 
[17:26:28.342]                           "", base::R.version$version.string), 
[17:26:28.342]                           platform = base::sprintf("%s (%s-bit)", 
[17:26:28.342]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:26:28.342]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[17:26:28.342]                             "release", "version")], collapse = " "), 
[17:26:28.342]                           hostname = base::Sys.info()[["nodename"]])
[17:26:28.342]                         info <- base::sprintf("%s: %s", base::names(info), 
[17:26:28.342]                           info)
[17:26:28.342]                         info <- base::paste(info, collapse = "; ")
[17:26:28.342]                         if (!has_future) {
[17:26:28.342]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:26:28.342]                             info)
[17:26:28.342]                         }
[17:26:28.342]                         else {
[17:26:28.342]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:26:28.342]                             info, version)
[17:26:28.342]                         }
[17:26:28.342]                         base::stop(msg)
[17:26:28.342]                       }
[17:26:28.342]                     })
[17:26:28.342]                   }
[17:26:28.342]                   ...future.strategy.old <- future::plan("list")
[17:26:28.342]                   options(future.plan = NULL)
[17:26:28.342]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:26:28.342]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:26:28.342]                 }
[17:26:28.342]                 ...future.workdir <- getwd()
[17:26:28.342]             }
[17:26:28.342]             ...future.oldOptions <- base::as.list(base::.Options)
[17:26:28.342]             ...future.oldEnvVars <- base::Sys.getenv()
[17:26:28.342]         }
[17:26:28.342]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:26:28.342]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:26:28.342]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:26:28.342]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:26:28.342]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:26:28.342]             future.stdout.windows.reencode = NULL, width = 80L)
[17:26:28.342]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:26:28.342]             base::names(...future.oldOptions))
[17:26:28.342]     }
[17:26:28.342]     if (FALSE) {
[17:26:28.342]     }
[17:26:28.342]     else {
[17:26:28.342]         if (TRUE) {
[17:26:28.342]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:26:28.342]                 open = "w")
[17:26:28.342]         }
[17:26:28.342]         else {
[17:26:28.342]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:26:28.342]                 windows = "NUL", "/dev/null"), open = "w")
[17:26:28.342]         }
[17:26:28.342]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:26:28.342]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:26:28.342]             base::sink(type = "output", split = FALSE)
[17:26:28.342]             base::close(...future.stdout)
[17:26:28.342]         }, add = TRUE)
[17:26:28.342]     }
[17:26:28.342]     ...future.frame <- base::sys.nframe()
[17:26:28.342]     ...future.conditions <- base::list()
[17:26:28.342]     ...future.rng <- base::globalenv()$.Random.seed
[17:26:28.342]     if (FALSE) {
[17:26:28.342]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:26:28.342]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:26:28.342]     }
[17:26:28.342]     ...future.result <- base::tryCatch({
[17:26:28.342]         base::withCallingHandlers({
[17:26:28.342]             ...future.value <- base::withVisible(base::local(NULL))
[17:26:28.342]             future::FutureResult(value = ...future.value$value, 
[17:26:28.342]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:28.342]                   ...future.rng), globalenv = if (FALSE) 
[17:26:28.342]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:26:28.342]                     ...future.globalenv.names))
[17:26:28.342]                 else NULL, started = ...future.startTime, version = "1.8")
[17:26:28.342]         }, condition = base::local({
[17:26:28.342]             c <- base::c
[17:26:28.342]             inherits <- base::inherits
[17:26:28.342]             invokeRestart <- base::invokeRestart
[17:26:28.342]             length <- base::length
[17:26:28.342]             list <- base::list
[17:26:28.342]             seq.int <- base::seq.int
[17:26:28.342]             signalCondition <- base::signalCondition
[17:26:28.342]             sys.calls <- base::sys.calls
[17:26:28.342]             `[[` <- base::`[[`
[17:26:28.342]             `+` <- base::`+`
[17:26:28.342]             `<<-` <- base::`<<-`
[17:26:28.342]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:26:28.342]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:26:28.342]                   3L)]
[17:26:28.342]             }
[17:26:28.342]             function(cond) {
[17:26:28.342]                 is_error <- inherits(cond, "error")
[17:26:28.342]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:26:28.342]                   NULL)
[17:26:28.342]                 if (is_error) {
[17:26:28.342]                   sessionInformation <- function() {
[17:26:28.342]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:26:28.342]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:26:28.342]                       search = base::search(), system = base::Sys.info())
[17:26:28.342]                   }
[17:26:28.342]                   ...future.conditions[[length(...future.conditions) + 
[17:26:28.342]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:26:28.342]                     cond$call), session = sessionInformation(), 
[17:26:28.342]                     timestamp = base::Sys.time(), signaled = 0L)
[17:26:28.342]                   signalCondition(cond)
[17:26:28.342]                 }
[17:26:28.342]                 else if (!ignore && TRUE && inherits(cond, "condition")) {
[17:26:28.342]                   signal <- FALSE && inherits(cond, character(0))
[17:26:28.342]                   ...future.conditions[[length(...future.conditions) + 
[17:26:28.342]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:26:28.342]                   if (FALSE && !signal) {
[17:26:28.342]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:28.342]                     {
[17:26:28.342]                       inherits <- base::inherits
[17:26:28.342]                       invokeRestart <- base::invokeRestart
[17:26:28.342]                       is.null <- base::is.null
[17:26:28.342]                       muffled <- FALSE
[17:26:28.342]                       if (inherits(cond, "message")) {
[17:26:28.342]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:28.342]                         if (muffled) 
[17:26:28.342]                           invokeRestart("muffleMessage")
[17:26:28.342]                       }
[17:26:28.342]                       else if (inherits(cond, "warning")) {
[17:26:28.342]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:28.342]                         if (muffled) 
[17:26:28.342]                           invokeRestart("muffleWarning")
[17:26:28.342]                       }
[17:26:28.342]                       else if (inherits(cond, "condition")) {
[17:26:28.342]                         if (!is.null(pattern)) {
[17:26:28.342]                           computeRestarts <- base::computeRestarts
[17:26:28.342]                           grepl <- base::grepl
[17:26:28.342]                           restarts <- computeRestarts(cond)
[17:26:28.342]                           for (restart in restarts) {
[17:26:28.342]                             name <- restart$name
[17:26:28.342]                             if (is.null(name)) 
[17:26:28.342]                               next
[17:26:28.342]                             if (!grepl(pattern, name)) 
[17:26:28.342]                               next
[17:26:28.342]                             invokeRestart(restart)
[17:26:28.342]                             muffled <- TRUE
[17:26:28.342]                             break
[17:26:28.342]                           }
[17:26:28.342]                         }
[17:26:28.342]                       }
[17:26:28.342]                       invisible(muffled)
[17:26:28.342]                     }
[17:26:28.342]                     muffleCondition(cond, pattern = "^muffle")
[17:26:28.342]                   }
[17:26:28.342]                 }
[17:26:28.342]                 else {
[17:26:28.342]                   if (TRUE) {
[17:26:28.342]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:28.342]                     {
[17:26:28.342]                       inherits <- base::inherits
[17:26:28.342]                       invokeRestart <- base::invokeRestart
[17:26:28.342]                       is.null <- base::is.null
[17:26:28.342]                       muffled <- FALSE
[17:26:28.342]                       if (inherits(cond, "message")) {
[17:26:28.342]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:28.342]                         if (muffled) 
[17:26:28.342]                           invokeRestart("muffleMessage")
[17:26:28.342]                       }
[17:26:28.342]                       else if (inherits(cond, "warning")) {
[17:26:28.342]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:28.342]                         if (muffled) 
[17:26:28.342]                           invokeRestart("muffleWarning")
[17:26:28.342]                       }
[17:26:28.342]                       else if (inherits(cond, "condition")) {
[17:26:28.342]                         if (!is.null(pattern)) {
[17:26:28.342]                           computeRestarts <- base::computeRestarts
[17:26:28.342]                           grepl <- base::grepl
[17:26:28.342]                           restarts <- computeRestarts(cond)
[17:26:28.342]                           for (restart in restarts) {
[17:26:28.342]                             name <- restart$name
[17:26:28.342]                             if (is.null(name)) 
[17:26:28.342]                               next
[17:26:28.342]                             if (!grepl(pattern, name)) 
[17:26:28.342]                               next
[17:26:28.342]                             invokeRestart(restart)
[17:26:28.342]                             muffled <- TRUE
[17:26:28.342]                             break
[17:26:28.342]                           }
[17:26:28.342]                         }
[17:26:28.342]                       }
[17:26:28.342]                       invisible(muffled)
[17:26:28.342]                     }
[17:26:28.342]                     muffleCondition(cond, pattern = "^muffle")
[17:26:28.342]                   }
[17:26:28.342]                 }
[17:26:28.342]             }
[17:26:28.342]         }))
[17:26:28.342]     }, error = function(ex) {
[17:26:28.342]         base::structure(base::list(value = NULL, visible = NULL, 
[17:26:28.342]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:28.342]                 ...future.rng), started = ...future.startTime, 
[17:26:28.342]             finished = Sys.time(), session_uuid = NA_character_, 
[17:26:28.342]             version = "1.8"), class = "FutureResult")
[17:26:28.342]     }, finally = {
[17:26:28.342]         if (!identical(...future.workdir, getwd())) 
[17:26:28.342]             setwd(...future.workdir)
[17:26:28.342]         {
[17:26:28.342]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:26:28.342]                 ...future.oldOptions$nwarnings <- NULL
[17:26:28.342]             }
[17:26:28.342]             base::options(...future.oldOptions)
[17:26:28.342]             if (.Platform$OS.type == "windows") {
[17:26:28.342]                 old_names <- names(...future.oldEnvVars)
[17:26:28.342]                 envs <- base::Sys.getenv()
[17:26:28.342]                 names <- names(envs)
[17:26:28.342]                 common <- intersect(names, old_names)
[17:26:28.342]                 added <- setdiff(names, old_names)
[17:26:28.342]                 removed <- setdiff(old_names, names)
[17:26:28.342]                 changed <- common[...future.oldEnvVars[common] != 
[17:26:28.342]                   envs[common]]
[17:26:28.342]                 NAMES <- toupper(changed)
[17:26:28.342]                 args <- list()
[17:26:28.342]                 for (kk in seq_along(NAMES)) {
[17:26:28.342]                   name <- changed[[kk]]
[17:26:28.342]                   NAME <- NAMES[[kk]]
[17:26:28.342]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:28.342]                     next
[17:26:28.342]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:28.342]                 }
[17:26:28.342]                 NAMES <- toupper(added)
[17:26:28.342]                 for (kk in seq_along(NAMES)) {
[17:26:28.342]                   name <- added[[kk]]
[17:26:28.342]                   NAME <- NAMES[[kk]]
[17:26:28.342]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:28.342]                     next
[17:26:28.342]                   args[[name]] <- ""
[17:26:28.342]                 }
[17:26:28.342]                 NAMES <- toupper(removed)
[17:26:28.342]                 for (kk in seq_along(NAMES)) {
[17:26:28.342]                   name <- removed[[kk]]
[17:26:28.342]                   NAME <- NAMES[[kk]]
[17:26:28.342]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:28.342]                     next
[17:26:28.342]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:28.342]                 }
[17:26:28.342]                 if (length(args) > 0) 
[17:26:28.342]                   base::do.call(base::Sys.setenv, args = args)
[17:26:28.342]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:26:28.342]             }
[17:26:28.342]             else {
[17:26:28.342]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:26:28.342]             }
[17:26:28.342]             {
[17:26:28.342]                 if (base::length(...future.futureOptionsAdded) > 
[17:26:28.342]                   0L) {
[17:26:28.342]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:26:28.342]                   base::names(opts) <- ...future.futureOptionsAdded
[17:26:28.342]                   base::options(opts)
[17:26:28.342]                 }
[17:26:28.342]                 {
[17:26:28.342]                   NULL
[17:26:28.342]                   options(future.plan = NULL)
[17:26:28.342]                   if (is.na(NA_character_)) 
[17:26:28.342]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:26:28.342]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:26:28.342]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:26:28.342]                     .init = FALSE)
[17:26:28.342]                 }
[17:26:28.342]             }
[17:26:28.342]         }
[17:26:28.342]     })
[17:26:28.342]     if (TRUE) {
[17:26:28.342]         base::sink(type = "output", split = FALSE)
[17:26:28.342]         if (TRUE) {
[17:26:28.342]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:26:28.342]         }
[17:26:28.342]         else {
[17:26:28.342]             ...future.result["stdout"] <- base::list(NULL)
[17:26:28.342]         }
[17:26:28.342]         base::close(...future.stdout)
[17:26:28.342]         ...future.stdout <- NULL
[17:26:28.342]     }
[17:26:28.342]     ...future.result$conditions <- ...future.conditions
[17:26:28.342]     ...future.result$finished <- base::Sys.time()
[17:26:28.342]     ...future.result
[17:26:28.342] }
> print(expr)
{
    {
        {
            ...future.startTime <- base::Sys.time()
            {
                {
                  {
                    base::local({
                      has_future <- base::requireNamespace("future", 
                        quietly = TRUE)
                      if (has_future) {
                        ns <- base::getNamespace("future")
                        version <- ns[[".package"]][["version"]]
                        if (is.null(version)) 
                          version <- utils::packageVersion("future")
                      }
                      else {
                        version <- NULL
                      }
                      if (!has_future || version < "1.8.0") {
                        info <- base::c(r_version = base::gsub("R version ", 
                          "", base::R.version$version.string), 
                          platform = base::sprintf("%s (%s-bit)", 
                            base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
                          os = base::paste(base::Sys.info()[base::c("sysname", 
                            "release", "version")], collapse = " "), 
                          hostname = base::Sys.info()[["nodename"]])
                        info <- base::sprintf("%s: %s", base::names(info), 
                          info)
                        info <- base::paste(info, collapse = "; ")
                        if (!has_future) {
                          msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
                            info)
                        }
                        else {
                          msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
                            info, version)
                        }
                        base::stop(msg)
                      }
                    })
                  }
                  ...future.strategy.old <- future::plan("list")
                  options(future.plan = NULL)
                  Sys.unsetenv("R_FUTURE_PLAN")
                  future::plan("default", .cleanup = FALSE, .init = FALSE)
                }
                ...future.workdir <- getwd()
            }
            ...future.oldOptions <- base::as.list(base::.Options)
            ...future.oldEnvVars <- base::Sys.getenv()
        }
        base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
            future.globals.maxSize = NULL, future.globals.method = NULL, 
            future.globals.onMissing = NULL, future.globals.onReference = NULL, 
            future.globals.resolve = NULL, future.resolve.recursive = NULL, 
            future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
            future.stdout.windows.reencode = NULL, width = 80L)
        ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
            base::names(...future.oldOptions))
    }
    if (FALSE) {
    }
    else {
        if (TRUE) {
            ...future.stdout <- base::rawConnection(base::raw(0L), 
                open = "w")
        }
        else {
            ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
                windows = "NUL", "/dev/null"), open = "w")
        }
        base::sink(...future.stdout, type = "output", split = FALSE)
        base::on.exit(if (!base::is.null(...future.stdout)) {
            base::sink(type = "output", split = FALSE)
            base::close(...future.stdout)
        }, add = TRUE)
    }
    ...future.frame <- base::sys.nframe()
    ...future.conditions <- base::list()
    ...future.rng <- base::globalenv()$.Random.seed
    if (FALSE) {
        ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
            "...future.value", "...future.globalenv.names", ".Random.seed")
    }
    ...future.result <- base::tryCatch({
        base::withCallingHandlers({
            ...future.value <- base::withVisible(base::local(NULL))
            future::FutureResult(value = ...future.value$value, 
                visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
                  ...future.rng), globalenv = if (FALSE) 
                  list(added = base::setdiff(base::names(base::.GlobalEnv), 
                    ...future.globalenv.names))
                else NULL, started = ...future.startTime, version = "1.8")
        }, condition = base::local({
            c <- base::c
            inherits <- base::inherits
            invokeRestart <- base::invokeRestart
            length <- base::length
            list <- base::list
            seq.int <- base::seq.int
            signalCondition <- base::signalCondition
            sys.calls <- base::sys.calls
            `[[` <- base::`[[`
            `+` <- base::`+`
            `<<-` <- base::`<<-`
            sysCalls <- function(calls = sys.calls(), from = 1L) {
                calls[seq.int(from = from + 12L, to = length(calls) - 
                  3L)]
            }
            function(cond) {
                is_error <- inherits(cond, "error")
                ignore <- !is_error && !is.null(NULL) && inherits(cond, 
                  NULL)
                if (is_error) {
                  sessionInformation <- function() {
                    list(r = base::R.Version(), locale = base::Sys.getlocale(), 
                      rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
                      search = base::search(), system = base::Sys.info())
                  }
                  ...future.conditions[[length(...future.conditions) + 
                    1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
                    cond$call), session = sessionInformation(), 
                    timestamp = base::Sys.time(), signaled = 0L)
                  signalCondition(cond)
                }
                else if (!ignore && TRUE && inherits(cond, "condition")) {
                  signal <- FALSE && inherits(cond, character(0))
                  ...future.conditions[[length(...future.conditions) + 
                    1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
                  if (FALSE && !signal) {
                    muffleCondition <- function (cond, pattern = "^muffle") 
                    {
                      inherits <- base::inherits
                      invokeRestart <- base::invokeRestart
                      is.null <- base::is.null
                      muffled <- FALSE
                      if (inherits(cond, "message")) {
                        muffled <- grepl(pattern, "muffleMessage")
                        if (muffled) 
                          invokeRestart("muffleMessage")
                      }
                      else if (inherits(cond, "warning")) {
                        muffled <- grepl(pattern, "muffleWarning")
                        if (muffled) 
                          invokeRestart("muffleWarning")
                      }
                      else if (inherits(cond, "condition")) {
                        if (!is.null(pattern)) {
                          computeRestarts <- base::computeRestarts
                          grepl <- base::grepl
                          restarts <- computeRestarts(cond)
                          for (restart in restarts) {
                            name <- restart$name
                            if (is.null(name)) 
                              next
                            if (!grepl(pattern, name)) 
                              next
                            invokeRestart(restart)
                            muffled <- TRUE
                            break
                          }
                        }
                      }
                      invisible(muffled)
                    }
                    muffleCondition(cond, pattern = "^muffle")
                  }
                }
                else {
                  if (TRUE) {
                    muffleCondition <- function (cond, pattern = "^muffle") 
                    {
                      inherits <- base::inherits
                      invokeRestart <- base::invokeRestart
                      is.null <- base::is.null
                      muffled <- FALSE
                      if (inherits(cond, "message")) {
                        muffled <- grepl(pattern, "muffleMessage")
                        if (muffled) 
                          invokeRestart("muffleMessage")
                      }
                      else if (inherits(cond, "warning")) {
                        muffled <- grepl(pattern, "muffleWarning")
                        if (muffled) 
                          invokeRestart("muffleWarning")
                      }
                      else if (inherits(cond, "condition")) {
                        if (!is.null(pattern)) {
                          computeRestarts <- base::computeRestarts
                          grepl <- base::grepl
                          restarts <- computeRestarts(cond)
                          for (restart in restarts) {
                            name <- restart$name
                            if (is.null(name)) 
                              next
                            if (!grepl(pattern, name)) 
                              next
                            invokeRestart(restart)
                            muffled <- TRUE
                            break
                          }
                        }
                      }
                      invisible(muffled)
                    }
                    muffleCondition(cond, pattern = "^muffle")
                  }
                }
            }
        }))
    }, error = function(ex) {
        base::structure(base::list(value = NULL, visible = NULL, 
            conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
                ...future.rng), started = ...future.startTime, 
            finished = Sys.time(), session_uuid = NA_character_, 
            version = "1.8"), class = "FutureResult")
    }, finally = {
        if (!identical(...future.workdir, getwd())) 
            setwd(...future.workdir)
        {
            if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
                ...future.oldOptions$nwarnings <- NULL
            }
            base::options(...future.oldOptions)
            if (.Platform$OS.type == "windows") {
                old_names <- names(...future.oldEnvVars)
                envs <- base::Sys.getenv()
                names <- names(envs)
                common <- intersect(names, old_names)
                added <- setdiff(names, old_names)
                removed <- setdiff(old_names, names)
                changed <- common[...future.oldEnvVars[common] != 
                  envs[common]]
                NAMES <- toupper(changed)
                args <- list()
                for (kk in seq_along(NAMES)) {
                  name <- changed[[kk]]
                  NAME <- NAMES[[kk]]
                  if (name != NAME && is.element(NAME, old_names)) 
                    next
                  args[[name]] <- ...future.oldEnvVars[[name]]
                }
                NAMES <- toupper(added)
                for (kk in seq_along(NAMES)) {
                  name <- added[[kk]]
                  NAME <- NAMES[[kk]]
                  if (name != NAME && is.element(NAME, old_names)) 
                    next
                  args[[name]] <- ""
                }
                NAMES <- toupper(removed)
                for (kk in seq_along(NAMES)) {
                  name <- removed[[kk]]
                  NAME <- NAMES[[kk]]
                  if (name != NAME && is.element(NAME, old_names)) 
                    next
                  args[[name]] <- ...future.oldEnvVars[[name]]
                }
                if (length(args) > 0) 
                  base::do.call(base::Sys.setenv, args = args)
                args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
            }
            else {
                base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
            }
            {
                if (base::length(...future.futureOptionsAdded) > 
                  0L) {
                  opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
                  base::names(opts) <- ...future.futureOptionsAdded
                  base::options(opts)
                }
                {
                  NULL
                  options(future.plan = NULL)
                  if (is.na(NA_character_)) 
                    Sys.unsetenv("R_FUTURE_PLAN")
                  else Sys.setenv(R_FUTURE_PLAN = NA_character_)
                  future::plan(...future.strategy.old, .cleanup = FALSE, 
                    .init = FALSE)
                }
            }
        }
    })
    if (TRUE) {
        base::sink(type = "output", split = FALSE)
        if (TRUE) {
            ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
        }
        else {
            ...future.result["stdout"] <- base::list(NULL)
        }
        base::close(...future.stdout)
        ...future.stdout <- NULL
    }
    ...future.result$conditions <- ...future.conditions
    ...future.result$finished <- base::Sys.time()
    ...future.result
}
> stopifnot(is.call(expr))
> 
> clazzes <- list(
+   sequential = SequentialFuture,
+   multisession = function(...) MultisessionFuture(..., workers = I(1L)),
+   sequential = SequentialFuture
+ )
> if (supportsMulticore()) {
+   clazzes$multicore = function(...) MulticoreFuture(..., workers = I(1L))
+ }
> 
> for (clazz in clazzes) {
+   ## Calling run() more than once
+   f <- clazz({ 42L })
+   print(f)
+   run(f)
+   res <- tryCatch(run(f), error = identity)
+   stopifnot(inherits(res, "error"))
+   v <- value(f)
+   print(v)
+   stopifnot(v == 42L)
+ 
+   ## Call value() without run()
+   f <- clazz({ 42L })
+   v <- value(f)
+   print(v)
+   stopifnot(v == 42L)
+   
+   ## To avoid 'multisession' from leaving stray workers behind
+   ClusterRegistry(action = "stop")
+ }
[17:26:28.372] getGlobalsAndPackages() ...
