R Under development (unstable) (2024-07-28 r86931 ucrt) -- "Unsuffered Consequences"
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Platform: x86_64-w64-mingw32/x64

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> source("incl/start.R")
[17:28:19.183] plan(): Setting new future strategy stack:
[17:28:19.185] List of future strategies:
[17:28:19.185] 1. sequential:
[17:28:19.185]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:28:19.185]    - tweaked: FALSE
[17:28:19.185]    - call: future::plan("sequential")
[17:28:19.211] plan(): nbrOfWorkers() = 1
> 
> ## Local functions
> usedNodes <- function(future) {
+   ## Number of unresolved cluster futures
+   workers <- future$workers
+   reg <- sprintf("workers-%s", attr(workers, "name"))
+   c(used = length(future:::FutureRegistry(reg, action = "list")), total = length(workers))
+ }
> 
> ## This test requires at least two background processes
> plan(multisession, workers = 2L)
[17:28:19.222] plan(): Setting new future strategy stack:
[17:28:19.223] List of future strategies:
[17:28:19.223] 1. multisession:
[17:28:19.223]    - args: function (..., workers = 2L, envir = parent.frame())
[17:28:19.223]    - tweaked: TRUE
[17:28:19.223]    - call: plan(multisession, workers = 2L)
[17:28:19.247] plan(): plan_init() of 'tweaked', 'multisession', 'cluster', 'multiprocess', 'future', 'function' ...
[17:28:19.247] multisession:
[17:28:19.247] - args: function (..., workers = 2L, envir = parent.frame())
[17:28:19.247] - tweaked: TRUE
[17:28:19.247] - call: plan(multisession, workers = 2L)
[17:28:19.249] getGlobalsAndPackages() ...
[17:28:19.250] Not searching for globals
[17:28:19.250] - globals: [0] <none>
[17:28:19.250] getGlobalsAndPackages() ... DONE
[17:28:19.251] [local output] makeClusterPSOCK() ...
[17:28:19.295] [local output] Workers: [n = 2] 'localhost', 'localhost'
[17:28:19.302] [local output] Base port: 35386
[17:28:19.302] [local output] Getting setup options for 2 cluster nodes ...
[17:28:19.302] [local output]  - Node #1 of 2 ...
[17:28:19.303] [local output] localMachine=TRUE => revtunnel=FALSE

[17:28:19.305] Testing if worker's PID can be inferred: '"D:/RCompile/recent/R/bin/x64/Rscript" -e "try(suppressWarnings(cat(Sys.getpid(),file=\"D:/temp/Rtmpi49ebE/worker.rank=1.parallelly.parent=69180.10e3c60d24d02.pid\")), silent = TRUE)" -e "file.exists(\"D:/temp/Rtmpi49ebE/worker.rank=1.parallelly.parent=69180.10e3c60d24d02.pid\")"'
[17:28:19.862] - Possible to infer worker's PID: TRUE
[17:28:19.863] [local output] Rscript port: 35386

[17:28:19.864] [local output]  - Node #2 of 2 ...
[17:28:19.865] [local output] localMachine=TRUE => revtunnel=FALSE

[17:28:19.867] [local output] Rscript port: 35386

[17:28:19.868] [local output] Getting setup options for 2 cluster nodes ... done
[17:28:19.868] [local output]  - Parallel setup requested for some PSOCK nodes
[17:28:19.870] [local output] Setting up PSOCK nodes in parallel
[17:28:19.870] List of 36
[17:28:19.870]  $ worker          : chr "localhost"
[17:28:19.870]   ..- attr(*, "localhost")= logi TRUE
[17:28:19.870]  $ master          : chr "localhost"
[17:28:19.870]  $ port            : int 35386
[17:28:19.870]  $ connectTimeout  : num 120
[17:28:19.870]  $ timeout         : num 120
[17:28:19.870]  $ rscript         : chr "\"D:/RCompile/recent/R/bin/x64/Rscript\""
[17:28:19.870]  $ homogeneous     : logi TRUE
[17:28:19.870]  $ rscript_args    : chr "--default-packages=datasets,utils,grDevices,graphics,stats,methods -e \"#label=invalid-owner.R:69180:CRANWIN3:C"| __truncated__
[17:28:19.870]  $ rscript_envs    : NULL
[17:28:19.870]  $ rscript_libs    : chr [1:2] "D:/temp/RtmpsXpk4j/RLIBS_1097c668d2fda" "D:/RCompile/recent/R/library"
[17:28:19.870]  $ rscript_startup : NULL
[17:28:19.870]  $ rscript_sh      : chr [1:2] "cmd" "cmd"
[17:28:19.870]  $ default_packages: chr [1:6] "datasets" "utils" "grDevices" "graphics" ...
[17:28:19.870]  $ methods         : logi TRUE
[17:28:19.870]  $ socketOptions   : chr "no-delay"
[17:28:19.870]  $ useXDR          : logi FALSE
[17:28:19.870]  $ outfile         : chr "/dev/null"
[17:28:19.870]  $ renice          : int NA
[17:28:19.870]  $ rshcmd          : NULL
[17:28:19.870]  $ user            : chr(0) 
[17:28:19.870]  $ revtunnel       : logi FALSE
[17:28:19.870]  $ rshlogfile      : NULL
[17:28:19.870]  $ rshopts         : chr(0) 
[17:28:19.870]  $ rank            : int 1
[17:28:19.870]  $ manual          : logi FALSE
[17:28:19.870]  $ dryrun          : logi FALSE
[17:28:19.870]  $ quiet           : logi FALSE
[17:28:19.870]  $ setup_strategy  : chr "parallel"
[17:28:19.870]  $ local_cmd       : chr "\"D:/RCompile/recent/R/bin/x64/Rscript\" --default-packages=datasets,utils,grDevices,graphics,stats,methods -e "| __truncated__
[17:28:19.870]  $ pidfile         : chr "D:/temp/Rtmpi49ebE/worker.rank=1.parallelly.parent=69180.10e3c60d24d02.pid"
[17:28:19.870]  $ rshcmd_label    : NULL
[17:28:19.870]  $ rsh_call        : NULL
[17:28:19.870]  $ cmd             : chr "\"D:/RCompile/recent/R/bin/x64/Rscript\" --default-packages=datasets,utils,grDevices,graphics,stats,methods -e "| __truncated__
[17:28:19.870]  $ localMachine    : logi TRUE
[17:28:19.870]  $ make_fcn        :function (worker = getOption2("parallelly.localhost.hostname", "localhost"), 
[17:28:19.870]     master = NULL, port, connectTimeout = getOption2("parallelly.makeNodePSOCK.connectTimeout", 
[17:28:19.870]         2 * 60), timeout = getOption2("parallelly.makeNodePSOCK.timeout", 
[17:28:19.870]         30 * 24 * 60 * 60), rscript = NULL, homogeneous = NULL, rscript_args = NULL, 
[17:28:19.870]     rscript_envs = NULL, rscript_libs = NULL, rscript_startup = NULL, rscript_sh = c("auto", 
[17:28:19.870]         "cmd", "sh", "none"), default_packages = c("datasets", "utils", 
[17:28:19.870]         "grDevices", "graphics", "stats", if (methods) "methods"), methods = TRUE, 
[17:28:19.870]     socketOptions = getOption2("parallelly.makeNodePSOCK.socketOptions", 
[17:28:19.870]         "no-delay"), useXDR = getOption2("parallelly.makeNodePSOCK.useXDR", 
[17:28:19.870]         FALSE), outfile = "/dev/null", renice = NA_integer_, rshcmd = getOption2("parallelly.makeNodePSOCK.rshcmd", 
[17:28:19.870]         NULL), user = NULL, revtunnel = NA, rshlogfile = NULL, rshopts = getOption2("parallelly.makeNodePSOCK.rshopts", 
[17:28:19.870]         NULL), rank = 1L, manual = FALSE, dryrun = FALSE, quiet = FALSE, 
[17:28:19.870]     setup_strategy = getOption2("parallelly.makeNodePSOCK.setup_strategy", 
[17:28:19.870]         "parallel"), action = c("launch", "options"), verbose = FALSE)  
[17:28:19.870]  $ arguments       :List of 28
[17:28:19.870]   ..$ worker          : chr "localhost"
[17:28:19.870]   ..$ master          : NULL
[17:28:19.870]   ..$ port            : int 35386
[17:28:19.870]   ..$ connectTimeout  : num 120
[17:28:19.870]   ..$ timeout         : num 120
[17:28:19.870]   ..$ rscript         : NULL
[17:28:19.870]   ..$ homogeneous     : NULL
[17:28:19.870]   ..$ rscript_args    : NULL
[17:28:19.870]   ..$ rscript_envs    : NULL
[17:28:19.870]   ..$ rscript_libs    : chr [1:2] "D:/temp/RtmpsXpk4j/RLIBS_1097c668d2fda" "D:/RCompile/recent/R/library"
[17:28:19.870]   ..$ rscript_startup : NULL
[17:28:19.870]   ..$ rscript_sh      : chr "auto"
[17:28:19.870]   ..$ default_packages: chr [1:6] "datasets" "utils" "grDevices" "graphics" ...
[17:28:19.870]   ..$ methods         : logi TRUE
[17:28:19.870]   ..$ socketOptions   : chr "no-delay"
[17:28:19.870]   ..$ useXDR          : logi FALSE
[17:28:19.870]   ..$ outfile         : chr "/dev/null"
[17:28:19.870]   ..$ renice          : int NA
[17:28:19.870]   ..$ rshcmd          : NULL
[17:28:19.870]   ..$ user            : NULL
[17:28:19.870]   ..$ revtunnel       : logi NA
[17:28:19.870]   ..$ rshlogfile      : NULL
[17:28:19.870]   ..$ rshopts         : NULL
[17:28:19.870]   ..$ rank            : int 1
[17:28:19.870]   ..$ manual          : logi FALSE
[17:28:19.870]   ..$ dryrun          : logi FALSE
[17:28:19.870]   ..$ quiet           : logi FALSE
[17:28:19.870]   ..$ setup_strategy  : chr "parallel"
[17:28:19.870]  - attr(*, "class")= chr [1:2] "makeNodePSOCKOptions" "makeNodeOptions"
[17:28:19.909] [local output] System call to launch all workers:
[17:28:19.909] [local output] "D:/RCompile/recent/R/bin/x64/Rscript" --default-packages=datasets,utils,grDevices,graphics,stats,methods -e "#label=invalid-owner.R:69180:CRANWIN3:CRAN" -e "try(suppressWarnings(cat(Sys.getpid(),file=\"D:/temp/Rtmpi49ebE/worker.rank=1.parallelly.parent=69180.10e3c60d24d02.pid\")), silent = TRUE)" -e "options(socketOptions = \"no-delay\")" -e ".libPaths(c(\"D:/temp/RtmpsXpk4j/RLIBS_1097c668d2fda\",\"D:/RCompile/recent/R/library\"))" -e "workRSOCK <- tryCatch(parallel:::.workRSOCK, error=function(e) parallel:::.slaveRSOCK); workRSOCK()" MASTER=localhost PORT=35386 OUT=/dev/null TIMEOUT=120 XDR=FALSE SETUPTIMEOUT=120 SETUPSTRATEGY=parallel
[17:28:19.909] [local output] Starting PSOCK main server
[17:28:19.919] [local output] Workers launched
[17:28:19.920] [local output] Waiting for workers to connect back
[17:28:19.920]  - [local output] 0 workers out of 2 ready
[17:28:20.191]  - [local output] 0 workers out of 2 ready
[17:28:20.192]  - [local output] 1 workers out of 2 ready
[17:28:20.194]  - [local output] 1 workers out of 2 ready
[17:28:20.195]  - [local output] 2 workers out of 2 ready
[17:28:20.195] [local output] Launching of 2 workers completed
[17:28:20.195] [local output] Number of nodes in cluster: 2
[17:28:20.196] [local output] Collecting session information from 2 workers
[17:28:20.197] [local output]  - Worker #1 of 2
[17:28:20.198] [local output]  - Worker #2 of 2
[17:28:20.198] [local output] makeClusterPSOCK() ... done
[17:28:20.213] Packages needed by the future expression (n = 0): <none>
[17:28:20.214] Packages needed by future strategies (n = 0): <none>
[17:28:20.215] {
[17:28:20.215]     {
[17:28:20.215]         {
[17:28:20.215]             ...future.startTime <- base::Sys.time()
[17:28:20.215]             {
[17:28:20.215]                 {
[17:28:20.215]                   {
[17:28:20.215]                     {
[17:28:20.215]                       base::local({
[17:28:20.215]                         has_future <- base::requireNamespace("future", 
[17:28:20.215]                           quietly = TRUE)
[17:28:20.215]                         if (has_future) {
[17:28:20.215]                           ns <- base::getNamespace("future")
[17:28:20.215]                           version <- ns[[".package"]][["version"]]
[17:28:20.215]                           if (is.null(version)) 
[17:28:20.215]                             version <- utils::packageVersion("future")
[17:28:20.215]                         }
[17:28:20.215]                         else {
[17:28:20.215]                           version <- NULL
[17:28:20.215]                         }
[17:28:20.215]                         if (!has_future || version < "1.8.0") {
[17:28:20.215]                           info <- base::c(r_version = base::gsub("R version ", 
[17:28:20.215]                             "", base::R.version$version.string), 
[17:28:20.215]                             platform = base::sprintf("%s (%s-bit)", 
[17:28:20.215]                               base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:28:20.215]                             os = base::paste(base::Sys.info()[base::c("sysname", 
[17:28:20.215]                               "release", "version")], collapse = " "), 
[17:28:20.215]                             hostname = base::Sys.info()[["nodename"]])
[17:28:20.215]                           info <- base::sprintf("%s: %s", base::names(info), 
[17:28:20.215]                             info)
[17:28:20.215]                           info <- base::paste(info, collapse = "; ")
[17:28:20.215]                           if (!has_future) {
[17:28:20.215]                             msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:28:20.215]                               info)
[17:28:20.215]                           }
[17:28:20.215]                           else {
[17:28:20.215]                             msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:28:20.215]                               info, version)
[17:28:20.215]                           }
[17:28:20.215]                           base::stop(msg)
[17:28:20.215]                         }
[17:28:20.215]                       })
[17:28:20.215]                     }
[17:28:20.215]                     ...future.mc.cores.old <- base::getOption("mc.cores")
[17:28:20.215]                     base::options(mc.cores = 1L)
[17:28:20.215]                   }
[17:28:20.215]                   ...future.strategy.old <- future::plan("list")
[17:28:20.215]                   options(future.plan = NULL)
[17:28:20.215]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:28:20.215]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:28:20.215]                 }
[17:28:20.215]                 ...future.workdir <- getwd()
[17:28:20.215]             }
[17:28:20.215]             ...future.oldOptions <- base::as.list(base::.Options)
[17:28:20.215]             ...future.oldEnvVars <- base::Sys.getenv()
[17:28:20.215]         }
[17:28:20.215]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:28:20.215]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:28:20.215]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:28:20.215]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:28:20.215]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:28:20.215]             future.stdout.windows.reencode = NULL, width = 80L)
[17:28:20.215]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:28:20.215]             base::names(...future.oldOptions))
[17:28:20.215]     }
[17:28:20.215]     if (FALSE) {
[17:28:20.215]     }
[17:28:20.215]     else {
[17:28:20.215]         if (TRUE) {
[17:28:20.215]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:28:20.215]                 open = "w")
[17:28:20.215]         }
[17:28:20.215]         else {
[17:28:20.215]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:28:20.215]                 windows = "NUL", "/dev/null"), open = "w")
[17:28:20.215]         }
[17:28:20.215]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:28:20.215]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:28:20.215]             base::sink(type = "output", split = FALSE)
