R Under development (unstable) (2024-05-14 r86553 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")
Loading required package: future
[10:55:40.981] plan(): Setting new future strategy stack:
[10:55:40.982] List of future strategies:
[10:55:40.982] 1. mirai_multisession:
[10:55:40.982]    - args: function (expr, substitute = TRUE, envir = parent.frame(), ..., workers = availableCores())
[10:55:40.982]    - tweaked: FALSE
[10:55:40.982]    - call: future::plan(future.mirai::mirai_multisession)
[10:55:40.994] plan(): plan_init() of 'mirai_multisession', 'mirai_cluster', 'mirai', 'multiprocess', 'future', 'function' ...
[10:55:40.994] < mirai | $data >
[10:55:40.999] getGlobalsAndPackages() ...
[10:55:41.000] Not searching for globals
[10:55:41.000] - globals: [0] <none>
[10:55:41.000] getGlobalsAndPackages() ... DONE
[10:55:41.001] getGlobalsAndPackages() ...
[10:55:41.001] 
[10:55:41.001] - globals: [0] <none>
[10:55:41.001] getGlobalsAndPackages() ... DONE
[10:55:41.287] Packages needed by the future expression (n = 0): <none>
[10:55:41.288] Packages needed by future strategies (n = 0): <none>
[10:55:41.289] {
[10:55:41.289]     {
[10:55:41.289]         {
[10:55:41.289]             ...future.startTime <- base::Sys.time()
[10:55:41.289]             {
[10:55:41.289]                 {
[10:55:41.289]                   {
[10:55:41.289]                     base::local({
[10:55:41.289]                       has_future <- base::requireNamespace("future", 
[10:55:41.289]                         quietly = TRUE)
[10:55:41.289]                       if (has_future) {
[10:55:41.289]                         ns <- base::getNamespace("future")
[10:55:41.289]                         version <- ns[[".package"]][["version"]]
[10:55:41.289]                         if (is.null(version)) 
[10:55:41.289]                           version <- utils::packageVersion("future")
[10:55:41.289]                       }
[10:55:41.289]                       else {
[10:55:41.289]                         version <- NULL
[10:55:41.289]                       }
[10:55:41.289]                       if (!has_future || version < "1.8.0") {
[10:55:41.289]                         info <- base::c(r_version = base::gsub("R version ", 
[10:55:41.289]                           "", base::R.version$version.string), 
[10:55:41.289]                           platform = base::sprintf("%s (%s-bit)", 
[10:55:41.289]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[10:55:41.289]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[10:55:41.289]                             "release", "version")], collapse = " "), 
[10:55:41.289]                           hostname = base::Sys.info()[["nodename"]])
[10:55:41.289]                         info <- base::sprintf("%s: %s", base::names(info), 
[10:55:41.289]                           info)
[10:55:41.289]                         info <- base::paste(info, collapse = "; ")
[10:55:41.289]                         if (!has_future) {
[10:55:41.289]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[10:55:41.289]                             info)
[10:55:41.289]                         }
[10:55:41.289]                         else {
[10:55:41.289]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[10:55:41.289]                             info, version)
[10:55:41.289]                         }
[10:55:41.289]                         base::stop(msg)
[10:55:41.289]                       }
[10:55:41.289]                     })
[10:55:41.289]                   }
[10:55:41.289]                   ...future.strategy.old <- future::plan("list")
[10:55:41.289]                   options(future.plan = NULL)
[10:55:41.289]                   Sys.unsetenv("R_FUTURE_PLAN")
[10:55:41.289]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[10:55:41.289]                 }
[10:55:41.289]                 ...future.workdir <- getwd()
[10:55:41.289]             }
[10:55:41.289]             ...future.oldOptions <- base::as.list(base::.Options)
[10:55:41.289]             ...future.oldEnvVars <- base::Sys.getenv()
[10:55:41.289]         }
[10:55:41.289]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[10:55:41.289]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[10:55:41.289]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[10:55:41.289]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[10:55:41.289]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[10:55:41.289]             future.stdout.windows.reencode = NULL, width = 80L)
[10:55:41.289]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[10:55:41.289]             base::names(...future.oldOptions))
[10:55:41.289]     }
[10:55:41.289]     if (FALSE) {
[10:55:41.289]     }
[10:55:41.289]     else {
[10:55:41.289]         if (TRUE) {
[10:55:41.289]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[10:55:41.289]                 open = "w")
[10:55:41.289]         }
[10:55:41.289]         else {
[10:55:41.289]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[10:55:41.289]                 windows = "NUL", "/dev/null"), open = "w")
[10:55:41.289]         }
[10:55:41.289]         base::sink(...future.stdout, type = "output", split = FALSE)
[10:55:41.289]         base::on.exit(if (!base::is.null(...future.stdout)) {
[10:55:41.289]             base::sink(type = "output", split = FALSE)
[10:55:41.289]             base::close(...future.stdout)
[10:55:41.289]         }, add = TRUE)
[10:55:41.289]     }
[10:55:41.289]     ...future.frame <- base::sys.nframe()
[10:55:41.289]     ...future.conditions <- base::list()
[10:55:41.289]     ...future.rng <- base::globalenv()$.Random.seed
[10:55:41.289]     if (FALSE) {
[10:55:41.289]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[10:55:41.289]             "...future.value", "...future.globalenv.names", ".Random.seed")
[10:55:41.289]     }
[10:55:41.289]     ...future.result <- base::tryCatch({
[10:55:41.289]         base::withCallingHandlers({
[10:55:41.289]             ...future.value <- base::withVisible(base::local(NA))
[10:55:41.289]             future::FutureResult(value = ...future.value$value, 
[10:55:41.289]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[10:55:41.289]                   ...future.rng), globalenv = if (FALSE) 
[10:55:41.289]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[10:55:41.289]                     ...future.globalenv.names))
[10:55:41.289]                 else NULL, started = ...future.startTime, version = "1.8")
[10:55:41.289]         }, condition = base::local({
[10:55:41.289]             c <- base::c
[10:55:41.289]             inherits <- base::inherits
[10:55:41.289]             invokeRestart <- base::invokeRestart
[10:55:41.289]             length <- base::length
[10:55:41.289]             list <- base::list
[10:55:41.289]             seq.int <- base::seq.int
[10:55:41.289]             signalCondition <- base::signalCondition
[10:55:41.289]             sys.calls <- base::sys.calls
[10:55:41.289]             `[[` <- base::`[[`
[10:55:41.289]             `+` <- base::`+`
[10:55:41.289]             `<<-` <- base::`<<-`
[10:55:41.289]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[10:55:41.289]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[10:55:41.289]                   3L)]
[10:55:41.289]             }
[10:55:41.289]             function(cond) {
[10:55:41.289]                 is_error <- inherits(cond, "error")
[10:55:41.289]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[10:55:41.289]                   NULL)
[10:55:41.289]                 if (is_error) {
[10:55:41.289]                   sessionInformation <- function() {
[10:55:41.289]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[10:55:41.289]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[10:55:41.289]                       search = base::search(), system = base::Sys.info())
[10:55:41.289]                   }
[10:55:41.289]                   ...future.conditions[[length(...future.conditions) + 
[10:55:41.289]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[10:55:41.289]                     cond$call), session = sessionInformation(), 
[10:55:41.289]                     timestamp = base::Sys.time(), signaled = 0L)
[10:55:41.289]                   signalCondition(cond)
[10:55:41.289]                 }
[10:55:41.289]                 else if (!ignore && TRUE && inherits(cond, "condition")) {
[10:55:41.289]                   signal <- FALSE && inherits(cond, character(0))
[10:55:41.289]                   ...future.conditions[[length(...future.conditions) + 
[10:55:41.289]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[10:55:41.289]                   if (FALSE && !signal) {
[10:55:41.289]                     muffleCondition <- function (cond, pattern = "^muffle") 
[10:55:41.289]                     {
[10:55:41.289]                       inherits <- base::inherits
[10:55:41.289]                       invokeRestart <- base::invokeRestart
[10:55:41.289]                       is.null <- base::is.null
[10:55:41.289]                       muffled <- FALSE
[10:55:41.289]                       if (inherits(cond, "message")) {
[10:55:41.289]                         muffled <- grepl(pattern, "muffleMessage")
[10:55:41.289]                         if (muffled) 
[10:55:41.289]                           invokeRestart("muffleMessage")
[10:55:41.289]                       }
[10:55:41.289]                       else if (inherits(cond, "warning")) {
[10:55:41.289]                         muffled <- grepl(pattern, "muffleWarning")
[10:55:41.289]                         if (muffled) 
[10:55:41.289]                           invokeRestart("muffleWarning")
[10:55:41.289]                       }
[10:55:41.289]                       else if (inherits(cond, "condition")) {
[10:55:41.289]                         if (!is.null(pattern)) {
[10:55:41.289]                           computeRestarts <- base::computeRestarts
[10:55:41.289]                           grepl <- base::grepl
[10:55:41.289]                           restarts <- computeRestarts(cond)
[10:55:41.289]                           for (restart in restarts) {
[10:55:41.289]                             name <- restart$name
[10:55:41.289]                             if (is.null(name)) 
[10:55:41.289]                               next
[10:55:41.289]                             if (!grepl(pattern, name)) 
[10:55:41.289]                               next
[10:55:41.289]                             invokeRestart(restart)
[10:55:41.289]                             muffled <- TRUE
[10:55:41.289]                             break
[10:55:41.289]                           }
[10:55:41.289]                         }
[10:55:41.289]                       }
[10:55:41.289]                       invisible(muffled)
[10:55:41.289]                     }
[10:55:41.289]                     muffleCondition(cond, pattern = "^muffle")
[10:55:41.289]                   }
[10:55:41.289]                 }
[10:55:41.289]                 else {
[10:55:41.289]                   if (TRUE) {
[10:55:41.289]                     muffleCondition <- function (cond, pattern = "^muffle") 
[10:55:41.289]                     {
[10:55:41.289]                       inherits <- base::inherits
[10:55:41.289]                       invokeRestart <- base::invokeRestart
[10:55:41.289]                       is.null <- base::is.null
[10:55:41.289]                       muffled <- FALSE
[10:55:41.289]                       if (inherits(cond, "message")) {
[10:55:41.289]                         muffled <- grepl(pattern, "muffleMessage")
[10:55:41.289]                         if (muffled) 
[10:55:41.289]                           invokeRestart("muffleMessage")
[10:55:41.289]                       }
[10:55:41.289]                       else if (inherits(cond, "warning")) {
[10:55:41.289]                         muffled <- grepl(pattern, "muffleWarning")
[10:55:41.289]                         if (muffled) 
[10:55:41.289]                           invokeRestart("muffleWarning")
[10:55:41.289]                       }
[10:55:41.289]                       else if (inherits(cond, "condition")) {
[10:55:41.289]                         if (!is.null(pattern)) {
[10:55:41.289]                           computeRestarts <- base::computeRestarts
[10:55:41.289]                           grepl <- base::grepl
[10:55:41.289]                           restarts <- computeRestarts(cond)
[10:55:41.289]                           for (restart in restarts) {
[10:55:41.289]                             name <- restart$name
[10:55:41.289]                             if (is.null(name)) 
[10:55:41.289]                               next
[10:55:41.289]                             if (!grepl(pattern, name)) 
[10:55:41.289]                               next
[10:55:41.289]                             invokeRestart(restart)
[10:55:41.289]                             muffled <- TRUE
[10:55:41.289]                             break
[10:55:41.289]                           }
[10:55:41.289]                         }
[10:55:41.289]                       }
[10:55:41.289]                       invisible(muffled)
[10:55:41.289]                     }
[10:55:41.289]                     muffleCondition(cond, pattern = "^muffle")
[10:55:41.289]                   }
[10:55:41.289]                 }
[10:55:41.289]             }
[10:55:41.289]         }))
[10:55:41.289]     }, error = function(ex) {
[10:55:41.289]         base::structure(base::list(value = NULL, visible = NULL, 
[10:55:41.289]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[10:55:41.289]                 ...future.rng), started = ...future.startTime, 
[10:55:41.289]             finished = Sys.time(), session_uuid = NA_character_, 
[10:55:41.289]             version = "1.8"), class = "FutureResult")
[10:55:41.289]     }, finally = {
[10:55:41.289]         if (!identical(...future.workdir, getwd())) 
[10:55:41.289]             setwd(...future.workdir)
[10:55:41.289]         {
[10:55:41.289]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[10:55:41.289]                 ...future.oldOptions$nwarnings <- NULL
[10:55:41.289]             }
[10:55:41.289]             base::options(...future.oldOptions)
[10:55:41.289]             if (.Platform$OS.type == "windows") {
[10:55:41.289]                 old_names <- names(...future.oldEnvVars)
[10:55:41.289]                 envs <- base::Sys.getenv()
[10:55:41.289]                 names <- names(envs)
[10:55:41.289]                 common <- intersect(names, old_names)
[10:55:41.289]                 added <- setdiff(names, old_names)
[10:55:41.289]                 removed <- setdiff(old_names, names)
[10:55:41.289]                 changed <- common[...future.oldEnvVars[common] != 
[10:55:41.289]                   envs[common]]
[10:55:41.289]                 NAMES <- toupper(changed)
[10:55:41.289]                 args <- list()
[10:55:41.289]                 for (kk in seq_along(NAMES)) {
[10:55:41.289]                   name <- changed[[kk]]
[10:55:41.289]                   NAME <- NAMES[[kk]]
[10:55:41.289]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.289]                     next
[10:55:41.289]                   args[[name]] <- ...future.oldEnvVars[[name]]
[10:55:41.289]                 }
[10:55:41.289]                 NAMES <- toupper(added)
[10:55:41.289]                 for (kk in seq_along(NAMES)) {
[10:55:41.289]                   name <- added[[kk]]
[10:55:41.289]                   NAME <- NAMES[[kk]]
[10:55:41.289]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.289]                     next
[10:55:41.289]                   args[[name]] <- ""
[10:55:41.289]                 }
[10:55:41.289]                 NAMES <- toupper(removed)
[10:55:41.289]                 for (kk in seq_along(NAMES)) {
[10:55:41.289]                   name <- removed[[kk]]
[10:55:41.289]                   NAME <- NAMES[[kk]]
[10:55:41.289]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.289]                     next
[10:55:41.289]                   args[[name]] <- ...future.oldEnvVars[[name]]
[10:55:41.289]                 }
[10:55:41.289]                 if (length(args) > 0) 
[10:55:41.289]                   base::do.call(base::Sys.setenv, args = args)
[10:55:41.289]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[10:55:41.289]             }
[10:55:41.289]             else {
[10:55:41.289]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[10:55:41.289]             }
[10:55:41.289]             {
[10:55:41.289]                 if (base::length(...future.futureOptionsAdded) > 
[10:55:41.289]                   0L) {
[10:55:41.289]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[10:55:41.289]                   base::names(opts) <- ...future.futureOptionsAdded
[10:55:41.289]                   base::options(opts)
[10:55:41.289]                 }
[10:55:41.289]                 {
[10:55:41.289]                   NULL
[10:55:41.289]                   options(future.plan = NULL)
[10:55:41.289]                   if (is.na(NA_character_)) 
[10:55:41.289]                     Sys.unsetenv("R_FUTURE_PLAN")
[10:55:41.289]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[10:55:41.289]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[10:55:41.289]                     .init = FALSE)
[10:55:41.289]                 }
[10:55:41.289]             }
[10:55:41.289]         }
[10:55:41.289]     })
[10:55:41.289]     if (TRUE) {
[10:55:41.289]         base::sink(type = "output", split = FALSE)
[10:55:41.289]         if (TRUE) {
[10:55:41.289]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[10:55:41.289]         }
[10:55:41.289]         else {
[10:55:41.289]             ...future.result["stdout"] <- base::list(NULL)
[10:55:41.289]         }
[10:55:41.289]         base::close(...future.stdout)
[10:55:41.289]         ...future.stdout <- NULL
[10:55:41.289]     }
[10:55:41.289]     ...future.result$conditions <- ...future.conditions
[10:55:41.289]     ...future.result$finished <- base::Sys.time()
[10:55:41.289]     ...future.result
[10:55:41.289] }
[10:55:41.410] plan(): plan_init() of 'mirai_multisession', 'mirai_cluster', 'mirai', 'multiprocess', 'future', 'function' ... DONE
[10:55:41.411] plan(): nbrOfWorkers() = 2
> library("listenv")
> 
> message("*** Global argument '...' in futures ...")
*** Global argument '...' in futures ...
> 
> sum_fcns <- list()
> 
> sum_fcns$A <- function(x, ...) {
+   message("Arguments '...' exists: ", exists("...", inherits = TRUE))
+   y %<-% { sum(x, ...) }
+   y
+ }
> 
> 
> sum_fcns$B <- function(x, ...) {
+   sumt <- function(x) {
+     message("Arguments '...' exists: ", exists("...", inherits = TRUE))
+     y %<-% { sum(x, ...) }
+     y
+   }
+   sumt(x)
+ }
> 
> sum_fcns$C <- function(x, y) {
+   message("Arguments '...' exists: ", exists("...", inherits = TRUE))
+   y %<-% { sum(x, y) }
+   y
+ }
> 
> sum_fcns$D <- function(x, y) {
+   message("Arguments '...' exists: ", exists("...", inherits = TRUE))
+   y %<-% { sum(x, y, ...) }
+   y
+ }
> 
> 
> for (strategy in c("mirai_cluster", "mirai_multisession")) {
+   plan(strategy, substitute = FALSE)
+ 
+   for (name in names(sum_fcns)) {
+     mprintf("** Sum function '%s' with plan('%s') ...", name, strategy)
+     sum_fcn <- sum_fcns[[name]]
+     print(sum_fcn)
+     y <- tryCatch({
+       sum_fcn(1:2, 3)
+     }, error = identity)
+     print(y)
+     if (name %in% c("D")) {
+       stopifnot(inherits(y, "error"))
+     } else {
+       stopifnot(y == 6)
+     }
+   }
+ }
[10:55:41.428] plan(): Setting new future strategy stack:
[10:55:41.428] List of future strategies:
[10:55:41.428] 1. mirai_cluster:
[10:55:41.428]    - args: function (expr, substitute = TRUE, envir = parent.frame(), ..., workers = "<NULL>")
[10:55:41.428]    - tweaked: FALSE
[10:55:41.428]    - call: plan(strategy, substitute = FALSE)
[10:55:41.443] plan(): plan_init() of 'mirai_cluster', 'mirai', 'multiprocess', 'future', 'function' ...
[10:55:41.444] < mirai | $data >
[10:55:41.444] getGlobalsAndPackages() ...
[10:55:41.444] Not searching for globals
[10:55:41.444] - globals: [0] <none>
[10:55:41.444] getGlobalsAndPackages() ... DONE
[10:55:41.445] getGlobalsAndPackages() ...