[17:26:28.373] Searching for globals...
[17:26:28.379] - globals found: [1] '{'
[17:26:28.379] Searching for globals ... DONE
[17:26:28.379] Resolving globals: FALSE
[17:26:28.380] 
[17:26:28.381] 
[17:26:28.381] getGlobalsAndPackages() ... DONE
SequentialFuture:
Label: '<none>'
Expression:
{
    42L
}
Lazy evaluation: FALSE
Asynchronous evaluation: FALSE
Local evaluation: TRUE
Environment: R_GlobalEnv
Capture standard output: TRUE
Capture condition classes: 'condition' (excluding 'nothing')
Globals: <none>
Packages: <none>
L'Ecuyer-CMRG RNG seed: <none> (seed = FALSE)
Resolved: FALSE
Value: <not collected>
Conditions captured: <none>
Early signaling: FALSE
Owner process: 8bf02a43-03ed-657d-d716-1cbffa7acba6
Class: 'SequentialFuture', 'UniprocessFuture', 'Future', 'environment'
[17:26:28.383] Packages needed by the future expression (n = 0): <none>
[17:26:28.383] Packages needed by future strategies (n = 0): <none>
[17:26:28.385] {
[17:26:28.385]     {
[17:26:28.385]         {
[17:26:28.385]             ...future.startTime <- base::Sys.time()
[17:26:28.385]             {
[17:26:28.385]                 {
[17:26:28.385]                   {
[17:26:28.385]                     base::local({
[17:26:28.385]                       has_future <- base::requireNamespace("future", 
[17:26:28.385]                         quietly = TRUE)
[17:26:28.385]                       if (has_future) {
[17:26:28.385]                         ns <- base::getNamespace("future")
[17:26:28.385]                         version <- ns[[".package"]][["version"]]
[17:26:28.385]                         if (is.null(version)) 
[17:26:28.385]                           version <- utils::packageVersion("future")
[17:26:28.385]                       }
[17:26:28.385]                       else {
[17:26:28.385]                         version <- NULL
[17:26:28.385]                       }
[17:26:28.385]                       if (!has_future || version < "1.8.0") {
[17:26:28.385]                         info <- base::c(r_version = base::gsub("R version ", 
[17:26:28.385]                           "", base::R.version$version.string), 
[17:26:28.385]                           platform = base::sprintf("%s (%s-bit)", 
[17:26:28.385]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:26:28.385]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[17:26:28.385]                             "release", "version")], collapse = " "), 
[17:26:28.385]                           hostname = base::Sys.info()[["nodename"]])
[17:26:28.385]                         info <- base::sprintf("%s: %s", base::names(info), 
[17:26:28.385]                           info)
[17:26:28.385]                         info <- base::paste(info, collapse = "; ")
[17:26:28.385]                         if (!has_future) {
[17:26:28.385]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:26:28.385]                             info)
[17:26:28.385]                         }
[17:26:28.385]                         else {
[17:26:28.385]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:26:28.385]                             info, version)
[17:26:28.385]                         }
[17:26:28.385]                         base::stop(msg)
[17:26:28.385]                       }
[17:26:28.385]                     })
[17:26:28.385]                   }
[17:26:28.385]                   ...future.strategy.old <- future::plan("list")
[17:26:28.385]                   options(future.plan = NULL)
[17:26:28.385]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:26:28.385]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:26:28.385]                 }
[17:26:28.385]                 ...future.workdir <- getwd()
[17:26:28.385]             }
[17:26:28.385]             ...future.oldOptions <- base::as.list(base::.Options)
[17:26:28.385]             ...future.oldEnvVars <- base::Sys.getenv()
[17:26:28.385]         }
[17:26:28.385]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:26:28.385]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:26:28.385]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:26:28.385]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:26:28.385]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:26:28.385]             future.stdout.windows.reencode = NULL, width = 80L)
[17:26:28.385]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:26:28.385]             base::names(...future.oldOptions))
[17:26:28.385]     }
[17:26:28.385]     if (FALSE) {
[17:26:28.385]     }
[17:26:28.385]     else {
[17:26:28.385]         if (TRUE) {
[17:26:28.385]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:26:28.385]                 open = "w")
[17:26:28.385]         }
[17:26:28.385]         else {
[17:26:28.385]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:26:28.385]                 windows = "NUL", "/dev/null"), open = "w")
[17:26:28.385]         }
[17:26:28.385]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:26:28.385]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:26:28.385]             base::sink(type = "output", split = FALSE)
[17:26:28.385]             base::close(...future.stdout)
[17:26:28.385]         }, add = TRUE)
[17:26:28.385]     }
[17:26:28.385]     ...future.frame <- base::sys.nframe()
[17:26:28.385]     ...future.conditions <- base::list()
[17:26:28.385]     ...future.rng <- base::globalenv()$.Random.seed
[17:26:28.385]     if (FALSE) {
[17:26:28.385]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:26:28.385]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:26:28.385]     }
[17:26:28.385]     ...future.result <- base::tryCatch({
[17:26:28.385]         base::withCallingHandlers({
[17:26:28.385]             ...future.value <- base::withVisible(base::local({
[17:26:28.385]                 42L
[17:26:28.385]             }))
[17:26:28.385]             future::FutureResult(value = ...future.value$value, 
[17:26:28.385]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:28.385]                   ...future.rng), globalenv = if (FALSE) 
[17:26:28.385]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:26:28.385]                     ...future.globalenv.names))
[17:26:28.385]                 else NULL, started = ...future.startTime, version = "1.8")
[17:26:28.385]         }, condition = base::local({
[17:26:28.385]             c <- base::c
[17:26:28.385]             inherits <- base::inherits
[17:26:28.385]             invokeRestart <- base::invokeRestart
[17:26:28.385]             length <- base::length
[17:26:28.385]             list <- base::list
[17:26:28.385]             seq.int <- base::seq.int
[17:26:28.385]             signalCondition <- base::signalCondition
[17:26:28.385]             sys.calls <- base::sys.calls
[17:26:28.385]             `[[` <- base::`[[`
[17:26:28.385]             `+` <- base::`+`
[17:26:28.385]             `<<-` <- base::`<<-`
[17:26:28.385]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:26:28.385]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:26:28.385]                   3L)]
[17:26:28.385]             }
[17:26:28.385]             function(cond) {
[17:26:28.385]                 is_error <- inherits(cond, "error")
[17:26:28.385]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:26:28.385]                   NULL)
[17:26:28.385]                 if (is_error) {
[17:26:28.385]                   sessionInformation <- function() {
[17:26:28.385]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:26:28.385]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:26:28.385]                       search = base::search(), system = base::Sys.info())
[17:26:28.385]                   }
[17:26:28.385]                   ...future.conditions[[length(...future.conditions) + 
[17:26:28.385]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:26:28.385]                     cond$call), session = sessionInformation(), 
[17:26:28.385]                     timestamp = base::Sys.time(), signaled = 0L)
[17:26:28.385]                   signalCondition(cond)
[17:26:28.385]                 }
[17:26:28.385]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:26:28.385]                 "immediateCondition"))) {
[17:26:28.385]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:26:28.385]                   ...future.conditions[[length(...future.conditions) + 
[17:26:28.385]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:26:28.385]                   if (TRUE && !signal) {
[17:26:28.385]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:28.385]                     {
[17:26:28.385]                       inherits <- base::inherits
[17:26:28.385]                       invokeRestart <- base::invokeRestart
[17:26:28.385]                       is.null <- base::is.null
[17:26:28.385]                       muffled <- FALSE
[17:26:28.385]                       if (inherits(cond, "message")) {
[17:26:28.385]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:28.385]                         if (muffled) 
[17:26:28.385]                           invokeRestart("muffleMessage")
[17:26:28.385]                       }
[17:26:28.385]                       else if (inherits(cond, "warning")) {
[17:26:28.385]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:28.385]                         if (muffled) 
[17:26:28.385]                           invokeRestart("muffleWarning")
[17:26:28.385]                       }
[17:26:28.385]                       else if (inherits(cond, "condition")) {
[17:26:28.385]                         if (!is.null(pattern)) {
[17:26:28.385]                           computeRestarts <- base::computeRestarts
[17:26:28.385]                           grepl <- base::grepl
[17:26:28.385]                           restarts <- computeRestarts(cond)
[17:26:28.385]                           for (restart in restarts) {
[17:26:28.385]                             name <- restart$name
[17:26:28.385]                             if (is.null(name)) 
[17:26:28.385]                               next
[17:26:28.385]                             if (!grepl(pattern, name)) 
[17:26:28.385]                               next
[17:26:28.385]                             invokeRestart(restart)
[17:26:28.385]                             muffled <- TRUE
[17:26:28.385]                             break
[17:26:28.385]                           }
[17:26:28.385]                         }
[17:26:28.385]                       }
[17:26:28.385]                       invisible(muffled)
[17:26:28.385]                     }
[17:26:28.385]                     muffleCondition(cond, pattern = "^muffle")
[17:26:28.385]                   }
[17:26:28.385]                 }
[17:26:28.385]                 else {
[17:26:28.385]                   if (TRUE) {
[17:26:28.385]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:28.385]                     {
[17:26:28.385]                       inherits <- base::inherits
[17:26:28.385]                       invokeRestart <- base::invokeRestart
[17:26:28.385]                       is.null <- base::is.null
[17:26:28.385]                       muffled <- FALSE
[17:26:28.385]                       if (inherits(cond, "message")) {
[17:26:28.385]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:28.385]                         if (muffled) 
[17:26:28.385]                           invokeRestart("muffleMessage")
[17:26:28.385]                       }
[17:26:28.385]                       else if (inherits(cond, "warning")) {
[17:26:28.385]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:28.385]                         if (muffled) 
[17:26:28.385]                           invokeRestart("muffleWarning")
[17:26:28.385]                       }
[17:26:28.385]                       else if (inherits(cond, "condition")) {
[17:26:28.385]                         if (!is.null(pattern)) {
[17:26:28.385]                           computeRestarts <- base::computeRestarts
[17:26:28.385]                           grepl <- base::grepl
[17:26:28.385]                           restarts <- computeRestarts(cond)
[17:26:28.385]                           for (restart in restarts) {
[17:26:28.385]                             name <- restart$name
[17:26:28.385]                             if (is.null(name)) 
[17:26:28.385]                               next
[17:26:28.385]                             if (!grepl(pattern, name)) 
[17:26:28.385]                               next
[17:26:28.385]                             invokeRestart(restart)
[17:26:28.385]                             muffled <- TRUE
[17:26:28.385]                             break
[17:26:28.385]                           }
[17:26:28.385]                         }
[17:26:28.385]                       }
[17:26:28.385]                       invisible(muffled)
[17:26:28.385]                     }
[17:26:28.385]                     muffleCondition(cond, pattern = "^muffle")
[17:26:28.385]                   }
[17:26:28.385]                 }
[17:26:28.385]             }
[17:26:28.385]         }))
[17:26:28.385]     }, error = function(ex) {
[17:26:28.385]         base::structure(base::list(value = NULL, visible = NULL, 
[17:26:28.385]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:28.385]                 ...future.rng), started = ...future.startTime, 
[17:26:28.385]             finished = Sys.time(), session_uuid = NA_character_, 
[17:26:28.385]             version = "1.8"), class = "FutureResult")
[17:26:28.385]     }, finally = {
[17:26:28.385]         if (!identical(...future.workdir, getwd())) 
[17:26:28.385]             setwd(...future.workdir)
[17:26:28.385]         {
[17:26:28.385]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:26:28.385]                 ...future.oldOptions$nwarnings <- NULL
[17:26:28.385]             }
[17:26:28.385]             base::options(...future.oldOptions)
[17:26:28.385]             if (.Platform$OS.type == "windows") {
[17:26:28.385]                 old_names <- names(...future.oldEnvVars)
[17:26:28.385]                 envs <- base::Sys.getenv()
[17:26:28.385]                 names <- names(envs)
[17:26:28.385]                 common <- intersect(names, old_names)
[17:26:28.385]                 added <- setdiff(names, old_names)
[17:26:28.385]                 removed <- setdiff(old_names, names)
[17:26:28.385]                 changed <- common[...future.oldEnvVars[common] != 
[17:26:28.385]                   envs[common]]
[17:26:28.385]                 NAMES <- toupper(changed)
[17:26:28.385]                 args <- list()
[17:26:28.385]                 for (kk in seq_along(NAMES)) {
[17:26:28.385]                   name <- changed[[kk]]
[17:26:28.385]                   NAME <- NAMES[[kk]]
[17:26:28.385]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:28.385]                     next
[17:26:28.385]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:28.385]                 }
[17:26:28.385]                 NAMES <- toupper(added)
[17:26:28.385]                 for (kk in seq_along(NAMES)) {
[17:26:28.385]                   name <- added[[kk]]
[17:26:28.385]                   NAME <- NAMES[[kk]]
[17:26:28.385]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:28.385]                     next
[17:26:28.385]                   args[[name]] <- ""
[17:26:28.385]                 }
[17:26:28.385]                 NAMES <- toupper(removed)
[17:26:28.385]                 for (kk in seq_along(NAMES)) {
[17:26:28.385]                   name <- removed[[kk]]
[17:26:28.385]                   NAME <- NAMES[[kk]]
[17:26:28.385]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:28.385]                     next
[17:26:28.385]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:28.385]                 }
[17:26:28.385]                 if (length(args) > 0) 
[17:26:28.385]                   base::do.call(base::Sys.setenv, args = args)
[17:26:28.385]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:26:28.385]             }
[17:26:28.385]             else {
[17:26:28.385]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:26:28.385]             }
[17:26:28.385]             {
[17:26:28.385]                 if (base::length(...future.futureOptionsAdded) > 
[17:26:28.385]                   0L) {
[17:26:28.385]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:26:28.385]                   base::names(opts) <- ...future.futureOptionsAdded
[17:26:28.385]                   base::options(opts)
[17:26:28.385]                 }
[17:26:28.385]                 {
[17:26:28.385]                   {
[17:26:28.385]                     NULL
[17:26:28.385]                     RNGkind("Mersenne-Twister")
[17:26:28.385]                     base::rm(list = ".Random.seed", envir = base::globalenv(), 
[17:26:28.385]                       inherits = FALSE)
[17:26:28.385]                   }
[17:26:28.385]                   options(future.plan = NULL)
[17:26:28.385]                   if (is.na(NA_character_)) 
[17:26:28.385]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:26:28.385]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:26:28.385]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:26:28.385]                     .init = FALSE)
[17:26:28.385]                 }
[17:26:28.385]             }
[17:26:28.385]         }
[17:26:28.385]     })
[17:26:28.385]     if (TRUE) {
[17:26:28.385]         base::sink(type = "output", split = FALSE)
[17:26:28.385]         if (TRUE) {
[17:26:28.385]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:26:28.385]         }
[17:26:28.385]         else {
[17:26:28.385]             ...future.result["stdout"] <- base::list(NULL)
[17:26:28.385]         }
[17:26:28.385]         base::close(...future.stdout)
[17:26:28.385]         ...future.stdout <- NULL
[17:26:28.385]     }
[17:26:28.385]     ...future.result$conditions <- ...future.conditions
[17:26:28.385]     ...future.result$finished <- base::Sys.time()
[17:26:28.385]     ...future.result
[17:26:28.385] }
[17:26:28.395] plan(): Setting new future strategy stack:
[17:26:28.395] List of future strategies:
[17:26:28.395] 1. sequential:
[17:26:28.395]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:26:28.395]    - tweaked: FALSE
[17:26:28.395]    - call: NULL
[17:26:28.396] plan(): nbrOfWorkers() = 1
[17:26:28.400] plan(): Setting new future strategy stack:
[17:26:28.400] List of future strategies:
[17:26:28.400] 1. future:
[17:26:28.400]    - args: function (..., workers = "<NULL>")
[17:26:28.400]    - tweaked: FALSE
[17:26:28.400]    - call: plan(foo)
[17:26:28.401] plan(): nbrOfWorkers() = Inf
[17:26:28.402] SequentialFuture started (and completed)
[1] 42
[17:26:28.404] getGlobalsAndPackages() ...