[17:28:20.215]             base::close(...future.stdout)
[17:28:20.215]         }, add = TRUE)
[17:28:20.215]     }
[17:28:20.215]     ...future.frame <- base::sys.nframe()
[17:28:20.215]     ...future.conditions <- base::list()
[17:28:20.215]     ...future.rng <- base::globalenv()$.Random.seed
[17:28:20.215]     if (FALSE) {
[17:28:20.215]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:28:20.215]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:28:20.215]     }
[17:28:20.215]     ...future.result <- base::tryCatch({
[17:28:20.215]         base::withCallingHandlers({
[17:28:20.215]             ...future.value <- base::withVisible(base::local({
[17:28:20.215]                 ...future.makeSendCondition <- base::local({
[17:28:20.215]                   sendCondition <- NULL
[17:28:20.215]                   function(frame = 1L) {
[17:28:20.215]                     if (is.function(sendCondition)) 
[17:28:20.215]                       return(sendCondition)
[17:28:20.215]                     ns <- getNamespace("parallel")
[17:28:20.215]                     if (exists("sendData", mode = "function", 
[17:28:20.215]                       envir = ns)) {
[17:28:20.215]                       parallel_sendData <- get("sendData", mode = "function", 
[17:28:20.215]                         envir = ns)
[17:28:20.215]                       envir <- sys.frame(frame)
[17:28:20.215]                       master <- NULL
[17:28:20.215]                       while (!identical(envir, .GlobalEnv) && 
[17:28:20.215]                         !identical(envir, emptyenv())) {
[17:28:20.215]                         if (exists("master", mode = "list", envir = envir, 
[17:28:20.215]                           inherits = FALSE)) {
[17:28:20.215]                           master <- get("master", mode = "list", 
[17:28:20.215]                             envir = envir, inherits = FALSE)
[17:28:20.215]                           if (inherits(master, c("SOCKnode", 
[17:28:20.215]                             "SOCK0node"))) {
[17:28:20.215]                             sendCondition <<- function(cond) {
[17:28:20.215]                               data <- list(type = "VALUE", value = cond, 
[17:28:20.215]                                 success = TRUE)
[17:28:20.215]                               parallel_sendData(master, data)
[17:28:20.215]                             }
[17:28:20.215]                             return(sendCondition)
[17:28:20.215]                           }
[17:28:20.215]                         }
[17:28:20.215]                         frame <- frame + 1L
[17:28:20.215]                         envir <- sys.frame(frame)
[17:28:20.215]                       }
[17:28:20.215]                     }
[17:28:20.215]                     sendCondition <<- function(cond) NULL
[17:28:20.215]                   }
[17:28:20.215]                 })
[17:28:20.215]                 withCallingHandlers({
[17:28:20.215]                   NA
[17:28:20.215]                 }, immediateCondition = function(cond) {
[17:28:20.215]                   sendCondition <- ...future.makeSendCondition()
[17:28:20.215]                   sendCondition(cond)
[17:28:20.215]                   muffleCondition <- function (cond, pattern = "^muffle") 
[17:28:20.215]                   {
[17:28:20.215]                     inherits <- base::inherits
[17:28:20.215]                     invokeRestart <- base::invokeRestart
[17:28:20.215]                     is.null <- base::is.null
[17:28:20.215]                     muffled <- FALSE
[17:28:20.215]                     if (inherits(cond, "message")) {
[17:28:20.215]                       muffled <- grepl(pattern, "muffleMessage")
[17:28:20.215]                       if (muffled) 
[17:28:20.215]                         invokeRestart("muffleMessage")
[17:28:20.215]                     }
[17:28:20.215]                     else if (inherits(cond, "warning")) {
[17:28:20.215]                       muffled <- grepl(pattern, "muffleWarning")
[17:28:20.215]                       if (muffled) 
[17:28:20.215]                         invokeRestart("muffleWarning")
[17:28:20.215]                     }
[17:28:20.215]                     else if (inherits(cond, "condition")) {
[17:28:20.215]                       if (!is.null(pattern)) {
[17:28:20.215]                         computeRestarts <- base::computeRestarts
[17:28:20.215]                         grepl <- base::grepl
[17:28:20.215]                         restarts <- computeRestarts(cond)
[17:28:20.215]                         for (restart in restarts) {
[17:28:20.215]                           name <- restart$name
[17:28:20.215]                           if (is.null(name)) 
[17:28:20.215]                             next
[17:28:20.215]                           if (!grepl(pattern, name)) 
[17:28:20.215]                             next
[17:28:20.215]                           invokeRestart(restart)
[17:28:20.215]                           muffled <- TRUE
[17:28:20.215]                           break
[17:28:20.215]                         }
[17:28:20.215]                       }
[17:28:20.215]                     }
[17:28:20.215]                     invisible(muffled)
[17:28:20.215]                   }
[17:28:20.215]                   muffleCondition(cond)
[17:28:20.215]                 })
[17:28:20.215]             }))
[17:28:20.215]             future::FutureResult(value = ...future.value$value, 
[17:28:20.215]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:28:20.215]                   ...future.rng), globalenv = if (FALSE) 
[17:28:20.215]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:28:20.215]                     ...future.globalenv.names))
[17:28:20.215]                 else NULL, started = ...future.startTime, version = "1.8")
[17:28:20.215]         }, condition = base::local({
[17:28:20.215]             c <- base::c
[17:28:20.215]             inherits <- base::inherits
[17:28:20.215]             invokeRestart <- base::invokeRestart
[17:28:20.215]             length <- base::length
[17:28:20.215]             list <- base::list
[17:28:20.215]             seq.int <- base::seq.int
[17:28:20.215]             signalCondition <- base::signalCondition
[17:28:20.215]             sys.calls <- base::sys.calls
[17:28:20.215]             `[[` <- base::`[[`
[17:28:20.215]             `+` <- base::`+`
[17:28:20.215]             `<<-` <- base::`<<-`
[17:28:20.215]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:28:20.215]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:28:20.215]                   3L)]
[17:28:20.215]             }
[17:28:20.215]             function(cond) {
[17:28:20.215]                 is_error <- inherits(cond, "error")
[17:28:20.215]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:28:20.215]                   NULL)
[17:28:20.215]                 if (is_error) {
[17:28:20.215]                   sessionInformation <- function() {
[17:28:20.215]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:28:20.215]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:28:20.215]                       search = base::search(), system = base::Sys.info())
[17:28:20.215]                   }
[17:28:20.215]                   ...future.conditions[[length(...future.conditions) + 
[17:28:20.215]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:28:20.215]                     cond$call), session = sessionInformation(), 
[17:28:20.215]                     timestamp = base::Sys.time(), signaled = 0L)
[17:28:20.215]                   signalCondition(cond)
[17:28:20.215]                 }
[17:28:20.215]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:28:20.215]                 "immediateCondition"))) {
[17:28:20.215]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:28:20.215]                   ...future.conditions[[length(...future.conditions) + 
[17:28:20.215]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:28:20.215]                   if (TRUE && !signal) {
[17:28:20.215]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:28:20.215]                     {
[17:28:20.215]                       inherits <- base::inherits
[17:28:20.215]                       invokeRestart <- base::invokeRestart
[17:28:20.215]                       is.null <- base::is.null
[17:28:20.215]                       muffled <- FALSE
[17:28:20.215]                       if (inherits(cond, "message")) {
[17:28:20.215]                         muffled <- grepl(pattern, "muffleMessage")
[17:28:20.215]                         if (muffled) 
[17:28:20.215]                           invokeRestart("muffleMessage")
[17:28:20.215]                       }
[17:28:20.215]                       else if (inherits(cond, "warning")) {
[17:28:20.215]                         muffled <- grepl(pattern, "muffleWarning")
[17:28:20.215]                         if (muffled) 
[17:28:20.215]                           invokeRestart("muffleWarning")
[17:28:20.215]                       }
[17:28:20.215]                       else if (inherits(cond, "condition")) {
[17:28:20.215]                         if (!is.null(pattern)) {
[17:28:20.215]                           computeRestarts <- base::computeRestarts
[17:28:20.215]                           grepl <- base::grepl
[17:28:20.215]                           restarts <- computeRestarts(cond)
[17:28:20.215]                           for (restart in restarts) {
[17:28:20.215]                             name <- restart$name
[17:28:20.215]                             if (is.null(name)) 
[17:28:20.215]                               next
[17:28:20.215]                             if (!grepl(pattern, name)) 
[17:28:20.215]                               next
[17:28:20.215]                             invokeRestart(restart)
[17:28:20.215]                             muffled <- TRUE
[17:28:20.215]                             break
[17:28:20.215]                           }
[17:28:20.215]                         }
[17:28:20.215]                       }
[17:28:20.215]                       invisible(muffled)
[17:28:20.215]                     }
[17:28:20.215]                     muffleCondition(cond, pattern = "^muffle")
[17:28:20.215]                   }
[17:28:20.215]                 }
[17:28:20.215]                 else {
[17:28:20.215]                   if (TRUE) {
[17:28:20.215]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:28:20.215]                     {
[17:28:20.215]                       inherits <- base::inherits
[17:28:20.215]                       invokeRestart <- base::invokeRestart
[17:28:20.215]                       is.null <- base::is.null
[17:28:20.215]                       muffled <- FALSE
[17:28:20.215]                       if (inherits(cond, "message")) {
[17:28:20.215]                         muffled <- grepl(pattern, "muffleMessage")
[17:28:20.215]                         if (muffled) 
[17:28:20.215]                           invokeRestart("muffleMessage")
[17:28:20.215]                       }
[17:28:20.215]                       else if (inherits(cond, "warning")) {
[17:28:20.215]                         muffled <- grepl(pattern, "muffleWarning")
[17:28:20.215]                         if (muffled) 
[17:28:20.215]                           invokeRestart("muffleWarning")
[17:28:20.215]                       }
[17:28:20.215]                       else if (inherits(cond, "condition")) {
[17:28:20.215]                         if (!is.null(pattern)) {
[17:28:20.215]                           computeRestarts <- base::computeRestarts
[17:28:20.215]                           grepl <- base::grepl
[17:28:20.215]                           restarts <- computeRestarts(cond)
[17:28:20.215]                           for (restart in restarts) {
[17:28:20.215]                             name <- restart$name
[17:28:20.215]                             if (is.null(name)) 
[17:28:20.215]                               next
[17:28:20.215]                             if (!grepl(pattern, name)) 
[17:28:20.215]                               next
[17:28:20.215]                             invokeRestart(restart)
[17:28:20.215]                             muffled <- TRUE
[17:28:20.215]                             break
[17:28:20.215]                           }
[17:28:20.215]                         }
[17:28:20.215]                       }
[17:28:20.215]                       invisible(muffled)
[17:28:20.215]                     }
[17:28:20.215]                     muffleCondition(cond, pattern = "^muffle")
[17:28:20.215]                   }
[17:28:20.215]                 }
[17:28:20.215]             }
[17:28:20.215]         }))
[17:28:20.215]     }, error = function(ex) {
[17:28:20.215]         base::structure(base::list(value = NULL, visible = NULL, 
[17:28:20.215]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:28:20.215]                 ...future.rng), started = ...future.startTime, 
[17:28:20.215]             finished = Sys.time(), session_uuid = NA_character_, 
[17:28:20.215]             version = "1.8"), class = "FutureResult")
[17:28:20.215]     }, finally = {
[17:28:20.215]         if (!identical(...future.workdir, getwd())) 
[17:28:20.215]             setwd(...future.workdir)
[17:28:20.215]         {
[17:28:20.215]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:28:20.215]                 ...future.oldOptions$nwarnings <- NULL
[17:28:20.215]             }
[17:28:20.215]             base::options(...future.oldOptions)
[17:28:20.215]             if (.Platform$OS.type == "windows") {
[17:28:20.215]                 old_names <- names(...future.oldEnvVars)
[17:28:20.215]                 envs <- base::Sys.getenv()
[17:28:20.215]                 names <- names(envs)
[17:28:20.215]                 common <- intersect(names, old_names)
[17:28:20.215]                 added <- setdiff(names, old_names)
[17:28:20.215]                 removed <- setdiff(old_names, names)
[17:28:20.215]                 changed <- common[...future.oldEnvVars[common] != 
[17:28:20.215]                   envs[common]]
[17:28:20.215]                 NAMES <- toupper(changed)
[17:28:20.215]                 args <- list()
[17:28:20.215]                 for (kk in seq_along(NAMES)) {
[17:28:20.215]                   name <- changed[[kk]]
[17:28:20.215]                   NAME <- NAMES[[kk]]