[10:55:41.445] 
[10:55:41.445] - globals: [0] <none>
[10:55:41.445] getGlobalsAndPackages() ... DONE
[10:55:41.446] Packages needed by the future expression (n = 0): <none>
[10:55:41.446] Packages needed by future strategies (n = 0): <none>
[10:55:41.446] {
[10:55:41.446]     {
[10:55:41.446]         {
[10:55:41.446]             ...future.startTime <- base::Sys.time()
[10:55:41.446]             {
[10:55:41.446]                 {
[10:55:41.446]                   {
[10:55:41.446]                     base::local({
[10:55:41.446]                       has_future <- base::requireNamespace("future", 
[10:55:41.446]                         quietly = TRUE)
[10:55:41.446]                       if (has_future) {
[10:55:41.446]                         ns <- base::getNamespace("future")
[10:55:41.446]                         version <- ns[[".package"]][["version"]]
[10:55:41.446]                         if (is.null(version)) 
[10:55:41.446]                           version <- utils::packageVersion("future")
[10:55:41.446]                       }
[10:55:41.446]                       else {
[10:55:41.446]                         version <- NULL
[10:55:41.446]                       }
[10:55:41.446]                       if (!has_future || version < "1.8.0") {
[10:55:41.446]                         info <- base::c(r_version = base::gsub("R version ", 
[10:55:41.446]                           "", base::R.version$version.string), 
[10:55:41.446]                           platform = base::sprintf("%s (%s-bit)", 
[10:55:41.446]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[10:55:41.446]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[10:55:41.446]                             "release", "version")], collapse = " "), 
[10:55:41.446]                           hostname = base::Sys.info()[["nodename"]])
[10:55:41.446]                         info <- base::sprintf("%s: %s", base::names(info), 
[10:55:41.446]                           info)
[10:55:41.446]                         info <- base::paste(info, collapse = "; ")
[10:55:41.446]                         if (!has_future) {
[10:55:41.446]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[10:55:41.446]                             info)
[10:55:41.446]                         }
[10:55:41.446]                         else {
[10:55:41.446]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[10:55:41.446]                             info, version)
[10:55:41.446]                         }
[10:55:41.446]                         base::stop(msg)
[10:55:41.446]                       }
[10:55:41.446]                     })
[10:55:41.446]                   }
[10:55:41.446]                   ...future.strategy.old <- future::plan("list")
[10:55:41.446]                   options(future.plan = NULL)
[10:55:41.446]                   Sys.unsetenv("R_FUTURE_PLAN")
[10:55:41.446]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[10:55:41.446]                 }
[10:55:41.446]                 ...future.workdir <- getwd()
[10:55:41.446]             }
[10:55:41.446]             ...future.oldOptions <- base::as.list(base::.Options)
[10:55:41.446]             ...future.oldEnvVars <- base::Sys.getenv()
[10:55:41.446]         }
[10:55:41.446]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[10:55:41.446]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[10:55:41.446]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[10:55:41.446]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[10:55:41.446]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[10:55:41.446]             future.stdout.windows.reencode = NULL, width = 80L)
[10:55:41.446]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[10:55:41.446]             base::names(...future.oldOptions))
[10:55:41.446]     }
[10:55:41.446]     if (FALSE) {
[10:55:41.446]     }
[10:55:41.446]     else {
[10:55:41.446]         if (TRUE) {
[10:55:41.446]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[10:55:41.446]                 open = "w")
[10:55:41.446]         }
[10:55:41.446]         else {
[10:55:41.446]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[10:55:41.446]                 windows = "NUL", "/dev/null"), open = "w")
[10:55:41.446]         }
[10:55:41.446]         base::sink(...future.stdout, type = "output", split = FALSE)
[10:55:41.446]         base::on.exit(if (!base::is.null(...future.stdout)) {
[10:55:41.446]             base::sink(type = "output", split = FALSE)
[10:55:41.446]             base::close(...future.stdout)
[10:55:41.446]         }, add = TRUE)
[10:55:41.446]     }
[10:55:41.446]     ...future.frame <- base::sys.nframe()
[10:55:41.446]     ...future.conditions <- base::list()
[10:55:41.446]     ...future.rng <- base::globalenv()$.Random.seed
[10:55:41.446]     if (FALSE) {
[10:55:41.446]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[10:55:41.446]             "...future.value", "...future.globalenv.names", ".Random.seed")
[10:55:41.446]     }
[10:55:41.446]     ...future.result <- base::tryCatch({
[10:55:41.446]         base::withCallingHandlers({
[10:55:41.446]             ...future.value <- base::withVisible(base::local(NA))
[10:55:41.446]             future::FutureResult(value = ...future.value$value, 
[10:55:41.446]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[10:55:41.446]                   ...future.rng), globalenv = if (FALSE) 
[10:55:41.446]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[10:55:41.446]                     ...future.globalenv.names))
[10:55:41.446]                 else NULL, started = ...future.startTime, version = "1.8")
[10:55:41.446]         }, condition = base::local({
[10:55:41.446]             c <- base::c
[10:55:41.446]             inherits <- base::inherits
[10:55:41.446]             invokeRestart <- base::invokeRestart
[10:55:41.446]             length <- base::length
[10:55:41.446]             list <- base::list
[10:55:41.446]             seq.int <- base::seq.int
[10:55:41.446]             signalCondition <- base::signalCondition
[10:55:41.446]             sys.calls <- base::sys.calls
[10:55:41.446]             `[[` <- base::`[[`
[10:55:41.446]             `+` <- base::`+`
[10:55:41.446]             `<<-` <- base::`<<-`
[10:55:41.446]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[10:55:41.446]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[10:55:41.446]                   3L)]
[10:55:41.446]             }
[10:55:41.446]             function(cond) {
[10:55:41.446]                 is_error <- inherits(cond, "error")
[10:55:41.446]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[10:55:41.446]                   NULL)
[10:55:41.446]                 if (is_error) {
[10:55:41.446]                   sessionInformation <- function() {
[10:55:41.446]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[10:55:41.446]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[10:55:41.446]                       search = base::search(), system = base::Sys.info())
[10:55:41.446]                   }
[10:55:41.446]                   ...future.conditions[[length(...future.conditions) + 
[10:55:41.446]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[10:55:41.446]                     cond$call), session = sessionInformation(), 
[10:55:41.446]                     timestamp = base::Sys.time(), signaled = 0L)
[10:55:41.446]                   signalCondition(cond)
[10:55:41.446]                 }
[10:55:41.446]                 else if (!ignore && TRUE && inherits(cond, "condition")) {
[10:55:41.446]                   signal <- FALSE && inherits(cond, character(0))
[10:55:41.446]                   ...future.conditions[[length(...future.conditions) + 
[10:55:41.446]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[10:55:41.446]                   if (FALSE && !signal) {
[10:55:41.446]                     muffleCondition <- function (cond, pattern = "^muffle") 
[10:55:41.446]                     {
[10:55:41.446]                       inherits <- base::inherits
[10:55:41.446]                       invokeRestart <- base::invokeRestart
[10:55:41.446]                       is.null <- base::is.null
[10:55:41.446]                       muffled <- FALSE
[10:55:41.446]                       if (inherits(cond, "message")) {
[10:55:41.446]                         muffled <- grepl(pattern, "muffleMessage")
[10:55:41.446]                         if (muffled) 
[10:55:41.446]                           invokeRestart("muffleMessage")
[10:55:41.446]                       }
[10:55:41.446]                       else if (inherits(cond, "warning")) {
[10:55:41.446]                         muffled <- grepl(pattern, "muffleWarning")
[10:55:41.446]                         if (muffled) 
[10:55:41.446]                           invokeRestart("muffleWarning")
[10:55:41.446]                       }
[10:55:41.446]                       else if (inherits(cond, "condition")) {
[10:55:41.446]                         if (!is.null(pattern)) {
[10:55:41.446]                           computeRestarts <- base::computeRestarts
[10:55:41.446]                           grepl <- base::grepl
[10:55:41.446]                           restarts <- computeRestarts(cond)
[10:55:41.446]                           for (restart in restarts) {
[10:55:41.446]                             name <- restart$name
[10:55:41.446]                             if (is.null(name)) 
[10:55:41.446]                               next
[10:55:41.446]                             if (!grepl(pattern, name)) 
[10:55:41.446]                               next
[10:55:41.446]                             invokeRestart(restart)
[10:55:41.446]                             muffled <- TRUE
[10:55:41.446]                             break
[10:55:41.446]                           }
[10:55:41.446]                         }
[10:55:41.446]                       }
[10:55:41.446]                       invisible(muffled)
[10:55:41.446]                     }
[10:55:41.446]                     muffleCondition(cond, pattern = "^muffle")
[10:55:41.446]                   }
[10:55:41.446]                 }
[10:55:41.446]                 else {
[10:55:41.446]                   if (TRUE) {
[10:55:41.446]                     muffleCondition <- function (cond, pattern = "^muffle") 
[10:55:41.446]                     {
[10:55:41.446]                       inherits <- base::inherits
[10:55:41.446]                       invokeRestart <- base::invokeRestart
[10:55:41.446]                       is.null <- base::is.null
[10:55:41.446]                       muffled <- FALSE
[10:55:41.446]                       if (inherits(cond, "message")) {
[10:55:41.446]                         muffled <- grepl(pattern, "muffleMessage")
[10:55:41.446]                         if (muffled) 
[10:55:41.446]                           invokeRestart("muffleMessage")
[10:55:41.446]                       }
[10:55:41.446]                       else if (inherits(cond, "warning")) {
[10:55:41.446]                         muffled <- grepl(pattern, "muffleWarning")
[10:55:41.446]                         if (muffled) 
[10:55:41.446]                           invokeRestart("muffleWarning")
[10:55:41.446]                       }
[10:55:41.446]                       else if (inherits(cond, "condition")) {
[10:55:41.446]                         if (!is.null(pattern)) {
[10:55:41.446]                           computeRestarts <- base::computeRestarts
[10:55:41.446]                           grepl <- base::grepl
[10:55:41.446]                           restarts <- computeRestarts(cond)
[10:55:41.446]                           for (restart in restarts) {
[10:55:41.446]                             name <- restart$name
[10:55:41.446]                             if (is.null(name)) 
[10:55:41.446]                               next
[10:55:41.446]                             if (!grepl(pattern, name)) 
[10:55:41.446]                               next
[10:55:41.446]                             invokeRestart(restart)
[10:55:41.446]                             muffled <- TRUE
[10:55:41.446]                             break
[10:55:41.446]                           }
[10:55:41.446]                         }
[10:55:41.446]                       }
[10:55:41.446]                       invisible(muffled)
[10:55:41.446]                     }
[10:55:41.446]                     muffleCondition(cond, pattern = "^muffle")
[10:55:41.446]                   }
[10:55:41.446]                 }
[10:55:41.446]             }
[10:55:41.446]         }))
[10:55:41.446]     }, error = function(ex) {
[10:55:41.446]         base::structure(base::list(value = NULL, visible = NULL, 
[10:55:41.446]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[10:55:41.446]                 ...future.rng), started = ...future.startTime, 
[10:55:41.446]             finished = Sys.time(), session_uuid = NA_character_, 
[10:55:41.446]             version = "1.8"), class = "FutureResult")
[10:55:41.446]     }, finally = {
[10:55:41.446]         if (!identical(...future.workdir, getwd())) 
[10:55:41.446]             setwd(...future.workdir)
[10:55:41.446]         {
[10:55:41.446]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[10:55:41.446]                 ...future.oldOptions$nwarnings <- NULL
[10:55:41.446]             }
[10:55:41.446]             base::options(...future.oldOptions)
[10:55:41.446]             if (.Platform$OS.type == "windows") {
[10:55:41.446]                 old_names <- names(...future.oldEnvVars)
[10:55:41.446]                 envs <- base::Sys.getenv()
[10:55:41.446]                 names <- names(envs)
[10:55:41.446]                 common <- intersect(names, old_names)
[10:55:41.446]                 added <- setdiff(names, old_names)
[10:55:41.446]                 removed <- setdiff(old_names, names)
[10:55:41.446]                 changed <- common[...future.oldEnvVars[common] != 
[10:55:41.446]                   envs[common]]
[10:55:41.446]                 NAMES <- toupper(changed)
[10:55:41.446]                 args <- list()
[10:55:41.446]                 for (kk in seq_along(NAMES)) {
[10:55:41.446]                   name <- changed[[kk]]
[10:55:41.446]                   NAME <- NAMES[[kk]]
[10:55:41.446]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.446]                     next
[10:55:41.446]                   args[[name]] <- ...future.oldEnvVars[[name]]
[10:55:41.446]                 }
[10:55:41.446]                 NAMES <- toupper(added)
[10:55:41.446]                 for (kk in seq_along(NAMES)) {
[10:55:41.446]                   name <- added[[kk]]
[10:55:41.446]                   NAME <- NAMES[[kk]]
[10:55:41.446]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.446]                     next
[10:55:41.446]                   args[[name]] <- ""
[10:55:41.446]                 }
[10:55:41.446]                 NAMES <- toupper(removed)
[10:55:41.446]                 for (kk in seq_along(NAMES)) {
[10:55:41.446]                   name <- removed[[kk]]
[10:55:41.446]                   NAME <- NAMES[[kk]]
[10:55:41.446]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.446]                     next
[10:55:41.446]                   args[[name]] <- ...future.oldEnvVars[[name]]
[10:55:41.446]                 }
[10:55:41.446]                 if (length(args) > 0) 
[10:55:41.446]                   base::do.call(base::Sys.setenv, args = args)
[10:55:41.446]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[10:55:41.446]             }
[10:55:41.446]             else {
[10:55:41.446]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[10:55:41.446]             }
[10:55:41.446]             {
[10:55:41.446]                 if (base::length(...future.futureOptionsAdded) > 
[10:55:41.446]                   0L) {
[10:55:41.446]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[10:55:41.446]                   base::names(opts) <- ...future.futureOptionsAdded
[10:55:41.446]                   base::options(opts)
[10:55:41.446]                 }
[10:55:41.446]                 {
[10:55:41.446]                   NULL
[10:55:41.446]                   options(future.plan = NULL)
[10:55:41.446]                   if (is.na(NA_character_)) 
[10:55:41.446]                     Sys.unsetenv("R_FUTURE_PLAN")
[10:55:41.446]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[10:55:41.446]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[10:55:41.446]                     .init = FALSE)
[10:55:41.446]                 }
[10:55:41.446]             }
[10:55:41.446]         }
[10:55:41.446]     })
[10:55:41.446]     if (TRUE) {
[10:55:41.446]         base::sink(type = "output", split = FALSE)
[10:55:41.446]         if (TRUE) {
[10:55:41.446]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[10:55:41.446]         }
[10:55:41.446]         else {
[10:55:41.446]             ...future.result["stdout"] <- base::list(NULL)
[10:55:41.446]         }
[10:55:41.446]         base::close(...future.stdout)
[10:55:41.446]         ...future.stdout <- NULL
[10:55:41.446]     }
[10:55:41.446]     ...future.result$conditions <- ...future.conditions
[10:55:41.446]     ...future.result$finished <- base::Sys.time()
[10:55:41.446]     ...future.result
[10:55:41.446] }
[10:55:41.559] plan(): plan_init() of 'mirai_cluster', 'mirai', 'multiprocess', 'future', 'function' ... DONE
[10:55:41.559] plan(): nbrOfWorkers() = 2
[10:55:41.559] ** Sum function 'A' with plan('mirai_cluster') ...function (x, ...) 
{
    message("Arguments '...' exists: ", exists("...", inherits = TRUE))
    y %<-% {
        sum(x, ...)
    }
    y
}
Arguments '...' exists: TRUE
[10:55:41.561] getGlobalsAndPackages() ...
[10:55:41.561] Searching for globals...
[10:55:41.570] - globals found: [4] '{', 'sum', 'x', '...'
[10:55:41.570] Searching for globals ... DONE
[10:55:41.570] Resolving globals: FALSE
[10:55:41.571] Tweak future expression to call with '...' arguments ...
[10:55:41.571] {
[10:55:41.571]     do.call(function(...) {
[10:55:41.571]         sum(x, ...)
[10:55:41.571]     }, args = future.call.arguments)
[10:55:41.571] }
[10:55:41.571] Tweak future expression to call with '...' arguments ... DONE
[10:55:41.573] The total size of the 2 globals is 112 bytes (112 bytes)
[10:55:41.573] The total size of the 2 globals exported for future expression ('{; sum(x, ...); }') is 112 bytes.. This exceeds the maximum allowed size of 500.00 MiB (option 'future.globals.maxSize'). There are two globals: 'x' (56 bytes of class 'numeric') and 'future.call.arguments' (56 bytes of class 'list')
[10:55:41.574] - globals: [2] 'x', 'future.call.arguments'
[10:55:41.574] 
[10:55:41.574] getGlobalsAndPackages() ... DONE
[10:55:41.575] run() for 'Future' ...
[10:55:41.575] - state: 'created'
[10:55:41.575] - Future backend: 'FutureStrategy', 'mirai_cluster', 'mirai', 'multiprocess', 'future', 'function'
[10:55:41.575] - Future class: 'MiraiFuture', 'MultiprocessFuture', 'Future', 'environment'
[10:55:41.576] - Copy elements of temporary 'MiraiFuture' to final 'Future' object ...
[10:55:41.576]   - Field: 'label'
[10:55:41.576]   - Field: 'local'
[10:55:41.576]   - Field: 'owner'
[10:55:41.576]   - Field: 'envir'
[10:55:41.577]   - Field: 'packages'
[10:55:41.577]   - Field: 'gc'
[10:55:41.577]   - Field: 'conditions'
[10:55:41.577]   - Field: 'expr'
[10:55:41.577]   - Field: 'uuid'
[10:55:41.577]   - Field: 'seed'
[10:55:41.578]   - Field: 'version'
[10:55:41.578]   - Field: 'result'
[10:55:41.578]   - Field: 'asynchronous'
[10:55:41.578]   - Field: 'calls'
[10:55:41.578]   - Field: 'globals'
[10:55:41.578]   - Field: 'stdout'
[10:55:41.579]   - Field: 'earlySignal'
[10:55:41.579]   - Field: 'lazy'
[10:55:41.579]   - Field: 'state'
[10:55:41.579]   - Field: '.cluster'
[10:55:41.579] - Copy elements of temporary 'MiraiFuture' to final 'Future' object ... done
[10:55:41.580] - Launch lazy future ...
[10:55:41.580] Packages needed by the future expression (n = 0): <none>
[10:55:41.580] Packages needed by future strategies (n = 0): <none>
[10:55:41.581] {
[10:55:41.581]     {
[10:55:41.581]         {
[10:55:41.581]             ...future.startTime <- base::Sys.time()
[10:55:41.581]             {
[10:55:41.581]                 {
[10:55:41.581]                   {
[10:55:41.581]                     base::local({
[10:55:41.581]                       has_future <- base::requireNamespace("future", 
[10:55:41.581]                         quietly = TRUE)
[10:55:41.581]                       if (has_future) {
[10:55:41.581]                         ns <- base::getNamespace("future")
[10:55:41.581]                         version <- ns[[".package"]][["version"]]
[10:55:41.581]                         if (is.null(version)) 
[10:55:41.581]                           version <- utils::packageVersion("future")
[10:55:41.581]                       }
[10:55:41.581]                       else {
[10:55:41.581]                         version <- NULL
[10:55:41.581]                       }
[10:55:41.581]                       if (!has_future || version < "1.8.0") {
[10:55:41.581]                         info <- base::c(r_version = base::gsub("R version ", 
[10:55:41.581]                           "", base::R.version$version.string), 
[10:55:41.581]                           platform = base::sprintf("%s (%s-bit)", 
[10:55:41.581]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[10:55:41.581]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[10:55:41.581]                             "release", "version")], collapse = " "), 
[10:55:41.581]                           hostname = base::Sys.info()[["nodename"]])
[10:55:41.581]                         info <- base::sprintf("%s: %s", base::names(info), 
[10:55:41.581]                           info)
[10:55:41.581]                         info <- base::paste(info, collapse = "; ")
[10:55:41.581]                         if (!has_future) {
[10:55:41.581]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[10:55:41.581]                             info)
[10:55:41.581]                         }
[10:55:41.581]                         else {
[10:55:41.581]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[10:55:41.581]                             info, version)
[10:55:41.581]                         }
[10:55:41.581]                         base::stop(msg)
[10:55:41.581]                       }
[10:55:41.581]                     })
[10:55:41.581]                   }
[10:55:41.581]                   ...future.strategy.old <- future::plan("list")
[10:55:41.581]                   options(future.plan = NULL)
[10:55:41.581]                   Sys.unsetenv("R_FUTURE_PLAN")
[10:55:41.581]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[10:55:41.581]                 }
[10:55:41.581]                 ...future.workdir <- getwd()
[10:55:41.581]             }
[10:55:41.581]             ...future.oldOptions <- base::as.list(base::.Options)
[10:55:41.581]             ...future.oldEnvVars <- base::Sys.getenv()
[10:55:41.581]         }
[10:55:41.581]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[10:55:41.581]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[10:55:41.581]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[10:55:41.581]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[10:55:41.581]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[10:55:41.581]             future.stdout.windows.reencode = NULL, width = 80L)
[10:55:41.581]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[10:55:41.581]             base::names(...future.oldOptions))
[10:55:41.581]     }
[10:55:41.581]     if (FALSE) {
[10:55:41.581]     }
[10:55:41.581]     else {
[10:55:41.581]         if (TRUE) {
[10:55:41.581]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[10:55:41.581]                 open = "w")
[10:55:41.581]         }
[10:55:41.581]         else {
[10:55:41.581]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[10:55:41.581]                 windows = "NUL", "/dev/null"), open = "w")
[10:55:41.581]         }
[10:55:41.581]         base::sink(...future.stdout, type = "output", split = FALSE)
[10:55:41.581]         base::on.exit(if (!base::is.null(...future.stdout)) {
[10:55:41.581]             base::sink(type = "output", split = FALSE)
[10:55:41.581]             base::close(...future.stdout)
[10:55:41.581]         }, add = TRUE)
[10:55:41.581]     }
[10:55:41.581]     ...future.frame <- base::sys.nframe()
[10:55:41.581]     ...future.conditions <- base::list()
[10:55:41.581]     ...future.rng <- base::globalenv()$.Random.seed
[10:55:41.581]     if (FALSE) {
[10:55:41.581]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[10:55:41.581]             "...future.value", "...future.globalenv.names", ".Random.seed")
[10:55:41.581]     }
[10:55:41.581]     ...future.result <- base::tryCatch({
[10:55:41.581]         base::withCallingHandlers({
[10:55:41.581]             ...future.value <- base::withVisible(base::local({
[10:55:41.581]                 do.call(function(...) {
[10:55:41.581]                   sum(x, ...)
[10:55:41.581]                 }, args = future.call.arguments)
[10:55:41.581]             }))
[10:55:41.581]             future::FutureResult(value = ...future.value$value, 
[10:55:41.581]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[10:55:41.581]                   ...future.rng), globalenv = if (FALSE) 
[10:55:41.581]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[10:55:41.581]                     ...future.globalenv.names))
[10:55:41.581]                 else NULL, started = ...future.startTime, version = "1.8")
[10:55:41.581]         }, condition = base::local({
[10:55:41.581]             c <- base::c
[10:55:41.581]             inherits <- base::inherits
[10:55:41.581]             invokeRestart <- base::invokeRestart
[10:55:41.581]             length <- base::length
[10:55:41.581]             list <- base::list
[10:55:41.581]             seq.int <- base::seq.int
[10:55:41.581]             signalCondition <- base::signalCondition
[10:55:41.581]             sys.calls <- base::sys.calls
[10:55:41.581]             `[[` <- base::`[[`
[10:55:41.581]             `+` <- base::`+`
[10:55:41.581]             `<<-` <- base::`<<-`
[10:55:41.581]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[10:55:41.581]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[10:55:41.581]                   3L)]
[10:55:41.581]             }
[10:55:41.581]             function(cond) {
[10:55:41.581]                 is_error <- inherits(cond, "error")
[10:55:41.581]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[10:55:41.581]                   NULL)
[10:55:41.581]                 if (is_error) {
[10:55:41.581]                   sessionInformation <- function() {
[10:55:41.581]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[10:55:41.581]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[10:55:41.581]                       search = base::search(), system = base::Sys.info())
[10:55:41.581]                   }
[10:55:41.581]                   ...future.conditions[[length(...future.conditions) + 
[10:55:41.581]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[10:55:41.581]                     cond$call), session = sessionInformation(), 
[10:55:41.581]                     timestamp = base::Sys.time(), signaled = 0L)
[10:55:41.581]                   signalCondition(cond)
[10:55:41.581]                 }
[10:55:41.581]                 else if (!ignore && TRUE && inherits(cond, "condition")) {
[10:55:41.581]                   signal <- FALSE && inherits(cond, character(0))
[10:55:41.581]                   ...future.conditions[[length(...future.conditions) + 
[10:55:41.581]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[10:55:41.581]                   if (FALSE && !signal) {
[10:55:41.581]                     muffleCondition <- function (cond, pattern = "^muffle") 
[10:55:41.581]                     {
[10:55:41.581]                       inherits <- base::inherits
[10:55:41.581]                       invokeRestart <- base::invokeRestart
[10:55:41.581]                       is.null <- base::is.null
[10:55:41.581]                       muffled <- FALSE
[10:55:41.581]                       if (inherits(cond, "message")) {
[10:55:41.581]                         muffled <- grepl(pattern, "muffleMessage")
[10:55:41.581]                         if (muffled) 
[10:55:41.581]                           invokeRestart("muffleMessage")
[10:55:41.581]                       }
[10:55:41.581]                       else if (inherits(cond, "warning")) {
[10:55:41.581]                         muffled <- grepl(pattern, "muffleWarning")
[10:55:41.581]                         if (muffled) 
[10:55:41.581]                           invokeRestart("muffleWarning")
[10:55:41.581]                       }
[10:55:41.581]                       else if (inherits(cond, "condition")) {
[10:55:41.581]                         if (!is.null(pattern)) {
[10:55:41.581]                           computeRestarts <- base::computeRestarts
[10:55:41.581]                           grepl <- base::grepl
[10:55:41.581]                           restarts <- computeRestarts(cond)
[10:55:41.581]                           for (restart in restarts) {
[10:55:41.581]                             name <- restart$name
[10:55:41.581]                             if (is.null(name)) 
[10:55:41.581]                               next
[10:55:41.581]                             if (!grepl(pattern, name)) 
[10:55:41.581]                               next
[10:55:41.581]                             invokeRestart(restart)
[10:55:41.581]                             muffled <- TRUE
[10:55:41.581]                             break
[10:55:41.581]                           }
[10:55:41.581]                         }
[10:55:41.581]                       }
[10:55:41.581]                       invisible(muffled)
[10:55:41.581]                     }
[10:55:41.581]                     muffleCondition(cond, pattern = "^muffle")
[10:55:41.581]                   }
[10:55:41.581]                 }
[10:55:41.581]                 else {
[10:55:41.581]                   if (TRUE) {
[10:55:41.581]                     muffleCondition <- function (cond, pattern = "^muffle") 
[10:55:41.581]                     {
[10:55:41.581]                       inherits <- base::inherits
[10:55:41.581]                       invokeRestart <- base::invokeRestart
[10:55:41.581]                       is.null <- base::is.null
[10:55:41.581]                       muffled <- FALSE
[10:55:41.581]                       if (inherits(cond, "message")) {
[10:55:41.581]                         muffled <- grepl(pattern, "muffleMessage")
[10:55:41.581]                         if (muffled) 
[10:55:41.581]                           invokeRestart("muffleMessage")
[10:55:41.581]                       }
[10:55:41.581]                       else if (inherits(cond, "warning")) {
[10:55:41.581]                         muffled <- grepl(pattern, "muffleWarning")
[10:55:41.581]                         if (muffled) 
[10:55:41.581]                           invokeRestart("muffleWarning")
[10:55:41.581]                       }
[10:55:41.581]                       else if (inherits(cond, "condition")) {
[10:55:41.581]                         if (!is.null(pattern)) {
[10:55:41.581]                           computeRestarts <- base::computeRestarts
[10:55:41.581]                           grepl <- base::grepl
[10:55:41.581]                           restarts <- computeRestarts(cond)
[10:55:41.581]                           for (restart in restarts) {
[10:55:41.581]                             name <- restart$name
[10:55:41.581]                             if (is.null(name)) 
[10:55:41.581]                               next
[10:55:41.581]                             if (!grepl(pattern, name)) 
[10:55:41.581]                               next
[10:55:41.581]                             invokeRestart(restart)
[10:55:41.581]                             muffled <- TRUE
[10:55:41.581]                             break
[10:55:41.581]                           }
[10:55:41.581]                         }
[10:55:41.581]                       }
[10:55:41.581]                       invisible(muffled)
[10:55:41.581]                     }
[10:55:41.581]                     muffleCondition(cond, pattern = "^muffle")
[10:55:41.581]                   }
[10:55:41.581]                 }
[10:55:41.581]             }
[10:55:41.581]         }))
[10:55:41.581]     }, error = function(ex) {
[10:55:41.581]         base::structure(base::list(value = NULL, visible = NULL, 
[10:55:41.581]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[10:55:41.581]                 ...future.rng), started = ...future.startTime, 
[10:55:41.581]             finished = Sys.time(), session_uuid = NA_character_, 
[10:55:41.581]             version = "1.8"), class = "FutureResult")
[10:55:41.581]     }, finally = {
[10:55:41.581]         if (!identical(...future.workdir, getwd())) 
[10:55:41.581]             setwd(...future.workdir)
[10:55:41.581]         {
[10:55:41.581]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[10:55:41.581]                 ...future.oldOptions$nwarnings <- NULL
[10:55:41.581]             }
[10:55:41.581]             base::options(...future.oldOptions)
[10:55:41.581]             if (.Platform$OS.type == "windows") {
[10:55:41.581]                 old_names <- names(...future.oldEnvVars)
[10:55:41.581]                 envs <- base::Sys.getenv()
[10:55:41.581]                 names <- names(envs)
[10:55:41.581]                 common <- intersect(names, old_names)
[10:55:41.581]                 added <- setdiff(names, old_names)
[10:55:41.581]                 removed <- setdiff(old_names, names)
[10:55:41.581]                 changed <- common[...future.oldEnvVars[common] != 
[10:55:41.581]                   envs[common]]
[10:55:41.581]                 NAMES <- toupper(changed)
[10:55:41.581]                 args <- list()
[10:55:41.581]                 for (kk in seq_along(NAMES)) {
[10:55:41.581]                   name <- changed[[kk]]
[10:55:41.581]                   NAME <- NAMES[[kk]]
[10:55:41.581]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.581]                     next
[10:55:41.581]                   args[[name]] <- ...future.oldEnvVars[[name]]
[10:55:41.581]                 }
[10:55:41.581]                 NAMES <- toupper(added)
[10:55:41.581]                 for (kk in seq_along(NAMES)) {
[10:55:41.581]                   name <- added[[kk]]
[10:55:41.581]                   NAME <- NAMES[[kk]]
[10:55:41.581]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.581]                     next
[10:55:41.581]                   args[[name]] <- ""
[10:55:41.581]                 }
[10:55:41.581]                 NAMES <- toupper(removed)
[10:55:41.581]                 for (kk in seq_along(NAMES)) {
[10:55:41.581]                   name <- removed[[kk]]
[10:55:41.581]                   NAME <- NAMES[[kk]]
[10:55:41.581]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.581]                     next
[10:55:41.581]                   args[[name]] <- ...future.oldEnvVars[[name]]
[10:55:41.581]                 }
[10:55:41.581]                 if (length(args) > 0) 
[10:55:41.581]                   base::do.call(base::Sys.setenv, args = args)
[10:55:41.581]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[10:55:41.581]             }
[10:55:41.581]             else {
[10:55:41.581]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[10:55:41.581]             }
[10:55:41.581]             {
[10:55:41.581]                 if (base::length(...future.futureOptionsAdded) > 
[10:55:41.581]                   0L) {
[10:55:41.581]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[10:55:41.581]                   base::names(opts) <- ...future.futureOptionsAdded
[10:55:41.581]                   base::options(opts)
[10:55:41.581]                 }
[10:55:41.581]                 {
[10:55:41.581]                   NULL
[10:55:41.581]                   options(future.plan = NULL)
[10:55:41.581]                   if (is.na(NA_character_)) 
[10:55:41.581]                     Sys.unsetenv("R_FUTURE_PLAN")
[10:55:41.581]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[10:55:41.581]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[10:55:41.581]                     .init = FALSE)
[10:55:41.581]                 }
[10:55:41.581]             }
[10:55:41.581]         }
[10:55:41.581]     })
[10:55:41.581]     if (TRUE) {
[10:55:41.581]         base::sink(type = "output", split = FALSE)
[10:55:41.581]         if (TRUE) {
[10:55:41.581]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[10:55:41.581]         }
[10:55:41.581]         else {
[10:55:41.581]             ...future.result["stdout"] <- base::list(NULL)
[10:55:41.581]         }
[10:55:41.581]         base::close(...future.stdout)
[10:55:41.581]         ...future.stdout <- NULL
[10:55:41.581]     }
[10:55:41.581]     ...future.result$conditions <- ...future.conditions
[10:55:41.581]     ...future.result$finished <- base::Sys.time()
[10:55:41.581]     ...future.result
[10:55:41.581] }
[10:55:41.585] - Launch lazy future ... done
[10:55:41.585] run() for 'MiraiFuture' ... done
[1] 6
[10:55:41.588] ** Sum function 'B' with plan('mirai_cluster') ...function (x, ...) 