[17:26:28.404] Searching for globals...
[17:26:28.405] - globals found: [1] '{'
[17:26:28.406] Searching for globals ... DONE
[17:26:28.406] Resolving globals: FALSE
[17:26:28.407] 
[17:26:28.407] 
[17:26:28.407] getGlobalsAndPackages() ... DONE
[17:26:28.408] Packages needed by the future expression (n = 0): <none>
[17:26:28.408] Packages needed by future strategies (n = 0): <none>
[17:26:28.410] {
[17:26:28.410]     {
[17:26:28.410]         {
[17:26:28.410]             ...future.startTime <- base::Sys.time()
[17:26:28.410]             {
[17:26:28.410]                 {
[17:26:28.410]                   {
[17:26:28.410]                     base::local({
[17:26:28.410]                       has_future <- base::requireNamespace("future", 
[17:26:28.410]                         quietly = TRUE)
[17:26:28.410]                       if (has_future) {
[17:26:28.410]                         ns <- base::getNamespace("future")
[17:26:28.410]                         version <- ns[[".package"]][["version"]]
[17:26:28.410]                         if (is.null(version)) 
[17:26:28.410]                           version <- utils::packageVersion("future")
[17:26:28.410]                       }
[17:26:28.410]                       else {
[17:26:28.410]                         version <- NULL
[17:26:28.410]                       }
[17:26:28.410]                       if (!has_future || version < "1.8.0") {
[17:26:28.410]                         info <- base::c(r_version = base::gsub("R version ", 
[17:26:28.410]                           "", base::R.version$version.string), 
[17:26:28.410]                           platform = base::sprintf("%s (%s-bit)", 
[17:26:28.410]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:26:28.410]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[17:26:28.410]                             "release", "version")], collapse = " "), 
[17:26:28.410]                           hostname = base::Sys.info()[["nodename"]])
[17:26:28.410]                         info <- base::sprintf("%s: %s", base::names(info), 
[17:26:28.410]                           info)
[17:26:28.410]                         info <- base::paste(info, collapse = "; ")
[17:26:28.410]                         if (!has_future) {
[17:26:28.410]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:26:28.410]                             info)
[17:26:28.410]                         }
[17:26:28.410]                         else {
[17:26:28.410]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:26:28.410]                             info, version)
[17:26:28.410]                         }
[17:26:28.410]                         base::stop(msg)
[17:26:28.410]                       }
[17:26:28.410]                     })
[17:26:28.410]                   }
[17:26:28.410]                   ...future.strategy.old <- future::plan("list")
[17:26:28.410]                   options(future.plan = NULL)
[17:26:28.410]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:26:28.410]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:26:28.410]                 }
[17:26:28.410]                 ...future.workdir <- getwd()
[17:26:28.410]             }
[17:26:28.410]             ...future.oldOptions <- base::as.list(base::.Options)
[17:26:28.410]             ...future.oldEnvVars <- base::Sys.getenv()
[17:26:28.410]         }
[17:26:28.410]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:26:28.410]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:26:28.410]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:26:28.410]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:26:28.410]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:26:28.410]             future.stdout.windows.reencode = NULL, width = 80L)
[17:26:28.410]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:26:28.410]             base::names(...future.oldOptions))
[17:26:28.410]     }
[17:26:28.410]     if (FALSE) {
[17:26:28.410]     }
[17:26:28.410]     else {
[17:26:28.410]         if (TRUE) {
[17:26:28.410]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:26:28.410]                 open = "w")
[17:26:28.410]         }
[17:26:28.410]         else {
[17:26:28.410]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:26:28.410]                 windows = "NUL", "/dev/null"), open = "w")
[17:26:28.410]         }
[17:26:28.410]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:26:28.410]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:26:28.410]             base::sink(type = "output", split = FALSE)
[17:26:28.410]             base::close(...future.stdout)
[17:26:28.410]         }, add = TRUE)
[17:26:28.410]     }
[17:26:28.410]     ...future.frame <- base::sys.nframe()
[17:26:28.410]     ...future.conditions <- base::list()
[17:26:28.410]     ...future.rng <- base::globalenv()$.Random.seed
[17:26:28.410]     if (FALSE) {
[17:26:28.410]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:26:28.410]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:26:28.410]     }
[17:26:28.410]     ...future.result <- base::tryCatch({
[17:26:28.410]         base::withCallingHandlers({
[17:26:28.410]             ...future.value <- base::withVisible(base::local({
[17:26:28.410]                 42L
[17:26:28.410]             }))
[17:26:28.410]             future::FutureResult(value = ...future.value$value, 
[17:26:28.410]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:28.410]                   ...future.rng), globalenv = if (FALSE) 
[17:26:28.410]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:26:28.410]                     ...future.globalenv.names))
[17:26:28.410]                 else NULL, started = ...future.startTime, version = "1.8")
[17:26:28.410]         }, condition = base::local({
[17:26:28.410]             c <- base::c
[17:26:28.410]             inherits <- base::inherits
[17:26:28.410]             invokeRestart <- base::invokeRestart
[17:26:28.410]             length <- base::length
[17:26:28.410]             list <- base::list
[17:26:28.410]             seq.int <- base::seq.int
[17:26:28.410]             signalCondition <- base::signalCondition
[17:26:28.410]             sys.calls <- base::sys.calls
[17:26:28.410]             `[[` <- base::`[[`
[17:26:28.410]             `+` <- base::`+`
[17:26:28.410]             `<<-` <- base::`<<-`
[17:26:28.410]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:26:28.410]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:26:28.410]                   3L)]
[17:26:28.410]             }
[17:26:28.410]             function(cond) {
[17:26:28.410]                 is_error <- inherits(cond, "error")
[17:26:28.410]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:26:28.410]                   NULL)
[17:26:28.410]                 if (is_error) {
[17:26:28.410]                   sessionInformation <- function() {
[17:26:28.410]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:26:28.410]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:26:28.410]                       search = base::search(), system = base::Sys.info())
[17:26:28.410]                   }
[17:26:28.410]                   ...future.conditions[[length(...future.conditions) + 
[17:26:28.410]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:26:28.410]                     cond$call), session = sessionInformation(), 
[17:26:28.410]                     timestamp = base::Sys.time(), signaled = 0L)
[17:26:28.410]                   signalCondition(cond)
[17:26:28.410]                 }
[17:26:28.410]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:26:28.410]                 "immediateCondition"))) {
[17:26:28.410]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:26:28.410]                   ...future.conditions[[length(...future.conditions) + 
[17:26:28.410]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:26:28.410]                   if (TRUE && !signal) {
[17:26:28.410]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:28.410]                     {
[17:26:28.410]                       inherits <- base::inherits
[17:26:28.410]                       invokeRestart <- base::invokeRestart
[17:26:28.410]                       is.null <- base::is.null
[17:26:28.410]                       muffled <- FALSE
[17:26:28.410]                       if (inherits(cond, "message")) {
[17:26:28.410]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:28.410]                         if (muffled) 
[17:26:28.410]                           invokeRestart("muffleMessage")
[17:26:28.410]                       }
[17:26:28.410]                       else if (inherits(cond, "warning")) {
[17:26:28.410]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:28.410]                         if (muffled) 
[17:26:28.410]                           invokeRestart("muffleWarning")
[17:26:28.410]                       }
[17:26:28.410]                       else if (inherits(cond, "condition")) {
[17:26:28.410]                         if (!is.null(pattern)) {
[17:26:28.410]                           computeRestarts <- base::computeRestarts
[17:26:28.410]                           grepl <- base::grepl
[17:26:28.410]                           restarts <- computeRestarts(cond)
[17:26:28.410]                           for (restart in restarts) {
[17:26:28.410]                             name <- restart$name
[17:26:28.410]                             if (is.null(name)) 
[17:26:28.410]                               next
[17:26:28.410]                             if (!grepl(pattern, name)) 
[17:26:28.410]                               next
[17:26:28.410]                             invokeRestart(restart)
[17:26:28.410]                             muffled <- TRUE
[17:26:28.410]                             break
[17:26:28.410]                           }
[17:26:28.410]                         }
[17:26:28.410]                       }
[17:26:28.410]                       invisible(muffled)
[17:26:28.410]                     }
[17:26:28.410]                     muffleCondition(cond, pattern = "^muffle")
[17:26:28.410]                   }
[17:26:28.410]                 }
[17:26:28.410]                 else {
[17:26:28.410]                   if (TRUE) {
[17:26:28.410]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:28.410]                     {
[17:26:28.410]                       inherits <- base::inherits
[17:26:28.410]                       invokeRestart <- base::invokeRestart
[17:26:28.410]                       is.null <- base::is.null
[17:26:28.410]                       muffled <- FALSE
[17:26:28.410]                       if (inherits(cond, "message")) {
[17:26:28.410]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:28.410]                         if (muffled) 
[17:26:28.410]                           invokeRestart("muffleMessage")
[17:26:28.410]                       }
[17:26:28.410]                       else if (inherits(cond, "warning")) {
[17:26:28.410]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:28.410]                         if (muffled) 
[17:26:28.410]                           invokeRestart("muffleWarning")
[17:26:28.410]                       }
[17:26:28.410]                       else if (inherits(cond, "condition")) {
[17:26:28.410]                         if (!is.null(pattern)) {
[17:26:28.410]                           computeRestarts <- base::computeRestarts
[17:26:28.410]                           grepl <- base::grepl
[17:26:28.410]                           restarts <- computeRestarts(cond)
[17:26:28.410]                           for (restart in restarts) {
[17:26:28.410]                             name <- restart$name
[17:26:28.410]                             if (is.null(name)) 
[17:26:28.410]                               next
[17:26:28.410]                             if (!grepl(pattern, name)) 
[17:26:28.410]                               next
[17:26:28.410]                             invokeRestart(restart)
[17:26:28.410]                             muffled <- TRUE
[17:26:28.410]                             break
[17:26:28.410]                           }
[17:26:28.410]                         }
[17:26:28.410]                       }
[17:26:28.410]                       invisible(muffled)
[17:26:28.410]                     }
[17:26:28.410]                     muffleCondition(cond, pattern = "^muffle")
[17:26:28.410]                   }
[17:26:28.410]                 }
[17:26:28.410]             }
[17:26:28.410]         }))
[17:26:28.410]     }, error = function(ex) {
[17:26:28.410]         base::structure(base::list(value = NULL, visible = NULL, 
[17:26:28.410]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:28.410]                 ...future.rng), started = ...future.startTime, 
[17:26:28.410]             finished = Sys.time(), session_uuid = NA_character_, 
[17:26:28.410]             version = "1.8"), class = "FutureResult")
[17:26:28.410]     }, finally = {
[17:26:28.410]         if (!identical(...future.workdir, getwd())) 
[17:26:28.410]             setwd(...future.workdir)
[17:26:28.410]         {
[17:26:28.410]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:26:28.410]                 ...future.oldOptions$nwarnings <- NULL
[17:26:28.410]             }
[17:26:28.410]             base::options(...future.oldOptions)
[17:26:28.410]             if (.Platform$OS.type == "windows") {
[17:26:28.410]                 old_names <- names(...future.oldEnvVars)
[17:26:28.410]                 envs <- base::Sys.getenv()
[17:26:28.410]                 names <- names(envs)
[17:26:28.410]                 common <- intersect(names, old_names)
[17:26:28.410]                 added <- setdiff(names, old_names)
[17:26:28.410]                 removed <- setdiff(old_names, names)
[17:26:28.410]                 changed <- common[...future.oldEnvVars[common] != 
[17:26:28.410]                   envs[common]]
[17:26:28.410]                 NAMES <- toupper(changed)
[17:26:28.410]                 args <- list()
[17:26:28.410]                 for (kk in seq_along(NAMES)) {
[17:26:28.410]                   name <- changed[[kk]]
[17:26:28.410]                   NAME <- NAMES[[kk]]
[17:26:28.410]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:28.410]                     next
[17:26:28.410]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:28.410]                 }
[17:26:28.410]                 NAMES <- toupper(added)
[17:26:28.410]                 for (kk in seq_along(NAMES)) {
[17:26:28.410]                   name <- added[[kk]]
[17:26:28.410]                   NAME <- NAMES[[kk]]
[17:26:28.410]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:28.410]                     next
[17:26:28.410]                   args[[name]] <- ""
[17:26:28.410]                 }
[17:26:28.410]                 NAMES <- toupper(removed)
[17:26:28.410]                 for (kk in seq_along(NAMES)) {
[17:26:28.410]                   name <- removed[[kk]]
[17:26:28.410]                   NAME <- NAMES[[kk]]
[17:26:28.410]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:28.410]                     next
[17:26:28.410]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:28.410]                 }
[17:26:28.410]                 if (length(args) > 0) 
[17:26:28.410]                   base::do.call(base::Sys.setenv, args = args)
[17:26:28.410]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:26:28.410]             }
[17:26:28.410]             else {
[17:26:28.410]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:26:28.410]             }
[17:26:28.410]             {
[17:26:28.410]                 if (base::length(...future.futureOptionsAdded) > 
[17:26:28.410]                   0L) {
[17:26:28.410]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:26:28.410]                   base::names(opts) <- ...future.futureOptionsAdded
[17:26:28.410]                   base::options(opts)
[17:26:28.410]                 }
[17:26:28.410]                 {
[17:26:28.410]                   {
[17:26:28.410]                     NULL
[17:26:28.410]                     RNGkind("Mersenne-Twister")
[17:26:28.410]                     base::rm(list = ".Random.seed", envir = base::globalenv(), 
[17:26:28.410]                       inherits = FALSE)
[17:26:28.410]                   }
[17:26:28.410]                   options(future.plan = NULL)
[17:26:28.410]                   if (is.na(NA_character_)) 
[17:26:28.410]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:26:28.410]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:26:28.410]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:26:28.410]                     .init = FALSE)
[17:26:28.410]                 }
[17:26:28.410]             }
[17:26:28.410]         }
[17:26:28.410]     })
[17:26:28.410]     if (TRUE) {
[17:26:28.410]         base::sink(type = "output", split = FALSE)
[17:26:28.410]         if (TRUE) {
[17:26:28.410]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:26:28.410]         }
[17:26:28.410]         else {
[17:26:28.410]             ...future.result["stdout"] <- base::list(NULL)
[17:26:28.410]         }
[17:26:28.410]         base::close(...future.stdout)
[17:26:28.410]         ...future.stdout <- NULL
[17:26:28.410]     }
[17:26:28.410]     ...future.result$conditions <- ...future.conditions
[17:26:28.410]     ...future.result$finished <- base::Sys.time()
[17:26:28.410]     ...future.result
[17:26:28.410] }
[17:26:28.417] plan(): Setting new future strategy stack:
[17:26:28.417] List of future strategies:
[17:26:28.417] 1. sequential:
[17:26:28.417]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:26:28.417]    - tweaked: FALSE
[17:26:28.417]    - call: NULL
[17:26:28.418] plan(): nbrOfWorkers() = 1
[17:26:28.420] plan(): Setting new future strategy stack:
[17:26:28.421] List of future strategies:
[17:26:28.421] 1. future:
[17:26:28.421]    - args: function (..., workers = "<NULL>")
[17:26:28.421]    - tweaked: FALSE
[17:26:28.421]    - call: plan(foo)
[17:26:28.422] plan(): nbrOfWorkers() = Inf
[17:26:28.422] SequentialFuture started (and completed)
[1] 42
[17:26:28.426] getGlobalsAndPackages() ...