[17:28:20.215]                   if (name != NAME && is.element(NAME, old_names)) 
[17:28:20.215]                     next
[17:28:20.215]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:28:20.215]                 }
[17:28:20.215]                 NAMES <- toupper(added)
[17:28:20.215]                 for (kk in seq_along(NAMES)) {
[17:28:20.215]                   name <- added[[kk]]
[17:28:20.215]                   NAME <- NAMES[[kk]]
[17:28:20.215]                   if (name != NAME && is.element(NAME, old_names)) 
[17:28:20.215]                     next
[17:28:20.215]                   args[[name]] <- ""
[17:28:20.215]                 }
[17:28:20.215]                 NAMES <- toupper(removed)
[17:28:20.215]                 for (kk in seq_along(NAMES)) {
[17:28:20.215]                   name <- removed[[kk]]
[17:28:20.215]                   NAME <- NAMES[[kk]]
[17:28:20.215]                   if (name != NAME && is.element(NAME, old_names)) 
[17:28:20.215]                     next
[17:28:20.215]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:28:20.215]                 }
[17:28:20.215]                 if (length(args) > 0) 
[17:28:20.215]                   base::do.call(base::Sys.setenv, args = args)
[17:28:20.215]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:28:20.215]             }
[17:28:20.215]             else {
[17:28:20.215]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:28:20.215]             }
[17:28:20.215]             {
[17:28:20.215]                 if (base::length(...future.futureOptionsAdded) > 
[17:28:20.215]                   0L) {
[17:28:20.215]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:28:20.215]                   base::names(opts) <- ...future.futureOptionsAdded
[17:28:20.215]                   base::options(opts)
[17:28:20.215]                 }
[17:28:20.215]                 {
[17:28:20.215]                   {
[17:28:20.215]                     base::options(mc.cores = ...future.mc.cores.old)
[17:28:20.215]                     NULL
[17:28:20.215]                   }
[17:28:20.215]                   options(future.plan = NULL)
[17:28:20.215]                   if (is.na(NA_character_)) 
[17:28:20.215]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:28:20.215]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:28:20.215]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:28:20.215]                     .init = FALSE)
[17:28:20.215]                 }
[17:28:20.215]             }
[17:28:20.215]         }
[17:28:20.215]     })
[17:28:20.215]     if (TRUE) {
[17:28:20.215]         base::sink(type = "output", split = FALSE)
[17:28:20.215]         if (TRUE) {
[17:28:20.215]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:28:20.215]         }
[17:28:20.215]         else {
[17:28:20.215]             ...future.result["stdout"] <- base::list(NULL)
[17:28:20.215]         }
[17:28:20.215]         base::close(...future.stdout)
[17:28:20.215]         ...future.stdout <- NULL
[17:28:20.215]     }
[17:28:20.215]     ...future.result$conditions <- ...future.conditions
[17:28:20.215]     ...future.result$finished <- base::Sys.time()
[17:28:20.215]     ...future.result
[17:28:20.215] }
[17:28:20.332] MultisessionFuture started
[17:28:20.333] result() for ClusterFuture ...
[17:28:20.334] receiveMessageFromWorker() for ClusterFuture ...
[17:28:20.334] - Validating connection of MultisessionFuture
[17:28:20.419] - received message: FutureResult
[17:28:20.420] - Received FutureResult
[17:28:20.426] - Erased future from FutureRegistry
[17:28:20.426] result() for ClusterFuture ...
[17:28:20.427] - result already collected: FutureResult
[17:28:20.427] result() for ClusterFuture ... done
[17:28:20.427] receiveMessageFromWorker() for ClusterFuture ... done
[17:28:20.427] result() for ClusterFuture ... done
[17:28:20.428] result() for ClusterFuture ...
[17:28:20.428] - result already collected: FutureResult
[17:28:20.428] result() for ClusterFuture ... done
[17:28:20.429] plan(): plan_init() of 'tweaked', 'multisession', 'cluster', 'multiprocess', 'future', 'function' ... DONE
[17:28:20.429] plan(): nbrOfWorkers() = 2
> 
> message("*** future() - invalid ownership ...")
*** future() - invalid ownership ...
> 
> ## This R process
> session_uuid <- future:::session_uuid(attributes = TRUE)
> cat(sprintf("Main R process: %s\n", session_uuid))
Main R process: aeae44ba-ffaa-03d1-9ad0-d264b027a198
> 
> message("- Asserting ownership ...")
- Asserting ownership ...
> 
> message("Creating future #1:")
Creating future #1:
> f1 <- future({ future:::session_uuid(attributes = TRUE) })
[17:28:20.430] getGlobalsAndPackages() ...
[17:28:20.431] Searching for globals...
[17:28:20.444] - globals found: [2] '{', ':::'
[17:28:20.444] Searching for globals ... DONE
[17:28:20.444] Resolving globals: FALSE
[17:28:20.445] 
[17:28:20.446] 
[17:28:20.446] getGlobalsAndPackages() ... DONE
[17:28:20.447] run() for 'Future' ...
[17:28:20.447] - state: 'created'
[17:28:20.448] - Future backend: 'FutureStrategy', 'tweaked', 'multisession', 'cluster', 'multiprocess', 'future', 'function'
[17:28:20.465] - Future class: 'MultisessionFuture', 'ClusterFuture', 'MultiprocessFuture', 'Future', 'environment'
[17:28:20.465] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ...
[17:28:20.466]   - Field: 'node'
[17:28:20.466]   - Field: 'label'
[17:28:20.466]   - Field: 'local'
[17:28:20.467]   - Field: 'owner'
[17:28:20.467]   - Field: 'envir'
[17:28:20.467]   - Field: 'workers'
[17:28:20.468]   - Field: 'packages'
[17:28:20.468]   - Field: 'gc'
[17:28:20.468]   - Field: 'conditions'
[17:28:20.469]   - Field: 'persistent'
[17:28:20.469]   - Field: 'expr'
[17:28:20.469]   - Field: 'uuid'
[17:28:20.470]   - Field: 'seed'
[17:28:20.470]   - Field: 'version'
[17:28:20.470]   - Field: 'result'
[17:28:20.471]   - Field: 'asynchronous'
[17:28:20.471]   - Field: 'calls'
[17:28:20.471]   - Field: 'globals'
[17:28:20.472]   - Field: 'stdout'
[17:28:20.472]   - Field: 'earlySignal'
[17:28:20.472]   - Field: 'lazy'
[17:28:20.472]   - Field: 'state'
[17:28:20.473] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ... done
[17:28:20.473] - Launch lazy future ...
[17:28:20.474] Packages needed by the future expression (n = 0): <none>
[17:28:20.474] Packages needed by future strategies (n = 0): <none>
[17:28:20.475] {
[17:28:20.475]     {
[17:28:20.475]         {
[17:28:20.475]             ...future.startTime <- base::Sys.time()
[17:28:20.475]             {
[17:28:20.475]                 {
[17:28:20.475]                   {
[17:28:20.475]                     {
[17:28:20.475]                       base::local({
[17:28:20.475]                         has_future <- base::requireNamespace("future", 
[17:28:20.475]                           quietly = TRUE)
[17:28:20.475]                         if (has_future) {
[17:28:20.475]                           ns <- base::getNamespace("future")
[17:28:20.475]                           version <- ns[[".package"]][["version"]]
[17:28:20.475]                           if (is.null(version)) 
[17:28:20.475]                             version <- utils::packageVersion("future")
[17:28:20.475]                         }
[17:28:20.475]                         else {
[17:28:20.475]                           version <- NULL
[17:28:20.475]                         }
[17:28:20.475]                         if (!has_future || version < "1.8.0") {
[17:28:20.475]                           info <- base::c(r_version = base::gsub("R version ", 
[17:28:20.475]                             "", base::R.version$version.string), 
[17:28:20.475]                             platform = base::sprintf("%s (%s-bit)", 
[17:28:20.475]                               base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:28:20.475]                             os = base::paste(base::Sys.info()[base::c("sysname", 
[17:28:20.475]                               "release", "version")], collapse = " "), 
[17:28:20.475]                             hostname = base::Sys.info()[["nodename"]])
[17:28:20.475]                           info <- base::sprintf("%s: %s", base::names(info), 
[17:28:20.475]                             info)
[17:28:20.475]                           info <- base::paste(info, collapse = "; ")
[17:28:20.475]                           if (!has_future) {
[17:28:20.475]                             msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:28:20.475]                               info)
[17:28:20.475]                           }
[17:28:20.475]                           else {
[17:28:20.475]                             msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:28:20.475]                               info, version)
[17:28:20.475]                           }
[17:28:20.475]                           base::stop(msg)
[17:28:20.475]                         }
[17:28:20.475]                       })
[17:28:20.475]                     }
[17:28:20.475]                     ...future.mc.cores.old <- base::getOption("mc.cores")
[17:28:20.475]                     base::options(mc.cores = 1L)
[17:28:20.475]                   }
[17:28:20.475]                   ...future.strategy.old <- future::plan("list")
[17:28:20.475]                   options(future.plan = NULL)
[17:28:20.475]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:28:20.475]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:28:20.475]                 }
[17:28:20.475]                 ...future.workdir <- getwd()
[17:28:20.475]             }
[17:28:20.475]             ...future.oldOptions <- base::as.list(base::.Options)
[17:28:20.475]             ...future.oldEnvVars <- base::Sys.getenv()
[17:28:20.475]         }
[17:28:20.475]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:28:20.475]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:28:20.475]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:28:20.475]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:28:20.475]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:28:20.475]             future.stdout.windows.reencode = NULL, width = 80L)
[17:28:20.475]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:28:20.475]             base::names(...future.oldOptions))
[17:28:20.475]     }
[17:28:20.475]     if (FALSE) {
[17:28:20.475]     }
[17:28:20.475]     else {
[17:28:20.475]         if (TRUE) {
[17:28:20.475]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:28:20.475]                 open = "w")
[17:28:20.475]         }
[17:28:20.475]         else {
[17:28:20.475]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:28:20.475]                 windows = "NUL", "/dev/null"), open = "w")
[17:28:20.475]         }
[17:28:20.475]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:28:20.475]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:28:20.475]             base::sink(type = "output", split = FALSE)
[17:28:20.475]             base::close(...future.stdout)
[17:28:20.475]         }, add = TRUE)
[17:28:20.475]     }
[17:28:20.475]     ...future.frame <- base::sys.nframe()
[17:28:20.475]     ...future.conditions <- base::list()
[17:28:20.475]     ...future.rng <- base::globalenv()$.Random.seed
[17:28:20.475]     if (FALSE) {
[17:28:20.475]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:28:20.475]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:28:20.475]     }
[17:28:20.475]     ...future.result <- base::tryCatch({
[17:28:20.475]         base::withCallingHandlers({
[17:28:20.475]             ...future.value <- base::withVisible(base::local({
[17:28:20.475]                 ...future.makeSendCondition <- base::local({
[17:28:20.475]                   sendCondition <- NULL
[17:28:20.475]                   function(frame = 1L) {
[17:28:20.475]                     if (is.function(sendCondition)) 
[17:28:20.475]                       return(sendCondition)
[17:28:20.475]                     ns <- getNamespace("parallel")
[17:28:20.475]                     if (exists("sendData", mode = "function", 
[17:28:20.475]                       envir = ns)) {
[17:28:20.475]                       parallel_sendData <- get("sendData", mode = "function", 
[17:28:20.475]                         envir = ns)
[17:28:20.475]                       envir <- sys.frame(frame)
[17:28:20.475]                       master <- NULL
[17:28:20.475]                       while (!identical(envir, .GlobalEnv) && 
[17:28:20.475]                         !identical(envir, emptyenv())) {
[17:28:20.475]                         if (exists("master", mode = "list", envir = envir, 
[17:28:20.475]                           inherits = FALSE)) {
[17:28:20.475]                           master <- get("master", mode = "list", 
[17:28:20.475]                             envir = envir, inherits = FALSE)
[17:28:20.475]                           if (inherits(master, c("SOCKnode", 
[17:28:20.475]                             "SOCK0node"))) {
[17:28:20.475]                             sendCondition <<- function(cond) {
[17:28:20.475]                               data <- list(type = "VALUE", value = cond, 
[17:28:20.475]                                 success = TRUE)
[17:28:20.475]                               parallel_sendData(master, data)
[17:28:20.475]                             }
[17:28:20.475]                             return(sendCondition)
[17:28:20.475]                           }
[17:28:20.475]                         }
[17:28:20.475]                         frame <- frame + 1L
[17:28:20.475]                         envir <- sys.frame(frame)
[17:28:20.475]                       }
[17:28:20.475]                     }
[17:28:20.475]                     sendCondition <<- function(cond) NULL
[17:28:20.475]                   }
[17:28:20.475]                 })
[17:28:20.475]                 withCallingHandlers({
[17:28:20.475]                   {
[17:28:20.475]                     future:::session_uuid(attributes = TRUE)
[17:28:20.475]                   }
[17:28:20.475]                 }, immediateCondition = function(cond) {
[17:28:20.475]                   sendCondition <- ...future.makeSendCondition()
[17:28:20.475]                   sendCondition(cond)
[17:28:20.475]                   muffleCondition <- function (cond, pattern = "^muffle") 
[17:28:20.475]                   {
[17:28:20.475]                     inherits <- base::inherits
[17:28:20.475]                     invokeRestart <- base::invokeRestart