{
    sumt <- function(x) {
        message("Arguments '...' exists: ", exists("...", inherits = TRUE))
        y %<-% {
            sum(x, ...)
        }
        y
    }
    sumt(x)
}
Arguments '...' exists: TRUE
[10:55:41.588] getGlobalsAndPackages() ...
[10:55:41.588] Searching for globals...
[10:55:41.590] - globals found: [4] '{', 'sum', 'x', '...'
[10:55:41.590] Searching for globals ... DONE
[10:55:41.590] Resolving globals: FALSE
[10:55:41.591] Tweak future expression to call with '...' arguments ...
[10:55:41.591] {
[10:55:41.591]     do.call(function(...) {
[10:55:41.591]         sum(x, ...)
[10:55:41.591]     }, args = future.call.arguments)
[10:55:41.591] }
[10:55:41.591] Tweak future expression to call with '...' arguments ... DONE
[10:55:41.595] The total size of the 2 globals is 112 bytes (112 bytes)
[10:55:41.595] The total size of the 2 globals exported for future expression ('{; sum(x, ...); }') is 112 bytes.. This exceeds the maximum allowed size of 500.00 MiB (option 'future.globals.maxSize'). There are two globals: 'x' (56 bytes of class 'numeric') and 'future.call.arguments' (56 bytes of class 'list')
[10:55:41.595] - globals: [2] 'x', 'future.call.arguments'
[10:55:41.596] 
[10:55:41.596] getGlobalsAndPackages() ... DONE
[10:55:41.596] run() for 'Future' ...
[10:55:41.596] - state: 'created'
[10:55:41.596] - Future backend: 'FutureStrategy', 'mirai_cluster', 'mirai', 'multiprocess', 'future', 'function'
[10:55:41.597] - Future class: 'MiraiFuture', 'MultiprocessFuture', 'Future', 'environment'
[10:55:41.597] - Copy elements of temporary 'MiraiFuture' to final 'Future' object ...
[10:55:41.597]   - Field: 'label'
[10:55:41.597]   - Field: 'local'
[10:55:41.598]   - Field: 'owner'
[10:55:41.598]   - Field: 'envir'
[10:55:41.598]   - Field: 'packages'
[10:55:41.598]   - Field: 'gc'
[10:55:41.598]   - Field: 'conditions'
[10:55:41.598]   - Field: 'expr'
[10:55:41.599]   - Field: 'uuid'
[10:55:41.599]   - Field: 'seed'
[10:55:41.599]   - Field: 'version'
[10:55:41.599]   - Field: 'result'
[10:55:41.599]   - Field: 'asynchronous'
[10:55:41.599]   - Field: 'calls'
[10:55:41.600]   - Field: 'globals'
[10:55:41.600]   - Field: 'stdout'
[10:55:41.600]   - Field: 'earlySignal'
[10:55:41.600]   - Field: 'lazy'
[10:55:41.600]   - Field: 'state'
[10:55:41.601]   - Field: '.cluster'
[10:55:41.601] - Copy elements of temporary 'MiraiFuture' to final 'Future' object ... done
[10:55:41.601] - Launch lazy future ...
[10:55:41.601] Packages needed by the future expression (n = 0): <none>
[10:55:41.601] Packages needed by future strategies (n = 0): <none>
[10:55:41.602] {
[10:55:41.602]     {
[10:55:41.602]         {
[10:55:41.602]             ...future.startTime <- base::Sys.time()
[10:55:41.602]             {
[10:55:41.602]                 {
[10:55:41.602]                   {
[10:55:41.602]                     base::local({
[10:55:41.602]                       has_future <- base::requireNamespace("future", 
[10:55:41.602]                         quietly = TRUE)
[10:55:41.602]                       if (has_future) {
[10:55:41.602]                         ns <- base::getNamespace("future")
[10:55:41.602]                         version <- ns[[".package"]][["version"]]
[10:55:41.602]                         if (is.null(version)) 
[10:55:41.602]                           version <- utils::packageVersion("future")
[10:55:41.602]                       }
[10:55:41.602]                       else {
[10:55:41.602]                         version <- NULL
[10:55:41.602]                       }
[10:55:41.602]                       if (!has_future || version < "1.8.0") {
[10:55:41.602]                         info <- base::c(r_version = base::gsub("R version ", 
[10:55:41.602]                           "", base::R.version$version.string), 
[10:55:41.602]                           platform = base::sprintf("%s (%s-bit)", 
[10:55:41.602]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[10:55:41.602]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[10:55:41.602]                             "release", "version")], collapse = " "), 
[10:55:41.602]                           hostname = base::Sys.info()[["nodename"]])
[10:55:41.602]                         info <- base::sprintf("%s: %s", base::names(info), 
[10:55:41.602]                           info)
[10:55:41.602]                         info <- base::paste(info, collapse = "; ")
[10:55:41.602]                         if (!has_future) {
[10:55:41.602]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[10:55:41.602]                             info)
[10:55:41.602]                         }
[10:55:41.602]                         else {
[10:55:41.602]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[10:55:41.602]                             info, version)
[10:55:41.602]                         }
[10:55:41.602]                         base::stop(msg)
[10:55:41.602]                       }
[10:55:41.602]                     })
[10:55:41.602]                   }
[10:55:41.602]                   ...future.strategy.old <- future::plan("list")
[10:55:41.602]                   options(future.plan = NULL)
[10:55:41.602]                   Sys.unsetenv("R_FUTURE_PLAN")
[10:55:41.602]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[10:55:41.602]                 }
[10:55:41.602]                 ...future.workdir <- getwd()
[10:55:41.602]             }
[10:55:41.602]             ...future.oldOptions <- base::as.list(base::.Options)
[10:55:41.602]             ...future.oldEnvVars <- base::Sys.getenv()
[10:55:41.602]         }
[10:55:41.602]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[10:55:41.602]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[10:55:41.602]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[10:55:41.602]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[10:55:41.602]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[10:55:41.602]             future.stdout.windows.reencode = NULL, width = 80L)
[10:55:41.602]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[10:55:41.602]             base::names(...future.oldOptions))
[10:55:41.602]     }
[10:55:41.602]     if (FALSE) {
[10:55:41.602]     }
[10:55:41.602]     else {
[10:55:41.602]         if (TRUE) {
[10:55:41.602]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[10:55:41.602]                 open = "w")
[10:55:41.602]         }
[10:55:41.602]         else {
[10:55:41.602]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[10:55:41.602]                 windows = "NUL", "/dev/null"), open = "w")
[10:55:41.602]         }
[10:55:41.602]         base::sink(...future.stdout, type = "output", split = FALSE)
[10:55:41.602]         base::on.exit(if (!base::is.null(...future.stdout)) {
[10:55:41.602]             base::sink(type = "output", split = FALSE)
[10:55:41.602]             base::close(...future.stdout)
[10:55:41.602]         }, add = TRUE)
[10:55:41.602]     }
[10:55:41.602]     ...future.frame <- base::sys.nframe()
[10:55:41.602]     ...future.conditions <- base::list()
[10:55:41.602]     ...future.rng <- base::globalenv()$.Random.seed
[10:55:41.602]     if (FALSE) {
[10:55:41.602]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[10:55:41.602]             "...future.value", "...future.globalenv.names", ".Random.seed")
[10:55:41.602]     }
[10:55:41.602]     ...future.result <- base::tryCatch({
[10:55:41.602]         base::withCallingHandlers({
[10:55:41.602]             ...future.value <- base::withVisible(base::local({
[10:55:41.602]                 do.call(function(...) {
[10:55:41.602]                   sum(x, ...)
[10:55:41.602]                 }, args = future.call.arguments)
[10:55:41.602]             }))
[10:55:41.602]             future::FutureResult(value = ...future.value$value, 
[10:55:41.602]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[10:55:41.602]                   ...future.rng), globalenv = if (FALSE) 
[10:55:41.602]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[10:55:41.602]                     ...future.globalenv.names))
[10:55:41.602]                 else NULL, started = ...future.startTime, version = "1.8")
[10:55:41.602]         }, condition = base::local({
[10:55:41.602]             c <- base::c
[10:55:41.602]             inherits <- base::inherits
[10:55:41.602]             invokeRestart <- base::invokeRestart
[10:55:41.602]             length <- base::length
[10:55:41.602]             list <- base::list
[10:55:41.602]             seq.int <- base::seq.int
[10:55:41.602]             signalCondition <- base::signalCondition
[10:55:41.602]             sys.calls <- base::sys.calls
[10:55:41.602]             `[[` <- base::`[[`
[10:55:41.602]             `+` <- base::`+`
[10:55:41.602]             `<<-` <- base::`<<-`
[10:55:41.602]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[10:55:41.602]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[10:55:41.602]                   3L)]
[10:55:41.602]             }
[10:55:41.602]             function(cond) {
[10:55:41.602]                 is_error <- inherits(cond, "error")
[10:55:41.602]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[10:55:41.602]                   NULL)
[10:55:41.602]                 if (is_error) {
[10:55:41.602]                   sessionInformation <- function() {
[10:55:41.602]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[10:55:41.602]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[10:55:41.602]                       search = base::search(), system = base::Sys.info())
[10:55:41.602]                   }
[10:55:41.602]                   ...future.conditions[[length(...future.conditions) + 
[10:55:41.602]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[10:55:41.602]                     cond$call), session = sessionInformation(), 
[10:55:41.602]                     timestamp = base::Sys.time(), signaled = 0L)
[10:55:41.602]                   signalCondition(cond)
[10:55:41.602]                 }
[10:55:41.602]                 else if (!ignore && TRUE && inherits(cond, "condition")) {
[10:55:41.602]                   signal <- FALSE && inherits(cond, character(0))
[10:55:41.602]                   ...future.conditions[[length(...future.conditions) + 
[10:55:41.602]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[10:55:41.602]                   if (FALSE && !signal) {
[10:55:41.602]                     muffleCondition <- function (cond, pattern = "^muffle") 
[10:55:41.602]                     {
[10:55:41.602]                       inherits <- base::inherits
[10:55:41.602]                       invokeRestart <- base::invokeRestart
[10:55:41.602]                       is.null <- base::is.null
[10:55:41.602]                       muffled <- FALSE
[10:55:41.602]                       if (inherits(cond, "message")) {
[10:55:41.602]                         muffled <- grepl(pattern, "muffleMessage")
[10:55:41.602]                         if (muffled) 
[10:55:41.602]                           invokeRestart("muffleMessage")
[10:55:41.602]                       }
[10:55:41.602]                       else if (inherits(cond, "warning")) {
[10:55:41.602]                         muffled <- grepl(pattern, "muffleWarning")
[10:55:41.602]                         if (muffled) 
[10:55:41.602]                           invokeRestart("muffleWarning")
[10:55:41.602]                       }
[10:55:41.602]                       else if (inherits(cond, "condition")) {
[10:55:41.602]                         if (!is.null(pattern)) {
[10:55:41.602]                           computeRestarts <- base::computeRestarts
[10:55:41.602]                           grepl <- base::grepl
[10:55:41.602]                           restarts <- computeRestarts(cond)
[10:55:41.602]                           for (restart in restarts) {
[10:55:41.602]                             name <- restart$name
[10:55:41.602]                             if (is.null(name)) 
[10:55:41.602]                               next
[10:55:41.602]                             if (!grepl(pattern, name)) 
[10:55:41.602]                               next
[10:55:41.602]                             invokeRestart(restart)
[10:55:41.602]                             muffled <- TRUE
[10:55:41.602]                             break
[10:55:41.602]                           }
[10:55:41.602]                         }
[10:55:41.602]                       }
[10:55:41.602]                       invisible(muffled)
[10:55:41.602]                     }
[10:55:41.602]                     muffleCondition(cond, pattern = "^muffle")
[10:55:41.602]                   }
[10:55:41.602]                 }
[10:55:41.602]                 else {
[10:55:41.602]                   if (TRUE) {
[10:55:41.602]                     muffleCondition <- function (cond, pattern = "^muffle") 
[10:55:41.602]                     {
[10:55:41.602]                       inherits <- base::inherits
[10:55:41.602]                       invokeRestart <- base::invokeRestart
[10:55:41.602]                       is.null <- base::is.null
[10:55:41.602]                       muffled <- FALSE
[10:55:41.602]                       if (inherits(cond, "message")) {
[10:55:41.602]                         muffled <- grepl(pattern, "muffleMessage")
[10:55:41.602]                         if (muffled) 
[10:55:41.602]                           invokeRestart("muffleMessage")
[10:55:41.602]                       }
[10:55:41.602]                       else if (inherits(cond, "warning")) {
[10:55:41.602]                         muffled <- grepl(pattern, "muffleWarning")
[10:55:41.602]                         if (muffled) 
[10:55:41.602]                           invokeRestart("muffleWarning")
[10:55:41.602]                       }
[10:55:41.602]                       else if (inherits(cond, "condition")) {
[10:55:41.602]                         if (!is.null(pattern)) {
[10:55:41.602]                           computeRestarts <- base::computeRestarts
[10:55:41.602]                           grepl <- base::grepl
[10:55:41.602]                           restarts <- computeRestarts(cond)
[10:55:41.602]                           for (restart in restarts) {
[10:55:41.602]                             name <- restart$name
[10:55:41.602]                             if (is.null(name)) 
[10:55:41.602]                               next
[10:55:41.602]                             if (!grepl(pattern, name)) 
[10:55:41.602]                               next
[10:55:41.602]                             invokeRestart(restart)
[10:55:41.602]                             muffled <- TRUE
[10:55:41.602]                             break
[10:55:41.602]                           }
[10:55:41.602]                         }
[10:55:41.602]                       }
[10:55:41.602]                       invisible(muffled)
[10:55:41.602]                     }
[10:55:41.602]                     muffleCondition(cond, pattern = "^muffle")
[10:55:41.602]                   }
[10:55:41.602]                 }
[10:55:41.602]             }
[10:55:41.602]         }))
[10:55:41.602]     }, error = function(ex) {
[10:55:41.602]         base::structure(base::list(value = NULL, visible = NULL, 
[10:55:41.602]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[10:55:41.602]                 ...future.rng), started = ...future.startTime, 
[10:55:41.602]             finished = Sys.time(), session_uuid = NA_character_, 
[10:55:41.602]             version = "1.8"), class = "FutureResult")
[10:55:41.602]     }, finally = {
[10:55:41.602]         if (!identical(...future.workdir, getwd())) 
[10:55:41.602]             setwd(...future.workdir)
[10:55:41.602]         {
[10:55:41.602]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[10:55:41.602]                 ...future.oldOptions$nwarnings <- NULL
[10:55:41.602]             }
[10:55:41.602]             base::options(...future.oldOptions)
[10:55:41.602]             if (.Platform$OS.type == "windows") {
[10:55:41.602]                 old_names <- names(...future.oldEnvVars)
[10:55:41.602]                 envs <- base::Sys.getenv()
[10:55:41.602]                 names <- names(envs)
[10:55:41.602]                 common <- intersect(names, old_names)
[10:55:41.602]                 added <- setdiff(names, old_names)
[10:55:41.602]                 removed <- setdiff(old_names, names)
[10:55:41.602]                 changed <- common[...future.oldEnvVars[common] != 
[10:55:41.602]                   envs[common]]
[10:55:41.602]                 NAMES <- toupper(changed)
[10:55:41.602]                 args <- list()
[10:55:41.602]                 for (kk in seq_along(NAMES)) {
[10:55:41.602]                   name <- changed[[kk]]
[10:55:41.602]                   NAME <- NAMES[[kk]]
[10:55:41.602]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.602]                     next
[10:55:41.602]                   args[[name]] <- ...future.oldEnvVars[[name]]
[10:55:41.602]                 }
[10:55:41.602]                 NAMES <- toupper(added)
[10:55:41.602]                 for (kk in seq_along(NAMES)) {
[10:55:41.602]                   name <- added[[kk]]
[10:55:41.602]                   NAME <- NAMES[[kk]]
[10:55:41.602]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.602]                     next
[10:55:41.602]                   args[[name]] <- ""
[10:55:41.602]                 }
[10:55:41.602]                 NAMES <- toupper(removed)
[10:55:41.602]                 for (kk in seq_along(NAMES)) {
[10:55:41.602]                   name <- removed[[kk]]
[10:55:41.602]                   NAME <- NAMES[[kk]]
[10:55:41.602]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.602]                     next
[10:55:41.602]                   args[[name]] <- ...future.oldEnvVars[[name]]
[10:55:41.602]                 }
[10:55:41.602]                 if (length(args) > 0) 
[10:55:41.602]                   base::do.call(base::Sys.setenv, args = args)
[10:55:41.602]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[10:55:41.602]             }
[10:55:41.602]             else {
[10:55:41.602]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[10:55:41.602]             }
[10:55:41.602]             {
[10:55:41.602]                 if (base::length(...future.futureOptionsAdded) > 
[10:55:41.602]                   0L) {
[10:55:41.602]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[10:55:41.602]                   base::names(opts) <- ...future.futureOptionsAdded
[10:55:41.602]                   base::options(opts)
[10:55:41.602]                 }
[10:55:41.602]                 {
[10:55:41.602]                   NULL
[10:55:41.602]                   options(future.plan = NULL)
[10:55:41.602]                   if (is.na(NA_character_)) 
[10:55:41.602]                     Sys.unsetenv("R_FUTURE_PLAN")
[10:55:41.602]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[10:55:41.602]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[10:55:41.602]                     .init = FALSE)
[10:55:41.602]                 }
[10:55:41.602]             }
[10:55:41.602]         }
[10:55:41.602]     })
[10:55:41.602]     if (TRUE) {
[10:55:41.602]         base::sink(type = "output", split = FALSE)
[10:55:41.602]         if (TRUE) {
[10:55:41.602]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[10:55:41.602]         }
[10:55:41.602]         else {
[10:55:41.602]             ...future.result["stdout"] <- base::list(NULL)
[10:55:41.602]         }
[10:55:41.602]         base::close(...future.stdout)
[10:55:41.602]         ...future.stdout <- NULL
[10:55:41.602]     }
[10:55:41.602]     ...future.result$conditions <- ...future.conditions
[10:55:41.602]     ...future.result$finished <- base::Sys.time()
[10:55:41.602]     ...future.result
[10:55:41.602] }
[10:55:41.606] - Launch lazy future ... done
[10:55:41.606] run() for 'MiraiFuture' ... done
[1] 6
[10:55:41.608] ** Sum function 'C' with plan('mirai_cluster') ...function (x, y) 
{
    message("Arguments '...' exists: ", exists("...", inherits = TRUE))
    y %<-% {
        sum(x, y)
    }
    y
}
Arguments '...' exists: FALSE
[10:55:41.609] getGlobalsAndPackages() ...
[10:55:41.609] Searching for globals...
[10:55:41.610] - globals found: [4] '{', 'sum', 'x', 'y'
[10:55:41.610] Searching for globals ... DONE
[10:55:41.611] Resolving globals: FALSE
[10:55:41.611] The total size of the 2 globals is 112 bytes (112 bytes)
[10:55:41.612] The total size of the 2 globals exported for future expression ('{; sum(x, y); }') is 112 bytes.. This exceeds the maximum allowed size of 500.00 MiB (option 'future.globals.maxSize'). There are two globals: 'x' (56 bytes of class 'numeric') and 'y' (56 bytes of class 'numeric')
[10:55:41.612] - globals: [2] 'x', 'y'
[10:55:41.612] 
[10:55:41.612] getGlobalsAndPackages() ... DONE
[10:55:41.612] run() for 'Future' ...
[10:55:41.613] - state: 'created'
[10:55:41.613] - Future backend: 'FutureStrategy', 'mirai_cluster', 'mirai', 'multiprocess', 'future', 'function'
[10:55:41.613] - Future class: 'MiraiFuture', 'MultiprocessFuture', 'Future', 'environment'
[10:55:41.613] - Copy elements of temporary 'MiraiFuture' to final 'Future' object ...
[10:55:41.614]   - Field: 'label'
[10:55:41.614]   - Field: 'local'
[10:55:41.614]   - Field: 'owner'
[10:55:41.614]   - Field: 'envir'
[10:55:41.614]   - Field: 'packages'
[10:55:41.615]   - Field: 'gc'
[10:55:41.615]   - Field: 'conditions'
[10:55:41.615]   - Field: 'expr'
[10:55:41.615]   - Field: 'uuid'
[10:55:41.615]   - Field: 'seed'
[10:55:41.615]   - Field: 'version'
[10:55:41.616]   - Field: 'result'
[10:55:41.616]   - Field: 'asynchronous'
[10:55:41.616]   - Field: 'calls'
[10:55:41.616]   - Field: 'globals'
[10:55:41.616]   - Field: 'stdout'
[10:55:41.616]   - Field: 'earlySignal'
[10:55:41.617]   - Field: 'lazy'
[10:55:41.617]   - Field: 'state'
[10:55:41.617]   - Field: '.cluster'
[10:55:41.617] - Copy elements of temporary 'MiraiFuture' to final 'Future' object ... done
[10:55:41.617] - Launch lazy future ...