[17:26:28.426] 
[17:26:28.427] - globals: [0] <none>
[17:26:28.427] getGlobalsAndPackages() ... DONE
[17:26:28.428] [local output] makeClusterPSOCK() ...
[17:26:28.480] [local output] Workers: [n = 1] 'localhost'
[17:26:28.489] [local output] Base port: 25207
[17:26:28.490] [local output] Getting setup options for 1 cluster nodes ...
[17:26:28.490] [local output]  - Node #1 of 1 ...
[17:26:28.491] [local output] localMachine=TRUE => revtunnel=FALSE

[17:26:28.493] Testing if worker's PID can be inferred: '"D:/RCompile/recent/R/bin/x64/Rscript" -e "try(suppressWarnings(cat(Sys.getpid(),file=\"D:/temp/RtmpsLGpie/worker.rank=1.parallelly.parent=97104.17b507a167621.pid\")), silent = TRUE)" -e "file.exists(\"D:/temp/RtmpsLGpie/worker.rank=1.parallelly.parent=97104.17b507a167621.pid\")"'
[17:26:28.938] - Possible to infer worker's PID: TRUE
[17:26:28.939] [local output] Rscript port: 25207

[17:26:28.940] [local output] Getting setup options for 1 cluster nodes ... done
[17:26:28.940] [local output]  - Parallel setup requested for some PSOCK nodes
[17:26:28.941] [local output] Setting up PSOCK nodes in parallel
[17:26:28.942] List of 36
[17:26:28.942]  $ worker          : chr "localhost"
[17:26:28.942]   ..- attr(*, "localhost")= logi TRUE
[17:26:28.942]  $ master          : chr "localhost"
[17:26:28.942]  $ port            : int 25207
[17:26:28.942]  $ connectTimeout  : num 120
[17:26:28.942]  $ timeout         : num 120
[17:26:28.942]  $ rscript         : chr "\"D:/RCompile/recent/R/bin/x64/Rscript\""
[17:26:28.942]  $ homogeneous     : logi TRUE
[17:26:28.942]  $ rscript_args    : chr "--default-packages=datasets,utils,grDevices,graphics,stats,methods -e \"#label=Future-class.R:97104:CRANWIN3:CR"| __truncated__
[17:26:28.942]  $ rscript_envs    : NULL
[17:26:28.942]  $ rscript_libs    : NULL
[17:26:28.942]  $ rscript_startup : NULL
[17:26:28.942]  $ rscript_sh      : chr [1:2] "cmd" "cmd"
[17:26:28.942]  $ default_packages: chr [1:6] "datasets" "utils" "grDevices" "graphics" ...
[17:26:28.942]  $ methods         : logi TRUE
[17:26:28.942]  $ socketOptions   : chr "no-delay"
[17:26:28.942]  $ useXDR          : logi FALSE
[17:26:28.942]  $ outfile         : chr "/dev/null"
[17:26:28.942]  $ renice          : int NA
[17:26:28.942]  $ rshcmd          : NULL
[17:26:28.942]  $ user            : chr(0) 
[17:26:28.942]  $ revtunnel       : logi FALSE
[17:26:28.942]  $ rshlogfile      : NULL
[17:26:28.942]  $ rshopts         : chr(0) 
[17:26:28.942]  $ rank            : int 1
[17:26:28.942]  $ manual          : logi FALSE
[17:26:28.942]  $ dryrun          : logi FALSE
[17:26:28.942]  $ quiet           : logi FALSE
[17:26:28.942]  $ setup_strategy  : chr "parallel"
[17:26:28.942]  $ local_cmd       : chr "\"D:/RCompile/recent/R/bin/x64/Rscript\" --default-packages=datasets,utils,grDevices,graphics,stats,methods -e "| __truncated__
[17:26:28.942]  $ pidfile         : chr "D:/temp/RtmpsLGpie/worker.rank=1.parallelly.parent=97104.17b507a167621.pid"
[17:26:28.942]  $ rshcmd_label    : NULL
[17:26:28.942]  $ rsh_call        : NULL
[17:26:28.942]  $ cmd             : chr "\"D:/RCompile/recent/R/bin/x64/Rscript\" --default-packages=datasets,utils,grDevices,graphics,stats,methods -e "| __truncated__
[17:26:28.942]  $ localMachine    : logi TRUE
[17:26:28.942]  $ make_fcn        :function (worker = getOption2("parallelly.localhost.hostname", "localhost"), 
[17:26:28.942]     master = NULL, port, connectTimeout = getOption2("parallelly.makeNodePSOCK.connectTimeout", 
[17:26:28.942]         2 * 60), timeout = getOption2("parallelly.makeNodePSOCK.timeout", 
[17:26:28.942]         30 * 24 * 60 * 60), rscript = NULL, homogeneous = NULL, rscript_args = NULL, 
[17:26:28.942]     rscript_envs = NULL, rscript_libs = NULL, rscript_startup = NULL, rscript_sh = c("auto", 
[17:26:28.942]         "cmd", "sh", "none"), default_packages = c("datasets", "utils", 
[17:26:28.942]         "grDevices", "graphics", "stats", if (methods) "methods"), methods = TRUE, 
[17:26:28.942]     socketOptions = getOption2("parallelly.makeNodePSOCK.socketOptions", 
[17:26:28.942]         "no-delay"), useXDR = getOption2("parallelly.makeNodePSOCK.useXDR", 
[17:26:28.942]         FALSE), outfile = "/dev/null", renice = NA_integer_, rshcmd = getOption2("parallelly.makeNodePSOCK.rshcmd", 
[17:26:28.942]         NULL), user = NULL, revtunnel = NA, rshlogfile = NULL, rshopts = getOption2("parallelly.makeNodePSOCK.rshopts", 
[17:26:28.942]         NULL), rank = 1L, manual = FALSE, dryrun = FALSE, quiet = FALSE, 
[17:26:28.942]     setup_strategy = getOption2("parallelly.makeNodePSOCK.setup_strategy", 
[17:26:28.942]         "parallel"), action = c("launch", "options"), verbose = FALSE)  
[17:26:28.942]  $ arguments       :List of 28
[17:26:28.942]   ..$ worker          : chr "localhost"
[17:26:28.942]   ..$ master          : NULL
[17:26:28.942]   ..$ port            : int 25207
[17:26:28.942]   ..$ connectTimeout  : num 120
[17:26:28.942]   ..$ timeout         : num 120
[17:26:28.942]   ..$ rscript         : NULL
[17:26:28.942]   ..$ homogeneous     : NULL
[17:26:28.942]   ..$ rscript_args    : NULL
[17:26:28.942]   ..$ rscript_envs    : NULL
[17:26:28.942]   ..$ rscript_libs    : NULL
[17:26:28.942]   ..$ rscript_startup : NULL
[17:26:28.942]   ..$ rscript_sh      : chr "auto"
[17:26:28.942]   ..$ default_packages: chr [1:6] "datasets" "utils" "grDevices" "graphics" ...
[17:26:28.942]   ..$ methods         : logi TRUE
[17:26:28.942]   ..$ socketOptions   : chr "no-delay"
[17:26:28.942]   ..$ useXDR          : logi FALSE
[17:26:28.942]   ..$ outfile         : chr "/dev/null"
[17:26:28.942]   ..$ renice          : int NA
[17:26:28.942]   ..$ rshcmd          : NULL
[17:26:28.942]   ..$ user            : NULL
[17:26:28.942]   ..$ revtunnel       : logi NA
[17:26:28.942]   ..$ rshlogfile      : NULL
[17:26:28.942]   ..$ rshopts         : NULL
[17:26:28.942]   ..$ rank            : int 1
[17:26:28.942]   ..$ manual          : logi FALSE
[17:26:28.942]   ..$ dryrun          : logi FALSE
[17:26:28.942]   ..$ quiet           : logi FALSE
[17:26:28.942]   ..$ setup_strategy  : chr "parallel"
[17:26:28.942]  - attr(*, "class")= chr [1:2] "makeNodePSOCKOptions" "makeNodeOptions"
[17:26:28.977] [local output] System call to launch all workers:
[17:26:28.978] [local output] "D:/RCompile/recent/R/bin/x64/Rscript" --default-packages=datasets,utils,grDevices,graphics,stats,methods -e "#label=Future-class.R:97104:CRANWIN3:CRAN" -e "try(suppressWarnings(cat(Sys.getpid(),file=\"D:/temp/RtmpsLGpie/worker.rank=1.parallelly.parent=97104.17b507a167621.pid\")), silent = TRUE)" -e "options(socketOptions = \"no-delay\")" -e "workRSOCK <- tryCatch(parallel:::.workRSOCK, error=function(e) parallel:::.slaveRSOCK); workRSOCK()" MASTER=localhost PORT=25207 OUT=/dev/null TIMEOUT=120 XDR=FALSE SETUPTIMEOUT=120 SETUPSTRATEGY=parallel
[17:26:28.978] [local output] Starting PSOCK main server
[17:26:28.985] [local output] Workers launched
[17:26:28.985] [local output] Waiting for workers to connect back
[17:26:28.985]  - [local output] 0 workers out of 1 ready
[17:26:29.223]  - [local output] 0 workers out of 1 ready
[17:26:29.224]  - [local output] 1 workers out of 1 ready
[17:26:29.224] [local output] Launching of 1 workers completed
[17:26:29.224] [local output] Number of nodes in cluster: 1
[17:26:29.224] [local output] Collecting session information from 1 workers
[17:26:29.226] [local output]  - Worker #1 of 1
[17:26:29.226] [local output] makeClusterPSOCK() ... done
MultisessionFuture:
Label: '<none>'
Expression:
{
    42L
}
Lazy evaluation: FALSE
Asynchronous evaluation: TRUE
Local evaluation: TRUE
Environment: 0x0000026ee1fbb068
Capture standard output: TRUE
Capture condition classes: 'condition' (excluding 'nothing')
Globals: <none>
Packages: <none>
L'Ecuyer-CMRG RNG seed: <none> (seed = FALSE)
Resolved: FALSE
Value: <not collected>
Conditions captured: <none>
Early signaling: FALSE
Owner process: 8bf02a43-03ed-657d-d716-1cbffa7acba6
Class: 'MultisessionFuture', 'ClusterFuture', 'MultiprocessFuture', 'Future', 'environment'
[17:26:29.236] Packages needed by the future expression (n = 0): <none>
[17:26:29.236] Packages needed by future strategies (n = 0): <none>
[17:26:29.237] {
[17:26:29.237]     {
[17:26:29.237]         {
[17:26:29.237]             ...future.startTime <- base::Sys.time()
[17:26:29.237]             {
[17:26:29.237]                 {
[17:26:29.237]                   {
[17:26:29.237]                     {
[17:26:29.237]                       base::local({
[17:26:29.237]                         has_future <- base::requireNamespace("future", 
[17:26:29.237]                           quietly = TRUE)
[17:26:29.237]                         if (has_future) {
[17:26:29.237]                           ns <- base::getNamespace("future")
[17:26:29.237]                           version <- ns[[".package"]][["version"]]
[17:26:29.237]                           if (is.null(version)) 
[17:26:29.237]                             version <- utils::packageVersion("future")
[17:26:29.237]                         }
[17:26:29.237]                         else {
[17:26:29.237]                           version <- NULL
[17:26:29.237]                         }
[17:26:29.237]                         if (!has_future || version < "1.8.0") {
[17:26:29.237]                           info <- base::c(r_version = base::gsub("R version ", 
[17:26:29.237]                             "", base::R.version$version.string), 
[17:26:29.237]                             platform = base::sprintf("%s (%s-bit)", 
[17:26:29.237]                               base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:26:29.237]                             os = base::paste(base::Sys.info()[base::c("sysname", 
[17:26:29.237]                               "release", "version")], collapse = " "), 
[17:26:29.237]                             hostname = base::Sys.info()[["nodename"]])
[17:26:29.237]                           info <- base::sprintf("%s: %s", base::names(info), 
[17:26:29.237]                             info)
[17:26:29.237]                           info <- base::paste(info, collapse = "; ")
[17:26:29.237]                           if (!has_future) {
[17:26:29.237]                             msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:26:29.237]                               info)
[17:26:29.237]                           }
[17:26:29.237]                           else {
[17:26:29.237]                             msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:26:29.237]                               info, version)
[17:26:29.237]                           }
[17:26:29.237]                           base::stop(msg)
[17:26:29.237]                         }
[17:26:29.237]                       })
[17:26:29.237]                     }
[17:26:29.237]                     ...future.mc.cores.old <- base::getOption("mc.cores")
[17:26:29.237]                     base::options(mc.cores = 1L)
[17:26:29.237]                   }
[17:26:29.237]                   ...future.strategy.old <- future::plan("list")
[17:26:29.237]                   options(future.plan = NULL)
[17:26:29.237]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:26:29.237]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:26:29.237]                 }
[17:26:29.237]                 ...future.workdir <- getwd()
[17:26:29.237]             }
[17:26:29.237]             ...future.oldOptions <- base::as.list(base::.Options)
[17:26:29.237]             ...future.oldEnvVars <- base::Sys.getenv()
[17:26:29.237]         }
[17:26:29.237]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:26:29.237]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:26:29.237]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:26:29.237]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:26:29.237]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:26:29.237]             future.stdout.windows.reencode = NULL, width = 80L)
[17:26:29.237]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:26:29.237]             base::names(...future.oldOptions))
[17:26:29.237]     }
[17:26:29.237]     if (FALSE) {
[17:26:29.237]     }
[17:26:29.237]     else {
[17:26:29.237]         if (TRUE) {
[17:26:29.237]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:26:29.237]                 open = "w")
[17:26:29.237]         }
[17:26:29.237]         else {
[17:26:29.237]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:26:29.237]                 windows = "NUL", "/dev/null"), open = "w")
[17:26:29.237]         }
[17:26:29.237]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:26:29.237]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:26:29.237]             base::sink(type = "output", split = FALSE)
[17:26:29.237]             base::close(...future.stdout)
[17:26:29.237]         }, add = TRUE)
[17:26:29.237]     }
[17:26:29.237]     ...future.frame <- base::sys.nframe()
[17:26:29.237]     ...future.conditions <- base::list()
[17:26:29.237]     ...future.rng <- base::globalenv()$.Random.seed
[17:26:29.237]     if (FALSE) {
[17:26:29.237]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:26:29.237]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:26:29.237]     }
[17:26:29.237]     ...future.result <- base::tryCatch({
[17:26:29.237]         base::withCallingHandlers({
[17:26:29.237]             ...future.value <- base::withVisible(base::local({
[17:26:29.237]                 ...future.makeSendCondition <- base::local({
[17:26:29.237]                   sendCondition <- NULL
[17:26:29.237]                   function(frame = 1L) {
[17:26:29.237]                     if (is.function(sendCondition)) 
[17:26:29.237]                       return(sendCondition)
[17:26:29.237]                     ns <- getNamespace("parallel")
[17:26:29.237]                     if (exists("sendData", mode = "function", 
[17:26:29.237]                       envir = ns)) {
[17:26:29.237]                       parallel_sendData <- get("sendData", mode = "function", 
[17:26:29.237]                         envir = ns)
[17:26:29.237]                       envir <- sys.frame(frame)
[17:26:29.237]                       master <- NULL
[17:26:29.237]                       while (!identical(envir, .GlobalEnv) && 
[17:26:29.237]                         !identical(envir, emptyenv())) {
[17:26:29.237]                         if (exists("master", mode = "list", envir = envir, 
[17:26:29.237]                           inherits = FALSE)) {
[17:26:29.237]                           master <- get("master", mode = "list", 
[17:26:29.237]                             envir = envir, inherits = FALSE)
[17:26:29.237]                           if (inherits(master, c("SOCKnode", 
[17:26:29.237]                             "SOCK0node"))) {
[17:26:29.237]                             sendCondition <<- function(cond) {
[17:26:29.237]                               data <- list(type = "VALUE", value = cond, 
[17:26:29.237]                                 success = TRUE)
[17:26:29.237]                               parallel_sendData(master, data)
[17:26:29.237]                             }
[17:26:29.237]                             return(sendCondition)
[17:26:29.237]                           }
[17:26:29.237]                         }
[17:26:29.237]                         frame <- frame + 1L
[17:26:29.237]                         envir <- sys.frame(frame)
[17:26:29.237]                       }
[17:26:29.237]                     }
[17:26:29.237]                     sendCondition <<- function(cond) NULL
[17:26:29.237]                   }
[17:26:29.237]                 })
[17:26:29.237]                 withCallingHandlers({
[17:26:29.237]                   {
[17:26:29.237]                     42L
[17:26:29.237]                   }
[17:26:29.237]                 }, immediateCondition = function(cond) {
[17:26:29.237]                   sendCondition <- ...future.makeSendCondition()
[17:26:29.237]                   sendCondition(cond)
[17:26:29.237]                   muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:29.237]                   {
[17:26:29.237]                     inherits <- base::inherits
[17:26:29.237]                     invokeRestart <- base::invokeRestart
[17:26:29.237]                     is.null <- base::is.null
[17:26:29.237]                     muffled <- FALSE
[17:26:29.237]                     if (inherits(cond, "message")) {
[17:26:29.237]                       muffled <- grepl(pattern, "muffleMessage")
[17:26:29.237]                       if (muffled) 
[17:26:29.237]                         invokeRestart("muffleMessage")
[17:26:29.237]                     }
[17:26:29.237]                     else if (inherits(cond, "warning")) {
[17:26:29.237]                       muffled <- grepl(pattern, "muffleWarning")
[17:26:29.237]                       if (muffled) 
[17:26:29.237]                         invokeRestart("muffleWarning")
[17:26:29.237]                     }
[17:26:29.237]                     else if (inherits(cond, "condition")) {
[17:26:29.237]                       if (!is.null(pattern)) {
[17:26:29.237]                         computeRestarts <- base::computeRestarts
[17:26:29.237]                         grepl <- base::grepl
[17:26:29.237]                         restarts <- computeRestarts(cond)
[17:26:29.237]                         for (restart in restarts) {
[17:26:29.237]                           name <- restart$name
[17:26:29.237]                           if (is.null(name)) 
[17:26:29.237]                             next
[17:26:29.237]                           if (!grepl(pattern, name)) 
[17:26:29.237]                             next
[17:26:29.237]                           invokeRestart(restart)
[17:26:29.237]                           muffled <- TRUE
[17:26:29.237]                           break
[17:26:29.237]                         }
[17:26:29.237]                       }
[17:26:29.237]                     }