[17:28:20.475]                     is.null <- base::is.null
[17:28:20.475]                     muffled <- FALSE
[17:28:20.475]                     if (inherits(cond, "message")) {
[17:28:20.475]                       muffled <- grepl(pattern, "muffleMessage")
[17:28:20.475]                       if (muffled) 
[17:28:20.475]                         invokeRestart("muffleMessage")
[17:28:20.475]                     }
[17:28:20.475]                     else if (inherits(cond, "warning")) {
[17:28:20.475]                       muffled <- grepl(pattern, "muffleWarning")
[17:28:20.475]                       if (muffled) 
[17:28:20.475]                         invokeRestart("muffleWarning")
[17:28:20.475]                     }
[17:28:20.475]                     else if (inherits(cond, "condition")) {
[17:28:20.475]                       if (!is.null(pattern)) {
[17:28:20.475]                         computeRestarts <- base::computeRestarts
[17:28:20.475]                         grepl <- base::grepl
[17:28:20.475]                         restarts <- computeRestarts(cond)
[17:28:20.475]                         for (restart in restarts) {
[17:28:20.475]                           name <- restart$name
[17:28:20.475]                           if (is.null(name)) 
[17:28:20.475]                             next
[17:28:20.475]                           if (!grepl(pattern, name)) 
[17:28:20.475]                             next
[17:28:20.475]                           invokeRestart(restart)
[17:28:20.475]                           muffled <- TRUE
[17:28:20.475]                           break
[17:28:20.475]                         }
[17:28:20.475]                       }
[17:28:20.475]                     }
[17:28:20.475]                     invisible(muffled)
[17:28:20.475]                   }
[17:28:20.475]                   muffleCondition(cond)
[17:28:20.475]                 })
[17:28:20.475]             }))
[17:28:20.475]             future::FutureResult(value = ...future.value$value, 
[17:28:20.475]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:28:20.475]                   ...future.rng), globalenv = if (FALSE) 
[17:28:20.475]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:28:20.475]                     ...future.globalenv.names))
[17:28:20.475]                 else NULL, started = ...future.startTime, version = "1.8")
[17:28:20.475]         }, condition = base::local({
[17:28:20.475]             c <- base::c
[17:28:20.475]             inherits <- base::inherits
[17:28:20.475]             invokeRestart <- base::invokeRestart
[17:28:20.475]             length <- base::length
[17:28:20.475]             list <- base::list
[17:28:20.475]             seq.int <- base::seq.int
[17:28:20.475]             signalCondition <- base::signalCondition
[17:28:20.475]             sys.calls <- base::sys.calls
[17:28:20.475]             `[[` <- base::`[[`
[17:28:20.475]             `+` <- base::`+`
[17:28:20.475]             `<<-` <- base::`<<-`
[17:28:20.475]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:28:20.475]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:28:20.475]                   3L)]
[17:28:20.475]             }
[17:28:20.475]             function(cond) {
[17:28:20.475]                 is_error <- inherits(cond, "error")
[17:28:20.475]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:28:20.475]                   NULL)
[17:28:20.475]                 if (is_error) {
[17:28:20.475]                   sessionInformation <- function() {
[17:28:20.475]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:28:20.475]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:28:20.475]                       search = base::search(), system = base::Sys.info())
[17:28:20.475]                   }
[17:28:20.475]                   ...future.conditions[[length(...future.conditions) + 
[17:28:20.475]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:28:20.475]                     cond$call), session = sessionInformation(), 
[17:28:20.475]                     timestamp = base::Sys.time(), signaled = 0L)
[17:28:20.475]                   signalCondition(cond)
[17:28:20.475]                 }
[17:28:20.475]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:28:20.475]                 "immediateCondition"))) {
[17:28:20.475]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:28:20.475]                   ...future.conditions[[length(...future.conditions) + 
[17:28:20.475]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:28:20.475]                   if (TRUE && !signal) {
[17:28:20.475]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:28:20.475]                     {
[17:28:20.475]                       inherits <- base::inherits
[17:28:20.475]                       invokeRestart <- base::invokeRestart
[17:28:20.475]                       is.null <- base::is.null
[17:28:20.475]                       muffled <- FALSE
[17:28:20.475]                       if (inherits(cond, "message")) {
[17:28:20.475]                         muffled <- grepl(pattern, "muffleMessage")
[17:28:20.475]                         if (muffled) 
[17:28:20.475]                           invokeRestart("muffleMessage")
[17:28:20.475]                       }
[17:28:20.475]                       else if (inherits(cond, "warning")) {
[17:28:20.475]                         muffled <- grepl(pattern, "muffleWarning")
[17:28:20.475]                         if (muffled) 
[17:28:20.475]                           invokeRestart("muffleWarning")
[17:28:20.475]                       }
[17:28:20.475]                       else if (inherits(cond, "condition")) {
[17:28:20.475]                         if (!is.null(pattern)) {
[17:28:20.475]                           computeRestarts <- base::computeRestarts
[17:28:20.475]                           grepl <- base::grepl
[17:28:20.475]                           restarts <- computeRestarts(cond)
[17:28:20.475]                           for (restart in restarts) {
[17:28:20.475]                             name <- restart$name
[17:28:20.475]                             if (is.null(name)) 
[17:28:20.475]                               next
[17:28:20.475]                             if (!grepl(pattern, name)) 
[17:28:20.475]                               next
[17:28:20.475]                             invokeRestart(restart)
[17:28:20.475]                             muffled <- TRUE
[17:28:20.475]                             break
[17:28:20.475]                           }
[17:28:20.475]                         }
[17:28:20.475]                       }
[17:28:20.475]                       invisible(muffled)
[17:28:20.475]                     }
[17:28:20.475]                     muffleCondition(cond, pattern = "^muffle")
[17:28:20.475]                   }
[17:28:20.475]                 }
[17:28:20.475]                 else {
[17:28:20.475]                   if (TRUE) {
[17:28:20.475]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:28:20.475]                     {
[17:28:20.475]                       inherits <- base::inherits
[17:28:20.475]                       invokeRestart <- base::invokeRestart
[17:28:20.475]                       is.null <- base::is.null
[17:28:20.475]                       muffled <- FALSE
[17:28:20.475]                       if (inherits(cond, "message")) {
[17:28:20.475]                         muffled <- grepl(pattern, "muffleMessage")
[17:28:20.475]                         if (muffled) 
[17:28:20.475]                           invokeRestart("muffleMessage")
[17:28:20.475]                       }
[17:28:20.475]                       else if (inherits(cond, "warning")) {
[17:28:20.475]                         muffled <- grepl(pattern, "muffleWarning")
[17:28:20.475]                         if (muffled) 
[17:28:20.475]                           invokeRestart("muffleWarning")
[17:28:20.475]                       }
[17:28:20.475]                       else if (inherits(cond, "condition")) {
[17:28:20.475]                         if (!is.null(pattern)) {
[17:28:20.475]                           computeRestarts <- base::computeRestarts
[17:28:20.475]                           grepl <- base::grepl
[17:28:20.475]                           restarts <- computeRestarts(cond)
[17:28:20.475]                           for (restart in restarts) {
[17:28:20.475]                             name <- restart$name
[17:28:20.475]                             if (is.null(name)) 
[17:28:20.475]                               next
[17:28:20.475]                             if (!grepl(pattern, name)) 
[17:28:20.475]                               next
[17:28:20.475]                             invokeRestart(restart)
[17:28:20.475]                             muffled <- TRUE
[17:28:20.475]                             break
[17:28:20.475]                           }
[17:28:20.475]                         }
[17:28:20.475]                       }
[17:28:20.475]                       invisible(muffled)
[17:28:20.475]                     }
[17:28:20.475]                     muffleCondition(cond, pattern = "^muffle")
[17:28:20.475]                   }
[17:28:20.475]                 }
[17:28:20.475]             }
[17:28:20.475]         }))
[17:28:20.475]     }, error = function(ex) {
[17:28:20.475]         base::structure(base::list(value = NULL, visible = NULL, 
[17:28:20.475]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:28:20.475]                 ...future.rng), started = ...future.startTime, 
[17:28:20.475]             finished = Sys.time(), session_uuid = NA_character_, 
[17:28:20.475]             version = "1.8"), class = "FutureResult")
[17:28:20.475]     }, finally = {
[17:28:20.475]         if (!identical(...future.workdir, getwd())) 
[17:28:20.475]             setwd(...future.workdir)
[17:28:20.475]         {
[17:28:20.475]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:28:20.475]                 ...future.oldOptions$nwarnings <- NULL
[17:28:20.475]             }
[17:28:20.475]             base::options(...future.oldOptions)
[17:28:20.475]             if (.Platform$OS.type == "windows") {
[17:28:20.475]                 old_names <- names(...future.oldEnvVars)
[17:28:20.475]                 envs <- base::Sys.getenv()
[17:28:20.475]                 names <- names(envs)
[17:28:20.475]                 common <- intersect(names, old_names)
[17:28:20.475]                 added <- setdiff(names, old_names)
[17:28:20.475]                 removed <- setdiff(old_names, names)
[17:28:20.475]                 changed <- common[...future.oldEnvVars[common] != 
[17:28:20.475]                   envs[common]]
[17:28:20.475]                 NAMES <- toupper(changed)
[17:28:20.475]                 args <- list()
[17:28:20.475]                 for (kk in seq_along(NAMES)) {
[17:28:20.475]                   name <- changed[[kk]]
[17:28:20.475]                   NAME <- NAMES[[kk]]
[17:28:20.475]                   if (name != NAME && is.element(NAME, old_names)) 
[17:28:20.475]                     next
[17:28:20.475]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:28:20.475]                 }
[17:28:20.475]                 NAMES <- toupper(added)
[17:28:20.475]                 for (kk in seq_along(NAMES)) {
[17:28:20.475]                   name <- added[[kk]]
[17:28:20.475]                   NAME <- NAMES[[kk]]
[17:28:20.475]                   if (name != NAME && is.element(NAME, old_names)) 
[17:28:20.475]                     next
[17:28:20.475]                   args[[name]] <- ""
[17:28:20.475]                 }
[17:28:20.475]                 NAMES <- toupper(removed)
[17:28:20.475]                 for (kk in seq_along(NAMES)) {
[17:28:20.475]                   name <- removed[[kk]]
[17:28:20.475]                   NAME <- NAMES[[kk]]
[17:28:20.475]                   if (name != NAME && is.element(NAME, old_names)) 
[17:28:20.475]                     next
[17:28:20.475]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:28:20.475]                 }
[17:28:20.475]                 if (length(args) > 0) 
[17:28:20.475]                   base::do.call(base::Sys.setenv, args = args)
[17:28:20.475]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:28:20.475]             }
[17:28:20.475]             else {
[17:28:20.475]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:28:20.475]             }
[17:28:20.475]             {
[17:28:20.475]                 if (base::length(...future.futureOptionsAdded) > 
[17:28:20.475]                   0L) {
[17:28:20.475]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:28:20.475]                   base::names(opts) <- ...future.futureOptionsAdded
[17:28:20.475]                   base::options(opts)
[17:28:20.475]                 }
[17:28:20.475]                 {
[17:28:20.475]                   {
[17:28:20.475]                     base::options(mc.cores = ...future.mc.cores.old)
[17:28:20.475]                     NULL
[17:28:20.475]                   }
[17:28:20.475]                   options(future.plan = NULL)
[17:28:20.475]                   if (is.na(NA_character_)) 
[17:28:20.475]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:28:20.475]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:28:20.475]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:28:20.475]                     .init = FALSE)
[17:28:20.475]                 }
[17:28:20.475]             }
[17:28:20.475]         }
[17:28:20.475]     })
[17:28:20.475]     if (TRUE) {
[17:28:20.475]         base::sink(type = "output", split = FALSE)
[17:28:20.475]         if (TRUE) {
[17:28:20.475]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:28:20.475]         }
[17:28:20.475]         else {
[17:28:20.475]             ...future.result["stdout"] <- base::list(NULL)
[17:28:20.475]         }
[17:28:20.475]         base::close(...future.stdout)
[17:28:20.475]         ...future.stdout <- NULL
[17:28:20.475]     }
[17:28:20.475]     ...future.result$conditions <- ...future.conditions
[17:28:20.475]     ...future.result$finished <- base::Sys.time()
[17:28:20.475]     ...future.result
[17:28:20.475] }
[17:28:20.485] MultisessionFuture started
[17:28:20.485] - Launch lazy future ... done
[17:28:20.485] run() for 'MultisessionFuture' ... done
> stopifnot(inherits(f1, "MultisessionFuture"))
> cat(sprintf("Future #1 session: %d\n", f1$node))
Future #1 session: 1
> v1 <- value(f1)
[17:28:20.486] result() for ClusterFuture ...