[10:55:41.617] Packages needed by the future expression (n = 0): <none>
[10:55:41.618] Packages needed by future strategies (n = 0): <none>
[10:55:41.618] {
[10:55:41.618]     {
[10:55:41.618]         {
[10:55:41.618]             ...future.startTime <- base::Sys.time()
[10:55:41.618]             {
[10:55:41.618]                 {
[10:55:41.618]                   {
[10:55:41.618]                     base::local({
[10:55:41.618]                       has_future <- base::requireNamespace("future", 
[10:55:41.618]                         quietly = TRUE)
[10:55:41.618]                       if (has_future) {
[10:55:41.618]                         ns <- base::getNamespace("future")
[10:55:41.618]                         version <- ns[[".package"]][["version"]]
[10:55:41.618]                         if (is.null(version)) 
[10:55:41.618]                           version <- utils::packageVersion("future")
[10:55:41.618]                       }
[10:55:41.618]                       else {
[10:55:41.618]                         version <- NULL
[10:55:41.618]                       }
[10:55:41.618]                       if (!has_future || version < "1.8.0") {
[10:55:41.618]                         info <- base::c(r_version = base::gsub("R version ", 
[10:55:41.618]                           "", base::R.version$version.string), 
[10:55:41.618]                           platform = base::sprintf("%s (%s-bit)", 
[10:55:41.618]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[10:55:41.618]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[10:55:41.618]                             "release", "version")], collapse = " "), 
[10:55:41.618]                           hostname = base::Sys.info()[["nodename"]])
[10:55:41.618]                         info <- base::sprintf("%s: %s", base::names(info), 
[10:55:41.618]                           info)
[10:55:41.618]                         info <- base::paste(info, collapse = "; ")
[10:55:41.618]                         if (!has_future) {
[10:55:41.618]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[10:55:41.618]                             info)
[10:55:41.618]                         }
[10:55:41.618]                         else {
[10:55:41.618]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[10:55:41.618]                             info, version)
[10:55:41.618]                         }
[10:55:41.618]                         base::stop(msg)
[10:55:41.618]                       }
[10:55:41.618]                     })
[10:55:41.618]                   }
[10:55:41.618]                   ...future.strategy.old <- future::plan("list")
[10:55:41.618]                   options(future.plan = NULL)
[10:55:41.618]                   Sys.unsetenv("R_FUTURE_PLAN")
[10:55:41.618]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[10:55:41.618]                 }
[10:55:41.618]                 ...future.workdir <- getwd()
[10:55:41.618]             }
[10:55:41.618]             ...future.oldOptions <- base::as.list(base::.Options)
[10:55:41.618]             ...future.oldEnvVars <- base::Sys.getenv()
[10:55:41.618]         }
[10:55:41.618]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[10:55:41.618]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[10:55:41.618]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[10:55:41.618]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[10:55:41.618]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[10:55:41.618]             future.stdout.windows.reencode = NULL, width = 80L)
[10:55:41.618]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[10:55:41.618]             base::names(...future.oldOptions))
[10:55:41.618]     }
[10:55:41.618]     if (FALSE) {
[10:55:41.618]     }
[10:55:41.618]     else {
[10:55:41.618]         if (TRUE) {
[10:55:41.618]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[10:55:41.618]                 open = "w")
[10:55:41.618]         }
[10:55:41.618]         else {
[10:55:41.618]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[10:55:41.618]                 windows = "NUL", "/dev/null"), open = "w")
[10:55:41.618]         }
[10:55:41.618]         base::sink(...future.stdout, type = "output", split = FALSE)
[10:55:41.618]         base::on.exit(if (!base::is.null(...future.stdout)) {
[10:55:41.618]             base::sink(type = "output", split = FALSE)
[10:55:41.618]             base::close(...future.stdout)
[10:55:41.618]         }, add = TRUE)
[10:55:41.618]     }
[10:55:41.618]     ...future.frame <- base::sys.nframe()
[10:55:41.618]     ...future.conditions <- base::list()
[10:55:41.618]     ...future.rng <- base::globalenv()$.Random.seed
[10:55:41.618]     if (FALSE) {
[10:55:41.618]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[10:55:41.618]             "...future.value", "...future.globalenv.names", ".Random.seed")
[10:55:41.618]     }
[10:55:41.618]     ...future.result <- base::tryCatch({
[10:55:41.618]         base::withCallingHandlers({
[10:55:41.618]             ...future.value <- base::withVisible(base::local({
[10:55:41.618]                 sum(x, y)
[10:55:41.618]             }))
[10:55:41.618]             future::FutureResult(value = ...future.value$value, 
[10:55:41.618]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[10:55:41.618]                   ...future.rng), globalenv = if (FALSE) 
[10:55:41.618]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[10:55:41.618]                     ...future.globalenv.names))
[10:55:41.618]                 else NULL, started = ...future.startTime, version = "1.8")
[10:55:41.618]         }, condition = base::local({
[10:55:41.618]             c <- base::c
[10:55:41.618]             inherits <- base::inherits
[10:55:41.618]             invokeRestart <- base::invokeRestart
[10:55:41.618]             length <- base::length
[10:55:41.618]             list <- base::list
[10:55:41.618]             seq.int <- base::seq.int
[10:55:41.618]             signalCondition <- base::signalCondition
[10:55:41.618]             sys.calls <- base::sys.calls
[10:55:41.618]             `[[` <- base::`[[`
[10:55:41.618]             `+` <- base::`+`
[10:55:41.618]             `<<-` <- base::`<<-`
[10:55:41.618]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[10:55:41.618]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[10:55:41.618]                   3L)]
[10:55:41.618]             }
[10:55:41.618]             function(cond) {
[10:55:41.618]                 is_error <- inherits(cond, "error")
[10:55:41.618]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[10:55:41.618]                   NULL)
[10:55:41.618]                 if (is_error) {
[10:55:41.618]                   sessionInformation <- function() {
[10:55:41.618]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[10:55:41.618]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[10:55:41.618]                       search = base::search(), system = base::Sys.info())
[10:55:41.618]                   }
[10:55:41.618]                   ...future.conditions[[length(...future.conditions) + 
[10:55:41.618]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[10:55:41.618]                     cond$call), session = sessionInformation(), 
[10:55:41.618]                     timestamp = base::Sys.time(), signaled = 0L)
[10:55:41.618]                   signalCondition(cond)
[10:55:41.618]                 }
[10:55:41.618]                 else if (!ignore && TRUE && inherits(cond, "condition")) {
[10:55:41.618]                   signal <- FALSE && inherits(cond, character(0))
[10:55:41.618]                   ...future.conditions[[length(...future.conditions) + 
[10:55:41.618]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[10:55:41.618]                   if (FALSE && !signal) {
[10:55:41.618]                     muffleCondition <- function (cond, pattern = "^muffle") 
[10:55:41.618]                     {
[10:55:41.618]                       inherits <- base::inherits
[10:55:41.618]                       invokeRestart <- base::invokeRestart
[10:55:41.618]                       is.null <- base::is.null
[10:55:41.618]                       muffled <- FALSE
[10:55:41.618]                       if (inherits(cond, "message")) {
[10:55:41.618]                         muffled <- grepl(pattern, "muffleMessage")
[10:55:41.618]                         if (muffled) 
[10:55:41.618]                           invokeRestart("muffleMessage")
[10:55:41.618]                       }
[10:55:41.618]                       else if (inherits(cond, "warning")) {
[10:55:41.618]                         muffled <- grepl(pattern, "muffleWarning")
[10:55:41.618]                         if (muffled) 
[10:55:41.618]                           invokeRestart("muffleWarning")
[10:55:41.618]                       }
[10:55:41.618]                       else if (inherits(cond, "condition")) {
[10:55:41.618]                         if (!is.null(pattern)) {
[10:55:41.618]                           computeRestarts <- base::computeRestarts
[10:55:41.618]                           grepl <- base::grepl
[10:55:41.618]                           restarts <- computeRestarts(cond)
[10:55:41.618]                           for (restart in restarts) {
[10:55:41.618]                             name <- restart$name
[10:55:41.618]                             if (is.null(name)) 
[10:55:41.618]                               next
[10:55:41.618]                             if (!grepl(pattern, name)) 
[10:55:41.618]                               next
[10:55:41.618]                             invokeRestart(restart)
[10:55:41.618]                             muffled <- TRUE
[10:55:41.618]                             break
[10:55:41.618]                           }
[10:55:41.618]                         }
[10:55:41.618]                       }
[10:55:41.618]                       invisible(muffled)
[10:55:41.618]                     }
[10:55:41.618]                     muffleCondition(cond, pattern = "^muffle")
[10:55:41.618]                   }
[10:55:41.618]                 }
[10:55:41.618]                 else {
[10:55:41.618]                   if (TRUE) {
[10:55:41.618]                     muffleCondition <- function (cond, pattern = "^muffle") 
[10:55:41.618]                     {
[10:55:41.618]                       inherits <- base::inherits
[10:55:41.618]                       invokeRestart <- base::invokeRestart
[10:55:41.618]                       is.null <- base::is.null
[10:55:41.618]                       muffled <- FALSE
[10:55:41.618]                       if (inherits(cond, "message")) {
[10:55:41.618]                         muffled <- grepl(pattern, "muffleMessage")
[10:55:41.618]                         if (muffled) 
[10:55:41.618]                           invokeRestart("muffleMessage")
[10:55:41.618]                       }
[10:55:41.618]                       else if (inherits(cond, "warning")) {
[10:55:41.618]                         muffled <- grepl(pattern, "muffleWarning")
[10:55:41.618]                         if (muffled) 
[10:55:41.618]                           invokeRestart("muffleWarning")
[10:55:41.618]                       }
[10:55:41.618]                       else if (inherits(cond, "condition")) {
[10:55:41.618]                         if (!is.null(pattern)) {
[10:55:41.618]                           computeRestarts <- base::computeRestarts
[10:55:41.618]                           grepl <- base::grepl
[10:55:41.618]                           restarts <- computeRestarts(cond)
[10:55:41.618]                           for (restart in restarts) {
[10:55:41.618]                             name <- restart$name
[10:55:41.618]                             if (is.null(name)) 
[10:55:41.618]                               next
[10:55:41.618]                             if (!grepl(pattern, name)) 
[10:55:41.618]                               next
[10:55:41.618]                             invokeRestart(restart)
[10:55:41.618]                             muffled <- TRUE
[10:55:41.618]                             break
[10:55:41.618]                           }
[10:55:41.618]                         }
[10:55:41.618]                       }
[10:55:41.618]                       invisible(muffled)
[10:55:41.618]                     }
[10:55:41.618]                     muffleCondition(cond, pattern = "^muffle")
[10:55:41.618]                   }
[10:55:41.618]                 }
[10:55:41.618]             }
[10:55:41.618]         }))
[10:55:41.618]     }, error = function(ex) {
[10:55:41.618]         base::structure(base::list(value = NULL, visible = NULL, 
[10:55:41.618]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[10:55:41.618]                 ...future.rng), started = ...future.startTime, 
[10:55:41.618]             finished = Sys.time(), session_uuid = NA_character_, 
[10:55:41.618]             version = "1.8"), class = "FutureResult")
[10:55:41.618]     }, finally = {
[10:55:41.618]         if (!identical(...future.workdir, getwd())) 
[10:55:41.618]             setwd(...future.workdir)
[10:55:41.618]         {
[10:55:41.618]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[10:55:41.618]                 ...future.oldOptions$nwarnings <- NULL
[10:55:41.618]             }
[10:55:41.618]             base::options(...future.oldOptions)
[10:55:41.618]             if (.Platform$OS.type == "windows") {
[10:55:41.618]                 old_names <- names(...future.oldEnvVars)
[10:55:41.618]                 envs <- base::Sys.getenv()
[10:55:41.618]                 names <- names(envs)
[10:55:41.618]                 common <- intersect(names, old_names)
[10:55:41.618]                 added <- setdiff(names, old_names)
[10:55:41.618]                 removed <- setdiff(old_names, names)
[10:55:41.618]                 changed <- common[...future.oldEnvVars[common] != 
[10:55:41.618]                   envs[common]]
[10:55:41.618]                 NAMES <- toupper(changed)
[10:55:41.618]                 args <- list()
[10:55:41.618]                 for (kk in seq_along(NAMES)) {
[10:55:41.618]                   name <- changed[[kk]]
[10:55:41.618]                   NAME <- NAMES[[kk]]
[10:55:41.618]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.618]                     next
[10:55:41.618]                   args[[name]] <- ...future.oldEnvVars[[name]]
[10:55:41.618]                 }
[10:55:41.618]                 NAMES <- toupper(added)
[10:55:41.618]                 for (kk in seq_along(NAMES)) {
[10:55:41.618]                   name <- added[[kk]]
[10:55:41.618]                   NAME <- NAMES[[kk]]
[10:55:41.618]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.618]                     next
[10:55:41.618]                   args[[name]] <- ""
[10:55:41.618]                 }
[10:55:41.618]                 NAMES <- toupper(removed)
[10:55:41.618]                 for (kk in seq_along(NAMES)) {
[10:55:41.618]                   name <- removed[[kk]]
[10:55:41.618]                   NAME <- NAMES[[kk]]
[10:55:41.618]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.618]                     next
[10:55:41.618]                   args[[name]] <- ...future.oldEnvVars[[name]]
[10:55:41.618]                 }
[10:55:41.618]                 if (length(args) > 0) 
[10:55:41.618]                   base::do.call(base::Sys.setenv, args = args)
[10:55:41.618]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[10:55:41.618]             }
[10:55:41.618]             else {
[10:55:41.618]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[10:55:41.618]             }
[10:55:41.618]             {
[10:55:41.618]                 if (base::length(...future.futureOptionsAdded) > 
[10:55:41.618]                   0L) {
[10:55:41.618]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[10:55:41.618]                   base::names(opts) <- ...future.futureOptionsAdded
[10:55:41.618]                   base::options(opts)
[10:55:41.618]                 }
[10:55:41.618]                 {
[10:55:41.618]                   NULL
[10:55:41.618]                   options(future.plan = NULL)
[10:55:41.618]                   if (is.na(NA_character_)) 
[10:55:41.618]                     Sys.unsetenv("R_FUTURE_PLAN")
[10:55:41.618]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[10:55:41.618]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[10:55:41.618]                     .init = FALSE)
[10:55:41.618]                 }
[10:55:41.618]             }
[10:55:41.618]         }
[10:55:41.618]     })
[10:55:41.618]     if (TRUE) {
[10:55:41.618]         base::sink(type = "output", split = FALSE)
[10:55:41.618]         if (TRUE) {
[10:55:41.618]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[10:55:41.618]         }
[10:55:41.618]         else {
[10:55:41.618]             ...future.result["stdout"] <- base::list(NULL)
[10:55:41.618]         }
[10:55:41.618]         base::close(...future.stdout)
[10:55:41.618]         ...future.stdout <- NULL
[10:55:41.618]     }
[10:55:41.618]     ...future.result$conditions <- ...future.conditions
[10:55:41.618]     ...future.result$finished <- base::Sys.time()
[10:55:41.618]     ...future.result
[10:55:41.618] }
[10:55:41.622] - Launch lazy future ... done
[10:55:41.622] run() for 'MiraiFuture' ... done
[1] 6
[10:55:41.624] ** Sum function 'D' with plan('mirai_cluster') ...function (x, y) 
{
    message("Arguments '...' exists: ", exists("...", inherits = TRUE))
    y %<-% {
        sum(x, y, ...)
    }
    y
}
Arguments '...' exists: FALSE
[10:55:41.625] getGlobalsAndPackages() ...
[10:55:41.625] Searching for globals...
[10:55:41.627] - globals found: [5] '{', 'sum', 'x', 'y', '...'
[10:55:41.627] Searching for globals ... DONE
[10:55:41.627] Resolving globals: FALSE
[10:55:41.627] Tweak future expression to call with '...' arguments ...
[10:55:41.628] The total size of the 2 globals is 112 bytes (112 bytes)
[10:55:41.629] The total size of the 2 globals exported for future expression ('{; sum(x, y, ...); }') is 112 bytes.. This exceeds the maximum allowed size of 500.00 MiB (option 'future.globals.maxSize'). There are two globals: 'x' (56 bytes of class 'numeric') and 'y' (56 bytes of class 'numeric')
[10:55:41.629] - globals: [2] 'x', 'y'
[10:55:41.629] 
[10:55:41.630] getGlobalsAndPackages() ... DONE
[10:55:41.630] run() for 'Future' ...
[10:55:41.630] - state: 'created'
[10:55:41.631] - Future backend: 'FutureStrategy', 'mirai_cluster', 'mirai', 'multiprocess', 'future', 'function'
[10:55:41.631] - Future class: 'MiraiFuture', 'MultiprocessFuture', 'Future', 'environment'
[10:55:41.632] - Copy elements of temporary 'MiraiFuture' to final 'Future' object ...
[10:55:41.632]   - Field: 'label'
[10:55:41.632]   - Field: 'local'
[10:55:41.632]   - Field: 'owner'
[10:55:41.633]   - Field: 'envir'
[10:55:41.633]   - Field: 'packages'
[10:55:41.633]   - Field: 'gc'
[10:55:41.634]   - Field: 'conditions'
[10:55:41.634]   - Field: 'expr'
[10:55:41.634]   - Field: 'uuid'
[10:55:41.634]   - Field: 'seed'
[10:55:41.635]   - Field: 'version'
[10:55:41.635]   - Field: 'result'
[10:55:41.635]   - Field: 'asynchronous'
[10:55:41.635]   - Field: 'calls'
[10:55:41.636]   - Field: 'globals'
[10:55:41.636]   - Field: 'stdout'
[10:55:41.636]   - Field: 'earlySignal'
[10:55:41.637]   - Field: 'lazy'
[10:55:41.637]   - Field: 'state'
[10:55:41.637]   - Field: '.cluster'
[10:55:41.637] - Copy elements of temporary 'MiraiFuture' to final 'Future' object ... done
[10:55:41.638] - Launch lazy future ...
[10:55:41.638] Packages needed by the future expression (n = 0): <none>
[10:55:41.638] Packages needed by future strategies (n = 0): <none>
[10:55:41.639] {
[10:55:41.639]     {
[10:55:41.639]         {
[10:55:41.639]             ...future.startTime <- base::Sys.time()
[10:55:41.639]             {
[10:55:41.639]                 {
[10:55:41.639]                   {
[10:55:41.639]                     base::local({
[10:55:41.639]                       has_future <- base::requireNamespace("future", 
[10:55:41.639]                         quietly = TRUE)
[10:55:41.639]                       if (has_future) {
[10:55:41.639]                         ns <- base::getNamespace("future")
[10:55:41.639]                         version <- ns[[".package"]][["version"]]
[10:55:41.639]                         if (is.null(version)) 
[10:55:41.639]                           version <- utils::packageVersion("future")
[10:55:41.639]                       }
[10:55:41.639]                       else {
[10:55:41.639]                         version <- NULL
[10:55:41.639]                       }
[10:55:41.639]                       if (!has_future || version < "1.8.0") {
[10:55:41.639]                         info <- base::c(r_version = base::gsub("R version ", 
[10:55:41.639]                           "", base::R.version$version.string), 
[10:55:41.639]                           platform = base::sprintf("%s (%s-bit)", 
[10:55:41.639]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[10:55:41.639]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[10:55:41.639]                             "release", "version")], collapse = " "), 
[10:55:41.639]                           hostname = base::Sys.info()[["nodename"]])
[10:55:41.639]                         info <- base::sprintf("%s: %s", base::names(info), 
[10:55:41.639]                           info)
[10:55:41.639]                         info <- base::paste(info, collapse = "; ")
[10:55:41.639]                         if (!has_future) {
[10:55:41.639]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[10:55:41.639]                             info)
[10:55:41.639]                         }
[10:55:41.639]                         else {
[10:55:41.639]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[10:55:41.639]                             info, version)
[10:55:41.639]                         }
[10:55:41.639]                         base::stop(msg)
[10:55:41.639]                       }
[10:55:41.639]                     })
[10:55:41.639]                   }
[10:55:41.639]                   ...future.strategy.old <- future::plan("list")
[10:55:41.639]                   options(future.plan = NULL)
[10:55:41.639]                   Sys.unsetenv("R_FUTURE_PLAN")
[10:55:41.639]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[10:55:41.639]                 }
[10:55:41.639]                 ...future.workdir <- getwd()
[10:55:41.639]             }
[10:55:41.639]             ...future.oldOptions <- base::as.list(base::.Options)
[10:55:41.639]             ...future.oldEnvVars <- base::Sys.getenv()
[10:55:41.639]         }
[10:55:41.639]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[10:55:41.639]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[10:55:41.639]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[10:55:41.639]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[10:55:41.639]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[10:55:41.639]             future.stdout.windows.reencode = NULL, width = 80L)
[10:55:41.639]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[10:55:41.639]             base::names(...future.oldOptions))
[10:55:41.639]     }
[10:55:41.639]     if (FALSE) {
[10:55:41.639]     }
[10:55:41.639]     else {
[10:55:41.639]         if (TRUE) {
[10:55:41.639]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[10:55:41.639]                 open = "w")
[10:55:41.639]         }
[10:55:41.639]         else {
[10:55:41.639]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[10:55:41.639]                 windows = "NUL", "/dev/null"), open = "w")
[10:55:41.639]         }
[10:55:41.639]         base::sink(...future.stdout, type = "output", split = FALSE)
[10:55:41.639]         base::on.exit(if (!base::is.null(...future.stdout)) {
[10:55:41.639]             base::sink(type = "output", split = FALSE)
[10:55:41.639]             base::close(...future.stdout)
[10:55:41.639]         }, add = TRUE)
[10:55:41.639]     }
[10:55:41.639]     ...future.frame <- base::sys.nframe()
[10:55:41.639]     ...future.conditions <- base::list()
[10:55:41.639]     ...future.rng <- base::globalenv()$.Random.seed
[10:55:41.639]     if (FALSE) {
[10:55:41.639]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[10:55:41.639]             "...future.value", "...future.globalenv.names", ".Random.seed")
[10:55:41.639]     }
[10:55:41.639]     ...future.result <- base::tryCatch({
[10:55:41.639]         base::withCallingHandlers({
[10:55:41.639]             ...future.value <- base::withVisible(base::local({
[10:55:41.639]                 sum(x, y, ...)