[17:26:29.237]                     invisible(muffled)
[17:26:29.237]                   }
[17:26:29.237]                   muffleCondition(cond)
[17:26:29.237]                 })
[17:26:29.237]             }))
[17:26:29.237]             future::FutureResult(value = ...future.value$value, 
[17:26:29.237]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:29.237]                   ...future.rng), globalenv = if (FALSE) 
[17:26:29.237]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:26:29.237]                     ...future.globalenv.names))
[17:26:29.237]                 else NULL, started = ...future.startTime, version = "1.8")
[17:26:29.237]         }, condition = base::local({
[17:26:29.237]             c <- base::c
[17:26:29.237]             inherits <- base::inherits
[17:26:29.237]             invokeRestart <- base::invokeRestart
[17:26:29.237]             length <- base::length
[17:26:29.237]             list <- base::list
[17:26:29.237]             seq.int <- base::seq.int
[17:26:29.237]             signalCondition <- base::signalCondition
[17:26:29.237]             sys.calls <- base::sys.calls
[17:26:29.237]             `[[` <- base::`[[`
[17:26:29.237]             `+` <- base::`+`
[17:26:29.237]             `<<-` <- base::`<<-`
[17:26:29.237]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:26:29.237]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:26:29.237]                   3L)]
[17:26:29.237]             }
[17:26:29.237]             function(cond) {
[17:26:29.237]                 is_error <- inherits(cond, "error")
[17:26:29.237]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:26:29.237]                   NULL)
[17:26:29.237]                 if (is_error) {
[17:26:29.237]                   sessionInformation <- function() {
[17:26:29.237]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:26:29.237]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:26:29.237]                       search = base::search(), system = base::Sys.info())
[17:26:29.237]                   }
[17:26:29.237]                   ...future.conditions[[length(...future.conditions) + 
[17:26:29.237]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:26:29.237]                     cond$call), session = sessionInformation(), 
[17:26:29.237]                     timestamp = base::Sys.time(), signaled = 0L)
[17:26:29.237]                   signalCondition(cond)
[17:26:29.237]                 }
[17:26:29.237]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:26:29.237]                 "immediateCondition"))) {
[17:26:29.237]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:26:29.237]                   ...future.conditions[[length(...future.conditions) + 
[17:26:29.237]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:26:29.237]                   if (TRUE && !signal) {
[17:26:29.237]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:29.237]                     {
[17:26:29.237]                       inherits <- base::inherits
[17:26:29.237]                       invokeRestart <- base::invokeRestart
[17:26:29.237]                       is.null <- base::is.null
[17:26:29.237]                       muffled <- FALSE
[17:26:29.237]                       if (inherits(cond, "message")) {
[17:26:29.237]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:29.237]                         if (muffled) 
[17:26:29.237]                           invokeRestart("muffleMessage")
[17:26:29.237]                       }
[17:26:29.237]                       else if (inherits(cond, "warning")) {
[17:26:29.237]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:29.237]                         if (muffled) 
[17:26:29.237]                           invokeRestart("muffleWarning")
[17:26:29.237]                       }
[17:26:29.237]                       else if (inherits(cond, "condition")) {
[17:26:29.237]                         if (!is.null(pattern)) {
[17:26:29.237]                           computeRestarts <- base::computeRestarts
[17:26:29.237]                           grepl <- base::grepl
[17:26:29.237]                           restarts <- computeRestarts(cond)
[17:26:29.237]                           for (restart in restarts) {
[17:26:29.237]                             name <- restart$name
[17:26:29.237]                             if (is.null(name)) 
[17:26:29.237]                               next
[17:26:29.237]                             if (!grepl(pattern, name)) 
[17:26:29.237]                               next
[17:26:29.237]                             invokeRestart(restart)
[17:26:29.237]                             muffled <- TRUE
[17:26:29.237]                             break
[17:26:29.237]                           }
[17:26:29.237]                         }
[17:26:29.237]                       }
[17:26:29.237]                       invisible(muffled)
[17:26:29.237]                     }
[17:26:29.237]                     muffleCondition(cond, pattern = "^muffle")
[17:26:29.237]                   }
[17:26:29.237]                 }
[17:26:29.237]                 else {
[17:26:29.237]                   if (TRUE) {
[17:26:29.237]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:29.237]                     {
[17:26:29.237]                       inherits <- base::inherits
[17:26:29.237]                       invokeRestart <- base::invokeRestart
[17:26:29.237]                       is.null <- base::is.null
[17:26:29.237]                       muffled <- FALSE
[17:26:29.237]                       if (inherits(cond, "message")) {
[17:26:29.237]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:29.237]                         if (muffled) 
[17:26:29.237]                           invokeRestart("muffleMessage")
[17:26:29.237]                       }
[17:26:29.237]                       else if (inherits(cond, "warning")) {
[17:26:29.237]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:29.237]                         if (muffled) 
[17:26:29.237]                           invokeRestart("muffleWarning")
[17:26:29.237]                       }
[17:26:29.237]                       else if (inherits(cond, "condition")) {
[17:26:29.237]                         if (!is.null(pattern)) {
[17:26:29.237]                           computeRestarts <- base::computeRestarts
[17:26:29.237]                           grepl <- base::grepl
[17:26:29.237]                           restarts <- computeRestarts(cond)
[17:26:29.237]                           for (restart in restarts) {
[17:26:29.237]                             name <- restart$name
[17:26:29.237]                             if (is.null(name)) 
[17:26:29.237]                               next
[17:26:29.237]                             if (!grepl(pattern, name)) 
[17:26:29.237]                               next
[17:26:29.237]                             invokeRestart(restart)
[17:26:29.237]                             muffled <- TRUE
[17:26:29.237]                             break
[17:26:29.237]                           }
[17:26:29.237]                         }
[17:26:29.237]                       }
[17:26:29.237]                       invisible(muffled)
[17:26:29.237]                     }
[17:26:29.237]                     muffleCondition(cond, pattern = "^muffle")
[17:26:29.237]                   }
[17:26:29.237]                 }
[17:26:29.237]             }
[17:26:29.237]         }))
[17:26:29.237]     }, error = function(ex) {
[17:26:29.237]         base::structure(base::list(value = NULL, visible = NULL, 
[17:26:29.237]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:29.237]                 ...future.rng), started = ...future.startTime, 
[17:26:29.237]             finished = Sys.time(), session_uuid = NA_character_, 
[17:26:29.237]             version = "1.8"), class = "FutureResult")
[17:26:29.237]     }, finally = {
[17:26:29.237]         if (!identical(...future.workdir, getwd())) 
[17:26:29.237]             setwd(...future.workdir)
[17:26:29.237]         {
[17:26:29.237]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:26:29.237]                 ...future.oldOptions$nwarnings <- NULL
[17:26:29.237]             }
[17:26:29.237]             base::options(...future.oldOptions)
[17:26:29.237]             if (.Platform$OS.type == "windows") {
[17:26:29.237]                 old_names <- names(...future.oldEnvVars)
[17:26:29.237]                 envs <- base::Sys.getenv()
[17:26:29.237]                 names <- names(envs)
[17:26:29.237]                 common <- intersect(names, old_names)
[17:26:29.237]                 added <- setdiff(names, old_names)
[17:26:29.237]                 removed <- setdiff(old_names, names)
[17:26:29.237]                 changed <- common[...future.oldEnvVars[common] != 
[17:26:29.237]                   envs[common]]
[17:26:29.237]                 NAMES <- toupper(changed)
[17:26:29.237]                 args <- list()
[17:26:29.237]                 for (kk in seq_along(NAMES)) {
[17:26:29.237]                   name <- changed[[kk]]
[17:26:29.237]                   NAME <- NAMES[[kk]]
[17:26:29.237]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:29.237]                     next
[17:26:29.237]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:29.237]                 }
[17:26:29.237]                 NAMES <- toupper(added)
[17:26:29.237]                 for (kk in seq_along(NAMES)) {
[17:26:29.237]                   name <- added[[kk]]
[17:26:29.237]                   NAME <- NAMES[[kk]]
[17:26:29.237]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:29.237]                     next
[17:26:29.237]                   args[[name]] <- ""
[17:26:29.237]                 }
[17:26:29.237]                 NAMES <- toupper(removed)
[17:26:29.237]                 for (kk in seq_along(NAMES)) {
[17:26:29.237]                   name <- removed[[kk]]
[17:26:29.237]                   NAME <- NAMES[[kk]]
[17:26:29.237]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:29.237]                     next
[17:26:29.237]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:29.237]                 }
[17:26:29.237]                 if (length(args) > 0) 
[17:26:29.237]                   base::do.call(base::Sys.setenv, args = args)
[17:26:29.237]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:26:29.237]             }
[17:26:29.237]             else {
[17:26:29.237]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:26:29.237]             }
[17:26:29.237]             {
[17:26:29.237]                 if (base::length(...future.futureOptionsAdded) > 
[17:26:29.237]                   0L) {
[17:26:29.237]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:26:29.237]                   base::names(opts) <- ...future.futureOptionsAdded
[17:26:29.237]                   base::options(opts)
[17:26:29.237]                 }
[17:26:29.237]                 {
[17:26:29.237]                   {
[17:26:29.237]                     base::options(mc.cores = ...future.mc.cores.old)
[17:26:29.237]                     NULL
[17:26:29.237]                   }
[17:26:29.237]                   options(future.plan = NULL)
[17:26:29.237]                   if (is.na(NA_character_)) 
[17:26:29.237]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:26:29.237]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:26:29.237]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:26:29.237]                     .init = FALSE)
[17:26:29.237]                 }
[17:26:29.237]             }
[17:26:29.237]         }
[17:26:29.237]     })
[17:26:29.237]     if (TRUE) {
[17:26:29.237]         base::sink(type = "output", split = FALSE)
[17:26:29.237]         if (TRUE) {
[17:26:29.237]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:26:29.237]         }
[17:26:29.237]         else {
[17:26:29.237]             ...future.result["stdout"] <- base::list(NULL)
[17:26:29.237]         }
[17:26:29.237]         base::close(...future.stdout)
[17:26:29.237]         ...future.stdout <- NULL
[17:26:29.237]     }
[17:26:29.237]     ...future.result$conditions <- ...future.conditions
[17:26:29.237]     ...future.result$finished <- base::Sys.time()
[17:26:29.237]     ...future.result
[17:26:29.237] }
[17:26:29.363] MultisessionFuture started
[17:26:29.363] result() for ClusterFuture ...
[17:26:29.364] receiveMessageFromWorker() for ClusterFuture ...
[17:26:29.364] - Validating connection of MultisessionFuture
[17:26:29.442] - received message: FutureResult
[17:26:29.442] - Received FutureResult
[17:26:29.446] - Erased future from FutureRegistry
[17:26:29.446] result() for ClusterFuture ...
[17:26:29.446] - result already collected: FutureResult
[17:26:29.446] result() for ClusterFuture ... done
[17:26:29.446] receiveMessageFromWorker() for ClusterFuture ... done
[17:26:29.447] result() for ClusterFuture ... done
[17:26:29.447] result() for ClusterFuture ...
[17:26:29.447] - result already collected: FutureResult
[17:26:29.447] result() for ClusterFuture ... done
[1] 42
[17:26:29.449] getGlobalsAndPackages() ...
[17:26:29.449] 
[17:26:29.450] - globals: [0] <none>
[17:26:29.450] getGlobalsAndPackages() ... DONE
[17:26:29.458] Packages needed by the future expression (n = 0): <none>
[17:26:29.458] Packages needed by future strategies (n = 0): <none>
[17:26:29.459] {
[17:26:29.459]     {
[17:26:29.459]         {
[17:26:29.459]             ...future.startTime <- base::Sys.time()
[17:26:29.459]             {
[17:26:29.459]                 {
[17:26:29.459]                   {
[17:26:29.459]                     {
[17:26:29.459]                       base::local({
[17:26:29.459]                         has_future <- base::requireNamespace("future", 
[17:26:29.459]                           quietly = TRUE)
[17:26:29.459]                         if (has_future) {
[17:26:29.459]                           ns <- base::getNamespace("future")
[17:26:29.459]                           version <- ns[[".package"]][["version"]]
[17:26:29.459]                           if (is.null(version)) 
[17:26:29.459]                             version <- utils::packageVersion("future")
[17:26:29.459]                         }
[17:26:29.459]                         else {
[17:26:29.459]                           version <- NULL
[17:26:29.459]                         }
[17:26:29.459]                         if (!has_future || version < "1.8.0") {
[17:26:29.459]                           info <- base::c(r_version = base::gsub("R version ", 
[17:26:29.459]                             "", base::R.version$version.string), 
[17:26:29.459]                             platform = base::sprintf("%s (%s-bit)", 
[17:26:29.459]                               base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:26:29.459]                             os = base::paste(base::Sys.info()[base::c("sysname", 
[17:26:29.459]                               "release", "version")], collapse = " "), 
[17:26:29.459]                             hostname = base::Sys.info()[["nodename"]])
[17:26:29.459]                           info <- base::sprintf("%s: %s", base::names(info), 
[17:26:29.459]                             info)
[17:26:29.459]                           info <- base::paste(info, collapse = "; ")
[17:26:29.459]                           if (!has_future) {
[17:26:29.459]                             msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:26:29.459]                               info)
[17:26:29.459]                           }
[17:26:29.459]                           else {
[17:26:29.459]                             msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:26:29.459]                               info, version)
[17:26:29.459]                           }
[17:26:29.459]                           base::stop(msg)
[17:26:29.459]                         }
[17:26:29.459]                       })
[17:26:29.459]                     }
[17:26:29.459]                     ...future.mc.cores.old <- base::getOption("mc.cores")
[17:26:29.459]                     base::options(mc.cores = 1L)
[17:26:29.459]                   }
[17:26:29.459]                   ...future.strategy.old <- future::plan("list")
[17:26:29.459]                   options(future.plan = NULL)
[17:26:29.459]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:26:29.459]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:26:29.459]                 }
[17:26:29.459]                 ...future.workdir <- getwd()
[17:26:29.459]             }
[17:26:29.459]             ...future.oldOptions <- base::as.list(base::.Options)
[17:26:29.459]             ...future.oldEnvVars <- base::Sys.getenv()
[17:26:29.459]         }
[17:26:29.459]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:26:29.459]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:26:29.459]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:26:29.459]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:26:29.459]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:26:29.459]             future.stdout.windows.reencode = NULL, width = 80L)
[17:26:29.459]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:26:29.459]             base::names(...future.oldOptions))
[17:26:29.459]     }
[17:26:29.459]     if (FALSE) {
[17:26:29.459]     }
[17:26:29.459]     else {
[17:26:29.459]         if (TRUE) {
[17:26:29.459]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:26:29.459]                 open = "w")
[17:26:29.459]         }
[17:26:29.459]         else {
[17:26:29.459]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:26:29.459]                 windows = "NUL", "/dev/null"), open = "w")
[17:26:29.459]         }
[17:26:29.459]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:26:29.459]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:26:29.459]             base::sink(type = "output", split = FALSE)
[17:26:29.459]             base::close(...future.stdout)
[17:26:29.459]         }, add = TRUE)
[17:26:29.459]     }
[17:26:29.459]     ...future.frame <- base::sys.nframe()
[17:26:29.459]     ...future.conditions <- base::list()