[17:28:20.486] receiveMessageFromWorker() for ClusterFuture ...
[17:28:20.486] - Validating connection of MultisessionFuture
[17:28:20.506] - received message: FutureResult
[17:28:20.506] - Received FutureResult
[17:28:20.506] - Erased future from FutureRegistry
[17:28:20.507] result() for ClusterFuture ...
[17:28:20.507] - result already collected: FutureResult
[17:28:20.507] result() for ClusterFuture ... done
[17:28:20.507] receiveMessageFromWorker() for ClusterFuture ... done
[17:28:20.507] result() for ClusterFuture ... done
[17:28:20.508] result() for ClusterFuture ...
[17:28:20.508] - result already collected: FutureResult
[17:28:20.508] result() for ClusterFuture ... done
> cat(sprintf("Future #1 R process: %s\n", v1))
Future #1 R process: dbee2a29-f6d8-4e4b-7815-20bcb4b25a6d
> stopifnot(v1 != session_uuid)
> 
> message("Creating future #2:")
Creating future #2:
> f2 <- future({ future:::session_uuid(attributes = TRUE) })
[17:28:20.509] getGlobalsAndPackages() ...
[17:28:20.509] Searching for globals...
[17:28:20.510] - globals found: [2] '{', ':::'
[17:28:20.511] Searching for globals ... DONE
[17:28:20.511] Resolving globals: FALSE
[17:28:20.511] 
[17:28:20.512] 
[17:28:20.512] getGlobalsAndPackages() ... DONE
[17:28:20.512] run() for 'Future' ...
[17:28:20.512] - state: 'created'
[17:28:20.513] - Future backend: 'FutureStrategy', 'tweaked', 'multisession', 'cluster', 'multiprocess', 'future', 'function'
[17:28:20.528] - Future class: 'MultisessionFuture', 'ClusterFuture', 'MultiprocessFuture', 'Future', 'environment'
[17:28:20.528] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ...
[17:28:20.528]   - Field: 'node'
[17:28:20.529]   - Field: 'label'
[17:28:20.529]   - Field: 'local'
[17:28:20.529]   - Field: 'owner'
[17:28:20.529]   - Field: 'envir'
[17:28:20.529]   - Field: 'workers'
[17:28:20.530]   - Field: 'packages'
[17:28:20.530]   - Field: 'gc'
[17:28:20.530]   - Field: 'conditions'
[17:28:20.530]   - Field: 'persistent'
[17:28:20.530]   - Field: 'expr'
[17:28:20.531]   - Field: 'uuid'
[17:28:20.531]   - Field: 'seed'
[17:28:20.531]   - Field: 'version'
[17:28:20.531]   - Field: 'result'
[17:28:20.531]   - Field: 'asynchronous'
[17:28:20.532]   - Field: 'calls'
[17:28:20.532]   - Field: 'globals'
[17:28:20.532]   - Field: 'stdout'
[17:28:20.532]   - Field: 'earlySignal'
[17:28:20.532]   - Field: 'lazy'
[17:28:20.533]   - Field: 'state'
[17:28:20.533] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ... done
[17:28:20.533] - Launch lazy future ...
[17:28:20.534] Packages needed by the future expression (n = 0): <none>
[17:28:20.534] Packages needed by future strategies (n = 0): <none>
[17:28:20.535] {
[17:28:20.535]     {
[17:28:20.535]         {
[17:28:20.535]             ...future.startTime <- base::Sys.time()
[17:28:20.535]             {
[17:28:20.535]                 {
[17:28:20.535]                   {
[17:28:20.535]                     {
[17:28:20.535]                       base::local({
[17:28:20.535]                         has_future <- base::requireNamespace("future", 
[17:28:20.535]                           quietly = TRUE)
[17:28:20.535]                         if (has_future) {
[17:28:20.535]                           ns <- base::getNamespace("future")
[17:28:20.535]                           version <- ns[[".package"]][["version"]]
[17:28:20.535]                           if (is.null(version)) 
[17:28:20.535]                             version <- utils::packageVersion("future")
[17:28:20.535]                         }
[17:28:20.535]                         else {
[17:28:20.535]                           version <- NULL
[17:28:20.535]                         }
[17:28:20.535]                         if (!has_future || version < "1.8.0") {
[17:28:20.535]                           info <- base::c(r_version = base::gsub("R version ", 
[17:28:20.535]                             "", base::R.version$version.string), 
[17:28:20.535]                             platform = base::sprintf("%s (%s-bit)", 
[17:28:20.535]                               base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:28:20.535]                             os = base::paste(base::Sys.info()[base::c("sysname", 
[17:28:20.535]                               "release", "version")], collapse = " "), 
[17:28:20.535]                             hostname = base::Sys.info()[["nodename"]])
[17:28:20.535]                           info <- base::sprintf("%s: %s", base::names(info), 
[17:28:20.535]                             info)
[17:28:20.535]                           info <- base::paste(info, collapse = "; ")
[17:28:20.535]                           if (!has_future) {
[17:28:20.535]                             msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:28:20.535]                               info)
[17:28:20.535]                           }
[17:28:20.535]                           else {
[17:28:20.535]                             msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:28:20.535]                               info, version)
[17:28:20.535]                           }
[17:28:20.535]                           base::stop(msg)
[17:28:20.535]                         }
[17:28:20.535]                       })
[17:28:20.535]                     }
[17:28:20.535]                     ...future.mc.cores.old <- base::getOption("mc.cores")
[17:28:20.535]                     base::options(mc.cores = 1L)
[17:28:20.535]                   }
[17:28:20.535]                   ...future.strategy.old <- future::plan("list")
[17:28:20.535]                   options(future.plan = NULL)
[17:28:20.535]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:28:20.535]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:28:20.535]                 }
[17:28:20.535]                 ...future.workdir <- getwd()
[17:28:20.535]             }
[17:28:20.535]             ...future.oldOptions <- base::as.list(base::.Options)
[17:28:20.535]             ...future.oldEnvVars <- base::Sys.getenv()
[17:28:20.535]         }
[17:28:20.535]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:28:20.535]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:28:20.535]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:28:20.535]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:28:20.535]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:28:20.535]             future.stdout.windows.reencode = NULL, width = 80L)
[17:28:20.535]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:28:20.535]             base::names(...future.oldOptions))
[17:28:20.535]     }
[17:28:20.535]     if (FALSE) {
[17:28:20.535]     }
[17:28:20.535]     else {
[17:28:20.535]         if (TRUE) {
[17:28:20.535]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:28:20.535]                 open = "w")
[17:28:20.535]         }
[17:28:20.535]         else {
[17:28:20.535]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:28:20.535]                 windows = "NUL", "/dev/null"), open = "w")
[17:28:20.535]         }
[17:28:20.535]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:28:20.535]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:28:20.535]             base::sink(type = "output", split = FALSE)
[17:28:20.535]             base::close(...future.stdout)
[17:28:20.535]         }, add = TRUE)
[17:28:20.535]     }
[17:28:20.535]     ...future.frame <- base::sys.nframe()
[17:28:20.535]     ...future.conditions <- base::list()
[17:28:20.535]     ...future.rng <- base::globalenv()$.Random.seed
[17:28:20.535]     if (FALSE) {
[17:28:20.535]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:28:20.535]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:28:20.535]     }
[17:28:20.535]     ...future.result <- base::tryCatch({
[17:28:20.535]         base::withCallingHandlers({
[17:28:20.535]             ...future.value <- base::withVisible(base::local({
[17:28:20.535]                 ...future.makeSendCondition <- base::local({
[17:28:20.535]                   sendCondition <- NULL
[17:28:20.535]                   function(frame = 1L) {
[17:28:20.535]                     if (is.function(sendCondition)) 
[17:28:20.535]                       return(sendCondition)
[17:28:20.535]                     ns <- getNamespace("parallel")
[17:28:20.535]                     if (exists("sendData", mode = "function", 
[17:28:20.535]                       envir = ns)) {
[17:28:20.535]                       parallel_sendData <- get("sendData", mode = "function", 
[17:28:20.535]                         envir = ns)
[17:28:20.535]                       envir <- sys.frame(frame)
[17:28:20.535]                       master <- NULL
[17:28:20.535]                       while (!identical(envir, .GlobalEnv) && 
[17:28:20.535]                         !identical(envir, emptyenv())) {
[17:28:20.535]                         if (exists("master", mode = "list", envir = envir, 
[17:28:20.535]                           inherits = FALSE)) {
[17:28:20.535]                           master <- get("master", mode = "list", 
[17:28:20.535]                             envir = envir, inherits = FALSE)
[17:28:20.535]                           if (inherits(master, c("SOCKnode", 
[17:28:20.535]                             "SOCK0node"))) {
[17:28:20.535]                             sendCondition <<- function(cond) {
[17:28:20.535]                               data <- list(type = "VALUE", value = cond, 
[17:28:20.535]                                 success = TRUE)
[17:28:20.535]                               parallel_sendData(master, data)
[17:28:20.535]                             }
[17:28:20.535]                             return(sendCondition)
[17:28:20.535]                           }
[17:28:20.535]                         }
[17:28:20.535]                         frame <- frame + 1L
[17:28:20.535]                         envir <- sys.frame(frame)
[17:28:20.535]                       }
[17:28:20.535]                     }
[17:28:20.535]                     sendCondition <<- function(cond) NULL
[17:28:20.535]                   }
[17:28:20.535]                 })
[17:28:20.535]                 withCallingHandlers({
[17:28:20.535]                   {
[17:28:20.535]                     future:::session_uuid(attributes = TRUE)
[17:28:20.535]                   }
[17:28:20.535]                 }, immediateCondition = function(cond) {
[17:28:20.535]                   sendCondition <- ...future.makeSendCondition()
[17:28:20.535]                   sendCondition(cond)
[17:28:20.535]                   muffleCondition <- function (cond, pattern = "^muffle") 
[17:28:20.535]                   {
[17:28:20.535]                     inherits <- base::inherits
[17:28:20.535]                     invokeRestart <- base::invokeRestart
[17:28:20.535]                     is.null <- base::is.null
[17:28:20.535]                     muffled <- FALSE
[17:28:20.535]                     if (inherits(cond, "message")) {
[17:28:20.535]                       muffled <- grepl(pattern, "muffleMessage")
[17:28:20.535]                       if (muffled) 
[17:28:20.535]                         invokeRestart("muffleMessage")
[17:28:20.535]                     }
[17:28:20.535]                     else if (inherits(cond, "warning")) {
[17:28:20.535]                       muffled <- grepl(pattern, "muffleWarning")
[17:28:20.535]                       if (muffled) 
[17:28:20.535]                         invokeRestart("muffleWarning")
[17:28:20.535]                     }
[17:28:20.535]                     else if (inherits(cond, "condition")) {
[17:28:20.535]                       if (!is.null(pattern)) {
[17:28:20.535]                         computeRestarts <- base::computeRestarts
[17:28:20.535]                         grepl <- base::grepl
[17:28:20.535]                         restarts <- computeRestarts(cond)
[17:28:20.535]                         for (restart in restarts) {
[17:28:20.535]                           name <- restart$name
[17:28:20.535]                           if (is.null(name)) 
[17:28:20.535]                             next
[17:28:20.535]                           if (!grepl(pattern, name)) 
[17:28:20.535]                             next
[17:28:20.535]                           invokeRestart(restart)
[17:28:20.535]                           muffled <- TRUE
[17:28:20.535]                           break
[17:28:20.535]                         }
[17:28:20.535]                       }
[17:28:20.535]                     }
[17:28:20.535]                     invisible(muffled)
[17:28:20.535]                   }
[17:28:20.535]                   muffleCondition(cond)
[17:28:20.535]                 })
[17:28:20.535]             }))
[17:28:20.535]             future::FutureResult(value = ...future.value$value, 
[17:28:20.535]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:28:20.535]                   ...future.rng), globalenv = if (FALSE) 
[17:28:20.535]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:28:20.535]                     ...future.globalenv.names))
[17:28:20.535]                 else NULL, started = ...future.startTime, version = "1.8")
[17:28:20.535]         }, condition = base::local({
[17:28:20.535]             c <- base::c
[17:28:20.535]             inherits <- base::inherits
[17:28:20.535]             invokeRestart <- base::invokeRestart
[17:28:20.535]             length <- base::length