[10:55:41.639]             }))
[10:55:41.639]             future::FutureResult(value = ...future.value$value, 
[10:55:41.639]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[10:55:41.639]                   ...future.rng), globalenv = if (FALSE) 
[10:55:41.639]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[10:55:41.639]                     ...future.globalenv.names))
[10:55:41.639]                 else NULL, started = ...future.startTime, version = "1.8")
[10:55:41.639]         }, condition = base::local({
[10:55:41.639]             c <- base::c
[10:55:41.639]             inherits <- base::inherits
[10:55:41.639]             invokeRestart <- base::invokeRestart
[10:55:41.639]             length <- base::length
[10:55:41.639]             list <- base::list
[10:55:41.639]             seq.int <- base::seq.int
[10:55:41.639]             signalCondition <- base::signalCondition
[10:55:41.639]             sys.calls <- base::sys.calls
[10:55:41.639]             `[[` <- base::`[[`
[10:55:41.639]             `+` <- base::`+`
[10:55:41.639]             `<<-` <- base::`<<-`
[10:55:41.639]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[10:55:41.639]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[10:55:41.639]                   3L)]
[10:55:41.639]             }
[10:55:41.639]             function(cond) {
[10:55:41.639]                 is_error <- inherits(cond, "error")
[10:55:41.639]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[10:55:41.639]                   NULL)
[10:55:41.639]                 if (is_error) {
[10:55:41.639]                   sessionInformation <- function() {
[10:55:41.639]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[10:55:41.639]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[10:55:41.639]                       search = base::search(), system = base::Sys.info())
[10:55:41.639]                   }
[10:55:41.639]                   ...future.conditions[[length(...future.conditions) + 
[10:55:41.639]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[10:55:41.639]                     cond$call), session = sessionInformation(), 
[10:55:41.639]                     timestamp = base::Sys.time(), signaled = 0L)
[10:55:41.639]                   signalCondition(cond)
[10:55:41.639]                 }
[10:55:41.639]                 else if (!ignore && TRUE && inherits(cond, "condition")) {
[10:55:41.639]                   signal <- FALSE && inherits(cond, character(0))
[10:55:41.639]                   ...future.conditions[[length(...future.conditions) + 
[10:55:41.639]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[10:55:41.639]                   if (FALSE && !signal) {
[10:55:41.639]                     muffleCondition <- function (cond, pattern = "^muffle") 
[10:55:41.639]                     {
[10:55:41.639]                       inherits <- base::inherits
[10:55:41.639]                       invokeRestart <- base::invokeRestart
[10:55:41.639]                       is.null <- base::is.null
[10:55:41.639]                       muffled <- FALSE
[10:55:41.639]                       if (inherits(cond, "message")) {
[10:55:41.639]                         muffled <- grepl(pattern, "muffleMessage")
[10:55:41.639]                         if (muffled) 
[10:55:41.639]                           invokeRestart("muffleMessage")
[10:55:41.639]                       }
[10:55:41.639]                       else if (inherits(cond, "warning")) {
[10:55:41.639]                         muffled <- grepl(pattern, "muffleWarning")
[10:55:41.639]                         if (muffled) 
[10:55:41.639]                           invokeRestart("muffleWarning")
[10:55:41.639]                       }
[10:55:41.639]                       else if (inherits(cond, "condition")) {
[10:55:41.639]                         if (!is.null(pattern)) {
[10:55:41.639]                           computeRestarts <- base::computeRestarts
[10:55:41.639]                           grepl <- base::grepl
[10:55:41.639]                           restarts <- computeRestarts(cond)
[10:55:41.639]                           for (restart in restarts) {
[10:55:41.639]                             name <- restart$name
[10:55:41.639]                             if (is.null(name)) 
[10:55:41.639]                               next
[10:55:41.639]                             if (!grepl(pattern, name)) 
[10:55:41.639]                               next
[10:55:41.639]                             invokeRestart(restart)
[10:55:41.639]                             muffled <- TRUE
[10:55:41.639]                             break
[10:55:41.639]                           }
[10:55:41.639]                         }
[10:55:41.639]                       }
[10:55:41.639]                       invisible(muffled)
[10:55:41.639]                     }
[10:55:41.639]                     muffleCondition(cond, pattern = "^muffle")
[10:55:41.639]                   }
[10:55:41.639]                 }
[10:55:41.639]                 else {
[10:55:41.639]                   if (TRUE) {
[10:55:41.639]                     muffleCondition <- function (cond, pattern = "^muffle") 
[10:55:41.639]                     {
[10:55:41.639]                       inherits <- base::inherits
[10:55:41.639]                       invokeRestart <- base::invokeRestart
[10:55:41.639]                       is.null <- base::is.null
[10:55:41.639]                       muffled <- FALSE
[10:55:41.639]                       if (inherits(cond, "message")) {
[10:55:41.639]                         muffled <- grepl(pattern, "muffleMessage")
[10:55:41.639]                         if (muffled) 
[10:55:41.639]                           invokeRestart("muffleMessage")
[10:55:41.639]                       }
[10:55:41.639]                       else if (inherits(cond, "warning")) {
[10:55:41.639]                         muffled <- grepl(pattern, "muffleWarning")
[10:55:41.639]                         if (muffled) 
[10:55:41.639]                           invokeRestart("muffleWarning")
[10:55:41.639]                       }
[10:55:41.639]                       else if (inherits(cond, "condition")) {
[10:55:41.639]                         if (!is.null(pattern)) {
[10:55:41.639]                           computeRestarts <- base::computeRestarts
[10:55:41.639]                           grepl <- base::grepl
[10:55:41.639]                           restarts <- computeRestarts(cond)
[10:55:41.639]                           for (restart in restarts) {
[10:55:41.639]                             name <- restart$name
[10:55:41.639]                             if (is.null(name)) 
[10:55:41.639]                               next
[10:55:41.639]                             if (!grepl(pattern, name)) 
[10:55:41.639]                               next
[10:55:41.639]                             invokeRestart(restart)
[10:55:41.639]                             muffled <- TRUE
[10:55:41.639]                             break
[10:55:41.639]                           }
[10:55:41.639]                         }
[10:55:41.639]                       }
[10:55:41.639]                       invisible(muffled)
[10:55:41.639]                     }
[10:55:41.639]                     muffleCondition(cond, pattern = "^muffle")
[10:55:41.639]                   }
[10:55:41.639]                 }
[10:55:41.639]             }
[10:55:41.639]         }))
[10:55:41.639]     }, error = function(ex) {
[10:55:41.639]         base::structure(base::list(value = NULL, visible = NULL, 
[10:55:41.639]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[10:55:41.639]                 ...future.rng), started = ...future.startTime, 
[10:55:41.639]             finished = Sys.time(), session_uuid = NA_character_, 
[10:55:41.639]             version = "1.8"), class = "FutureResult")
[10:55:41.639]     }, finally = {
[10:55:41.639]         if (!identical(...future.workdir, getwd())) 
[10:55:41.639]             setwd(...future.workdir)
[10:55:41.639]         {
[10:55:41.639]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[10:55:41.639]                 ...future.oldOptions$nwarnings <- NULL
[10:55:41.639]             }
[10:55:41.639]             base::options(...future.oldOptions)
[10:55:41.639]             if (.Platform$OS.type == "windows") {
[10:55:41.639]                 old_names <- names(...future.oldEnvVars)
[10:55:41.639]                 envs <- base::Sys.getenv()
[10:55:41.639]                 names <- names(envs)
[10:55:41.639]                 common <- intersect(names, old_names)
[10:55:41.639]                 added <- setdiff(names, old_names)
[10:55:41.639]                 removed <- setdiff(old_names, names)
[10:55:41.639]                 changed <- common[...future.oldEnvVars[common] != 
[10:55:41.639]                   envs[common]]
[10:55:41.639]                 NAMES <- toupper(changed)
[10:55:41.639]                 args <- list()
[10:55:41.639]                 for (kk in seq_along(NAMES)) {
[10:55:41.639]                   name <- changed[[kk]]
[10:55:41.639]                   NAME <- NAMES[[kk]]
[10:55:41.639]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.639]                     next
[10:55:41.639]                   args[[name]] <- ...future.oldEnvVars[[name]]
[10:55:41.639]                 }
[10:55:41.639]                 NAMES <- toupper(added)
[10:55:41.639]                 for (kk in seq_along(NAMES)) {
[10:55:41.639]                   name <- added[[kk]]
[10:55:41.639]                   NAME <- NAMES[[kk]]
[10:55:41.639]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.639]                     next
[10:55:41.639]                   args[[name]] <- ""
[10:55:41.639]                 }
[10:55:41.639]                 NAMES <- toupper(removed)
[10:55:41.639]                 for (kk in seq_along(NAMES)) {
[10:55:41.639]                   name <- removed[[kk]]
[10:55:41.639]                   NAME <- NAMES[[kk]]
[10:55:41.639]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.639]                     next
[10:55:41.639]                   args[[name]] <- ...future.oldEnvVars[[name]]
[10:55:41.639]                 }
[10:55:41.639]                 if (length(args) > 0) 
[10:55:41.639]                   base::do.call(base::Sys.setenv, args = args)
[10:55:41.639]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[10:55:41.639]             }
[10:55:41.639]             else {
[10:55:41.639]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[10:55:41.639]             }
[10:55:41.639]             {
[10:55:41.639]                 if (base::length(...future.futureOptionsAdded) > 
[10:55:41.639]                   0L) {
[10:55:41.639]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[10:55:41.639]                   base::names(opts) <- ...future.futureOptionsAdded
[10:55:41.639]                   base::options(opts)
[10:55:41.639]                 }
[10:55:41.639]                 {
[10:55:41.639]                   NULL
[10:55:41.639]                   options(future.plan = NULL)
[10:55:41.639]                   if (is.na(NA_character_)) 
[10:55:41.639]                     Sys.unsetenv("R_FUTURE_PLAN")
[10:55:41.639]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[10:55:41.639]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[10:55:41.639]                     .init = FALSE)
[10:55:41.639]                 }
[10:55:41.639]             }
[10:55:41.639]         }
[10:55:41.639]     })
[10:55:41.639]     if (TRUE) {
[10:55:41.639]         base::sink(type = "output", split = FALSE)
[10:55:41.639]         if (TRUE) {
[10:55:41.639]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[10:55:41.639]         }
[10:55:41.639]         else {
[10:55:41.639]             ...future.result["stdout"] <- base::list(NULL)
[10:55:41.639]         }
[10:55:41.639]         base::close(...future.stdout)
[10:55:41.639]         ...future.stdout <- NULL
[10:55:41.639]     }
[10:55:41.639]     ...future.result$conditions <- ...future.conditions
[10:55:41.639]     ...future.result$finished <- base::Sys.time()
[10:55:41.639]     ...future.result
[10:55:41.639] }
[10:55:41.648] - Launch lazy future ... done
[10:55:41.648] run() for 'MiraiFuture' ... done
[10:55:41.651] signalConditions() ...
[10:55:41.651]  - include = 'immediateCondition'
[10:55:41.651]  - exclude = 
[10:55:41.652]  - resignal = FALSE
[10:55:41.652]  - Number of conditions: 1
[10:55:41.652] signalConditions() ... done
[10:55:41.652] Future state: 'finished'
[10:55:41.653] signalConditions() ...
[10:55:41.653]  - include = 'condition'
[10:55:41.653]  - exclude = 'immediateCondition'
[10:55:41.654]  - resignal = TRUE
[10:55:41.654]  - Number of conditions: 1
[10:55:41.654]  - Condition #1: 'simpleError', 'error', 'condition'
[10:55:41.654] signalConditions() ... done
<simpleError in eval(quote({    sum(x, y, ...)}), new.env()): '...' used in an incorrect context>
[10:55:41.655] plan(): Setting new future strategy stack:
[10:55:41.655] List of future strategies:
[10:55:41.655] 1. mirai_multisession:
[10:55:41.655]    - args: function (expr, substitute = TRUE, envir = parent.frame(), ..., workers = availableCores())
[10:55:41.655]    - tweaked: FALSE
[10:55:41.655]    - call: plan(strategy, substitute = FALSE)
[10:55:41.656] plan(): plan_init() of 'mirai_multisession', 'mirai_cluster', 'mirai', 'multiprocess', 'future', 'function' ...
[10:55:41.656] < mirai | $data >
[10:55:41.660] getGlobalsAndPackages() ...
[10:55:41.660] Not searching for globals
[10:55:41.660] - globals: [0] <none>
[10:55:41.661] getGlobalsAndPackages() ... DONE
[10:55:41.661] getGlobalsAndPackages() ...
[10:55:41.661] 
[10:55:41.661] - globals: [0] <none>
[10:55:41.662] getGlobalsAndPackages() ... DONE
[10:55:41.662] Packages needed by the future expression (n = 0): <none>
[10:55:41.663] Packages needed by future strategies (n = 0): <none>
[10:55:41.664] {
[10:55:41.664]     {
[10:55:41.664]         {
[10:55:41.664]             ...future.startTime <- base::Sys.time()
[10:55:41.664]             {
[10:55:41.664]                 {
[10:55:41.664]                   {
[10:55:41.664]                     base::local({
[10:55:41.664]                       has_future <- base::requireNamespace("future", 
[10:55:41.664]                         quietly = TRUE)
[10:55:41.664]                       if (has_future) {
[10:55:41.664]                         ns <- base::getNamespace("future")
[10:55:41.664]                         version <- ns[[".package"]][["version"]]
[10:55:41.664]                         if (is.null(version)) 
[10:55:41.664]                           version <- utils::packageVersion("future")
[10:55:41.664]                       }
[10:55:41.664]                       else {
[10:55:41.664]                         version <- NULL
[10:55:41.664]                       }
[10:55:41.664]                       if (!has_future || version < "1.8.0") {
[10:55:41.664]                         info <- base::c(r_version = base::gsub("R version ", 
[10:55:41.664]                           "", base::R.version$version.string), 
[10:55:41.664]                           platform = base::sprintf("%s (%s-bit)", 
[10:55:41.664]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[10:55:41.664]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[10:55:41.664]                             "release", "version")], collapse = " "), 
[10:55:41.664]                           hostname = base::Sys.info()[["nodename"]])
[10:55:41.664]                         info <- base::sprintf("%s: %s", base::names(info), 
[10:55:41.664]                           info)
[10:55:41.664]                         info <- base::paste(info, collapse = "; ")
[10:55:41.664]                         if (!has_future) {
[10:55:41.664]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[10:55:41.664]                             info)
[10:55:41.664]                         }
[10:55:41.664]                         else {
[10:55:41.664]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[10:55:41.664]                             info, version)
[10:55:41.664]                         }
[10:55:41.664]                         base::stop(msg)
[10:55:41.664]                       }
[10:55:41.664]                     })
[10:55:41.664]                   }
[10:55:41.664]                   ...future.strategy.old <- future::plan("list")
[10:55:41.664]                   options(future.plan = NULL)
[10:55:41.664]                   Sys.unsetenv("R_FUTURE_PLAN")
[10:55:41.664]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[10:55:41.664]                 }
[10:55:41.664]                 ...future.workdir <- getwd()
[10:55:41.664]             }
[10:55:41.664]             ...future.oldOptions <- base::as.list(base::.Options)
[10:55:41.664]             ...future.oldEnvVars <- base::Sys.getenv()
[10:55:41.664]         }
[10:55:41.664]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[10:55:41.664]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[10:55:41.664]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[10:55:41.664]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[10:55:41.664]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[10:55:41.664]             future.stdout.windows.reencode = NULL, width = 80L)
[10:55:41.664]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[10:55:41.664]             base::names(...future.oldOptions))
[10:55:41.664]     }
[10:55:41.664]     if (FALSE) {
[10:55:41.664]     }
[10:55:41.664]     else {
[10:55:41.664]         if (TRUE) {
[10:55:41.664]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[10:55:41.664]                 open = "w")
[10:55:41.664]         }
[10:55:41.664]         else {
[10:55:41.664]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[10:55:41.664]                 windows = "NUL", "/dev/null"), open = "w")
[10:55:41.664]         }
[10:55:41.664]         base::sink(...future.stdout, type = "output", split = FALSE)
[10:55:41.664]         base::on.exit(if (!base::is.null(...future.stdout)) {
[10:55:41.664]             base::sink(type = "output", split = FALSE)
[10:55:41.664]             base::close(...future.stdout)
[10:55:41.664]         }, add = TRUE)
[10:55:41.664]     }
[10:55:41.664]     ...future.frame <- base::sys.nframe()
[10:55:41.664]     ...future.conditions <- base::list()
[10:55:41.664]     ...future.rng <- base::globalenv()$.Random.seed
[10:55:41.664]     if (FALSE) {
[10:55:41.664]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[10:55:41.664]             "...future.value", "...future.globalenv.names", ".Random.seed")
[10:55:41.664]     }
[10:55:41.664]     ...future.result <- base::tryCatch({
[10:55:41.664]         base::withCallingHandlers({
[10:55:41.664]             ...future.value <- base::withVisible(base::local(NA))
[10:55:41.664]             future::FutureResult(value = ...future.value$value, 
[10:55:41.664]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[10:55:41.664]                   ...future.rng), globalenv = if (FALSE) 
[10:55:41.664]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[10:55:41.664]                     ...future.globalenv.names))
[10:55:41.664]                 else NULL, started = ...future.startTime, version = "1.8")
[10:55:41.664]         }, condition = base::local({
[10:55:41.664]             c <- base::c
[10:55:41.664]             inherits <- base::inherits
[10:55:41.664]             invokeRestart <- base::invokeRestart
[10:55:41.664]             length <- base::length
[10:55:41.664]             list <- base::list
[10:55:41.664]             seq.int <- base::seq.int
[10:55:41.664]             signalCondition <- base::signalCondition
[10:55:41.664]             sys.calls <- base::sys.calls
[10:55:41.664]             `[[` <- base::`[[`
[10:55:41.664]             `+` <- base::`+`
[10:55:41.664]             `<<-` <- base::`<<-`
[10:55:41.664]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[10:55:41.664]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[10:55:41.664]                   3L)]
[10:55:41.664]             }
[10:55:41.664]             function(cond) {
[10:55:41.664]                 is_error <- inherits(cond, "error")
[10:55:41.664]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[10:55:41.664]                   NULL)
[10:55:41.664]                 if (is_error) {
[10:55:41.664]                   sessionInformation <- function() {
[10:55:41.664]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[10:55:41.664]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[10:55:41.664]                       search = base::search(), system = base::Sys.info())
[10:55:41.664]                   }
[10:55:41.664]                   ...future.conditions[[length(...future.conditions) + 
[10:55:41.664]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[10:55:41.664]                     cond$call), session = sessionInformation(), 
[10:55:41.664]                     timestamp = base::Sys.time(), signaled = 0L)
[10:55:41.664]                   signalCondition(cond)
[10:55:41.664]                 }
[10:55:41.664]                 else if (!ignore && TRUE && inherits(cond, "condition")) {
[10:55:41.664]                   signal <- FALSE && inherits(cond, character(0))
[10:55:41.664]                   ...future.conditions[[length(...future.conditions) + 
[10:55:41.664]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[10:55:41.664]                   if (FALSE && !signal) {
[10:55:41.664]                     muffleCondition <- function (cond, pattern = "^muffle") 
[10:55:41.664]                     {
[10:55:41.664]                       inherits <- base::inherits
[10:55:41.664]                       invokeRestart <- base::invokeRestart
[10:55:41.664]                       is.null <- base::is.null
[10:55:41.664]                       muffled <- FALSE
[10:55:41.664]                       if (inherits(cond, "message")) {
[10:55:41.664]                         muffled <- grepl(pattern, "muffleMessage")
[10:55:41.664]                         if (muffled) 
[10:55:41.664]                           invokeRestart("muffleMessage")
[10:55:41.664]                       }
[10:55:41.664]                       else if (inherits(cond, "warning")) {
[10:55:41.664]                         muffled <- grepl(pattern, "muffleWarning")
[10:55:41.664]                         if (muffled) 
[10:55:41.664]                           invokeRestart("muffleWarning")
[10:55:41.664]                       }
[10:55:41.664]                       else if (inherits(cond, "condition")) {
[10:55:41.664]                         if (!is.null(pattern)) {
[10:55:41.664]                           computeRestarts <- base::computeRestarts
[10:55:41.664]                           grepl <- base::grepl
[10:55:41.664]                           restarts <- computeRestarts(cond)
[10:55:41.664]                           for (restart in restarts) {
[10:55:41.664]                             name <- restart$name
[10:55:41.664]                             if (is.null(name)) 
[10:55:41.664]                               next
[10:55:41.664]                             if (!grepl(pattern, name)) 
[10:55:41.664]                               next
[10:55:41.664]                             invokeRestart(restart)
[10:55:41.664]                             muffled <- TRUE
[10:55:41.664]                             break
[10:55:41.664]                           }
[10:55:41.664]                         }
[10:55:41.664]                       }
[10:55:41.664]                       invisible(muffled)
[10:55:41.664]                     }
[10:55:41.664]                     muffleCondition(cond, pattern = "^muffle")
[10:55:41.664]                   }
[10:55:41.664]                 }
[10:55:41.664]                 else {
[10:55:41.664]                   if (TRUE) {
[10:55:41.664]                     muffleCondition <- function (cond, pattern = "^muffle") 
[10:55:41.664]                     {
[10:55:41.664]                       inherits <- base::inherits
[10:55:41.664]                       invokeRestart <- base::invokeRestart
[10:55:41.664]                       is.null <- base::is.null
[10:55:41.664]                       muffled <- FALSE
[10:55:41.664]                       if (inherits(cond, "message")) {
[10:55:41.664]                         muffled <- grepl(pattern, "muffleMessage")
[10:55:41.664]                         if (muffled) 
[10:55:41.664]                           invokeRestart("muffleMessage")
[10:55:41.664]                       }
[10:55:41.664]                       else if (inherits(cond, "warning")) {
[10:55:41.664]                         muffled <- grepl(pattern, "muffleWarning")
[10:55:41.664]                         if (muffled) 
[10:55:41.664]                           invokeRestart("muffleWarning")
[10:55:41.664]                       }
[10:55:41.664]                       else if (inherits(cond, "condition")) {
[10:55:41.664]                         if (!is.null(pattern)) {
[10:55:41.664]                           computeRestarts <- base::computeRestarts
[10:55:41.664]                           grepl <- base::grepl
[10:55:41.664]                           restarts <- computeRestarts(cond)
[10:55:41.664]                           for (restart in restarts) {
[10:55:41.664]                             name <- restart$name
[10:55:41.664]                             if (is.null(name)) 
[10:55:41.664]                               next
[10:55:41.664]                             if (!grepl(pattern, name)) 
[10:55:41.664]                               next
[10:55:41.664]                             invokeRestart(restart)
[10:55:41.664]                             muffled <- TRUE
[10:55:41.664]                             break
[10:55:41.664]                           }
[10:55:41.664]                         }
[10:55:41.664]                       }
[10:55:41.664]                       invisible(muffled)
[10:55:41.664]                     }
[10:55:41.664]                     muffleCondition(cond, pattern = "^muffle")
[10:55:41.664]                   }
[10:55:41.664]                 }
[10:55:41.664]             }
[10:55:41.664]         }))
[10:55:41.664]     }, error = function(ex) {
[10:55:41.664]         base::structure(base::list(value = NULL, visible = NULL, 
[10:55:41.664]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[10:55:41.664]                 ...future.rng), started = ...future.startTime, 
[10:55:41.664]             finished = Sys.time(), session_uuid = NA_character_, 
[10:55:41.664]             version = "1.8"), class = "FutureResult")
[10:55:41.664]     }, finally = {
[10:55:41.664]         if (!identical(...future.workdir, getwd())) 
[10:55:41.664]             setwd(...future.workdir)
[10:55:41.664]         {
[10:55:41.664]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[10:55:41.664]                 ...future.oldOptions$nwarnings <- NULL
[10:55:41.664]             }
[10:55:41.664]             base::options(...future.oldOptions)
[10:55:41.664]             if (.Platform$OS.type == "windows") {
[10:55:41.664]                 old_names <- names(...future.oldEnvVars)
[10:55:41.664]                 envs <- base::Sys.getenv()
[10:55:41.664]                 names <- names(envs)
[10:55:41.664]                 common <- intersect(names, old_names)
[10:55:41.664]                 added <- setdiff(names, old_names)
[10:55:41.664]                 removed <- setdiff(old_names, names)
[10:55:41.664]                 changed <- common[...future.oldEnvVars[common] != 
[10:55:41.664]                   envs[common]]
[10:55:41.664]                 NAMES <- toupper(changed)
[10:55:41.664]                 args <- list()
[10:55:41.664]                 for (kk in seq_along(NAMES)) {
[10:55:41.664]                   name <- changed[[kk]]
[10:55:41.664]                   NAME <- NAMES[[kk]]
[10:55:41.664]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.664]                     next
[10:55:41.664]                   args[[name]] <- ...future.oldEnvVars[[name]]
[10:55:41.664]                 }
[10:55:41.664]                 NAMES <- toupper(added)
[10:55:41.664]                 for (kk in seq_along(NAMES)) {
[10:55:41.664]                   name <- added[[kk]]
[10:55:41.664]                   NAME <- NAMES[[kk]]
[10:55:41.664]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.664]                     next
[10:55:41.664]                   args[[name]] <- ""
[10:55:41.664]                 }
[10:55:41.664]                 NAMES <- toupper(removed)
[10:55:41.664]                 for (kk in seq_along(NAMES)) {
[10:55:41.664]                   name <- removed[[kk]]
[10:55:41.664]                   NAME <- NAMES[[kk]]
[10:55:41.664]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.664]                     next
[10:55:41.664]                   args[[name]] <- ...future.oldEnvVars[[name]]
[10:55:41.664]                 }
[10:55:41.664]                 if (length(args) > 0) 
[10:55:41.664]                   base::do.call(base::Sys.setenv, args = args)
[10:55:41.664]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[10:55:41.664]             }
[10:55:41.664]             else {
[10:55:41.664]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[10:55:41.664]             }
[10:55:41.664]             {
[10:55:41.664]                 if (base::length(...future.futureOptionsAdded) > 
[10:55:41.664]                   0L) {
[10:55:41.664]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[10:55:41.664]                   base::names(opts) <- ...future.futureOptionsAdded
[10:55:41.664]                   base::options(opts)
[10:55:41.664]                 }
[10:55:41.664]                 {
[10:55:41.664]                   NULL
[10:55:41.664]                   options(future.plan = NULL)
[10:55:41.664]                   if (is.na(NA_character_)) 
[10:55:41.664]                     Sys.unsetenv("R_FUTURE_PLAN")
[10:55:41.664]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[10:55:41.664]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[10:55:41.664]                     .init = FALSE)
[10:55:41.664]                 }
[10:55:41.664]             }
[10:55:41.664]         }
[10:55:41.664]     })
[10:55:41.664]     if (TRUE) {
[10:55:41.664]         base::sink(type = "output", split = FALSE)
[10:55:41.664]         if (TRUE) {
[10:55:41.664]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[10:55:41.664]         }
[10:55:41.664]         else {
[10:55:41.664]             ...future.result["stdout"] <- base::list(NULL)
[10:55:41.664]         }
[10:55:41.664]         base::close(...future.stdout)
[10:55:41.664]         ...future.stdout <- NULL
[10:55:41.664]     }
[10:55:41.664]     ...future.result$conditions <- ...future.conditions
[10:55:41.664]     ...future.result$finished <- base::Sys.time()
[10:55:41.664]     ...future.result
[10:55:41.664] }
[10:55:41.672] plan(): plan_init() of 'mirai_multisession', 'mirai_cluster', 'mirai', 'multiprocess', 'future', 'function' ... DONE
[10:55:41.672] plan(): nbrOfWorkers() = 2
[10:55:41.673] ** Sum function 'A' with plan('mirai_multisession') ...function (x, ...) 