[17:26:29.459]     ...future.rng <- base::globalenv()$.Random.seed
[17:26:29.459]     if (FALSE) {
[17:26:29.459]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:26:29.459]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:26:29.459]     }
[17:26:29.459]     ...future.result <- base::tryCatch({
[17:26:29.459]         base::withCallingHandlers({
[17:26:29.459]             ...future.value <- base::withVisible(base::local({
[17:26:29.459]                 ...future.makeSendCondition <- base::local({
[17:26:29.459]                   sendCondition <- NULL
[17:26:29.459]                   function(frame = 1L) {
[17:26:29.459]                     if (is.function(sendCondition)) 
[17:26:29.459]                       return(sendCondition)
[17:26:29.459]                     ns <- getNamespace("parallel")
[17:26:29.459]                     if (exists("sendData", mode = "function", 
[17:26:29.459]                       envir = ns)) {
[17:26:29.459]                       parallel_sendData <- get("sendData", mode = "function", 
[17:26:29.459]                         envir = ns)
[17:26:29.459]                       envir <- sys.frame(frame)
[17:26:29.459]                       master <- NULL
[17:26:29.459]                       while (!identical(envir, .GlobalEnv) && 
[17:26:29.459]                         !identical(envir, emptyenv())) {
[17:26:29.459]                         if (exists("master", mode = "list", envir = envir, 
[17:26:29.459]                           inherits = FALSE)) {
[17:26:29.459]                           master <- get("master", mode = "list", 
[17:26:29.459]                             envir = envir, inherits = FALSE)
[17:26:29.459]                           if (inherits(master, c("SOCKnode", 
[17:26:29.459]                             "SOCK0node"))) {
[17:26:29.459]                             sendCondition <<- function(cond) {
[17:26:29.459]                               data <- list(type = "VALUE", value = cond, 
[17:26:29.459]                                 success = TRUE)
[17:26:29.459]                               parallel_sendData(master, data)
[17:26:29.459]                             }
[17:26:29.459]                             return(sendCondition)
[17:26:29.459]                           }
[17:26:29.459]                         }
[17:26:29.459]                         frame <- frame + 1L
[17:26:29.459]                         envir <- sys.frame(frame)
[17:26:29.459]                       }
[17:26:29.459]                     }
[17:26:29.459]                     sendCondition <<- function(cond) NULL
[17:26:29.459]                   }
[17:26:29.459]                 })
[17:26:29.459]                 withCallingHandlers({
[17:26:29.459]                   {
[17:26:29.459]                     42L
[17:26:29.459]                   }
[17:26:29.459]                 }, immediateCondition = function(cond) {
[17:26:29.459]                   sendCondition <- ...future.makeSendCondition()
[17:26:29.459]                   sendCondition(cond)
[17:26:29.459]                   muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:29.459]                   {
[17:26:29.459]                     inherits <- base::inherits
[17:26:29.459]                     invokeRestart <- base::invokeRestart
[17:26:29.459]                     is.null <- base::is.null
[17:26:29.459]                     muffled <- FALSE
[17:26:29.459]                     if (inherits(cond, "message")) {
[17:26:29.459]                       muffled <- grepl(pattern, "muffleMessage")
[17:26:29.459]                       if (muffled) 
[17:26:29.459]                         invokeRestart("muffleMessage")
[17:26:29.459]                     }
[17:26:29.459]                     else if (inherits(cond, "warning")) {
[17:26:29.459]                       muffled <- grepl(pattern, "muffleWarning")
[17:26:29.459]                       if (muffled) 
[17:26:29.459]                         invokeRestart("muffleWarning")
[17:26:29.459]                     }
[17:26:29.459]                     else if (inherits(cond, "condition")) {
[17:26:29.459]                       if (!is.null(pattern)) {
[17:26:29.459]                         computeRestarts <- base::computeRestarts
[17:26:29.459]                         grepl <- base::grepl
[17:26:29.459]                         restarts <- computeRestarts(cond)
[17:26:29.459]                         for (restart in restarts) {
[17:26:29.459]                           name <- restart$name
[17:26:29.459]                           if (is.null(name)) 
[17:26:29.459]                             next
[17:26:29.459]                           if (!grepl(pattern, name)) 
[17:26:29.459]                             next
[17:26:29.459]                           invokeRestart(restart)
[17:26:29.459]                           muffled <- TRUE
[17:26:29.459]                           break
[17:26:29.459]                         }
[17:26:29.459]                       }
[17:26:29.459]                     }
[17:26:29.459]                     invisible(muffled)
[17:26:29.459]                   }
[17:26:29.459]                   muffleCondition(cond)
[17:26:29.459]                 })
[17:26:29.459]             }))
[17:26:29.459]             future::FutureResult(value = ...future.value$value, 
[17:26:29.459]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:29.459]                   ...future.rng), globalenv = if (FALSE) 
[17:26:29.459]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:26:29.459]                     ...future.globalenv.names))
[17:26:29.459]                 else NULL, started = ...future.startTime, version = "1.8")
[17:26:29.459]         }, condition = base::local({
[17:26:29.459]             c <- base::c
[17:26:29.459]             inherits <- base::inherits
[17:26:29.459]             invokeRestart <- base::invokeRestart
[17:26:29.459]             length <- base::length
[17:26:29.459]             list <- base::list
[17:26:29.459]             seq.int <- base::seq.int
[17:26:29.459]             signalCondition <- base::signalCondition
[17:26:29.459]             sys.calls <- base::sys.calls
[17:26:29.459]             `[[` <- base::`[[`
[17:26:29.459]             `+` <- base::`+`
[17:26:29.459]             `<<-` <- base::`<<-`
[17:26:29.459]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:26:29.459]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:26:29.459]                   3L)]
[17:26:29.459]             }
[17:26:29.459]             function(cond) {
[17:26:29.459]                 is_error <- inherits(cond, "error")
[17:26:29.459]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:26:29.459]                   NULL)
[17:26:29.459]                 if (is_error) {
[17:26:29.459]                   sessionInformation <- function() {
[17:26:29.459]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:26:29.459]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:26:29.459]                       search = base::search(), system = base::Sys.info())
[17:26:29.459]                   }
[17:26:29.459]                   ...future.conditions[[length(...future.conditions) + 
[17:26:29.459]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:26:29.459]                     cond$call), session = sessionInformation(), 
[17:26:29.459]                     timestamp = base::Sys.time(), signaled = 0L)
[17:26:29.459]                   signalCondition(cond)
[17:26:29.459]                 }
[17:26:29.459]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:26:29.459]                 "immediateCondition"))) {
[17:26:29.459]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:26:29.459]                   ...future.conditions[[length(...future.conditions) + 
[17:26:29.459]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:26:29.459]                   if (TRUE && !signal) {
[17:26:29.459]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:29.459]                     {
[17:26:29.459]                       inherits <- base::inherits
[17:26:29.459]                       invokeRestart <- base::invokeRestart
[17:26:29.459]                       is.null <- base::is.null
[17:26:29.459]                       muffled <- FALSE
[17:26:29.459]                       if (inherits(cond, "message")) {
[17:26:29.459]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:29.459]                         if (muffled) 
[17:26:29.459]                           invokeRestart("muffleMessage")
[17:26:29.459]                       }
[17:26:29.459]                       else if (inherits(cond, "warning")) {
[17:26:29.459]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:29.459]                         if (muffled) 
[17:26:29.459]                           invokeRestart("muffleWarning")
[17:26:29.459]                       }
[17:26:29.459]                       else if (inherits(cond, "condition")) {
[17:26:29.459]                         if (!is.null(pattern)) {
[17:26:29.459]                           computeRestarts <- base::computeRestarts
[17:26:29.459]                           grepl <- base::grepl
[17:26:29.459]                           restarts <- computeRestarts(cond)
[17:26:29.459]                           for (restart in restarts) {
[17:26:29.459]                             name <- restart$name
[17:26:29.459]                             if (is.null(name)) 
[17:26:29.459]                               next
[17:26:29.459]                             if (!grepl(pattern, name)) 
[17:26:29.459]                               next
[17:26:29.459]                             invokeRestart(restart)
[17:26:29.459]                             muffled <- TRUE
[17:26:29.459]                             break
[17:26:29.459]                           }
[17:26:29.459]                         }
[17:26:29.459]                       }
[17:26:29.459]                       invisible(muffled)
[17:26:29.459]                     }
[17:26:29.459]                     muffleCondition(cond, pattern = "^muffle")
[17:26:29.459]                   }
[17:26:29.459]                 }
[17:26:29.459]                 else {
[17:26:29.459]                   if (TRUE) {
[17:26:29.459]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:29.459]                     {
[17:26:29.459]                       inherits <- base::inherits
[17:26:29.459]                       invokeRestart <- base::invokeRestart
[17:26:29.459]                       is.null <- base::is.null
[17:26:29.459]                       muffled <- FALSE
[17:26:29.459]                       if (inherits(cond, "message")) {
[17:26:29.459]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:29.459]                         if (muffled) 
[17:26:29.459]                           invokeRestart("muffleMessage")
[17:26:29.459]                       }
[17:26:29.459]                       else if (inherits(cond, "warning")) {
[17:26:29.459]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:29.459]                         if (muffled) 
[17:26:29.459]                           invokeRestart("muffleWarning")
[17:26:29.459]                       }
[17:26:29.459]                       else if (inherits(cond, "condition")) {
[17:26:29.459]                         if (!is.null(pattern)) {
[17:26:29.459]                           computeRestarts <- base::computeRestarts
[17:26:29.459]                           grepl <- base::grepl
[17:26:29.459]                           restarts <- computeRestarts(cond)
[17:26:29.459]                           for (restart in restarts) {
[17:26:29.459]                             name <- restart$name
[17:26:29.459]                             if (is.null(name)) 
[17:26:29.459]                               next
[17:26:29.459]                             if (!grepl(pattern, name)) 
[17:26:29.459]                               next
[17:26:29.459]                             invokeRestart(restart)
[17:26:29.459]                             muffled <- TRUE
[17:26:29.459]                             break
[17:26:29.459]                           }
[17:26:29.459]                         }
[17:26:29.459]                       }
[17:26:29.459]                       invisible(muffled)
[17:26:29.459]                     }
[17:26:29.459]                     muffleCondition(cond, pattern = "^muffle")
[17:26:29.459]                   }
[17:26:29.459]                 }
[17:26:29.459]             }
[17:26:29.459]         }))
[17:26:29.459]     }, error = function(ex) {
[17:26:29.459]         base::structure(base::list(value = NULL, visible = NULL, 
[17:26:29.459]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:29.459]                 ...future.rng), started = ...future.startTime, 
[17:26:29.459]             finished = Sys.time(), session_uuid = NA_character_, 
[17:26:29.459]             version = "1.8"), class = "FutureResult")
[17:26:29.459]     }, finally = {
[17:26:29.459]         if (!identical(...future.workdir, getwd())) 
[17:26:29.459]             setwd(...future.workdir)
[17:26:29.459]         {
[17:26:29.459]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:26:29.459]                 ...future.oldOptions$nwarnings <- NULL
[17:26:29.459]             }
[17:26:29.459]             base::options(...future.oldOptions)
[17:26:29.459]             if (.Platform$OS.type == "windows") {
[17:26:29.459]                 old_names <- names(...future.oldEnvVars)
[17:26:29.459]                 envs <- base::Sys.getenv()
[17:26:29.459]                 names <- names(envs)
[17:26:29.459]                 common <- intersect(names, old_names)
[17:26:29.459]                 added <- setdiff(names, old_names)
[17:26:29.459]                 removed <- setdiff(old_names, names)
[17:26:29.459]                 changed <- common[...future.oldEnvVars[common] != 
[17:26:29.459]                   envs[common]]
[17:26:29.459]                 NAMES <- toupper(changed)
[17:26:29.459]                 args <- list()
[17:26:29.459]                 for (kk in seq_along(NAMES)) {
[17:26:29.459]                   name <- changed[[kk]]
[17:26:29.459]                   NAME <- NAMES[[kk]]
[17:26:29.459]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:29.459]                     next
[17:26:29.459]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:29.459]                 }
[17:26:29.459]                 NAMES <- toupper(added)
[17:26:29.459]                 for (kk in seq_along(NAMES)) {
[17:26:29.459]                   name <- added[[kk]]
[17:26:29.459]                   NAME <- NAMES[[kk]]
[17:26:29.459]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:29.459]                     next
[17:26:29.459]                   args[[name]] <- ""
[17:26:29.459]                 }
[17:26:29.459]                 NAMES <- toupper(removed)
[17:26:29.459]                 for (kk in seq_along(NAMES)) {
[17:26:29.459]                   name <- removed[[kk]]
[17:26:29.459]                   NAME <- NAMES[[kk]]
[17:26:29.459]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:29.459]                     next
[17:26:29.459]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:29.459]                 }
[17:26:29.459]                 if (length(args) > 0) 
[17:26:29.459]                   base::do.call(base::Sys.setenv, args = args)
[17:26:29.459]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:26:29.459]             }
[17:26:29.459]             else {
[17:26:29.459]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:26:29.459]             }
[17:26:29.459]             {
[17:26:29.459]                 if (base::length(...future.futureOptionsAdded) > 
[17:26:29.459]                   0L) {
[17:26:29.459]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:26:29.459]                   base::names(opts) <- ...future.futureOptionsAdded
[17:26:29.459]                   base::options(opts)
[17:26:29.459]                 }
[17:26:29.459]                 {
[17:26:29.459]                   {
[17:26:29.459]                     base::options(mc.cores = ...future.mc.cores.old)
[17:26:29.459]                     NULL
[17:26:29.459]                   }
[17:26:29.459]                   options(future.plan = NULL)
[17:26:29.459]                   if (is.na(NA_character_)) 
[17:26:29.459]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:26:29.459]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:26:29.459]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:26:29.459]                     .init = FALSE)
[17:26:29.459]                 }
[17:26:29.459]             }
[17:26:29.459]         }
[17:26:29.459]     })
[17:26:29.459]     if (TRUE) {
[17:26:29.459]         base::sink(type = "output", split = FALSE)
[17:26:29.459]         if (TRUE) {
[17:26:29.459]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:26:29.459]         }
[17:26:29.459]         else {
[17:26:29.459]             ...future.result["stdout"] <- base::list(NULL)
[17:26:29.459]         }
[17:26:29.459]         base::close(...future.stdout)
[17:26:29.459]         ...future.stdout <- NULL
[17:26:29.459]     }
[17:26:29.459]     ...future.result$conditions <- ...future.conditions
[17:26:29.459]     ...future.result$finished <- base::Sys.time()
[17:26:29.459]     ...future.result
[17:26:29.459] }
[17:26:29.468] MultisessionFuture started
[17:26:29.468] result() for ClusterFuture ...
[17:26:29.468] receiveMessageFromWorker() for ClusterFuture ...
[17:26:29.469] - Validating connection of MultisessionFuture
[17:26:29.492] - received message: FutureResult
[17:26:29.493] - Received FutureResult
[17:26:29.493] - Erased future from FutureRegistry
[17:26:29.493] result() for ClusterFuture ...
[17:26:29.493] - result already collected: FutureResult
[17:26:29.494] result() for ClusterFuture ... done
[17:26:29.494] receiveMessageFromWorker() for ClusterFuture ... done
[17:26:29.494] result() for ClusterFuture ... done
[17:26:29.494] result() for ClusterFuture ...
[17:26:29.494] - result already collected: FutureResult
[17:26:29.495] result() for ClusterFuture ... done
[1] 42
[17:26:29.501] getGlobalsAndPackages() ...
[17:26:29.501] Searching for globals...