[17:28:20.535]             list <- base::list
[17:28:20.535]             seq.int <- base::seq.int
[17:28:20.535]             signalCondition <- base::signalCondition
[17:28:20.535]             sys.calls <- base::sys.calls
[17:28:20.535]             `[[` <- base::`[[`
[17:28:20.535]             `+` <- base::`+`
[17:28:20.535]             `<<-` <- base::`<<-`
[17:28:20.535]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:28:20.535]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:28:20.535]                   3L)]
[17:28:20.535]             }
[17:28:20.535]             function(cond) {
[17:28:20.535]                 is_error <- inherits(cond, "error")
[17:28:20.535]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:28:20.535]                   NULL)
[17:28:20.535]                 if (is_error) {
[17:28:20.535]                   sessionInformation <- function() {
[17:28:20.535]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:28:20.535]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:28:20.535]                       search = base::search(), system = base::Sys.info())
[17:28:20.535]                   }
[17:28:20.535]                   ...future.conditions[[length(...future.conditions) + 
[17:28:20.535]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:28:20.535]                     cond$call), session = sessionInformation(), 
[17:28:20.535]                     timestamp = base::Sys.time(), signaled = 0L)
[17:28:20.535]                   signalCondition(cond)
[17:28:20.535]                 }
[17:28:20.535]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:28:20.535]                 "immediateCondition"))) {
[17:28:20.535]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:28:20.535]                   ...future.conditions[[length(...future.conditions) + 
[17:28:20.535]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:28:20.535]                   if (TRUE && !signal) {
[17:28:20.535]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:28:20.535]                     {
[17:28:20.535]                       inherits <- base::inherits
[17:28:20.535]                       invokeRestart <- base::invokeRestart
[17:28:20.535]                       is.null <- base::is.null
[17:28:20.535]                       muffled <- FALSE
[17:28:20.535]                       if (inherits(cond, "message")) {
[17:28:20.535]                         muffled <- grepl(pattern, "muffleMessage")
[17:28:20.535]                         if (muffled) 
[17:28:20.535]                           invokeRestart("muffleMessage")
[17:28:20.535]                       }
[17:28:20.535]                       else if (inherits(cond, "warning")) {
[17:28:20.535]                         muffled <- grepl(pattern, "muffleWarning")
[17:28:20.535]                         if (muffled) 
[17:28:20.535]                           invokeRestart("muffleWarning")
[17:28:20.535]                       }
[17:28:20.535]                       else if (inherits(cond, "condition")) {
[17:28:20.535]                         if (!is.null(pattern)) {
[17:28:20.535]                           computeRestarts <- base::computeRestarts
[17:28:20.535]                           grepl <- base::grepl
[17:28:20.535]                           restarts <- computeRestarts(cond)
[17:28:20.535]                           for (restart in restarts) {
[17:28:20.535]                             name <- restart$name
[17:28:20.535]                             if (is.null(name)) 
[17:28:20.535]                               next
[17:28:20.535]                             if (!grepl(pattern, name)) 
[17:28:20.535]                               next
[17:28:20.535]                             invokeRestart(restart)
[17:28:20.535]                             muffled <- TRUE
[17:28:20.535]                             break
[17:28:20.535]                           }
[17:28:20.535]                         }
[17:28:20.535]                       }
[17:28:20.535]                       invisible(muffled)
[17:28:20.535]                     }
[17:28:20.535]                     muffleCondition(cond, pattern = "^muffle")
[17:28:20.535]                   }
[17:28:20.535]                 }
[17:28:20.535]                 else {
[17:28:20.535]                   if (TRUE) {
[17:28:20.535]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:28:20.535]                     {
[17:28:20.535]                       inherits <- base::inherits
[17:28:20.535]                       invokeRestart <- base::invokeRestart
[17:28:20.535]                       is.null <- base::is.null
[17:28:20.535]                       muffled <- FALSE
[17:28:20.535]                       if (inherits(cond, "message")) {
[17:28:20.535]                         muffled <- grepl(pattern, "muffleMessage")
[17:28:20.535]                         if (muffled) 
[17:28:20.535]                           invokeRestart("muffleMessage")
[17:28:20.535]                       }
[17:28:20.535]                       else if (inherits(cond, "warning")) {
[17:28:20.535]                         muffled <- grepl(pattern, "muffleWarning")
[17:28:20.535]                         if (muffled) 
[17:28:20.535]                           invokeRestart("muffleWarning")
[17:28:20.535]                       }
[17:28:20.535]                       else if (inherits(cond, "condition")) {
[17:28:20.535]                         if (!is.null(pattern)) {
[17:28:20.535]                           computeRestarts <- base::computeRestarts
[17:28:20.535]                           grepl <- base::grepl
[17:28:20.535]                           restarts <- computeRestarts(cond)
[17:28:20.535]                           for (restart in restarts) {
[17:28:20.535]                             name <- restart$name
[17:28:20.535]                             if (is.null(name)) 
[17:28:20.535]                               next
[17:28:20.535]                             if (!grepl(pattern, name)) 
[17:28:20.535]                               next
[17:28:20.535]                             invokeRestart(restart)
[17:28:20.535]                             muffled <- TRUE
[17:28:20.535]                             break
[17:28:20.535]                           }
[17:28:20.535]                         }
[17:28:20.535]                       }
[17:28:20.535]                       invisible(muffled)
[17:28:20.535]                     }
[17:28:20.535]                     muffleCondition(cond, pattern = "^muffle")
[17:28:20.535]                   }
[17:28:20.535]                 }
[17:28:20.535]             }
[17:28:20.535]         }))
[17:28:20.535]     }, error = function(ex) {
[17:28:20.535]         base::structure(base::list(value = NULL, visible = NULL, 
[17:28:20.535]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:28:20.535]                 ...future.rng), started = ...future.startTime, 
[17:28:20.535]             finished = Sys.time(), session_uuid = NA_character_, 
[17:28:20.535]             version = "1.8"), class = "FutureResult")
[17:28:20.535]     }, finally = {
[17:28:20.535]         if (!identical(...future.workdir, getwd())) 
[17:28:20.535]             setwd(...future.workdir)
[17:28:20.535]         {
[17:28:20.535]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:28:20.535]                 ...future.oldOptions$nwarnings <- NULL
[17:28:20.535]             }
[17:28:20.535]             base::options(...future.oldOptions)
[17:28:20.535]             if (.Platform$OS.type == "windows") {
[17:28:20.535]                 old_names <- names(...future.oldEnvVars)
[17:28:20.535]                 envs <- base::Sys.getenv()
[17:28:20.535]                 names <- names(envs)
[17:28:20.535]                 common <- intersect(names, old_names)
[17:28:20.535]                 added <- setdiff(names, old_names)
[17:28:20.535]                 removed <- setdiff(old_names, names)
[17:28:20.535]                 changed <- common[...future.oldEnvVars[common] != 
[17:28:20.535]                   envs[common]]
[17:28:20.535]                 NAMES <- toupper(changed)
[17:28:20.535]                 args <- list()
[17:28:20.535]                 for (kk in seq_along(NAMES)) {
[17:28:20.535]                   name <- changed[[kk]]
[17:28:20.535]                   NAME <- NAMES[[kk]]
[17:28:20.535]                   if (name != NAME && is.element(NAME, old_names)) 
[17:28:20.535]                     next
[17:28:20.535]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:28:20.535]                 }
[17:28:20.535]                 NAMES <- toupper(added)
[17:28:20.535]                 for (kk in seq_along(NAMES)) {
[17:28:20.535]                   name <- added[[kk]]
[17:28:20.535]                   NAME <- NAMES[[kk]]
[17:28:20.535]                   if (name != NAME && is.element(NAME, old_names)) 
[17:28:20.535]                     next
[17:28:20.535]                   args[[name]] <- ""
[17:28:20.535]                 }
[17:28:20.535]                 NAMES <- toupper(removed)
[17:28:20.535]                 for (kk in seq_along(NAMES)) {
[17:28:20.535]                   name <- removed[[kk]]
[17:28:20.535]                   NAME <- NAMES[[kk]]
[17:28:20.535]                   if (name != NAME && is.element(NAME, old_names)) 
[17:28:20.535]                     next
[17:28:20.535]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:28:20.535]                 }
[17:28:20.535]                 if (length(args) > 0) 
[17:28:20.535]                   base::do.call(base::Sys.setenv, args = args)
[17:28:20.535]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:28:20.535]             }
[17:28:20.535]             else {
[17:28:20.535]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:28:20.535]             }
[17:28:20.535]             {
[17:28:20.535]                 if (base::length(...future.futureOptionsAdded) > 
[17:28:20.535]                   0L) {
[17:28:20.535]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:28:20.535]                   base::names(opts) <- ...future.futureOptionsAdded
[17:28:20.535]                   base::options(opts)
[17:28:20.535]                 }
[17:28:20.535]                 {
[17:28:20.535]                   {
[17:28:20.535]                     base::options(mc.cores = ...future.mc.cores.old)
[17:28:20.535]                     NULL
[17:28:20.535]                   }
[17:28:20.535]                   options(future.plan = NULL)
[17:28:20.535]                   if (is.na(NA_character_)) 
[17:28:20.535]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:28:20.535]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:28:20.535]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:28:20.535]                     .init = FALSE)
[17:28:20.535]                 }
[17:28:20.535]             }
[17:28:20.535]         }
[17:28:20.535]     })
[17:28:20.535]     if (TRUE) {
[17:28:20.535]         base::sink(type = "output", split = FALSE)
[17:28:20.535]         if (TRUE) {
[17:28:20.535]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:28:20.535]         }
[17:28:20.535]         else {
[17:28:20.535]             ...future.result["stdout"] <- base::list(NULL)
[17:28:20.535]         }
[17:28:20.535]         base::close(...future.stdout)
[17:28:20.535]         ...future.stdout <- NULL
[17:28:20.535]     }
[17:28:20.535]     ...future.result$conditions <- ...future.conditions
[17:28:20.535]     ...future.result$finished <- base::Sys.time()
[17:28:20.535]     ...future.result
[17:28:20.535] }
[17:28:20.541] MultisessionFuture started
[17:28:20.542] - Launch lazy future ... done
[17:28:20.542] run() for 'MultisessionFuture' ... done
> stopifnot(inherits(f2, "MultisessionFuture"))
> cat(sprintf("Future #2 session: %d\n", f2$node))
Future #2 session: 1
> v2 <- value(f2)
[17:28:20.542] result() for ClusterFuture ...
[17:28:20.543] receiveMessageFromWorker() for ClusterFuture ...
[17:28:20.543] - Validating connection of MultisessionFuture
[17:28:20.559] - received message: FutureResult
[17:28:20.559] - Received FutureResult
[17:28:20.560] - Erased future from FutureRegistry
[17:28:20.560] result() for ClusterFuture ...
[17:28:20.564] - result already collected: FutureResult
[17:28:20.564] result() for ClusterFuture ... done
[17:28:20.564] receiveMessageFromWorker() for ClusterFuture ... done
[17:28:20.565] result() for ClusterFuture ... done
[17:28:20.565] result() for ClusterFuture ...
[17:28:20.565] - result already collected: FutureResult
[17:28:20.565] result() for ClusterFuture ... done
> cat(sprintf("Future #2 R process: %s\n", v2))
Future #2 R process: dbee2a29-f6d8-4e4b-7815-20bcb4b25a6d
> stopifnot(v2 != session_uuid)
> 
> message("Creating future #3:")
Creating future #3:
> f3 <- future({ f1$owner })
[17:28:20.566] getGlobalsAndPackages() ...
[17:28:20.567] Searching for globals...
[17:28:20.569] - globals found: [3] '{', '$', 'f1'
[17:28:20.569] Searching for globals ... DONE
[17:28:20.569] Resolving globals: FALSE
[17:28:20.583] The total size of the 1 globals is 314.32 KiB (321866 bytes)
[17:28:20.584] The total size of the 1 globals exported for future expression ('{; f1$owner; }') is 314.32 KiB.. This exceeds the maximum allowed size of 500.00 MiB (option 'future.globals.maxSize'). There is one global: 'f1' (314.32 KiB of class 'environment')
[17:28:20.584] - globals: [1] 'f1'
[17:28:20.584] 
[17:28:20.584] getGlobalsAndPackages() ... DONE
[17:28:20.585] run() for 'Future' ...