{
    message("Arguments '...' exists: ", exists("...", inherits = TRUE))
    y %<-% {
        sum(x, ...)
    }
    y
}
Arguments '...' exists: TRUE
[10:55:41.676] getGlobalsAndPackages() ...
[10:55:41.676] Searching for globals...
[10:55:41.677] - globals found: [4] '{', 'sum', 'x', '...'
[10:55:41.678] Searching for globals ... DONE
[10:55:41.678] Resolving globals: FALSE
[10:55:41.678] Tweak future expression to call with '...' arguments ...
[10:55:41.678] {
[10:55:41.678]     do.call(function(...) {
[10:55:41.678]         sum(x, ...)
[10:55:41.678]     }, args = future.call.arguments)
[10:55:41.678] }
[10:55:41.679] Tweak future expression to call with '...' arguments ... DONE
[10:55:41.679] The total size of the 2 globals is 112 bytes (112 bytes)
[10:55:41.680] The total size of the 2 globals exported for future expression ('{; sum(x, ...); }') is 112 bytes.. This exceeds the maximum allowed size of 500.00 MiB (option 'future.globals.maxSize'). There are two globals: 'x' (56 bytes of class 'numeric') and 'future.call.arguments' (56 bytes of class 'list')
[10:55:41.680] - globals: [2] 'x', 'future.call.arguments'
[10:55:41.680] 
[10:55:41.680] getGlobalsAndPackages() ... DONE
[10:55:41.680] run() for 'Future' ...
[10:55:41.681] - state: 'created'
[10:55:41.681] - Future backend: 'FutureStrategy', 'mirai_multisession', 'mirai_cluster', 'mirai', 'multiprocess', 'future', 'function'
[10:55:41.683] - Future class: 'MiraiFuture', 'MultiprocessFuture', 'Future', 'environment'
[10:55:41.683] - Copy elements of temporary 'MiraiFuture' to final 'Future' object ...
[10:55:41.684]   - Field: 'label'
[10:55:41.684]   - Field: 'local'
[10:55:41.684]   - Field: 'owner'
[10:55:41.684]   - Field: 'envir'
[10:55:41.684]   - Field: 'packages'
[10:55:41.685]   - Field: 'gc'
[10:55:41.685]   - Field: 'conditions'
[10:55:41.685]   - Field: 'expr'
[10:55:41.685]   - Field: 'uuid'
[10:55:41.685]   - Field: 'seed'
[10:55:41.685]   - Field: 'version'
[10:55:41.686]   - Field: 'result'
[10:55:41.686]   - Field: 'asynchronous'
[10:55:41.686]   - Field: 'calls'
[10:55:41.686]   - Field: 'globals'
[10:55:41.686]   - Field: 'stdout'
[10:55:41.686]   - Field: 'earlySignal'
[10:55:41.687]   - Field: 'lazy'
[10:55:41.687]   - Field: 'state'
[10:55:41.687]   - Field: '.cluster'
[10:55:41.687] - Copy elements of temporary 'MiraiFuture' to final 'Future' object ... done
[10:55:41.687] - Launch lazy future ...
[10:55:41.687] Packages needed by the future expression (n = 0): <none>
[10:55:41.688] Packages needed by future strategies (n = 0): <none>
[10:55:41.688] {
[10:55:41.688]     {
[10:55:41.688]         {
[10:55:41.688]             ...future.startTime <- base::Sys.time()
[10:55:41.688]             {
[10:55:41.688]                 {
[10:55:41.688]                   {
[10:55:41.688]                     base::local({
[10:55:41.688]                       has_future <- base::requireNamespace("future", 
[10:55:41.688]                         quietly = TRUE)
[10:55:41.688]                       if (has_future) {
[10:55:41.688]                         ns <- base::getNamespace("future")
[10:55:41.688]                         version <- ns[[".package"]][["version"]]
[10:55:41.688]                         if (is.null(version)) 
[10:55:41.688]                           version <- utils::packageVersion("future")
[10:55:41.688]                       }
[10:55:41.688]                       else {
[10:55:41.688]                         version <- NULL
[10:55:41.688]                       }
[10:55:41.688]                       if (!has_future || version < "1.8.0") {
[10:55:41.688]                         info <- base::c(r_version = base::gsub("R version ", 
[10:55:41.688]                           "", base::R.version$version.string), 
[10:55:41.688]                           platform = base::sprintf("%s (%s-bit)", 
[10:55:41.688]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[10:55:41.688]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[10:55:41.688]                             "release", "version")], collapse = " "), 
[10:55:41.688]                           hostname = base::Sys.info()[["nodename"]])
[10:55:41.688]                         info <- base::sprintf("%s: %s", base::names(info), 
[10:55:41.688]                           info)
[10:55:41.688]                         info <- base::paste(info, collapse = "; ")
[10:55:41.688]                         if (!has_future) {
[10:55:41.688]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[10:55:41.688]                             info)
[10:55:41.688]                         }
[10:55:41.688]                         else {
[10:55:41.688]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[10:55:41.688]                             info, version)
[10:55:41.688]                         }
[10:55:41.688]                         base::stop(msg)
[10:55:41.688]                       }
[10:55:41.688]                     })
[10:55:41.688]                   }
[10:55:41.688]                   ...future.strategy.old <- future::plan("list")
[10:55:41.688]                   options(future.plan = NULL)
[10:55:41.688]                   Sys.unsetenv("R_FUTURE_PLAN")
[10:55:41.688]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[10:55:41.688]                 }
[10:55:41.688]                 ...future.workdir <- getwd()
[10:55:41.688]             }
[10:55:41.688]             ...future.oldOptions <- base::as.list(base::.Options)
[10:55:41.688]             ...future.oldEnvVars <- base::Sys.getenv()
[10:55:41.688]         }
[10:55:41.688]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[10:55:41.688]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[10:55:41.688]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[10:55:41.688]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[10:55:41.688]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[10:55:41.688]             future.stdout.windows.reencode = NULL, width = 80L)
[10:55:41.688]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[10:55:41.688]             base::names(...future.oldOptions))
[10:55:41.688]     }
[10:55:41.688]     if (FALSE) {
[10:55:41.688]     }
[10:55:41.688]     else {
[10:55:41.688]         if (TRUE) {
[10:55:41.688]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[10:55:41.688]                 open = "w")
[10:55:41.688]         }
[10:55:41.688]         else {
[10:55:41.688]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[10:55:41.688]                 windows = "NUL", "/dev/null"), open = "w")
[10:55:41.688]         }
[10:55:41.688]         base::sink(...future.stdout, type = "output", split = FALSE)
[10:55:41.688]         base::on.exit(if (!base::is.null(...future.stdout)) {
[10:55:41.688]             base::sink(type = "output", split = FALSE)
[10:55:41.688]             base::close(...future.stdout)
[10:55:41.688]         }, add = TRUE)
[10:55:41.688]     }
[10:55:41.688]     ...future.frame <- base::sys.nframe()
[10:55:41.688]     ...future.conditions <- base::list()
[10:55:41.688]     ...future.rng <- base::globalenv()$.Random.seed
[10:55:41.688]     if (FALSE) {
[10:55:41.688]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[10:55:41.688]             "...future.value", "...future.globalenv.names", ".Random.seed")
[10:55:41.688]     }
[10:55:41.688]     ...future.result <- base::tryCatch({
[10:55:41.688]         base::withCallingHandlers({
[10:55:41.688]             ...future.value <- base::withVisible(base::local({
[10:55:41.688]                 do.call(function(...) {
[10:55:41.688]                   sum(x, ...)
[10:55:41.688]                 }, args = future.call.arguments)
[10:55:41.688]             }))
[10:55:41.688]             future::FutureResult(value = ...future.value$value, 
[10:55:41.688]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[10:55:41.688]                   ...future.rng), globalenv = if (FALSE) 
[10:55:41.688]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[10:55:41.688]                     ...future.globalenv.names))
[10:55:41.688]                 else NULL, started = ...future.startTime, version = "1.8")
[10:55:41.688]         }, condition = base::local({
[10:55:41.688]             c <- base::c
[10:55:41.688]             inherits <- base::inherits
[10:55:41.688]             invokeRestart <- base::invokeRestart
[10:55:41.688]             length <- base::length
[10:55:41.688]             list <- base::list
[10:55:41.688]             seq.int <- base::seq.int
[10:55:41.688]             signalCondition <- base::signalCondition
[10:55:41.688]             sys.calls <- base::sys.calls
[10:55:41.688]             `[[` <- base::`[[`
[10:55:41.688]             `+` <- base::`+`
[10:55:41.688]             `<<-` <- base::`<<-`
[10:55:41.688]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[10:55:41.688]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[10:55:41.688]                   3L)]
[10:55:41.688]             }
[10:55:41.688]             function(cond) {
[10:55:41.688]                 is_error <- inherits(cond, "error")
[10:55:41.688]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[10:55:41.688]                   NULL)
[10:55:41.688]                 if (is_error) {
[10:55:41.688]                   sessionInformation <- function() {
[10:55:41.688]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[10:55:41.688]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[10:55:41.688]                       search = base::search(), system = base::Sys.info())
[10:55:41.688]                   }
[10:55:41.688]                   ...future.conditions[[length(...future.conditions) + 
[10:55:41.688]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[10:55:41.688]                     cond$call), session = sessionInformation(), 
[10:55:41.688]                     timestamp = base::Sys.time(), signaled = 0L)
[10:55:41.688]                   signalCondition(cond)
[10:55:41.688]                 }
[10:55:41.688]                 else if (!ignore && TRUE && inherits(cond, "condition")) {
[10:55:41.688]                   signal <- FALSE && inherits(cond, character(0))
[10:55:41.688]                   ...future.conditions[[length(...future.conditions) + 
[10:55:41.688]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[10:55:41.688]                   if (FALSE && !signal) {
[10:55:41.688]                     muffleCondition <- function (cond, pattern = "^muffle") 
[10:55:41.688]                     {
[10:55:41.688]                       inherits <- base::inherits
[10:55:41.688]                       invokeRestart <- base::invokeRestart
[10:55:41.688]                       is.null <- base::is.null
[10:55:41.688]                       muffled <- FALSE
[10:55:41.688]                       if (inherits(cond, "message")) {
[10:55:41.688]                         muffled <- grepl(pattern, "muffleMessage")
[10:55:41.688]                         if (muffled) 
[10:55:41.688]                           invokeRestart("muffleMessage")
[10:55:41.688]                       }
[10:55:41.688]                       else if (inherits(cond, "warning")) {
[10:55:41.688]                         muffled <- grepl(pattern, "muffleWarning")
[10:55:41.688]                         if (muffled) 
[10:55:41.688]                           invokeRestart("muffleWarning")
[10:55:41.688]                       }
[10:55:41.688]                       else if (inherits(cond, "condition")) {
[10:55:41.688]                         if (!is.null(pattern)) {
[10:55:41.688]                           computeRestarts <- base::computeRestarts
[10:55:41.688]                           grepl <- base::grepl
[10:55:41.688]                           restarts <- computeRestarts(cond)
[10:55:41.688]                           for (restart in restarts) {
[10:55:41.688]                             name <- restart$name
[10:55:41.688]                             if (is.null(name)) 
[10:55:41.688]                               next
[10:55:41.688]                             if (!grepl(pattern, name)) 
[10:55:41.688]                               next
[10:55:41.688]                             invokeRestart(restart)
[10:55:41.688]                             muffled <- TRUE
[10:55:41.688]                             break
[10:55:41.688]                           }
[10:55:41.688]                         }
[10:55:41.688]                       }
[10:55:41.688]                       invisible(muffled)
[10:55:41.688]                     }
[10:55:41.688]                     muffleCondition(cond, pattern = "^muffle")
[10:55:41.688]                   }
[10:55:41.688]                 }
[10:55:41.688]                 else {
[10:55:41.688]                   if (TRUE) {
[10:55:41.688]                     muffleCondition <- function (cond, pattern = "^muffle") 
[10:55:41.688]                     {
[10:55:41.688]                       inherits <- base::inherits
[10:55:41.688]                       invokeRestart <- base::invokeRestart
[10:55:41.688]                       is.null <- base::is.null
[10:55:41.688]                       muffled <- FALSE
[10:55:41.688]                       if (inherits(cond, "message")) {
[10:55:41.688]                         muffled <- grepl(pattern, "muffleMessage")
[10:55:41.688]                         if (muffled) 
[10:55:41.688]                           invokeRestart("muffleMessage")
[10:55:41.688]                       }
[10:55:41.688]                       else if (inherits(cond, "warning")) {
[10:55:41.688]                         muffled <- grepl(pattern, "muffleWarning")
[10:55:41.688]                         if (muffled) 
[10:55:41.688]                           invokeRestart("muffleWarning")
[10:55:41.688]                       }
[10:55:41.688]                       else if (inherits(cond, "condition")) {
[10:55:41.688]                         if (!is.null(pattern)) {
[10:55:41.688]                           computeRestarts <- base::computeRestarts
[10:55:41.688]                           grepl <- base::grepl
[10:55:41.688]                           restarts <- computeRestarts(cond)
[10:55:41.688]                           for (restart in restarts) {
[10:55:41.688]                             name <- restart$name
[10:55:41.688]                             if (is.null(name)) 
[10:55:41.688]                               next
[10:55:41.688]                             if (!grepl(pattern, name)) 
[10:55:41.688]                               next
[10:55:41.688]                             invokeRestart(restart)
[10:55:41.688]                             muffled <- TRUE
[10:55:41.688]                             break
[10:55:41.688]                           }
[10:55:41.688]                         }
[10:55:41.688]                       }
[10:55:41.688]                       invisible(muffled)
[10:55:41.688]                     }
[10:55:41.688]                     muffleCondition(cond, pattern = "^muffle")
[10:55:41.688]                   }
[10:55:41.688]                 }
[10:55:41.688]             }
[10:55:41.688]         }))
[10:55:41.688]     }, error = function(ex) {
[10:55:41.688]         base::structure(base::list(value = NULL, visible = NULL, 
[10:55:41.688]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[10:55:41.688]                 ...future.rng), started = ...future.startTime, 
[10:55:41.688]             finished = Sys.time(), session_uuid = NA_character_, 
[10:55:41.688]             version = "1.8"), class = "FutureResult")
[10:55:41.688]     }, finally = {
[10:55:41.688]         if (!identical(...future.workdir, getwd())) 
[10:55:41.688]             setwd(...future.workdir)
[10:55:41.688]         {
[10:55:41.688]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[10:55:41.688]                 ...future.oldOptions$nwarnings <- NULL
[10:55:41.688]             }
[10:55:41.688]             base::options(...future.oldOptions)
[10:55:41.688]             if (.Platform$OS.type == "windows") {
[10:55:41.688]                 old_names <- names(...future.oldEnvVars)
[10:55:41.688]                 envs <- base::Sys.getenv()
[10:55:41.688]                 names <- names(envs)
[10:55:41.688]                 common <- intersect(names, old_names)
[10:55:41.688]                 added <- setdiff(names, old_names)
[10:55:41.688]                 removed <- setdiff(old_names, names)
[10:55:41.688]                 changed <- common[...future.oldEnvVars[common] != 
[10:55:41.688]                   envs[common]]
[10:55:41.688]                 NAMES <- toupper(changed)
[10:55:41.688]                 args <- list()
[10:55:41.688]                 for (kk in seq_along(NAMES)) {
[10:55:41.688]                   name <- changed[[kk]]
[10:55:41.688]                   NAME <- NAMES[[kk]]
[10:55:41.688]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.688]                     next
[10:55:41.688]                   args[[name]] <- ...future.oldEnvVars[[name]]
[10:55:41.688]                 }
[10:55:41.688]                 NAMES <- toupper(added)
[10:55:41.688]                 for (kk in seq_along(NAMES)) {
[10:55:41.688]                   name <- added[[kk]]
[10:55:41.688]                   NAME <- NAMES[[kk]]
[10:55:41.688]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.688]                     next
[10:55:41.688]                   args[[name]] <- ""
[10:55:41.688]                 }
[10:55:41.688]                 NAMES <- toupper(removed)
[10:55:41.688]                 for (kk in seq_along(NAMES)) {
[10:55:41.688]                   name <- removed[[kk]]
[10:55:41.688]                   NAME <- NAMES[[kk]]
[10:55:41.688]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.688]                     next
[10:55:41.688]                   args[[name]] <- ...future.oldEnvVars[[name]]
[10:55:41.688]                 }
[10:55:41.688]                 if (length(args) > 0) 
[10:55:41.688]                   base::do.call(base::Sys.setenv, args = args)
[10:55:41.688]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[10:55:41.688]             }
[10:55:41.688]             else {
[10:55:41.688]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[10:55:41.688]             }
[10:55:41.688]             {
[10:55:41.688]                 if (base::length(...future.futureOptionsAdded) > 
[10:55:41.688]                   0L) {
[10:55:41.688]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[10:55:41.688]                   base::names(opts) <- ...future.futureOptionsAdded
[10:55:41.688]                   base::options(opts)
[10:55:41.688]                 }
[10:55:41.688]                 {
[10:55:41.688]                   NULL
[10:55:41.688]                   options(future.plan = NULL)
[10:55:41.688]                   if (is.na(NA_character_)) 
[10:55:41.688]                     Sys.unsetenv("R_FUTURE_PLAN")
[10:55:41.688]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[10:55:41.688]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[10:55:41.688]                     .init = FALSE)
[10:55:41.688]                 }
[10:55:41.688]             }
[10:55:41.688]         }
[10:55:41.688]     })
[10:55:41.688]     if (TRUE) {
[10:55:41.688]         base::sink(type = "output", split = FALSE)
[10:55:41.688]         if (TRUE) {
[10:55:41.688]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[10:55:41.688]         }
[10:55:41.688]         else {
[10:55:41.688]             ...future.result["stdout"] <- base::list(NULL)
[10:55:41.688]         }
[10:55:41.688]         base::close(...future.stdout)
[10:55:41.688]         ...future.stdout <- NULL
[10:55:41.688]     }
[10:55:41.688]     ...future.result$conditions <- ...future.conditions
[10:55:41.688]     ...future.result$finished <- base::Sys.time()
[10:55:41.688]     ...future.result
[10:55:41.688] }
[10:55:41.692] - Launch lazy future ... done
[10:55:41.692] run() for 'MiraiFuture' ... done
[1] 6
[10:55:41.694] ** Sum function 'B' with plan('mirai_multisession') ...function (x, ...) 
{
    sumt <- function(x) {
        message("Arguments '...' exists: ", exists("...", inherits = TRUE))
        y %<-% {
            sum(x, ...)
        }
        y
    }
    sumt(x)
}
Arguments '...' exists: TRUE
[10:55:41.700] getGlobalsAndPackages() ...
[10:55:41.700] Searching for globals...
[10:55:41.702] - globals found: [4] '{', 'sum', 'x', '...'
[10:55:41.702] Searching for globals ... DONE
[10:55:41.702] Resolving globals: FALSE
[10:55:41.703] Tweak future expression to call with '...' arguments ...
[10:55:41.703] {
[10:55:41.703]     do.call(function(...) {
[10:55:41.703]         sum(x, ...)
[10:55:41.703]     }, args = future.call.arguments)
[10:55:41.703] }
[10:55:41.703] Tweak future expression to call with '...' arguments ... DONE
[10:55:41.704] The total size of the 2 globals is 112 bytes (112 bytes)
[10:55:41.704] The total size of the 2 globals exported for future expression ('{; sum(x, ...); }') is 112 bytes.. This exceeds the maximum allowed size of 500.00 MiB (option 'future.globals.maxSize'). There are two globals: 'x' (56 bytes of class 'numeric') and 'future.call.arguments' (56 bytes of class 'list')
[10:55:41.704] - globals: [2] 'x', 'future.call.arguments'
[10:55:41.705] 
[10:55:41.705] getGlobalsAndPackages() ... DONE
[10:55:41.705] run() for 'Future' ...
[10:55:41.705] - state: 'created'
[10:55:41.705] - Future backend: 'FutureStrategy', 'mirai_multisession', 'mirai_cluster', 'mirai', 'multiprocess', 'future', 'function'
[10:55:41.708] - Future class: 'MiraiFuture', 'MultiprocessFuture', 'Future', 'environment'
[10:55:41.708] - Copy elements of temporary 'MiraiFuture' to final 'Future' object ...
[10:55:41.708]   - Field: 'label'
[10:55:41.708]   - Field: 'local'
[10:55:41.709]   - Field: 'owner'
[10:55:41.709]   - Field: 'envir'
[10:55:41.709]   - Field: 'packages'
[10:55:41.709]   - Field: 'gc'
[10:55:41.709]   - Field: 'conditions'
[10:55:41.709]   - Field: 'expr'
[10:55:41.710]   - Field: 'uuid'
[10:55:41.710]   - Field: 'seed'
[10:55:41.710]   - Field: 'version'
[10:55:41.710]   - Field: 'result'
[10:55:41.710]   - Field: 'asynchronous'
[10:55:41.710]   - Field: 'calls'
[10:55:41.711]   - Field: 'globals'
[10:55:41.711]   - Field: 'stdout'
[10:55:41.711]   - Field: 'earlySignal'
[10:55:41.711]   - Field: 'lazy'
[10:55:41.711]   - Field: 'state'
[10:55:41.711]   - Field: '.cluster'
[10:55:41.712] - Copy elements of temporary 'MiraiFuture' to final 'Future' object ... done
[10:55:41.712] - Launch lazy future ...
[10:55:41.712] Packages needed by the future expression (n = 0): <none>
[10:55:41.712] Packages needed by future strategies (n = 0): <none>
[10:55:41.713] {
[10:55:41.713]     {
[10:55:41.713]         {
[10:55:41.713]             ...future.startTime <- base::Sys.time()
[10:55:41.713]             {
[10:55:41.713]                 {
[10:55:41.713]                   {
[10:55:41.713]                     base::local({
[10:55:41.713]                       has_future <- base::requireNamespace("future", 
[10:55:41.713]                         quietly = TRUE)
[10:55:41.713]                       if (has_future) {
[10:55:41.713]                         ns <- base::getNamespace("future")
[10:55:41.713]                         version <- ns[[".package"]][["version"]]
[10:55:41.713]                         if (is.null(version)) 
[10:55:41.713]                           version <- utils::packageVersion("future")
[10:55:41.713]                       }
[10:55:41.713]                       else {
[10:55:41.713]                         version <- NULL
[10:55:41.713]                       }
[10:55:41.713]                       if (!has_future || version < "1.8.0") {
[10:55:41.713]                         info <- base::c(r_version = base::gsub("R version ", 
[10:55:41.713]                           "", base::R.version$version.string), 
[10:55:41.713]                           platform = base::sprintf("%s (%s-bit)", 
[10:55:41.713]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[10:55:41.713]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[10:55:41.713]                             "release", "version")], collapse = " "), 
[10:55:41.713]                           hostname = base::Sys.info()[["nodename"]])
[10:55:41.713]                         info <- base::sprintf("%s: %s", base::names(info), 
[10:55:41.713]                           info)
[10:55:41.713]                         info <- base::paste(info, collapse = "; ")
[10:55:41.713]                         if (!has_future) {
[10:55:41.713]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[10:55:41.713]                             info)
[10:55:41.713]                         }
[10:55:41.713]                         else {
[10:55:41.713]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[10:55:41.713]                             info, version)
[10:55:41.713]                         }
[10:55:41.713]                         base::stop(msg)
[10:55:41.713]                       }
[10:55:41.713]                     })
[10:55:41.713]                   }
[10:55:41.713]                   ...future.strategy.old <- future::plan("list")
[10:55:41.713]                   options(future.plan = NULL)
[10:55:41.713]                   Sys.unsetenv("R_FUTURE_PLAN")
[10:55:41.713]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[10:55:41.713]                 }
[10:55:41.713]                 ...future.workdir <- getwd()
[10:55:41.713]             }
[10:55:41.713]             ...future.oldOptions <- base::as.list(base::.Options)
[10:55:41.713]             ...future.oldEnvVars <- base::Sys.getenv()
[10:55:41.713]         }
[10:55:41.713]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[10:55:41.713]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[10:55:41.713]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[10:55:41.713]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[10:55:41.713]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[10:55:41.713]             future.stdout.windows.reencode = NULL, width = 80L)
[10:55:41.713]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[10:55:41.713]             base::names(...future.oldOptions))
[10:55:41.713]     }
[10:55:41.713]     if (FALSE) {
[10:55:41.713]     }
[10:55:41.713]     else {
[10:55:41.713]         if (TRUE) {
[10:55:41.713]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[10:55:41.713]                 open = "w")
[10:55:41.713]         }
[10:55:41.713]         else {
[10:55:41.713]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[10:55:41.713]                 windows = "NUL", "/dev/null"), open = "w")
[10:55:41.713]         }
[10:55:41.713]         base::sink(...future.stdout, type = "output", split = FALSE)
[10:55:41.713]         base::on.exit(if (!base::is.null(...future.stdout)) {
[10:55:41.713]             base::sink(type = "output", split = FALSE)
[10:55:41.713]             base::close(...future.stdout)
[10:55:41.713]         }, add = TRUE)
[10:55:41.713]     }
[10:55:41.713]     ...future.frame <- base::sys.nframe()
[10:55:41.713]     ...future.conditions <- base::list()
[10:55:41.713]     ...future.rng <- base::globalenv()$.Random.seed
[10:55:41.713]     if (FALSE) {
[10:55:41.713]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[10:55:41.713]             "...future.value", "...future.globalenv.names", ".Random.seed")
[10:55:41.713]     }
[10:55:41.713]     ...future.result <- base::tryCatch({
[10:55:41.713]         base::withCallingHandlers({
[10:55:41.713]             ...future.value <- base::withVisible(base::local({
[10:55:41.713]                 do.call(function(...) {
[10:55:41.713]                   sum(x, ...)