[17:26:29.502] - globals found: [1] '{'
[17:26:29.503] Searching for globals ... DONE
[17:26:29.503] Resolving globals: FALSE
[17:26:29.504] 
[17:26:29.504] 
[17:26:29.504] getGlobalsAndPackages() ... DONE
SequentialFuture:
Label: '<none>'
Expression:
{
    42L
}
Lazy evaluation: FALSE
Asynchronous evaluation: FALSE
Local evaluation: TRUE
Environment: R_GlobalEnv
Capture standard output: TRUE
Capture condition classes: 'condition' (excluding 'nothing')
Globals: <none>
Packages: <none>
L'Ecuyer-CMRG RNG seed: <none> (seed = FALSE)
Resolved: FALSE
Value: <not collected>
Conditions captured: <none>
Early signaling: FALSE
Owner process: 8bf02a43-03ed-657d-d716-1cbffa7acba6
Class: 'SequentialFuture', 'UniprocessFuture', 'Future', 'environment'
[17:26:29.506] Packages needed by the future expression (n = 0): <none>
[17:26:29.506] Packages needed by future strategies (n = 0): <none>
[17:26:29.507] {
[17:26:29.507]     {
[17:26:29.507]         {
[17:26:29.507]             ...future.startTime <- base::Sys.time()
[17:26:29.507]             {
[17:26:29.507]                 {
[17:26:29.507]                   {
[17:26:29.507]                     base::local({
[17:26:29.507]                       has_future <- base::requireNamespace("future", 
[17:26:29.507]                         quietly = TRUE)
[17:26:29.507]                       if (has_future) {
[17:26:29.507]                         ns <- base::getNamespace("future")
[17:26:29.507]                         version <- ns[[".package"]][["version"]]
[17:26:29.507]                         if (is.null(version)) 
[17:26:29.507]                           version <- utils::packageVersion("future")
[17:26:29.507]                       }
[17:26:29.507]                       else {
[17:26:29.507]                         version <- NULL
[17:26:29.507]                       }
[17:26:29.507]                       if (!has_future || version < "1.8.0") {
[17:26:29.507]                         info <- base::c(r_version = base::gsub("R version ", 
[17:26:29.507]                           "", base::R.version$version.string), 
[17:26:29.507]                           platform = base::sprintf("%s (%s-bit)", 
[17:26:29.507]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:26:29.507]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[17:26:29.507]                             "release", "version")], collapse = " "), 
[17:26:29.507]                           hostname = base::Sys.info()[["nodename"]])
[17:26:29.507]                         info <- base::sprintf("%s: %s", base::names(info), 
[17:26:29.507]                           info)
[17:26:29.507]                         info <- base::paste(info, collapse = "; ")
[17:26:29.507]                         if (!has_future) {
[17:26:29.507]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:26:29.507]                             info)
[17:26:29.507]                         }
[17:26:29.507]                         else {
[17:26:29.507]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:26:29.507]                             info, version)
[17:26:29.507]                         }
[17:26:29.507]                         base::stop(msg)
[17:26:29.507]                       }
[17:26:29.507]                     })
[17:26:29.507]                   }
[17:26:29.507]                   ...future.strategy.old <- future::plan("list")
[17:26:29.507]                   options(future.plan = NULL)
[17:26:29.507]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:26:29.507]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:26:29.507]                 }
[17:26:29.507]                 ...future.workdir <- getwd()
[17:26:29.507]             }
[17:26:29.507]             ...future.oldOptions <- base::as.list(base::.Options)
[17:26:29.507]             ...future.oldEnvVars <- base::Sys.getenv()
[17:26:29.507]         }
[17:26:29.507]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:26:29.507]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:26:29.507]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:26:29.507]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:26:29.507]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:26:29.507]             future.stdout.windows.reencode = NULL, width = 80L)
[17:26:29.507]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:26:29.507]             base::names(...future.oldOptions))
[17:26:29.507]     }
[17:26:29.507]     if (FALSE) {
[17:26:29.507]     }
[17:26:29.507]     else {
[17:26:29.507]         if (TRUE) {
[17:26:29.507]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:26:29.507]                 open = "w")
[17:26:29.507]         }
[17:26:29.507]         else {
[17:26:29.507]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:26:29.507]                 windows = "NUL", "/dev/null"), open = "w")
[17:26:29.507]         }
[17:26:29.507]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:26:29.507]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:26:29.507]             base::sink(type = "output", split = FALSE)
[17:26:29.507]             base::close(...future.stdout)
[17:26:29.507]         }, add = TRUE)
[17:26:29.507]     }
[17:26:29.507]     ...future.frame <- base::sys.nframe()
[17:26:29.507]     ...future.conditions <- base::list()
[17:26:29.507]     ...future.rng <- base::globalenv()$.Random.seed
[17:26:29.507]     if (FALSE) {
[17:26:29.507]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:26:29.507]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:26:29.507]     }
[17:26:29.507]     ...future.result <- base::tryCatch({
[17:26:29.507]         base::withCallingHandlers({
[17:26:29.507]             ...future.value <- base::withVisible(base::local({
[17:26:29.507]                 42L
[17:26:29.507]             }))
[17:26:29.507]             future::FutureResult(value = ...future.value$value, 
[17:26:29.507]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:29.507]                   ...future.rng), globalenv = if (FALSE) 
[17:26:29.507]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:26:29.507]                     ...future.globalenv.names))
[17:26:29.507]                 else NULL, started = ...future.startTime, version = "1.8")
[17:26:29.507]         }, condition = base::local({
[17:26:29.507]             c <- base::c
[17:26:29.507]             inherits <- base::inherits
[17:26:29.507]             invokeRestart <- base::invokeRestart
[17:26:29.507]             length <- base::length
[17:26:29.507]             list <- base::list
[17:26:29.507]             seq.int <- base::seq.int
[17:26:29.507]             signalCondition <- base::signalCondition
[17:26:29.507]             sys.calls <- base::sys.calls
[17:26:29.507]             `[[` <- base::`[[`
[17:26:29.507]             `+` <- base::`+`
[17:26:29.507]             `<<-` <- base::`<<-`
[17:26:29.507]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:26:29.507]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:26:29.507]                   3L)]
[17:26:29.507]             }
[17:26:29.507]             function(cond) {
[17:26:29.507]                 is_error <- inherits(cond, "error")
[17:26:29.507]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:26:29.507]                   NULL)
[17:26:29.507]                 if (is_error) {
[17:26:29.507]                   sessionInformation <- function() {
[17:26:29.507]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:26:29.507]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:26:29.507]                       search = base::search(), system = base::Sys.info())
[17:26:29.507]                   }
[17:26:29.507]                   ...future.conditions[[length(...future.conditions) + 
[17:26:29.507]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:26:29.507]                     cond$call), session = sessionInformation(), 
[17:26:29.507]                     timestamp = base::Sys.time(), signaled = 0L)
[17:26:29.507]                   signalCondition(cond)
[17:26:29.507]                 }
[17:26:29.507]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:26:29.507]                 "immediateCondition"))) {
[17:26:29.507]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:26:29.507]                   ...future.conditions[[length(...future.conditions) + 
[17:26:29.507]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:26:29.507]                   if (TRUE && !signal) {
[17:26:29.507]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:29.507]                     {
[17:26:29.507]                       inherits <- base::inherits
[17:26:29.507]                       invokeRestart <- base::invokeRestart
[17:26:29.507]                       is.null <- base::is.null
[17:26:29.507]                       muffled <- FALSE
[17:26:29.507]                       if (inherits(cond, "message")) {
[17:26:29.507]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:29.507]                         if (muffled) 
[17:26:29.507]                           invokeRestart("muffleMessage")
[17:26:29.507]                       }
[17:26:29.507]                       else if (inherits(cond, "warning")) {
[17:26:29.507]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:29.507]                         if (muffled) 
[17:26:29.507]                           invokeRestart("muffleWarning")
[17:26:29.507]                       }
[17:26:29.507]                       else if (inherits(cond, "condition")) {
[17:26:29.507]                         if (!is.null(pattern)) {
[17:26:29.507]                           computeRestarts <- base::computeRestarts
[17:26:29.507]                           grepl <- base::grepl
[17:26:29.507]                           restarts <- computeRestarts(cond)
[17:26:29.507]                           for (restart in restarts) {
[17:26:29.507]                             name <- restart$name
[17:26:29.507]                             if (is.null(name)) 
[17:26:29.507]                               next
[17:26:29.507]                             if (!grepl(pattern, name)) 
[17:26:29.507]                               next
[17:26:29.507]                             invokeRestart(restart)
[17:26:29.507]                             muffled <- TRUE
[17:26:29.507]                             break
[17:26:29.507]                           }
[17:26:29.507]                         }
[17:26:29.507]                       }
[17:26:29.507]                       invisible(muffled)
[17:26:29.507]                     }
[17:26:29.507]                     muffleCondition(cond, pattern = "^muffle")
[17:26:29.507]                   }
[17:26:29.507]                 }
[17:26:29.507]                 else {
[17:26:29.507]                   if (TRUE) {
[17:26:29.507]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:29.507]                     {
[17:26:29.507]                       inherits <- base::inherits
[17:26:29.507]                       invokeRestart <- base::invokeRestart
[17:26:29.507]                       is.null <- base::is.null
[17:26:29.507]                       muffled <- FALSE
[17:26:29.507]                       if (inherits(cond, "message")) {
[17:26:29.507]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:29.507]                         if (muffled) 
[17:26:29.507]                           invokeRestart("muffleMessage")
[17:26:29.507]                       }
[17:26:29.507]                       else if (inherits(cond, "warning")) {
[17:26:29.507]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:29.507]                         if (muffled) 
[17:26:29.507]                           invokeRestart("muffleWarning")
[17:26:29.507]                       }
[17:26:29.507]                       else if (inherits(cond, "condition")) {
[17:26:29.507]                         if (!is.null(pattern)) {
[17:26:29.507]                           computeRestarts <- base::computeRestarts
[17:26:29.507]                           grepl <- base::grepl
[17:26:29.507]                           restarts <- computeRestarts(cond)
[17:26:29.507]                           for (restart in restarts) {
[17:26:29.507]                             name <- restart$name
[17:26:29.507]                             if (is.null(name)) 
[17:26:29.507]                               next
[17:26:29.507]                             if (!grepl(pattern, name)) 
[17:26:29.507]                               next
[17:26:29.507]                             invokeRestart(restart)
[17:26:29.507]                             muffled <- TRUE
[17:26:29.507]                             break
[17:26:29.507]                           }
[17:26:29.507]                         }
[17:26:29.507]                       }
[17:26:29.507]                       invisible(muffled)
[17:26:29.507]                     }
[17:26:29.507]                     muffleCondition(cond, pattern = "^muffle")
[17:26:29.507]                   }
[17:26:29.507]                 }
[17:26:29.507]             }
[17:26:29.507]         }))
[17:26:29.507]     }, error = function(ex) {
[17:26:29.507]         base::structure(base::list(value = NULL, visible = NULL, 
[17:26:29.507]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:29.507]                 ...future.rng), started = ...future.startTime, 
[17:26:29.507]             finished = Sys.time(), session_uuid = NA_character_, 
[17:26:29.507]             version = "1.8"), class = "FutureResult")
[17:26:29.507]     }, finally = {
[17:26:29.507]         if (!identical(...future.workdir, getwd())) 
[17:26:29.507]             setwd(...future.workdir)
[17:26:29.507]         {
[17:26:29.507]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:26:29.507]                 ...future.oldOptions$nwarnings <- NULL
[17:26:29.507]             }
[17:26:29.507]             base::options(...future.oldOptions)
[17:26:29.507]             if (.Platform$OS.type == "windows") {
[17:26:29.507]                 old_names <- names(...future.oldEnvVars)
[17:26:29.507]                 envs <- base::Sys.getenv()
[17:26:29.507]                 names <- names(envs)
[17:26:29.507]                 common <- intersect(names, old_names)
[17:26:29.507]                 added <- setdiff(names, old_names)
[17:26:29.507]                 removed <- setdiff(old_names, names)
[17:26:29.507]                 changed <- common[...future.oldEnvVars[common] != 
[17:26:29.507]                   envs[common]]
[17:26:29.507]                 NAMES <- toupper(changed)
[17:26:29.507]                 args <- list()
[17:26:29.507]                 for (kk in seq_along(NAMES)) {
[17:26:29.507]                   name <- changed[[kk]]
[17:26:29.507]                   NAME <- NAMES[[kk]]
[17:26:29.507]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:29.507]                     next
[17:26:29.507]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:29.507]                 }
[17:26:29.507]                 NAMES <- toupper(added)
[17:26:29.507]                 for (kk in seq_along(NAMES)) {
[17:26:29.507]                   name <- added[[kk]]
[17:26:29.507]                   NAME <- NAMES[[kk]]
[17:26:29.507]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:29.507]                     next
[17:26:29.507]                   args[[name]] <- ""
[17:26:29.507]                 }
[17:26:29.507]                 NAMES <- toupper(removed)
[17:26:29.507]                 for (kk in seq_along(NAMES)) {
[17:26:29.507]                   name <- removed[[kk]]
[17:26:29.507]                   NAME <- NAMES[[kk]]
[17:26:29.507]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:29.507]                     next
[17:26:29.507]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:29.507]                 }
[17:26:29.507]                 if (length(args) > 0) 
[17:26:29.507]                   base::do.call(base::Sys.setenv, args = args)
[17:26:29.507]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:26:29.507]             }
[17:26:29.507]             else {
[17:26:29.507]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:26:29.507]             }
[17:26:29.507]             {
[17:26:29.507]                 if (base::length(...future.futureOptionsAdded) > 
[17:26:29.507]                   0L) {
[17:26:29.507]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:26:29.507]                   base::names(opts) <- ...future.futureOptionsAdded
[17:26:29.507]                   base::options(opts)
[17:26:29.507]                 }
[17:26:29.507]                 {
[17:26:29.507]                   {
[17:26:29.507]                     NULL
[17:26:29.507]                     RNGkind("Mersenne-Twister")
[17:26:29.507]                     base::rm(list = ".Random.seed", envir = base::globalenv(), 
[17:26:29.507]                       inherits = FALSE)
[17:26:29.507]                   }
[17:26:29.507]                   options(future.plan = NULL)
[17:26:29.507]                   if (is.na(NA_character_)) 
[17:26:29.507]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:26:29.507]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:26:29.507]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:26:29.507]                     .init = FALSE)
[17:26:29.507]                 }
[17:26:29.507]             }
[17:26:29.507]         }
[17:26:29.507]     })
[17:26:29.507]     if (TRUE) {
[17:26:29.507]         base::sink(type = "output", split = FALSE)
[17:26:29.507]         if (TRUE) {
[17:26:29.507]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:26:29.507]         }
[17:26:29.507]         else {
[17:26:29.507]             ...future.result["stdout"] <- base::list(NULL)
[17:26:29.507]         }
[17:26:29.507]         base::close(...future.stdout)
[17:26:29.507]         ...future.stdout <- NULL
[17:26:29.507]     }
[17:26:29.507]     ...future.result$conditions <- ...future.conditions
[17:26:29.507]     ...future.result$finished <- base::Sys.time()
[17:26:29.507]     ...future.result
[17:26:29.507] }
[17:26:29.513] plan(): Setting new future strategy stack:
[17:26:29.514] List of future strategies:
[17:26:29.514] 1. sequential:
[17:26:29.514]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:26:29.514]    - tweaked: FALSE
[17:26:29.514]    - call: NULL
[17:26:29.515] plan(): nbrOfWorkers() = 1
[17:26:29.517] plan(): Setting new future strategy stack:
[17:26:29.517] List of future strategies:
[17:26:29.517] 1. future:
[17:26:29.517]    - args: function (..., workers = "<NULL>")
[17:26:29.517]    - tweaked: FALSE
[17:26:29.517]    - call: plan(foo)
[17:26:29.518] plan(): nbrOfWorkers() = Inf
[17:26:29.519] SequentialFuture started (and completed)
[1] 42
[17:26:29.520] getGlobalsAndPackages() ...
[17:26:29.520] Searching for globals...
[17:26:29.522] - globals found: [1] '{'
[17:26:29.522] Searching for globals ... DONE
[17:26:29.522] Resolving globals: FALSE
[17:26:29.523] 
[17:26:29.523] 
[17:26:29.523] getGlobalsAndPackages() ... DONE
[17:26:29.524] Packages needed by the future expression (n = 0): <none>
[17:26:29.524] Packages needed by future strategies (n = 0): <none>
[17:26:29.525] {
[17:26:29.525]     {
[17:26:29.525]         {
[17:26:29.525]             ...future.startTime <- base::Sys.time()
[17:26:29.525]             {
[17:26:29.525]                 {
[17:26:29.525]                   {
[17:26:29.525]                     base::local({
[17:26:29.525]                       has_future <- base::requireNamespace("future", 
[17:26:29.525]                         quietly = TRUE)
[17:26:29.525]                       if (has_future) {
[17:26:29.525]                         ns <- base::getNamespace("future")
[17:26:29.525]                         version <- ns[[".package"]][["version"]]
[17:26:29.525]                         if (is.null(version)) 
[17:26:29.525]                           version <- utils::packageVersion("future")
[17:26:29.525]                       }
[17:26:29.525]                       else {
[17:26:29.525]                         version <- NULL
[17:26:29.525]                       }
[17:26:29.525]                       if (!has_future || version < "1.8.0") {
[17:26:29.525]                         info <- base::c(r_version = base::gsub("R version ", 
[17:26:29.525]                           "", base::R.version$version.string), 
[17:26:29.525]                           platform = base::sprintf("%s (%s-bit)", 
[17:26:29.525]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:26:29.525]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[17:26:29.525]                             "release", "version")], collapse = " "), 
[17:26:29.525]                           hostname = base::Sys.info()[["nodename"]])
[17:26:29.525]                         info <- base::sprintf("%s: %s", base::names(info), 
[17:26:29.525]                           info)
[17:26:29.525]                         info <- base::paste(info, collapse = "; ")
[17:26:29.525]                         if (!has_future) {
[17:26:29.525]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:26:29.525]                             info)
[17:26:29.525]                         }
[17:26:29.525]                         else {
[17:26:29.525]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:26:29.525]                             info, version)
[17:26:29.525]                         }