[17:28:20.585] - state: 'created'
[17:28:20.585] - Future backend: 'FutureStrategy', 'tweaked', 'multisession', 'cluster', 'multiprocess', 'future', 'function'
[17:28:20.600] - Future class: 'MultisessionFuture', 'ClusterFuture', 'MultiprocessFuture', 'Future', 'environment'
[17:28:20.600] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ...
[17:28:20.600]   - Field: 'node'
[17:28:20.601]   - Field: 'label'
[17:28:20.601]   - Field: 'local'
[17:28:20.601]   - Field: 'owner'
[17:28:20.602]   - Field: 'envir'
[17:28:20.602]   - Field: 'workers'
[17:28:20.602]   - Field: 'packages'
[17:28:20.603]   - Field: 'gc'
[17:28:20.603]   - Field: 'conditions'
[17:28:20.603]   - Field: 'persistent'
[17:28:20.604]   - Field: 'expr'
[17:28:20.604]   - Field: 'uuid'
[17:28:20.604]   - Field: 'seed'
[17:28:20.605]   - Field: 'version'
[17:28:20.605]   - Field: 'result'
[17:28:20.605]   - Field: 'asynchronous'
[17:28:20.605]   - Field: 'calls'
[17:28:20.606]   - Field: 'globals'
[17:28:20.606]   - Field: 'stdout'
[17:28:20.606]   - Field: 'earlySignal'
[17:28:20.607]   - Field: 'lazy'
[17:28:20.607]   - Field: 'state'
[17:28:20.607] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ... done
[17:28:20.608] - Launch lazy future ...
[17:28:20.608] Packages needed by the future expression (n = 0): <none>
[17:28:20.608] Packages needed by future strategies (n = 0): <none>
[17:28:20.609] {
[17:28:20.609]     {
[17:28:20.609]         {
[17:28:20.609]             ...future.startTime <- base::Sys.time()
[17:28:20.609]             {
[17:28:20.609]                 {
[17:28:20.609]                   {
[17:28:20.609]                     {
[17:28:20.609]                       base::local({
[17:28:20.609]                         has_future <- base::requireNamespace("future", 
[17:28:20.609]                           quietly = TRUE)
[17:28:20.609]                         if (has_future) {
[17:28:20.609]                           ns <- base::getNamespace("future")
[17:28:20.609]                           version <- ns[[".package"]][["version"]]
[17:28:20.609]                           if (is.null(version)) 
[17:28:20.609]                             version <- utils::packageVersion("future")
[17:28:20.609]                         }
[17:28:20.609]                         else {
[17:28:20.609]                           version <- NULL
[17:28:20.609]                         }
[17:28:20.609]                         if (!has_future || version < "1.8.0") {
[17:28:20.609]                           info <- base::c(r_version = base::gsub("R version ", 
[17:28:20.609]                             "", base::R.version$version.string), 
[17:28:20.609]                             platform = base::sprintf("%s (%s-bit)", 
[17:28:20.609]                               base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:28:20.609]                             os = base::paste(base::Sys.info()[base::c("sysname", 
[17:28:20.609]                               "release", "version")], collapse = " "), 
[17:28:20.609]                             hostname = base::Sys.info()[["nodename"]])
[17:28:20.609]                           info <- base::sprintf("%s: %s", base::names(info), 
[17:28:20.609]                             info)
[17:28:20.609]                           info <- base::paste(info, collapse = "; ")
[17:28:20.609]                           if (!has_future) {
[17:28:20.609]                             msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:28:20.609]                               info)
[17:28:20.609]                           }
[17:28:20.609]                           else {
[17:28:20.609]                             msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:28:20.609]                               info, version)
[17:28:20.609]                           }
[17:28:20.609]                           base::stop(msg)
[17:28:20.609]                         }
[17:28:20.609]                       })
[17:28:20.609]                     }
[17:28:20.609]                     ...future.mc.cores.old <- base::getOption("mc.cores")
[17:28:20.609]                     base::options(mc.cores = 1L)
[17:28:20.609]                   }
[17:28:20.609]                   ...future.strategy.old <- future::plan("list")
[17:28:20.609]                   options(future.plan = NULL)
[17:28:20.609]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:28:20.609]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:28:20.609]                 }
[17:28:20.609]                 ...future.workdir <- getwd()
[17:28:20.609]             }
[17:28:20.609]             ...future.oldOptions <- base::as.list(base::.Options)
[17:28:20.609]             ...future.oldEnvVars <- base::Sys.getenv()
[17:28:20.609]         }
[17:28:20.609]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:28:20.609]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:28:20.609]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:28:20.609]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:28:20.609]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:28:20.609]             future.stdout.windows.reencode = NULL, width = 80L)
[17:28:20.609]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:28:20.609]             base::names(...future.oldOptions))
[17:28:20.609]     }
[17:28:20.609]     if (FALSE) {
[17:28:20.609]     }
[17:28:20.609]     else {
[17:28:20.609]         if (TRUE) {
[17:28:20.609]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:28:20.609]                 open = "w")
[17:28:20.609]         }
[17:28:20.609]         else {
[17:28:20.609]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:28:20.609]                 windows = "NUL", "/dev/null"), open = "w")
[17:28:20.609]         }
[17:28:20.609]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:28:20.609]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:28:20.609]             base::sink(type = "output", split = FALSE)
[17:28:20.609]             base::close(...future.stdout)
[17:28:20.609]         }, add = TRUE)
[17:28:20.609]     }
[17:28:20.609]     ...future.frame <- base::sys.nframe()
[17:28:20.609]     ...future.conditions <- base::list()
[17:28:20.609]     ...future.rng <- base::globalenv()$.Random.seed
[17:28:20.609]     if (FALSE) {
[17:28:20.609]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:28:20.609]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:28:20.609]     }
[17:28:20.609]     ...future.result <- base::tryCatch({
[17:28:20.609]         base::withCallingHandlers({
[17:28:20.609]             ...future.value <- base::withVisible(base::local({
[17:28:20.609]                 ...future.makeSendCondition <- base::local({
[17:28:20.609]                   sendCondition <- NULL
[17:28:20.609]                   function(frame = 1L) {
[17:28:20.609]                     if (is.function(sendCondition)) 
[17:28:20.609]                       return(sendCondition)
[17:28:20.609]                     ns <- getNamespace("parallel")
[17:28:20.609]                     if (exists("sendData", mode = "function", 
[17:28:20.609]                       envir = ns)) {
[17:28:20.609]                       parallel_sendData <- get("sendData", mode = "function", 
[17:28:20.609]                         envir = ns)
[17:28:20.609]                       envir <- sys.frame(frame)
[17:28:20.609]                       master <- NULL
[17:28:20.609]                       while (!identical(envir, .GlobalEnv) && 
[17:28:20.609]                         !identical(envir, emptyenv())) {
[17:28:20.609]                         if (exists("master", mode = "list", envir = envir, 
[17:28:20.609]                           inherits = FALSE)) {
[17:28:20.609]                           master <- get("master", mode = "list", 
[17:28:20.609]                             envir = envir, inherits = FALSE)
[17:28:20.609]                           if (inherits(master, c("SOCKnode", 
[17:28:20.609]                             "SOCK0node"))) {
[17:28:20.609]                             sendCondition <<- function(cond) {
[17:28:20.609]                               data <- list(type = "VALUE", value = cond, 
[17:28:20.609]                                 success = TRUE)
[17:28:20.609]                               parallel_sendData(master, data)
[17:28:20.609]                             }
[17:28:20.609]                             return(sendCondition)
[17:28:20.609]                           }
[17:28:20.609]                         }
[17:28:20.609]                         frame <- frame + 1L
[17:28:20.609]                         envir <- sys.frame(frame)
[17:28:20.609]                       }
[17:28:20.609]                     }
[17:28:20.609]                     sendCondition <<- function(cond) NULL
[17:28:20.609]                   }
[17:28:20.609]                 })
[17:28:20.609]                 withCallingHandlers({
[17:28:20.609]                   {
[17:28:20.609]                     f1$owner
[17:28:20.609]                   }
[17:28:20.609]                 }, immediateCondition = function(cond) {
[17:28:20.609]                   sendCondition <- ...future.makeSendCondition()
[17:28:20.609]                   sendCondition(cond)
[17:28:20.609]                   muffleCondition <- function (cond, pattern = "^muffle") 
[17:28:20.609]                   {
[17:28:20.609]                     inherits <- base::inherits
[17:28:20.609]                     invokeRestart <- base::invokeRestart
[17:28:20.609]                     is.null <- base::is.null
[17:28:20.609]                     muffled <- FALSE
[17:28:20.609]                     if (inherits(cond, "message")) {
[17:28:20.609]                       muffled <- grepl(pattern, "muffleMessage")
[17:28:20.609]                       if (muffled) 
[17:28:20.609]                         invokeRestart("muffleMessage")
[17:28:20.609]                     }
[17:28:20.609]                     else if (inherits(cond, "warning")) {
[17:28:20.609]                       muffled <- grepl(pattern, "muffleWarning")
[17:28:20.609]                       if (muffled) 
[17:28:20.609]                         invokeRestart("muffleWarning")
[17:28:20.609]                     }
[17:28:20.609]                     else if (inherits(cond, "condition")) {
[17:28:20.609]                       if (!is.null(pattern)) {
[17:28:20.609]                         computeRestarts <- base::computeRestarts
[17:28:20.609]                         grepl <- base::grepl
[17:28:20.609]                         restarts <- computeRestarts(cond)
[17:28:20.609]                         for (restart in restarts) {
[17:28:20.609]                           name <- restart$name
[17:28:20.609]                           if (is.null(name)) 
[17:28:20.609]                             next
[17:28:20.609]                           if (!grepl(pattern, name)) 
[17:28:20.609]                             next
[17:28:20.609]                           invokeRestart(restart)
[17:28:20.609]                           muffled <- TRUE
[17:28:20.609]                           break
[17:28:20.609]                         }
[17:28:20.609]                       }
[17:28:20.609]                     }
[17:28:20.609]                     invisible(muffled)
[17:28:20.609]                   }
[17:28:20.609]                   muffleCondition(cond)
[17:28:20.609]                 })
[17:28:20.609]             }))
[17:28:20.609]             future::FutureResult(value = ...future.value$value, 
[17:28:20.609]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:28:20.609]                   ...future.rng), globalenv = if (FALSE) 
[17:28:20.609]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:28:20.609]                     ...future.globalenv.names))
[17:28:20.609]                 else NULL, started = ...future.startTime, version = "1.8")
[17:28:20.609]         }, condition = base::local({
[17:28:20.609]             c <- base::c
[17:28:20.609]             inherits <- base::inherits
[17:28:20.609]             invokeRestart <- base::invokeRestart
[17:28:20.609]             length <- base::length
[17:28:20.609]             list <- base::list
[17:28:20.609]             seq.int <- base::seq.int
[17:28:20.609]             signalCondition <- base::signalCondition
[17:28:20.609]             sys.calls <- base::sys.calls
[17:28:20.609]             `[[` <- base::`[[`
[17:28:20.609]             `+` <- base::`+`
[17:28:20.609]             `<<-` <- base::`<<-`
[17:28:20.609]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:28:20.609]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:28:20.609]                   3L)]
[17:28:20.609]             }
[17:28:20.609]             function(cond) {
[17:28:20.609]                 is_error <- inherits(cond, "error")
[17:28:20.609]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:28:20.609]                   NULL)
[17:28:20.609]                 if (is_error) {
[17:28:20.609]                   sessionInformation <- function() {
[17:28:20.609]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:28:20.609]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:28:20.609]                       search = base::search(), system = base::Sys.info())
[17:28:20.609]                   }
[17:28:20.609]                   ...future.conditions[[length(...future.conditions) + 
[17:28:20.609]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:28:20.609]                     cond$call), session = sessionInformation(), 
[17:28:20.609]                     timestamp = base::Sys.time(), signaled = 0L)
[17:28:20.609]                   signalCondition(cond)
[17:28:20.609]                 }
[17:28:20.609]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:28:20.609]                 "immediateCondition"))) {
[17:28:20.609]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:28:20.609]                   ...future.conditions[[length(...future.conditions) + 
[17:28:20.609]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:28:20.609]                   if (TRUE && !signal) {
[17:28:20.609]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:28:20.609]                     {
[17:28:20.609]                       inherits <- base::inherits
[17:28:20.609]                       invokeRestart <- base::invokeRestart
[17:28:20.609]                       is.null <- base::is.null
[17:28:20.609]                       muffled <- FALSE