[10:55:41.713]                 }, args = future.call.arguments)
[10:55:41.713]             }))
[10:55:41.713]             future::FutureResult(value = ...future.value$value, 
[10:55:41.713]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[10:55:41.713]                   ...future.rng), globalenv = if (FALSE) 
[10:55:41.713]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[10:55:41.713]                     ...future.globalenv.names))
[10:55:41.713]                 else NULL, started = ...future.startTime, version = "1.8")
[10:55:41.713]         }, condition = base::local({
[10:55:41.713]             c <- base::c
[10:55:41.713]             inherits <- base::inherits
[10:55:41.713]             invokeRestart <- base::invokeRestart
[10:55:41.713]             length <- base::length
[10:55:41.713]             list <- base::list
[10:55:41.713]             seq.int <- base::seq.int
[10:55:41.713]             signalCondition <- base::signalCondition
[10:55:41.713]             sys.calls <- base::sys.calls
[10:55:41.713]             `[[` <- base::`[[`
[10:55:41.713]             `+` <- base::`+`
[10:55:41.713]             `<<-` <- base::`<<-`
[10:55:41.713]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[10:55:41.713]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[10:55:41.713]                   3L)]
[10:55:41.713]             }
[10:55:41.713]             function(cond) {
[10:55:41.713]                 is_error <- inherits(cond, "error")
[10:55:41.713]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[10:55:41.713]                   NULL)
[10:55:41.713]                 if (is_error) {
[10:55:41.713]                   sessionInformation <- function() {
[10:55:41.713]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[10:55:41.713]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[10:55:41.713]                       search = base::search(), system = base::Sys.info())
[10:55:41.713]                   }
[10:55:41.713]                   ...future.conditions[[length(...future.conditions) + 
[10:55:41.713]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[10:55:41.713]                     cond$call), session = sessionInformation(), 
[10:55:41.713]                     timestamp = base::Sys.time(), signaled = 0L)
[10:55:41.713]                   signalCondition(cond)
[10:55:41.713]                 }
[10:55:41.713]                 else if (!ignore && TRUE && inherits(cond, "condition")) {
[10:55:41.713]                   signal <- FALSE && inherits(cond, character(0))
[10:55:41.713]                   ...future.conditions[[length(...future.conditions) + 
[10:55:41.713]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[10:55:41.713]                   if (FALSE && !signal) {
[10:55:41.713]                     muffleCondition <- function (cond, pattern = "^muffle") 
[10:55:41.713]                     {
[10:55:41.713]                       inherits <- base::inherits
[10:55:41.713]                       invokeRestart <- base::invokeRestart
[10:55:41.713]                       is.null <- base::is.null
[10:55:41.713]                       muffled <- FALSE
[10:55:41.713]                       if (inherits(cond, "message")) {
[10:55:41.713]                         muffled <- grepl(pattern, "muffleMessage")
[10:55:41.713]                         if (muffled) 
[10:55:41.713]                           invokeRestart("muffleMessage")
[10:55:41.713]                       }
[10:55:41.713]                       else if (inherits(cond, "warning")) {
[10:55:41.713]                         muffled <- grepl(pattern, "muffleWarning")
[10:55:41.713]                         if (muffled) 
[10:55:41.713]                           invokeRestart("muffleWarning")
[10:55:41.713]                       }
[10:55:41.713]                       else if (inherits(cond, "condition")) {
[10:55:41.713]                         if (!is.null(pattern)) {
[10:55:41.713]                           computeRestarts <- base::computeRestarts
[10:55:41.713]                           grepl <- base::grepl
[10:55:41.713]                           restarts <- computeRestarts(cond)
[10:55:41.713]                           for (restart in restarts) {
[10:55:41.713]                             name <- restart$name
[10:55:41.713]                             if (is.null(name)) 
[10:55:41.713]                               next
[10:55:41.713]                             if (!grepl(pattern, name)) 
[10:55:41.713]                               next
[10:55:41.713]                             invokeRestart(restart)
[10:55:41.713]                             muffled <- TRUE
[10:55:41.713]                             break
[10:55:41.713]                           }
[10:55:41.713]                         }
[10:55:41.713]                       }
[10:55:41.713]                       invisible(muffled)
[10:55:41.713]                     }
[10:55:41.713]                     muffleCondition(cond, pattern = "^muffle")
[10:55:41.713]                   }
[10:55:41.713]                 }
[10:55:41.713]                 else {
[10:55:41.713]                   if (TRUE) {
[10:55:41.713]                     muffleCondition <- function (cond, pattern = "^muffle") 
[10:55:41.713]                     {
[10:55:41.713]                       inherits <- base::inherits
[10:55:41.713]                       invokeRestart <- base::invokeRestart
[10:55:41.713]                       is.null <- base::is.null
[10:55:41.713]                       muffled <- FALSE
[10:55:41.713]                       if (inherits(cond, "message")) {
[10:55:41.713]                         muffled <- grepl(pattern, "muffleMessage")
[10:55:41.713]                         if (muffled) 
[10:55:41.713]                           invokeRestart("muffleMessage")
[10:55:41.713]                       }
[10:55:41.713]                       else if (inherits(cond, "warning")) {
[10:55:41.713]                         muffled <- grepl(pattern, "muffleWarning")
[10:55:41.713]                         if (muffled) 
[10:55:41.713]                           invokeRestart("muffleWarning")
[10:55:41.713]                       }
[10:55:41.713]                       else if (inherits(cond, "condition")) {
[10:55:41.713]                         if (!is.null(pattern)) {
[10:55:41.713]                           computeRestarts <- base::computeRestarts
[10:55:41.713]                           grepl <- base::grepl
[10:55:41.713]                           restarts <- computeRestarts(cond)
[10:55:41.713]                           for (restart in restarts) {
[10:55:41.713]                             name <- restart$name
[10:55:41.713]                             if (is.null(name)) 
[10:55:41.713]                               next
[10:55:41.713]                             if (!grepl(pattern, name)) 
[10:55:41.713]                               next
[10:55:41.713]                             invokeRestart(restart)
[10:55:41.713]                             muffled <- TRUE
[10:55:41.713]                             break
[10:55:41.713]                           }
[10:55:41.713]                         }
[10:55:41.713]                       }
[10:55:41.713]                       invisible(muffled)
[10:55:41.713]                     }
[10:55:41.713]                     muffleCondition(cond, pattern = "^muffle")
[10:55:41.713]                   }
[10:55:41.713]                 }
[10:55:41.713]             }
[10:55:41.713]         }))
[10:55:41.713]     }, error = function(ex) {
[10:55:41.713]         base::structure(base::list(value = NULL, visible = NULL, 
[10:55:41.713]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[10:55:41.713]                 ...future.rng), started = ...future.startTime, 
[10:55:41.713]             finished = Sys.time(), session_uuid = NA_character_, 
[10:55:41.713]             version = "1.8"), class = "FutureResult")
[10:55:41.713]     }, finally = {
[10:55:41.713]         if (!identical(...future.workdir, getwd())) 
[10:55:41.713]             setwd(...future.workdir)
[10:55:41.713]         {
[10:55:41.713]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[10:55:41.713]                 ...future.oldOptions$nwarnings <- NULL
[10:55:41.713]             }
[10:55:41.713]             base::options(...future.oldOptions)
[10:55:41.713]             if (.Platform$OS.type == "windows") {
[10:55:41.713]                 old_names <- names(...future.oldEnvVars)
[10:55:41.713]                 envs <- base::Sys.getenv()
[10:55:41.713]                 names <- names(envs)
[10:55:41.713]                 common <- intersect(names, old_names)
[10:55:41.713]                 added <- setdiff(names, old_names)
[10:55:41.713]                 removed <- setdiff(old_names, names)
[10:55:41.713]                 changed <- common[...future.oldEnvVars[common] != 
[10:55:41.713]                   envs[common]]
[10:55:41.713]                 NAMES <- toupper(changed)
[10:55:41.713]                 args <- list()
[10:55:41.713]                 for (kk in seq_along(NAMES)) {
[10:55:41.713]                   name <- changed[[kk]]
[10:55:41.713]                   NAME <- NAMES[[kk]]
[10:55:41.713]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.713]                     next
[10:55:41.713]                   args[[name]] <- ...future.oldEnvVars[[name]]
[10:55:41.713]                 }
[10:55:41.713]                 NAMES <- toupper(added)
[10:55:41.713]                 for (kk in seq_along(NAMES)) {
[10:55:41.713]                   name <- added[[kk]]
[10:55:41.713]                   NAME <- NAMES[[kk]]
[10:55:41.713]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.713]                     next
[10:55:41.713]                   args[[name]] <- ""
[10:55:41.713]                 }
[10:55:41.713]                 NAMES <- toupper(removed)
[10:55:41.713]                 for (kk in seq_along(NAMES)) {
[10:55:41.713]                   name <- removed[[kk]]
[10:55:41.713]                   NAME <- NAMES[[kk]]
[10:55:41.713]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.713]                     next
[10:55:41.713]                   args[[name]] <- ...future.oldEnvVars[[name]]
[10:55:41.713]                 }
[10:55:41.713]                 if (length(args) > 0) 
[10:55:41.713]                   base::do.call(base::Sys.setenv, args = args)
[10:55:41.713]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[10:55:41.713]             }
[10:55:41.713]             else {
[10:55:41.713]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[10:55:41.713]             }
[10:55:41.713]             {
[10:55:41.713]                 if (base::length(...future.futureOptionsAdded) > 
[10:55:41.713]                   0L) {
[10:55:41.713]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[10:55:41.713]                   base::names(opts) <- ...future.futureOptionsAdded
[10:55:41.713]                   base::options(opts)
[10:55:41.713]                 }
[10:55:41.713]                 {
[10:55:41.713]                   NULL
[10:55:41.713]                   options(future.plan = NULL)
[10:55:41.713]                   if (is.na(NA_character_)) 
[10:55:41.713]                     Sys.unsetenv("R_FUTURE_PLAN")
[10:55:41.713]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[10:55:41.713]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[10:55:41.713]                     .init = FALSE)
[10:55:41.713]                 }
[10:55:41.713]             }
[10:55:41.713]         }
[10:55:41.713]     })
[10:55:41.713]     if (TRUE) {
[10:55:41.713]         base::sink(type = "output", split = FALSE)
[10:55:41.713]         if (TRUE) {
[10:55:41.713]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[10:55:41.713]         }
[10:55:41.713]         else {
[10:55:41.713]             ...future.result["stdout"] <- base::list(NULL)
[10:55:41.713]         }
[10:55:41.713]         base::close(...future.stdout)
[10:55:41.713]         ...future.stdout <- NULL
[10:55:41.713]     }
[10:55:41.713]     ...future.result$conditions <- ...future.conditions
[10:55:41.713]     ...future.result$finished <- base::Sys.time()
[10:55:41.713]     ...future.result
[10:55:41.713] }
[10:55:41.717] - Launch lazy future ... done
[10:55:41.717] run() for 'MiraiFuture' ... done
[1] 6
[10:55:41.719] ** Sum function 'C' with plan('mirai_multisession') ...function (x, y) 
{
    message("Arguments '...' exists: ", exists("...", inherits = TRUE))
    y %<-% {
        sum(x, y)
    }
    y
}
Arguments '...' exists: FALSE
[10:55:41.721] getGlobalsAndPackages() ...
[10:55:41.722] Searching for globals...
[10:55:41.723] - globals found: [4] '{', 'sum', 'x', 'y'
[10:55:41.723] Searching for globals ... DONE
[10:55:41.723] Resolving globals: FALSE
[10:55:41.724] The total size of the 2 globals is 112 bytes (112 bytes)
[10:55:41.724] The total size of the 2 globals exported for future expression ('{; sum(x, y); }') is 112 bytes.. This exceeds the maximum allowed size of 500.00 MiB (option 'future.globals.maxSize'). There are two globals: 'x' (56 bytes of class 'numeric') and 'y' (56 bytes of class 'numeric')
[10:55:41.725] - globals: [2] 'x', 'y'
[10:55:41.725] 
[10:55:41.725] getGlobalsAndPackages() ... DONE
[10:55:41.725] run() for 'Future' ...
[10:55:41.725] - state: 'created'
[10:55:41.726] - Future backend: 'FutureStrategy', 'mirai_multisession', 'mirai_cluster', 'mirai', 'multiprocess', 'future', 'function'
[10:55:41.728] - Future class: 'MiraiFuture', 'MultiprocessFuture', 'Future', 'environment'
[10:55:41.728] - Copy elements of temporary 'MiraiFuture' to final 'Future' object ...
[10:55:41.728]   - Field: 'label'
[10:55:41.729]   - Field: 'local'
[10:55:41.730]   - Field: 'owner'
[10:55:41.730]   - Field: 'envir'
[10:55:41.731]   - Field: 'packages'
[10:55:41.731]   - Field: 'gc'
[10:55:41.731]   - Field: 'conditions'
[10:55:41.731]   - Field: 'expr'
[10:55:41.731]   - Field: 'uuid'
[10:55:41.732]   - Field: 'seed'
[10:55:41.732]   - Field: 'version'
[10:55:41.732]   - Field: 'result'
[10:55:41.732]   - Field: 'asynchronous'
[10:55:41.732]   - Field: 'calls'
[10:55:41.732]   - Field: 'globals'
[10:55:41.733]   - Field: 'stdout'
[10:55:41.733]   - Field: 'earlySignal'
[10:55:41.733]   - Field: 'lazy'
[10:55:41.733]   - Field: 'state'
[10:55:41.733]   - Field: '.cluster'
[10:55:41.733] - Copy elements of temporary 'MiraiFuture' to final 'Future' object ... done
[10:55:41.734] - Launch lazy future ...
[10:55:41.734] Packages needed by the future expression (n = 0): <none>
[10:55:41.734] Packages needed by future strategies (n = 0): <none>
[10:55:41.734] {
[10:55:41.734]     {
[10:55:41.734]         {
[10:55:41.734]             ...future.startTime <- base::Sys.time()
[10:55:41.734]             {
[10:55:41.734]                 {
[10:55:41.734]                   {
[10:55:41.734]                     base::local({
[10:55:41.734]                       has_future <- base::requireNamespace("future", 
[10:55:41.734]                         quietly = TRUE)
[10:55:41.734]                       if (has_future) {
[10:55:41.734]                         ns <- base::getNamespace("future")
[10:55:41.734]                         version <- ns[[".package"]][["version"]]
[10:55:41.734]                         if (is.null(version)) 
[10:55:41.734]                           version <- utils::packageVersion("future")
[10:55:41.734]                       }
[10:55:41.734]                       else {
[10:55:41.734]                         version <- NULL
[10:55:41.734]                       }
[10:55:41.734]                       if (!has_future || version < "1.8.0") {
[10:55:41.734]                         info <- base::c(r_version = base::gsub("R version ", 
[10:55:41.734]                           "", base::R.version$version.string), 
[10:55:41.734]                           platform = base::sprintf("%s (%s-bit)", 
[10:55:41.734]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[10:55:41.734]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[10:55:41.734]                             "release", "version")], collapse = " "), 
[10:55:41.734]                           hostname = base::Sys.info()[["nodename"]])
[10:55:41.734]                         info <- base::sprintf("%s: %s", base::names(info), 
[10:55:41.734]                           info)
[10:55:41.734]                         info <- base::paste(info, collapse = "; ")
[10:55:41.734]                         if (!has_future) {
[10:55:41.734]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[10:55:41.734]                             info)
[10:55:41.734]                         }
[10:55:41.734]                         else {
[10:55:41.734]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[10:55:41.734]                             info, version)
[10:55:41.734]                         }
[10:55:41.734]                         base::stop(msg)
[10:55:41.734]                       }
[10:55:41.734]                     })
[10:55:41.734]                   }
[10:55:41.734]                   ...future.strategy.old <- future::plan("list")
[10:55:41.734]                   options(future.plan = NULL)
[10:55:41.734]                   Sys.unsetenv("R_FUTURE_PLAN")
[10:55:41.734]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[10:55:41.734]                 }
[10:55:41.734]                 ...future.workdir <- getwd()
[10:55:41.734]             }
[10:55:41.734]             ...future.oldOptions <- base::as.list(base::.Options)
[10:55:41.734]             ...future.oldEnvVars <- base::Sys.getenv()
[10:55:41.734]         }
[10:55:41.734]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[10:55:41.734]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[10:55:41.734]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[10:55:41.734]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[10:55:41.734]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[10:55:41.734]             future.stdout.windows.reencode = NULL, width = 80L)
[10:55:41.734]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[10:55:41.734]             base::names(...future.oldOptions))
[10:55:41.734]     }
[10:55:41.734]     if (FALSE) {
[10:55:41.734]     }
[10:55:41.734]     else {
[10:55:41.734]         if (TRUE) {
[10:55:41.734]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[10:55:41.734]                 open = "w")
[10:55:41.734]         }
[10:55:41.734]         else {
[10:55:41.734]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[10:55:41.734]                 windows = "NUL", "/dev/null"), open = "w")
[10:55:41.734]         }
[10:55:41.734]         base::sink(...future.stdout, type = "output", split = FALSE)
[10:55:41.734]         base::on.exit(if (!base::is.null(...future.stdout)) {
[10:55:41.734]             base::sink(type = "output", split = FALSE)
[10:55:41.734]             base::close(...future.stdout)
[10:55:41.734]         }, add = TRUE)
[10:55:41.734]     }
[10:55:41.734]     ...future.frame <- base::sys.nframe()
[10:55:41.734]     ...future.conditions <- base::list()
[10:55:41.734]     ...future.rng <- base::globalenv()$.Random.seed
[10:55:41.734]     if (FALSE) {
[10:55:41.734]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[10:55:41.734]             "...future.value", "...future.globalenv.names", ".Random.seed")
[10:55:41.734]     }
[10:55:41.734]     ...future.result <- base::tryCatch({
[10:55:41.734]         base::withCallingHandlers({
[10:55:41.734]             ...future.value <- base::withVisible(base::local({
[10:55:41.734]                 sum(x, y)
[10:55:41.734]             }))
[10:55:41.734]             future::FutureResult(value = ...future.value$value, 
[10:55:41.734]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[10:55:41.734]                   ...future.rng), globalenv = if (FALSE) 
[10:55:41.734]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[10:55:41.734]                     ...future.globalenv.names))
[10:55:41.734]                 else NULL, started = ...future.startTime, version = "1.8")
[10:55:41.734]         }, condition = base::local({
[10:55:41.734]             c <- base::c
[10:55:41.734]             inherits <- base::inherits
[10:55:41.734]             invokeRestart <- base::invokeRestart
[10:55:41.734]             length <- base::length
[10:55:41.734]             list <- base::list
[10:55:41.734]             seq.int <- base::seq.int
[10:55:41.734]             signalCondition <- base::signalCondition
[10:55:41.734]             sys.calls <- base::sys.calls
[10:55:41.734]             `[[` <- base::`[[`
[10:55:41.734]             `+` <- base::`+`
[10:55:41.734]             `<<-` <- base::`<<-`
[10:55:41.734]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[10:55:41.734]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[10:55:41.734]                   3L)]
[10:55:41.734]             }
[10:55:41.734]             function(cond) {
[10:55:41.734]                 is_error <- inherits(cond, "error")
[10:55:41.734]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[10:55:41.734]                   NULL)
[10:55:41.734]                 if (is_error) {
[10:55:41.734]                   sessionInformation <- function() {
[10:55:41.734]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[10:55:41.734]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[10:55:41.734]                       search = base::search(), system = base::Sys.info())
[10:55:41.734]                   }
[10:55:41.734]                   ...future.conditions[[length(...future.conditions) + 
[10:55:41.734]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[10:55:41.734]                     cond$call), session = sessionInformation(), 
[10:55:41.734]                     timestamp = base::Sys.time(), signaled = 0L)
[10:55:41.734]                   signalCondition(cond)
[10:55:41.734]                 }
[10:55:41.734]                 else if (!ignore && TRUE && inherits(cond, "condition")) {
[10:55:41.734]                   signal <- FALSE && inherits(cond, character(0))
[10:55:41.734]                   ...future.conditions[[length(...future.conditions) + 
[10:55:41.734]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[10:55:41.734]                   if (FALSE && !signal) {
[10:55:41.734]                     muffleCondition <- function (cond, pattern = "^muffle") 
[10:55:41.734]                     {
[10:55:41.734]                       inherits <- base::inherits
[10:55:41.734]                       invokeRestart <- base::invokeRestart
[10:55:41.734]                       is.null <- base::is.null
[10:55:41.734]                       muffled <- FALSE
[10:55:41.734]                       if (inherits(cond, "message")) {
[10:55:41.734]                         muffled <- grepl(pattern, "muffleMessage")
[10:55:41.734]                         if (muffled) 
[10:55:41.734]                           invokeRestart("muffleMessage")
[10:55:41.734]                       }
[10:55:41.734]                       else if (inherits(cond, "warning")) {
[10:55:41.734]                         muffled <- grepl(pattern, "muffleWarning")
[10:55:41.734]                         if (muffled) 
[10:55:41.734]                           invokeRestart("muffleWarning")
[10:55:41.734]                       }
[10:55:41.734]                       else if (inherits(cond, "condition")) {
[10:55:41.734]                         if (!is.null(pattern)) {
[10:55:41.734]                           computeRestarts <- base::computeRestarts
[10:55:41.734]                           grepl <- base::grepl
[10:55:41.734]                           restarts <- computeRestarts(cond)
[10:55:41.734]                           for (restart in restarts) {
[10:55:41.734]                             name <- restart$name
[10:55:41.734]                             if (is.null(name)) 
[10:55:41.734]                               next
[10:55:41.734]                             if (!grepl(pattern, name)) 
[10:55:41.734]                               next
[10:55:41.734]                             invokeRestart(restart)
[10:55:41.734]                             muffled <- TRUE
[10:55:41.734]                             break
[10:55:41.734]                           }
[10:55:41.734]                         }
[10:55:41.734]                       }
[10:55:41.734]                       invisible(muffled)
[10:55:41.734]                     }
[10:55:41.734]                     muffleCondition(cond, pattern = "^muffle")
[10:55:41.734]                   }
[10:55:41.734]                 }
[10:55:41.734]                 else {
[10:55:41.734]                   if (TRUE) {
[10:55:41.734]                     muffleCondition <- function (cond, pattern = "^muffle") 
[10:55:41.734]                     {
[10:55:41.734]                       inherits <- base::inherits
[10:55:41.734]                       invokeRestart <- base::invokeRestart
[10:55:41.734]                       is.null <- base::is.null
[10:55:41.734]                       muffled <- FALSE
[10:55:41.734]                       if (inherits(cond, "message")) {
[10:55:41.734]                         muffled <- grepl(pattern, "muffleMessage")
[10:55:41.734]                         if (muffled) 
[10:55:41.734]                           invokeRestart("muffleMessage")
[10:55:41.734]                       }
[10:55:41.734]                       else if (inherits(cond, "warning")) {
[10:55:41.734]                         muffled <- grepl(pattern, "muffleWarning")
[10:55:41.734]                         if (muffled) 
[10:55:41.734]                           invokeRestart("muffleWarning")
[10:55:41.734]                       }
[10:55:41.734]                       else if (inherits(cond, "condition")) {
[10:55:41.734]                         if (!is.null(pattern)) {
[10:55:41.734]                           computeRestarts <- base::computeRestarts
[10:55:41.734]                           grepl <- base::grepl
[10:55:41.734]                           restarts <- computeRestarts(cond)
[10:55:41.734]                           for (restart in restarts) {
[10:55:41.734]                             name <- restart$name
[10:55:41.734]                             if (is.null(name)) 
[10:55:41.734]                               next
[10:55:41.734]                             if (!grepl(pattern, name)) 
[10:55:41.734]                               next
[10:55:41.734]                             invokeRestart(restart)
[10:55:41.734]                             muffled <- TRUE
[10:55:41.734]                             break
[10:55:41.734]                           }
[10:55:41.734]                         }
[10:55:41.734]                       }
[10:55:41.734]                       invisible(muffled)
[10:55:41.734]                     }
[10:55:41.734]                     muffleCondition(cond, pattern = "^muffle")
[10:55:41.734]                   }
[10:55:41.734]                 }
[10:55:41.734]             }
[10:55:41.734]         }))
[10:55:41.734]     }, error = function(ex) {
[10:55:41.734]         base::structure(base::list(value = NULL, visible = NULL, 
[10:55:41.734]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[10:55:41.734]                 ...future.rng), started = ...future.startTime, 
[10:55:41.734]             finished = Sys.time(), session_uuid = NA_character_, 
[10:55:41.734]             version = "1.8"), class = "FutureResult")
[10:55:41.734]     }, finally = {
[10:55:41.734]         if (!identical(...future.workdir, getwd())) 
[10:55:41.734]             setwd(...future.workdir)
[10:55:41.734]         {
[10:55:41.734]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[10:55:41.734]                 ...future.oldOptions$nwarnings <- NULL
[10:55:41.734]             }
[10:55:41.734]             base::options(...future.oldOptions)
[10:55:41.734]             if (.Platform$OS.type == "windows") {
[10:55:41.734]                 old_names <- names(...future.oldEnvVars)
[10:55:41.734]                 envs <- base::Sys.getenv()
[10:55:41.734]                 names <- names(envs)
[10:55:41.734]                 common <- intersect(names, old_names)
[10:55:41.734]                 added <- setdiff(names, old_names)
[10:55:41.734]                 removed <- setdiff(old_names, names)
[10:55:41.734]                 changed <- common[...future.oldEnvVars[common] != 
[10:55:41.734]                   envs[common]]
[10:55:41.734]                 NAMES <- toupper(changed)
[10:55:41.734]                 args <- list()
[10:55:41.734]                 for (kk in seq_along(NAMES)) {
[10:55:41.734]                   name <- changed[[kk]]
[10:55:41.734]                   NAME <- NAMES[[kk]]
[10:55:41.734]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.734]                     next
[10:55:41.734]                   args[[name]] <- ...future.oldEnvVars[[name]]
[10:55:41.734]                 }
[10:55:41.734]                 NAMES <- toupper(added)
[10:55:41.734]                 for (kk in seq_along(NAMES)) {
[10:55:41.734]                   name <- added[[kk]]
[10:55:41.734]                   NAME <- NAMES[[kk]]
[10:55:41.734]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.734]                     next
[10:55:41.734]                   args[[name]] <- ""
[10:55:41.734]                 }
[10:55:41.734]                 NAMES <- toupper(removed)
[10:55:41.734]                 for (kk in seq_along(NAMES)) {
[10:55:41.734]                   name <- removed[[kk]]
[10:55:41.734]                   NAME <- NAMES[[kk]]
[10:55:41.734]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.734]                     next
[10:55:41.734]                   args[[name]] <- ...future.oldEnvVars[[name]]
[10:55:41.734]                 }
[10:55:41.734]                 if (length(args) > 0) 
[10:55:41.734]                   base::do.call(base::Sys.setenv, args = args)
[10:55:41.734]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[10:55:41.734]             }
[10:55:41.734]             else {
[10:55:41.734]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[10:55:41.734]             }
[10:55:41.734]             {
[10:55:41.734]                 if (base::length(...future.futureOptionsAdded) > 
[10:55:41.734]                   0L) {
[10:55:41.734]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[10:55:41.734]                   base::names(opts) <- ...future.futureOptionsAdded
[10:55:41.734]                   base::options(opts)
[10:55:41.734]                 }
[10:55:41.734]                 {
[10:55:41.734]                   NULL
[10:55:41.734]                   options(future.plan = NULL)
[10:55:41.734]                   if (is.na(NA_character_)) 
[10:55:41.734]                     Sys.unsetenv("R_FUTURE_PLAN")
[10:55:41.734]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[10:55:41.734]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[10:55:41.734]                     .init = FALSE)
[10:55:41.734]                 }
[10:55:41.734]             }
[10:55:41.734]         }
[10:55:41.734]     })
[10:55:41.734]     if (TRUE) {
[10:55:41.734]         base::sink(type = "output", split = FALSE)
[10:55:41.734]         if (TRUE) {
[10:55:41.734]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[10:55:41.734]         }
[10:55:41.734]         else {
[10:55:41.734]             ...future.result["stdout"] <- base::list(NULL)
[10:55:41.734]         }
[10:55:41.734]         base::close(...future.stdout)
[10:55:41.734]         ...future.stdout <- NULL
[10:55:41.734]     }
[10:55:41.734]     ...future.result$conditions <- ...future.conditions
[10:55:41.734]     ...future.result$finished <- base::Sys.time()
[10:55:41.734]     ...future.result
[10:55:41.734] }
[10:55:41.738] - Launch lazy future ... done
[10:55:41.739] run() for 'MiraiFuture' ... done
[1] 6
[10:55:41.741] ** Sum function 'D' with plan('mirai_multisession') ...function (x, y) 
{
    message("Arguments '...' exists: ", exists("...", inherits = TRUE))
    y %<-% {
        sum(x, y, ...)