[17:26:29.525]                         base::stop(msg)
[17:26:29.525]                       }
[17:26:29.525]                     })
[17:26:29.525]                   }
[17:26:29.525]                   ...future.strategy.old <- future::plan("list")
[17:26:29.525]                   options(future.plan = NULL)
[17:26:29.525]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:26:29.525]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:26:29.525]                 }
[17:26:29.525]                 ...future.workdir <- getwd()
[17:26:29.525]             }
[17:26:29.525]             ...future.oldOptions <- base::as.list(base::.Options)
[17:26:29.525]             ...future.oldEnvVars <- base::Sys.getenv()
[17:26:29.525]         }
[17:26:29.525]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:26:29.525]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:26:29.525]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:26:29.525]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:26:29.525]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:26:29.525]             future.stdout.windows.reencode = NULL, width = 80L)
[17:26:29.525]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:26:29.525]             base::names(...future.oldOptions))
[17:26:29.525]     }
[17:26:29.525]     if (FALSE) {
[17:26:29.525]     }
[17:26:29.525]     else {
[17:26:29.525]         if (TRUE) {
[17:26:29.525]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:26:29.525]                 open = "w")
[17:26:29.525]         }
[17:26:29.525]         else {
[17:26:29.525]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:26:29.525]                 windows = "NUL", "/dev/null"), open = "w")
[17:26:29.525]         }
[17:26:29.525]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:26:29.525]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:26:29.525]             base::sink(type = "output", split = FALSE)
[17:26:29.525]             base::close(...future.stdout)
[17:26:29.525]         }, add = TRUE)
[17:26:29.525]     }
[17:26:29.525]     ...future.frame <- base::sys.nframe()
[17:26:29.525]     ...future.conditions <- base::list()
[17:26:29.525]     ...future.rng <- base::globalenv()$.Random.seed
[17:26:29.525]     if (FALSE) {
[17:26:29.525]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:26:29.525]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:26:29.525]     }
[17:26:29.525]     ...future.result <- base::tryCatch({
[17:26:29.525]         base::withCallingHandlers({
[17:26:29.525]             ...future.value <- base::withVisible(base::local({
[17:26:29.525]                 42L
[17:26:29.525]             }))
[17:26:29.525]             future::FutureResult(value = ...future.value$value, 
[17:26:29.525]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:29.525]                   ...future.rng), globalenv = if (FALSE) 
[17:26:29.525]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:26:29.525]                     ...future.globalenv.names))
[17:26:29.525]                 else NULL, started = ...future.startTime, version = "1.8")
[17:26:29.525]         }, condition = base::local({
[17:26:29.525]             c <- base::c
[17:26:29.525]             inherits <- base::inherits
[17:26:29.525]             invokeRestart <- base::invokeRestart
[17:26:29.525]             length <- base::length
[17:26:29.525]             list <- base::list
[17:26:29.525]             seq.int <- base::seq.int
[17:26:29.525]             signalCondition <- base::signalCondition
[17:26:29.525]             sys.calls <- base::sys.calls
[17:26:29.525]             `[[` <- base::`[[`
[17:26:29.525]             `+` <- base::`+`
[17:26:29.525]             `<<-` <- base::`<<-`
[17:26:29.525]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:26:29.525]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:26:29.525]                   3L)]
[17:26:29.525]             }
[17:26:29.525]             function(cond) {
[17:26:29.525]                 is_error <- inherits(cond, "error")
[17:26:29.525]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:26:29.525]                   NULL)
[17:26:29.525]                 if (is_error) {
[17:26:29.525]                   sessionInformation <- function() {
[17:26:29.525]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:26:29.525]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:26:29.525]                       search = base::search(), system = base::Sys.info())
[17:26:29.525]                   }
[17:26:29.525]                   ...future.conditions[[length(...future.conditions) + 
[17:26:29.525]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:26:29.525]                     cond$call), session = sessionInformation(), 
[17:26:29.525]                     timestamp = base::Sys.time(), signaled = 0L)
[17:26:29.525]                   signalCondition(cond)
[17:26:29.525]                 }
[17:26:29.525]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:26:29.525]                 "immediateCondition"))) {
[17:26:29.525]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:26:29.525]                   ...future.conditions[[length(...future.conditions) + 
[17:26:29.525]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:26:29.525]                   if (TRUE && !signal) {
[17:26:29.525]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:29.525]                     {
[17:26:29.525]                       inherits <- base::inherits
[17:26:29.525]                       invokeRestart <- base::invokeRestart
[17:26:29.525]                       is.null <- base::is.null
[17:26:29.525]                       muffled <- FALSE
[17:26:29.525]                       if (inherits(cond, "message")) {
[17:26:29.525]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:29.525]                         if (muffled) 
[17:26:29.525]                           invokeRestart("muffleMessage")
[17:26:29.525]                       }
[17:26:29.525]                       else if (inherits(cond, "warning")) {
[17:26:29.525]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:29.525]                         if (muffled) 
[17:26:29.525]                           invokeRestart("muffleWarning")
[17:26:29.525]                       }
[17:26:29.525]                       else if (inherits(cond, "condition")) {
[17:26:29.525]                         if (!is.null(pattern)) {
[17:26:29.525]                           computeRestarts <- base::computeRestarts
[17:26:29.525]                           grepl <- base::grepl
[17:26:29.525]                           restarts <- computeRestarts(cond)
[17:26:29.525]                           for (restart in restarts) {
[17:26:29.525]                             name <- restart$name
[17:26:29.525]                             if (is.null(name)) 
[17:26:29.525]                               next
[17:26:29.525]                             if (!grepl(pattern, name)) 
[17:26:29.525]                               next
[17:26:29.525]                             invokeRestart(restart)
[17:26:29.525]                             muffled <- TRUE
[17:26:29.525]                             break
[17:26:29.525]                           }
[17:26:29.525]                         }
[17:26:29.525]                       }
[17:26:29.525]                       invisible(muffled)
[17:26:29.525]                     }
[17:26:29.525]                     muffleCondition(cond, pattern = "^muffle")
[17:26:29.525]                   }
[17:26:29.525]                 }
[17:26:29.525]                 else {
[17:26:29.525]                   if (TRUE) {
[17:26:29.525]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:26:29.525]                     {
[17:26:29.525]                       inherits <- base::inherits
[17:26:29.525]                       invokeRestart <- base::invokeRestart
[17:26:29.525]                       is.null <- base::is.null
[17:26:29.525]                       muffled <- FALSE
[17:26:29.525]                       if (inherits(cond, "message")) {
[17:26:29.525]                         muffled <- grepl(pattern, "muffleMessage")
[17:26:29.525]                         if (muffled) 
[17:26:29.525]                           invokeRestart("muffleMessage")
[17:26:29.525]                       }
[17:26:29.525]                       else if (inherits(cond, "warning")) {
[17:26:29.525]                         muffled <- grepl(pattern, "muffleWarning")
[17:26:29.525]                         if (muffled) 
[17:26:29.525]                           invokeRestart("muffleWarning")
[17:26:29.525]                       }
[17:26:29.525]                       else if (inherits(cond, "condition")) {
[17:26:29.525]                         if (!is.null(pattern)) {
[17:26:29.525]                           computeRestarts <- base::computeRestarts
[17:26:29.525]                           grepl <- base::grepl
[17:26:29.525]                           restarts <- computeRestarts(cond)
[17:26:29.525]                           for (restart in restarts) {
[17:26:29.525]                             name <- restart$name
[17:26:29.525]                             if (is.null(name)) 
[17:26:29.525]                               next
[17:26:29.525]                             if (!grepl(pattern, name)) 
[17:26:29.525]                               next
[17:26:29.525]                             invokeRestart(restart)
[17:26:29.525]                             muffled <- TRUE
[17:26:29.525]                             break
[17:26:29.525]                           }
[17:26:29.525]                         }
[17:26:29.525]                       }
[17:26:29.525]                       invisible(muffled)
[17:26:29.525]                     }
[17:26:29.525]                     muffleCondition(cond, pattern = "^muffle")
[17:26:29.525]                   }
[17:26:29.525]                 }
[17:26:29.525]             }
[17:26:29.525]         }))
[17:26:29.525]     }, error = function(ex) {
[17:26:29.525]         base::structure(base::list(value = NULL, visible = NULL, 
[17:26:29.525]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:26:29.525]                 ...future.rng), started = ...future.startTime, 
[17:26:29.525]             finished = Sys.time(), session_uuid = NA_character_, 
[17:26:29.525]             version = "1.8"), class = "FutureResult")
[17:26:29.525]     }, finally = {
[17:26:29.525]         if (!identical(...future.workdir, getwd())) 
[17:26:29.525]             setwd(...future.workdir)
[17:26:29.525]         {
[17:26:29.525]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:26:29.525]                 ...future.oldOptions$nwarnings <- NULL
[17:26:29.525]             }
[17:26:29.525]             base::options(...future.oldOptions)
[17:26:29.525]             if (.Platform$OS.type == "windows") {
[17:26:29.525]                 old_names <- names(...future.oldEnvVars)
[17:26:29.525]                 envs <- base::Sys.getenv()
[17:26:29.525]                 names <- names(envs)
[17:26:29.525]                 common <- intersect(names, old_names)
[17:26:29.525]                 added <- setdiff(names, old_names)
[17:26:29.525]                 removed <- setdiff(old_names, names)
[17:26:29.525]                 changed <- common[...future.oldEnvVars[common] != 
[17:26:29.525]                   envs[common]]
[17:26:29.525]                 NAMES <- toupper(changed)
[17:26:29.525]                 args <- list()
[17:26:29.525]                 for (kk in seq_along(NAMES)) {
[17:26:29.525]                   name <- changed[[kk]]
[17:26:29.525]                   NAME <- NAMES[[kk]]
[17:26:29.525]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:29.525]                     next
[17:26:29.525]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:29.525]                 }
[17:26:29.525]                 NAMES <- toupper(added)
[17:26:29.525]                 for (kk in seq_along(NAMES)) {
[17:26:29.525]                   name <- added[[kk]]
[17:26:29.525]                   NAME <- NAMES[[kk]]
[17:26:29.525]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:29.525]                     next
[17:26:29.525]                   args[[name]] <- ""
[17:26:29.525]                 }
[17:26:29.525]                 NAMES <- toupper(removed)
[17:26:29.525]                 for (kk in seq_along(NAMES)) {
[17:26:29.525]                   name <- removed[[kk]]
[17:26:29.525]                   NAME <- NAMES[[kk]]
[17:26:29.525]                   if (name != NAME && is.element(NAME, old_names)) 
[17:26:29.525]                     next
[17:26:29.525]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:26:29.525]                 }
[17:26:29.525]                 if (length(args) > 0) 
[17:26:29.525]                   base::do.call(base::Sys.setenv, args = args)
[17:26:29.525]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:26:29.525]             }
[17:26:29.525]             else {
[17:26:29.525]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:26:29.525]             }
[17:26:29.525]             {
[17:26:29.525]                 if (base::length(...future.futureOptionsAdded) > 
[17:26:29.525]                   0L) {
[17:26:29.525]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:26:29.525]                   base::names(opts) <- ...future.futureOptionsAdded
[17:26:29.525]                   base::options(opts)
[17:26:29.525]                 }
[17:26:29.525]                 {
[17:26:29.525]                   {
[17:26:29.525]                     NULL
[17:26:29.525]                     RNGkind("Mersenne-Twister")
[17:26:29.525]                     base::rm(list = ".Random.seed", envir = base::globalenv(), 
[17:26:29.525]                       inherits = FALSE)
[17:26:29.525]                   }
[17:26:29.525]                   options(future.plan = NULL)
[17:26:29.525]                   if (is.na(NA_character_)) 
[17:26:29.525]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:26:29.525]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:26:29.525]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:26:29.525]                     .init = FALSE)
[17:26:29.525]                 }
[17:26:29.525]             }
[17:26:29.525]         }
[17:26:29.525]     })
[17:26:29.525]     if (TRUE) {
[17:26:29.525]         base::sink(type = "output", split = FALSE)
[17:26:29.525]         if (TRUE) {
[17:26:29.525]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:26:29.525]         }
[17:26:29.525]         else {
[17:26:29.525]             ...future.result["stdout"] <- base::list(NULL)
[17:26:29.525]         }
[17:26:29.525]         base::close(...future.stdout)
[17:26:29.525]         ...future.stdout <- NULL
[17:26:29.525]     }
[17:26:29.525]     ...future.result$conditions <- ...future.conditions
[17:26:29.525]     ...future.result$finished <- base::Sys.time()
[17:26:29.525]     ...future.result
[17:26:29.525] }
[17:26:29.531] plan(): Setting new future strategy stack:
[17:26:29.532] List of future strategies:
[17:26:29.532] 1. sequential:
[17:26:29.532]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:26:29.532]    - tweaked: FALSE
[17:26:29.532]    - call: NULL
[17:26:29.533] plan(): nbrOfWorkers() = 1
[17:26:29.534] plan(): Setting new future strategy stack:
[17:26:29.535] List of future strategies:
[17:26:29.535] 1. future:
[17:26:29.535]    - args: function (..., workers = "<NULL>")
[17:26:29.535]    - tweaked: FALSE
[17:26:29.535]    - call: plan(foo)
[17:26:29.536] plan(): nbrOfWorkers() = Inf
[17:26:29.536] SequentialFuture started (and completed)
[1] 42
> 
> message("*** Future class - exception ... DONE")
*** Future class - exception ... DONE
> 
> message("*** Future class ... DONE")
*** Future class ... DONE
> 
> source("incl/end.R")
[17:26:29.538] plan(): Setting new future strategy stack:
[17:26:29.539] List of future strategies:
[17:26:29.539] 1. FutureStrategy:
[17:26:29.539]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:26:29.539]    - tweaked: FALSE
[17:26:29.539]    - call: future::plan(oplan)
[17:26:29.540] plan(): nbrOfWorkers() = 1
Failed to undo environment variables:
 - Expected environment variables: [n=205] '!ExitCode', 'ALLUSERSPROFILE', 'APPDATA', 'BIBINPUTS', 'BINDIR', 'BSTINPUTS', 'COMMONPROGRAMFILES', 'COMPUTERNAME', 'COMSPEC', 'CURL_CA_BUNDLE', 'CYGWIN', 'CommonProgramFiles(x86)', 'CommonProgramW6432', 'DriverData', 'HOME', 'HOMEDRIVE', 'HOMEPATH', 'JAGS_ROOT', 'JAVA_HOME', 'LANGUAGE', 'LC_COLLATE', 'LC_MONETARY', 'LC_TIME', 'LOCALAPPDATA', 'LOGONSERVER', 'LS_HOME', 'LS_LICENSE_PATH', 'MAKE', 'MAKEFLAGS', 'MAKELEVEL', 'MFLAGS', 'MSMPI_BENCHMARKS', 'MSMPI_BIN', 'MSYS2_ENV_CONV_EXCL', 'NUMBER_OF_PROCESSORS', 'OCL', 'OMP_THREAD_LIMIT', 'OS', 'PATH', 'PATHEXT', 'PROCESSOR_ARCHITECTURE', 'PROCESSOR_IDENTIFIER', 'PROCESSOR_LEVEL', 'PROCESSOR_REVISION', 'PROGRAMFILES', 'PROMPT', 'PSModulePath', 'PUBLIC', 'PWD', 'ProgramData', 'ProgramFiles(x86)', 'ProgramW6432', 'RTOOLS43_HOME', 'RTOOLS44_HOME', 'R_ARCH', 'R_BROWSER', 'R_BZIPCMD', 'R_CMD', 'R_COMPILED_BY', 'R_CRAN_WEB', 'R_CUSTOM_TOOLS_PATH', 'R_CUSTOM_TOOLS_SOFT', 'R_DOC_DIR', 'R_ENVIRON_USER', 'R_GSCMD', 'R_GZIPCMD', 'R_HOME', 'R_INCLUDE_DIR', 'R_INSTALL_TAR', 'R_LIBS', 'R_LIBS_SITE', 'R_LIBS_USER', 'R_MAX_NUM_DLLS', 'R_OSTYPE', 'R_PAPERSIZE', 'R_PAPERSIZE_USER', 'R_PARALLELLY_MAKENODEPSOCK_AUTOKILL', 'R_PARALLELLY_MAKENODEPSOCK_CONNECTTIMEOUT', 'R_PARALLELLY_MAKENODEPSOCK_RSCRIPT_LABEL', 'R_PARALLELLY_MAKENODEPSOCK_SESSIONINFO_PKGS', 'R_PARALLELLY_MAKENODEPSOCK_TIMEOUT', 'R_PARALLELLY_RANDOM_PORTS', 'R_PARALLEL_PORT', 'R_RD4PDF', 'R_RTOOLS44_PATH', 'R_SCRIPT_LEGACY', 'R_SHARE_DIR', 'R_TESTS', 'R_UNZIPCMD', 'R_USER', 'R_VERSION', 'R_ZIPCMD', 'SED', 'SHLVL', 'SYSTEMDRIVE', 'SYSTEMROOT', 'TAR', 'TAR_OPTIONS', 'TEMP', 'TERM', 'TEXINPUTS', 'TMP', 'TMPDIR', 'USERDOMAIN', 'USERDOMAIN_ROAMINGPROFILE', 'USERNAME', 'USERPROFILE', 'WINDIR', '_', '_R_CHECK_AUTOCONF_', '_R_CHECK_BOGUS_RETURN_', '_R_CHECK_BROWSER_NONINTERACTIVE_', '_R_CHECK_BUILD_VIGNETTES_SEPARATELY_', '_R_CHECK_CODETOOLS_PROFILE_', '_R_CHECK_CODE_ASSIGN_TO_GLOBALENV_', '_R_CHECK_CODE_ATTACH_', '_R_CHECK_CODE_CLASS_IS_STRING_', '_R_CHECK_CODE_DATA_INTO_GLOBALENV_', '_R_CHECK_CODE_USAGE_VIA_NAMESPACES_', '_R_CHECK_CODE_USAGE_WITHOUT_LOADING_', '_R_CHECK_CODE_USAGE_WITH_ONLY_BASE_ATTACHED_', '_R_CHECK_CODOC_VARIABLES_IN_USAGES_', '_R_CHECK_COMPACT_DATA2_', '_R_CHECK_COMPILATION_FLAGS_', '_R_CHECK_CONNECTIONS_LEFT_OPEN_', '_R_CHECK_CRAN_INCOMING_', '_R_CHECK_CRAN_INCOMING_CHECK_FILE_URIS_', '_R_CHECK_CRAN_INCOMING_CHECK_URLS_IN_PARALLEL_', '_R_CHECK_CRAN_INCOMING_NOTE_GNU_MAKE_', '_R_CHECK_CRAN_INCOMING_REMOTE_', '_R_CHECK_CRAN_INCOMING_USE_ASPELL_', '_R_CHECK_DATALIST_', '_R_CHECK_DEPRECATED_DEFUNCT_', '_R_CHECK_DOC_SIZES2_', '_R_CHECK_DOT_FIRSTLIB_', '_R_CHECK_DOT_INTERNAL_', '_R_CHECK_EXAMPLE_TIMING_THRESHOLD_', '_R_CHECK_EXECUTABLES_', '_R_CHECK_EXECUTABLES_EXCLUSIONS_', '_R_CHECK_FF_CALLS_', '_R_CHECK_FF_DUP_', '_R_CHECK_FORCE_SUGGESTS_', '_R_CHECK_FUTURE_FILE_TIMESTAMPS_', '_R_CHECK_FUTURE_FILE_TIMESTAMPS_LEEWAY_', '_R_CHECK_HAVE_MYSQL_', '_R_CHECK_HAVE_ODBC_', '_R_CHECK_HAVE_PERL_', '_R_CHECK_HAVE_POSTGRES_', '_R_CHECK_INSTALL_DEPENDS_', '_R_CHECK_INTERNALS2_', '_R_CHECK_LENGTH_1_CONDITION_', '_R_CHECK_LICENSE_', '_R_CHECK_LIMIT_CORES_', '_R_CHECK_MATRIX_DATA_', '_R_CHECK_MBCS_CONVERSION_FAILURE_', '_R_CHECK_NATIVE_ROUTINE_REGISTRATION_', '_R_CHECK_NEWS_IN_PLAIN_TEXT_', '_R_CHECK_NO_RECOMMENDED_', '_R_CHECK_NO_STOP_ON_TEST_ERROR_', '_R_CHECK_ORPHANED_', '_R_CHECK_OVERWRITE_REGISTERED_S3_METHODS_', '_R_CHECK_PACKAGES_USED_IGNORE_UNUSED_IMPORTS_', '_R_CHECK_PACKAGES_USED_IN_TESTS_USE_SUBDIRS_', '_R_CHECK_PACKAGE_DATASETS_SUPPRESS_NOTES_', '_R_CHECK_PACKAGE_NAME_', '_R_CHECK_PKG_SIZES_', '_R_CHECK_PKG_SIZES_THRESHOLD_', '_R_CHECK_PRAGMAS_', '_R_CHECK_RD_EXAMPLES_T_AND_F_', '_R_CHECK_RD_LINE_WIDTHS_', '_R_CHECK_RD_MATH_RENDERING_', '_R_CHECK_RD_NOTE_LOST_BRACES_', '_R_CHECK_RD_VALIDATE_RD2HTML_', '_R_CHECK_REPLACING_IMPORTS_', '_R_CHECK_R_DEPENDS_', '_R_CHECK_S3_METHODS_SHOW_POSSIBLE_ISSUES_', '_R_CHECK_SCREEN_DEVICE_', '_R_CHECK_SERIALIZATION_', '_R_CHECK_SHLIB_OPENMP_FLAGS_', '_R_CHECK_SRC_MINUS_W_IMPLICIT_', '_R_CHECK_SUBDIRS_NOCASE_', '_R_CHECK_SUGGESTS_ONLY_', '_R_CHECK_SYSTEM_CLOCK_', '_R_CHECK_TESTS_NLINES_', '_R_CHECK_TEST_TIMING_', '_R_CHECK_TIMINGS_', '_R_CHECK_TOPLEVEL_FILES_', '_R_CHECK_UNDOC_USE_ALL_NAMES_', '_R_CHECK_UNSAFE_CALLS_', '_R_CHECK_URLS_SHOW_301_STATUS_', '_R_CHECK_VC_DIRS_', '_R_CHECK_VIGNETTES_NLINES_', '_R_CHECK_VIGNETTES_SKIP_RUN_MAYBE_', '_R_CHECK_VIGNETTE_TIMING_', '_R_CHECK_VIGNETTE_TITLES_', '_R_CHECK_WINDOWS_DEVICE_', '_R_CHECK_XREFS_NOTE_MISSING_PACKAGE_ANCHORS_', '_R_CHECK_XREFS_USE_ALIASES_FROM_CRAN_', '_R_CLASS_MATRIX_ARRAY_', '_R_DEPRECATED_IS_R_', '_R_S3_METHOD_LOOKUP_BASEENV_AFTER_GLOBALENV_', '_R_SHLIB_BUILD_OBJECTS_SYMBOL_TABLES_', '__R_CHECK_DOC_FILES_NOTE_IF_ALL_SPECIAL__', 'maj.version', 'nextArg--timingsnextArg--install'
 - Environment variables still there: [n=0] 
 - Environment variables missing: [n=1] 'MAKEFLAGS'
Differences environment variable by environment variable:
List of 3
 $ name    : chr "MAKEFLAGS"
 $ expected: 'Dlist' chr ""
 $ actual  : 'Dlist' chr NA
> 
> proc.time()
   user  system elapsed 
   0.68    0.20    1.76