    }
    y
}
Arguments '...' exists: FALSE
[10:55:41.744] getGlobalsAndPackages() ...
[10:55:41.744] Searching for globals...
[10:55:41.746] - globals found: [5] '{', 'sum', 'x', 'y', '...'
[10:55:41.746] Searching for globals ... DONE
[10:55:41.746] Resolving globals: FALSE
[10:55:41.746] Tweak future expression to call with '...' arguments ...
[10:55:41.747] The total size of the 2 globals is 112 bytes (112 bytes)
[10:55:41.747] The total size of the 2 globals exported for future expression ('{; sum(x, y, ...); }') is 112 bytes.. This exceeds the maximum allowed size of 500.00 MiB (option 'future.globals.maxSize'). There are two globals: 'x' (56 bytes of class 'numeric') and 'y' (56 bytes of class 'numeric')
[10:55:41.747] - globals: [2] 'x', 'y'
[10:55:41.748] 
[10:55:41.748] getGlobalsAndPackages() ... DONE
[10:55:41.748] run() for 'Future' ...
[10:55:41.748] - state: 'created'
[10:55:41.748] - Future backend: 'FutureStrategy', 'mirai_multisession', 'mirai_cluster', 'mirai', 'multiprocess', 'future', 'function'
[10:55:41.751] - Future class: 'MiraiFuture', 'MultiprocessFuture', 'Future', 'environment'
[10:55:41.751] - Copy elements of temporary 'MiraiFuture' to final 'Future' object ...
[10:55:41.751]   - Field: 'label'
[10:55:41.751]   - Field: 'local'
[10:55:41.751]   - Field: 'owner'
[10:55:41.752]   - Field: 'envir'
[10:55:41.752]   - Field: 'packages'
[10:55:41.752]   - Field: 'gc'
[10:55:41.752]   - Field: 'conditions'
[10:55:41.752]   - Field: 'expr'
[10:55:41.753]   - Field: 'uuid'
[10:55:41.753]   - Field: 'seed'
[10:55:41.753]   - Field: 'version'
[10:55:41.753]   - Field: 'result'
[10:55:41.753]   - Field: 'asynchronous'
[10:55:41.753]   - Field: 'calls'
[10:55:41.754]   - Field: 'globals'
[10:55:41.754]   - Field: 'stdout'
[10:55:41.754]   - Field: 'earlySignal'
[10:55:41.754]   - Field: 'lazy'
[10:55:41.754]   - Field: 'state'
[10:55:41.754]   - Field: '.cluster'
[10:55:41.755] - Copy elements of temporary 'MiraiFuture' to final 'Future' object ... done
[10:55:41.755] - Launch lazy future ...
[10:55:41.755] Packages needed by the future expression (n = 0): <none>
[10:55:41.755] Packages needed by future strategies (n = 0): <none>
[10:55:41.756] {
[10:55:41.756]     {
[10:55:41.756]         {
[10:55:41.756]             ...future.startTime <- base::Sys.time()
[10:55:41.756]             {
[10:55:41.756]                 {
[10:55:41.756]                   {
[10:55:41.756]                     base::local({
[10:55:41.756]                       has_future <- base::requireNamespace("future", 
[10:55:41.756]                         quietly = TRUE)
[10:55:41.756]                       if (has_future) {
[10:55:41.756]                         ns <- base::getNamespace("future")
[10:55:41.756]                         version <- ns[[".package"]][["version"]]
[10:55:41.756]                         if (is.null(version)) 
[10:55:41.756]                           version <- utils::packageVersion("future")
[10:55:41.756]                       }
[10:55:41.756]                       else {
[10:55:41.756]                         version <- NULL
[10:55:41.756]                       }
[10:55:41.756]                       if (!has_future || version < "1.8.0") {
[10:55:41.756]                         info <- base::c(r_version = base::gsub("R version ", 
[10:55:41.756]                           "", base::R.version$version.string), 
[10:55:41.756]                           platform = base::sprintf("%s (%s-bit)", 
[10:55:41.756]                             base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[10:55:41.756]                           os = base::paste(base::Sys.info()[base::c("sysname", 
[10:55:41.756]                             "release", "version")], collapse = " "), 
[10:55:41.756]                           hostname = base::Sys.info()[["nodename"]])
[10:55:41.756]                         info <- base::sprintf("%s: %s", base::names(info), 
[10:55:41.756]                           info)
[10:55:41.756]                         info <- base::paste(info, collapse = "; ")
[10:55:41.756]                         if (!has_future) {
[10:55:41.756]                           msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[10:55:41.756]                             info)
[10:55:41.756]                         }
[10:55:41.756]                         else {
[10:55:41.756]                           msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[10:55:41.756]                             info, version)
[10:55:41.756]                         }
[10:55:41.756]                         base::stop(msg)
[10:55:41.756]                       }
[10:55:41.756]                     })
[10:55:41.756]                   }
[10:55:41.756]                   ...future.strategy.old <- future::plan("list")
[10:55:41.756]                   options(future.plan = NULL)
[10:55:41.756]                   Sys.unsetenv("R_FUTURE_PLAN")
[10:55:41.756]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[10:55:41.756]                 }
[10:55:41.756]                 ...future.workdir <- getwd()
[10:55:41.756]             }
[10:55:41.756]             ...future.oldOptions <- base::as.list(base::.Options)
[10:55:41.756]             ...future.oldEnvVars <- base::Sys.getenv()
[10:55:41.756]         }
[10:55:41.756]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[10:55:41.756]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[10:55:41.756]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[10:55:41.756]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[10:55:41.756]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[10:55:41.756]             future.stdout.windows.reencode = NULL, width = 80L)
[10:55:41.756]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[10:55:41.756]             base::names(...future.oldOptions))
[10:55:41.756]     }
[10:55:41.756]     if (FALSE) {
[10:55:41.756]     }
[10:55:41.756]     else {
[10:55:41.756]         if (TRUE) {
[10:55:41.756]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[10:55:41.756]                 open = "w")
[10:55:41.756]         }
[10:55:41.756]         else {
[10:55:41.756]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[10:55:41.756]                 windows = "NUL", "/dev/null"), open = "w")
[10:55:41.756]         }
[10:55:41.756]         base::sink(...future.stdout, type = "output", split = FALSE)
[10:55:41.756]         base::on.exit(if (!base::is.null(...future.stdout)) {
[10:55:41.756]             base::sink(type = "output", split = FALSE)
[10:55:41.756]             base::close(...future.stdout)
[10:55:41.756]         }, add = TRUE)
[10:55:41.756]     }
[10:55:41.756]     ...future.frame <- base::sys.nframe()
[10:55:41.756]     ...future.conditions <- base::list()
[10:55:41.756]     ...future.rng <- base::globalenv()$.Random.seed
[10:55:41.756]     if (FALSE) {
[10:55:41.756]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[10:55:41.756]             "...future.value", "...future.globalenv.names", ".Random.seed")
[10:55:41.756]     }
[10:55:41.756]     ...future.result <- base::tryCatch({
[10:55:41.756]         base::withCallingHandlers({
[10:55:41.756]             ...future.value <- base::withVisible(base::local({
[10:55:41.756]                 sum(x, y, ...)
[10:55:41.756]             }))
[10:55:41.756]             future::FutureResult(value = ...future.value$value, 
[10:55:41.756]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[10:55:41.756]                   ...future.rng), globalenv = if (FALSE) 
[10:55:41.756]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[10:55:41.756]                     ...future.globalenv.names))
[10:55:41.756]                 else NULL, started = ...future.startTime, version = "1.8")
[10:55:41.756]         }, condition = base::local({
[10:55:41.756]             c <- base::c
[10:55:41.756]             inherits <- base::inherits
[10:55:41.756]             invokeRestart <- base::invokeRestart
[10:55:41.756]             length <- base::length
[10:55:41.756]             list <- base::list
[10:55:41.756]             seq.int <- base::seq.int
[10:55:41.756]             signalCondition <- base::signalCondition
[10:55:41.756]             sys.calls <- base::sys.calls
[10:55:41.756]             `[[` <- base::`[[`
[10:55:41.756]             `+` <- base::`+`
[10:55:41.756]             `<<-` <- base::`<<-`
[10:55:41.756]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[10:55:41.756]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[10:55:41.756]                   3L)]
[10:55:41.756]             }
[10:55:41.756]             function(cond) {
[10:55:41.756]                 is_error <- inherits(cond, "error")
[10:55:41.756]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[10:55:41.756]                   NULL)
[10:55:41.756]                 if (is_error) {
[10:55:41.756]                   sessionInformation <- function() {
[10:55:41.756]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[10:55:41.756]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[10:55:41.756]                       search = base::search(), system = base::Sys.info())
[10:55:41.756]                   }
[10:55:41.756]                   ...future.conditions[[length(...future.conditions) + 
[10:55:41.756]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[10:55:41.756]                     cond$call), session = sessionInformation(), 
[10:55:41.756]                     timestamp = base::Sys.time(), signaled = 0L)
[10:55:41.756]                   signalCondition(cond)
[10:55:41.756]                 }
[10:55:41.756]                 else if (!ignore && TRUE && inherits(cond, "condition")) {
[10:55:41.756]                   signal <- FALSE && inherits(cond, character(0))
[10:55:41.756]                   ...future.conditions[[length(...future.conditions) + 
[10:55:41.756]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[10:55:41.756]                   if (FALSE && !signal) {
[10:55:41.756]                     muffleCondition <- function (cond, pattern = "^muffle") 
[10:55:41.756]                     {
[10:55:41.756]                       inherits <- base::inherits
[10:55:41.756]                       invokeRestart <- base::invokeRestart
[10:55:41.756]                       is.null <- base::is.null
[10:55:41.756]                       muffled <- FALSE
[10:55:41.756]                       if (inherits(cond, "message")) {
[10:55:41.756]                         muffled <- grepl(pattern, "muffleMessage")
[10:55:41.756]                         if (muffled) 
[10:55:41.756]                           invokeRestart("muffleMessage")
[10:55:41.756]                       }
[10:55:41.756]                       else if (inherits(cond, "warning")) {
[10:55:41.756]                         muffled <- grepl(pattern, "muffleWarning")
[10:55:41.756]                         if (muffled) 
[10:55:41.756]                           invokeRestart("muffleWarning")
[10:55:41.756]                       }
[10:55:41.756]                       else if (inherits(cond, "condition")) {
[10:55:41.756]                         if (!is.null(pattern)) {
[10:55:41.756]                           computeRestarts <- base::computeRestarts
[10:55:41.756]                           grepl <- base::grepl
[10:55:41.756]                           restarts <- computeRestarts(cond)
[10:55:41.756]                           for (restart in restarts) {
[10:55:41.756]                             name <- restart$name
[10:55:41.756]                             if (is.null(name)) 
[10:55:41.756]                               next
[10:55:41.756]                             if (!grepl(pattern, name)) 
[10:55:41.756]                               next
[10:55:41.756]                             invokeRestart(restart)
[10:55:41.756]                             muffled <- TRUE
[10:55:41.756]                             break
[10:55:41.756]                           }
[10:55:41.756]                         }
[10:55:41.756]                       }
[10:55:41.756]                       invisible(muffled)
[10:55:41.756]                     }
[10:55:41.756]                     muffleCondition(cond, pattern = "^muffle")
[10:55:41.756]                   }
[10:55:41.756]                 }
[10:55:41.756]                 else {
[10:55:41.756]                   if (TRUE) {
[10:55:41.756]                     muffleCondition <- function (cond, pattern = "^muffle") 
[10:55:41.756]                     {
[10:55:41.756]                       inherits <- base::inherits
[10:55:41.756]                       invokeRestart <- base::invokeRestart
[10:55:41.756]                       is.null <- base::is.null
[10:55:41.756]                       muffled <- FALSE
[10:55:41.756]                       if (inherits(cond, "message")) {
[10:55:41.756]                         muffled <- grepl(pattern, "muffleMessage")
[10:55:41.756]                         if (muffled) 
[10:55:41.756]                           invokeRestart("muffleMessage")
[10:55:41.756]                       }
[10:55:41.756]                       else if (inherits(cond, "warning")) {
[10:55:41.756]                         muffled <- grepl(pattern, "muffleWarning")
[10:55:41.756]                         if (muffled) 
[10:55:41.756]                           invokeRestart("muffleWarning")
[10:55:41.756]                       }
[10:55:41.756]                       else if (inherits(cond, "condition")) {
[10:55:41.756]                         if (!is.null(pattern)) {
[10:55:41.756]                           computeRestarts <- base::computeRestarts
[10:55:41.756]                           grepl <- base::grepl
[10:55:41.756]                           restarts <- computeRestarts(cond)
[10:55:41.756]                           for (restart in restarts) {
[10:55:41.756]                             name <- restart$name
[10:55:41.756]                             if (is.null(name)) 
[10:55:41.756]                               next
[10:55:41.756]                             if (!grepl(pattern, name)) 
[10:55:41.756]                               next
[10:55:41.756]                             invokeRestart(restart)
[10:55:41.756]                             muffled <- TRUE
[10:55:41.756]                             break
[10:55:41.756]                           }
[10:55:41.756]                         }
[10:55:41.756]                       }
[10:55:41.756]                       invisible(muffled)
[10:55:41.756]                     }
[10:55:41.756]                     muffleCondition(cond, pattern = "^muffle")
[10:55:41.756]                   }
[10:55:41.756]                 }
[10:55:41.756]             }
[10:55:41.756]         }))
[10:55:41.756]     }, error = function(ex) {
[10:55:41.756]         base::structure(base::list(value = NULL, visible = NULL, 
[10:55:41.756]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[10:55:41.756]                 ...future.rng), started = ...future.startTime, 
[10:55:41.756]             finished = Sys.time(), session_uuid = NA_character_, 
[10:55:41.756]             version = "1.8"), class = "FutureResult")
[10:55:41.756]     }, finally = {
[10:55:41.756]         if (!identical(...future.workdir, getwd())) 
[10:55:41.756]             setwd(...future.workdir)
[10:55:41.756]         {
[10:55:41.756]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[10:55:41.756]                 ...future.oldOptions$nwarnings <- NULL
[10:55:41.756]             }
[10:55:41.756]             base::options(...future.oldOptions)
[10:55:41.756]             if (.Platform$OS.type == "windows") {
[10:55:41.756]                 old_names <- names(...future.oldEnvVars)
[10:55:41.756]                 envs <- base::Sys.getenv()
[10:55:41.756]                 names <- names(envs)
[10:55:41.756]                 common <- intersect(names, old_names)
[10:55:41.756]                 added <- setdiff(names, old_names)
[10:55:41.756]                 removed <- setdiff(old_names, names)
[10:55:41.756]                 changed <- common[...future.oldEnvVars[common] != 
[10:55:41.756]                   envs[common]]
[10:55:41.756]                 NAMES <- toupper(changed)
[10:55:41.756]                 args <- list()
[10:55:41.756]                 for (kk in seq_along(NAMES)) {
[10:55:41.756]                   name <- changed[[kk]]
[10:55:41.756]                   NAME <- NAMES[[kk]]
[10:55:41.756]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.756]                     next
[10:55:41.756]                   args[[name]] <- ...future.oldEnvVars[[name]]
[10:55:41.756]                 }
[10:55:41.756]                 NAMES <- toupper(added)
[10:55:41.756]                 for (kk in seq_along(NAMES)) {
[10:55:41.756]                   name <- added[[kk]]
[10:55:41.756]                   NAME <- NAMES[[kk]]
[10:55:41.756]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.756]                     next
[10:55:41.756]                   args[[name]] <- ""
[10:55:41.756]                 }
[10:55:41.756]                 NAMES <- toupper(removed)
[10:55:41.756]                 for (kk in seq_along(NAMES)) {
[10:55:41.756]                   name <- removed[[kk]]
[10:55:41.756]                   NAME <- NAMES[[kk]]
[10:55:41.756]                   if (name != NAME && is.element(NAME, old_names)) 
[10:55:41.756]                     next
[10:55:41.756]                   args[[name]] <- ...future.oldEnvVars[[name]]
[10:55:41.756]                 }
[10:55:41.756]                 if (length(args) > 0) 
[10:55:41.756]                   base::do.call(base::Sys.setenv, args = args)
[10:55:41.756]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[10:55:41.756]             }
[10:55:41.756]             else {
[10:55:41.756]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[10:55:41.756]             }
[10:55:41.756]             {
[10:55:41.756]                 if (base::length(...future.futureOptionsAdded) > 
[10:55:41.756]                   0L) {
[10:55:41.756]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[10:55:41.756]                   base::names(opts) <- ...future.futureOptionsAdded
[10:55:41.756]                   base::options(opts)
[10:55:41.756]                 }
[10:55:41.756]                 {
[10:55:41.756]                   NULL
[10:55:41.756]                   options(future.plan = NULL)
[10:55:41.756]                   if (is.na(NA_character_)) 
[10:55:41.756]                     Sys.unsetenv("R_FUTURE_PLAN")
[10:55:41.756]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[10:55:41.756]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[10:55:41.756]                     .init = FALSE)
[10:55:41.756]                 }
[10:55:41.756]             }
[10:55:41.756]         }
[10:55:41.756]     })
[10:55:41.756]     if (TRUE) {
[10:55:41.756]         base::sink(type = "output", split = FALSE)
[10:55:41.756]         if (TRUE) {
[10:55:41.756]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[10:55:41.756]         }
[10:55:41.756]         else {
[10:55:41.756]             ...future.result["stdout"] <- base::list(NULL)
[10:55:41.756]         }
[10:55:41.756]         base::close(...future.stdout)
[10:55:41.756]         ...future.stdout <- NULL
[10:55:41.756]     }
[10:55:41.756]     ...future.result$conditions <- ...future.conditions
[10:55:41.756]     ...future.result$finished <- base::Sys.time()
[10:55:41.756]     ...future.result
[10:55:41.756] }
[10:55:41.760] - Launch lazy future ... done
[10:55:41.760] run() for 'MiraiFuture' ... done
[10:55:41.762] signalConditions() ...
[10:55:41.762]  - include = 'immediateCondition'
[10:55:41.763]  - exclude = 
[10:55:41.763]  - resignal = FALSE
[10:55:41.763]  - Number of conditions: 1
[10:55:41.763] signalConditions() ... done
[10:55:41.763] Future state: 'finished'
[10:55:41.764] signalConditions() ...
[10:55:41.764]  - include = 'condition'
[10:55:41.764]  - exclude = 'immediateCondition'
[10:55:41.764]  - resignal = TRUE
[10:55:41.764]  - Number of conditions: 1
[10:55:41.765]  - Condition #1: 'simpleError', 'error', 'condition'
[10:55:41.765] signalConditions() ... done
<simpleError in eval(quote({    sum(x, y, ...)}), new.env()): '...' used in an incorrect context>
> 
> message("*** Global argument '...' in futures ... DONE")
*** Global argument '...' in futures ... DONE
> 
> source("incl/end.R")
> 
> proc.time()
   user  system elapsed 
   0.43    0.17    1.07