[17:28:20.609]                       if (inherits(cond, "message")) {
[17:28:20.609]                         muffled <- grepl(pattern, "muffleMessage")
[17:28:20.609]                         if (muffled) 
[17:28:20.609]                           invokeRestart("muffleMessage")
[17:28:20.609]                       }
[17:28:20.609]                       else if (inherits(cond, "warning")) {
[17:28:20.609]                         muffled <- grepl(pattern, "muffleWarning")
[17:28:20.609]                         if (muffled) 
[17:28:20.609]                           invokeRestart("muffleWarning")
[17:28:20.609]                       }
[17:28:20.609]                       else if (inherits(cond, "condition")) {
[17:28:20.609]                         if (!is.null(pattern)) {
[17:28:20.609]                           computeRestarts <- base::computeRestarts
[17:28:20.609]                           grepl <- base::grepl
[17:28:20.609]                           restarts <- computeRestarts(cond)
[17:28:20.609]                           for (restart in restarts) {
[17:28:20.609]                             name <- restart$name
[17:28:20.609]                             if (is.null(name)) 
[17:28:20.609]                               next
[17:28:20.609]                             if (!grepl(pattern, name)) 
[17:28:20.609]                               next
[17:28:20.609]                             invokeRestart(restart)
[17:28:20.609]                             muffled <- TRUE
[17:28:20.609]                             break
[17:28:20.609]                           }
[17:28:20.609]                         }
[17:28:20.609]                       }
[17:28:20.609]                       invisible(muffled)
[17:28:20.609]                     }
[17:28:20.609]                     muffleCondition(cond, pattern = "^muffle")
[17:28:20.609]                   }
[17:28:20.609]                 }
[17:28:20.609]                 else {
[17:28:20.609]                   if (TRUE) {
[17:28:20.609]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:28:20.609]                     {
[17:28:20.609]                       inherits <- base::inherits
[17:28:20.609]                       invokeRestart <- base::invokeRestart
[17:28:20.609]                       is.null <- base::is.null
[17:28:20.609]                       muffled <- FALSE
[17:28:20.609]                       if (inherits(cond, "message")) {
[17:28:20.609]                         muffled <- grepl(pattern, "muffleMessage")
[17:28:20.609]                         if (muffled) 
[17:28:20.609]                           invokeRestart("muffleMessage")
[17:28:20.609]                       }
[17:28:20.609]                       else if (inherits(cond, "warning")) {
[17:28:20.609]                         muffled <- grepl(pattern, "muffleWarning")
[17:28:20.609]                         if (muffled) 
[17:28:20.609]                           invokeRestart("muffleWarning")
[17:28:20.609]                       }
[17:28:20.609]                       else if (inherits(cond, "condition")) {
[17:28:20.609]                         if (!is.null(pattern)) {
[17:28:20.609]                           computeRestarts <- base::computeRestarts
[17:28:20.609]                           grepl <- base::grepl
[17:28:20.609]                           restarts <- computeRestarts(cond)
[17:28:20.609]                           for (restart in restarts) {
[17:28:20.609]                             name <- restart$name
[17:28:20.609]                             if (is.null(name)) 
[17:28:20.609]                               next
[17:28:20.609]                             if (!grepl(pattern, name)) 
[17:28:20.609]                               next
[17:28:20.609]                             invokeRestart(restart)
[17:28:20.609]                             muffled <- TRUE
[17:28:20.609]                             break
[17:28:20.609]                           }
[17:28:20.609]                         }
[17:28:20.609]                       }
[17:28:20.609]                       invisible(muffled)
[17:28:20.609]                     }
[17:28:20.609]                     muffleCondition(cond, pattern = "^muffle")
[17:28:20.609]                   }
[17:28:20.609]                 }
[17:28:20.609]             }
[17:28:20.609]         }))
[17:28:20.609]     }, error = function(ex) {
[17:28:20.609]         base::structure(base::list(value = NULL, visible = NULL, 
[17:28:20.609]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:28:20.609]                 ...future.rng), started = ...future.startTime, 
[17:28:20.609]             finished = Sys.time(), session_uuid = NA_character_, 
[17:28:20.609]             version = "1.8"), class = "FutureResult")
[17:28:20.609]     }, finally = {
[17:28:20.609]         if (!identical(...future.workdir, getwd())) 
[17:28:20.609]             setwd(...future.workdir)
[17:28:20.609]         {
[17:28:20.609]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:28:20.609]                 ...future.oldOptions$nwarnings <- NULL
[17:28:20.609]             }
[17:28:20.609]             base::options(...future.oldOptions)
[17:28:20.609]             if (.Platform$OS.type == "windows") {
[17:28:20.609]                 old_names <- names(...future.oldEnvVars)
[17:28:20.609]                 envs <- base::Sys.getenv()
[17:28:20.609]                 names <- names(envs)
[17:28:20.609]                 common <- intersect(names, old_names)
[17:28:20.609]                 added <- setdiff(names, old_names)
[17:28:20.609]                 removed <- setdiff(old_names, names)
[17:28:20.609]                 changed <- common[...future.oldEnvVars[common] != 
[17:28:20.609]                   envs[common]]
[17:28:20.609]                 NAMES <- toupper(changed)
[17:28:20.609]                 args <- list()
[17:28:20.609]                 for (kk in seq_along(NAMES)) {
[17:28:20.609]                   name <- changed[[kk]]
[17:28:20.609]                   NAME <- NAMES[[kk]]
[17:28:20.609]                   if (name != NAME && is.element(NAME, old_names)) 
[17:28:20.609]                     next
[17:28:20.609]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:28:20.609]                 }
[17:28:20.609]                 NAMES <- toupper(added)
[17:28:20.609]                 for (kk in seq_along(NAMES)) {
[17:28:20.609]                   name <- added[[kk]]
[17:28:20.609]                   NAME <- NAMES[[kk]]
[17:28:20.609]                   if (name != NAME && is.element(NAME, old_names)) 
[17:28:20.609]                     next
[17:28:20.609]                   args[[name]] <- ""
[17:28:20.609]                 }
[17:28:20.609]                 NAMES <- toupper(removed)
[17:28:20.609]                 for (kk in seq_along(NAMES)) {
[17:28:20.609]                   name <- removed[[kk]]
[17:28:20.609]                   NAME <- NAMES[[kk]]
[17:28:20.609]                   if (name != NAME && is.element(NAME, old_names)) 
[17:28:20.609]                     next
[17:28:20.609]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:28:20.609]                 }
[17:28:20.609]                 if (length(args) > 0) 
[17:28:20.609]                   base::do.call(base::Sys.setenv, args = args)
[17:28:20.609]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:28:20.609]             }
[17:28:20.609]             else {
[17:28:20.609]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:28:20.609]             }
[17:28:20.609]             {
[17:28:20.609]                 if (base::length(...future.futureOptionsAdded) > 
[17:28:20.609]                   0L) {
[17:28:20.609]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:28:20.609]                   base::names(opts) <- ...future.futureOptionsAdded
[17:28:20.609]                   base::options(opts)
[17:28:20.609]                 }
[17:28:20.609]                 {
[17:28:20.609]                   {
[17:28:20.609]                     base::options(mc.cores = ...future.mc.cores.old)
[17:28:20.609]                     NULL
[17:28:20.609]                   }
[17:28:20.609]                   options(future.plan = NULL)
[17:28:20.609]                   if (is.na(NA_character_)) 
[17:28:20.609]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:28:20.609]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:28:20.609]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:28:20.609]                     .init = FALSE)
[17:28:20.609]                 }
[17:28:20.609]             }
[17:28:20.609]         }
[17:28:20.609]     })
[17:28:20.609]     if (TRUE) {
[17:28:20.609]         base::sink(type = "output", split = FALSE)
[17:28:20.609]         if (TRUE) {
[17:28:20.609]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:28:20.609]         }
[17:28:20.609]         else {
[17:28:20.609]             ...future.result["stdout"] <- base::list(NULL)
[17:28:20.609]         }
[17:28:20.609]         base::close(...future.stdout)
[17:28:20.609]         ...future.stdout <- NULL
[17:28:20.609]     }
[17:28:20.609]     ...future.result$conditions <- ...future.conditions
[17:28:20.609]     ...future.result$finished <- base::Sys.time()
[17:28:20.609]     ...future.result
[17:28:20.609] }
[17:28:20.632] Exporting 1 global objects (314.53 KiB) to cluster node #1 ...
[17:28:20.648] Exporting 'f1' (314.32 KiB) to cluster node #1 ...
[17:28:20.665] Exporting 'f1' (314.32 KiB) to cluster node #1 ... DONE
[17:28:20.666] Exporting 1 global objects (314.53 KiB) to cluster node #1 ... DONE
[17:28:20.667] MultisessionFuture started
[17:28:20.667] - Launch lazy future ... done
[17:28:20.667] run() for 'MultisessionFuture' ... done
> stopifnot(inherits(f3, "MultisessionFuture"))
> cat(sprintf("Future #3 session: %d\n", f3$node))
Future #3 session: 1
> v3 <- value(f3)
[17:28:20.668] result() for ClusterFuture ...
[17:28:20.668] receiveMessageFromWorker() for ClusterFuture ...
[17:28:20.669] - Validating connection of MultisessionFuture
[17:28:20.693] - received message: FutureResult
[17:28:20.694] - Received FutureResult
[17:28:20.694] - Erased future from FutureRegistry
[17:28:20.695] result() for ClusterFuture ...
[17:28:20.695] - result already collected: FutureResult
[17:28:20.695] result() for ClusterFuture ... done
[17:28:20.695] receiveMessageFromWorker() for ClusterFuture ... done
[17:28:20.696] result() for ClusterFuture ... done
[17:28:20.696] result() for ClusterFuture ...
[17:28:20.696] - result already collected: FutureResult
[17:28:20.697] result() for ClusterFuture ... done
> cat(sprintf("Future #3 owner: %s\n", v3))
Future #3 owner: aeae44ba-ffaa-03d1-9ad0-d264b027a198
> stopifnot(v3 == session_uuid)
> 
> message("Creating future #4:")
Creating future #4:
> f4 <- future({ f1$owner })
[17:28:20.697] getGlobalsAndPackages() ...
[17:28:20.698] Searching for globals...
[17:28:20.700] - globals found: [3] '{', '$', 'f1'
[17:28:20.700] Searching for globals ... DONE
[17:28:20.700] Resolving globals: FALSE
[17:28:20.715] The total size of the 1 globals is 314.32 KiB (321866 bytes)
[17:28:20.716] The total size of the 1 globals exported for future expression ('{; f1$owner; }') is 314.32 KiB.. This exceeds the maximum allowed size of 500.00 MiB (option 'future.globals.maxSize'). There is one global: 'f1' (314.32 KiB of class 'environment')
[17:28:20.716] - globals: [1] 'f1'
[17:28:20.716] 
[17:28:20.716] getGlobalsAndPackages() ... DONE
[17:28:20.717] run() for 'Future' ...
[17:28:20.717] - state: 'created'
[17:28:20.718] - Future backend: 'FutureStrategy', 'tweaked', 'multisession', 'cluster', 'multiprocess', 'future', 'function'
[17:28:20.734] - Future class: 'MultisessionFuture', 'ClusterFuture', 'MultiprocessFuture', 'Future', 'environment'
[17:28:20.734] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ...
[17:28:20.734]   - Field: 'node'
[17:28:20.735]   - Field: 'label'
[17:28:20.735]   - Field: 'local'
[17:28:20.735]   - Field: 'owner'
[17:28:20.735]   - Field: 'envir'
[17:28:20.735]   - Field: 'workers'
[17:28:20.736]   - Field: 'packages'
[17:28:20.736]   - Field: 'gc'
[17:28:20.736]   - Field: 'conditions'
[17:28:20.736]   - Field: 'persistent'
[17:28:20.736]   - Field: 'expr'
[17:28:20.737]   - Field: 'uuid'
[17:28:20.737]   - Field: 'seed'
[17:28:20.737]   - Field: 'version'
[17:28:20.738]   - Field: 'result'
[17:28:20.738]   - Field: 'asynchronous'
[17:28:20.738]   - Field: 'calls'
[17:28:20.739]   - Field: 'globals'
[17:28:20.739]   - Field: 'stdout'
[17:28:20.739]   - Field: 'earlySignal'
[17:28:20.740]   - Field: 'lazy'
[17:28:20.740]   - Field: 'state'
[17:28:20.740] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ... done
[17:28:20.741] - Launch lazy future ...
[17:28:20.741] Packages needed by the future expression (n = 0): <none>
[17:28:20.742] Packages needed by future strategies (n = 0): <none>
[17:28:20.743] {
[17:28:20.743]     {
[17:28:20.743]         {
[17:28:20.743]             ...future.startTime <- base::Sys.time()
[17:28:20.743]             {
[17:28:20.743]                 {
[17:28:20.743]                   {
[17:28:20.743]                     {
[17:28:20.743]                       base::local({
[17:28:20.743]                         has_future <- base::requireNamespace("future", 
[17:28:20.743]                           quietly = TRUE)
[17:28:20.743]                         if (has_future) {
[17:28:20.743]                           ns <- base::getNamespace("future")
[17:28:20.743]                           version <- ns[[".package"]][["version"]]
[17:28:20.743]                           if (is.null(version)) 
[17:28:20.743]                             version <- utils::packageVersion("future")
[17:28:20.743]                         }
[17:28:20.743]                         else {
[17:28:20.743]                           version <- NULL
[17:28:20.743]                         }
[17:28:20.743]                         if (!has_future || version < "1.8.0") {
[17:28:20.743]                           info <- base::c(r_version = base::gsub("R version ", 
[17:28:20.743]                             "", base::R.version$version.string), 
[17:28:20.743]                             platform = base::sprintf("%s (%s-bit)", 
[17:28:20.743]                               base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:28:20.743]                             os = base::paste(base::Sys.info()[base::c("sysname", 
[17:28:20.743]                               "release", "version")], collapse = " "), 
[17:28:20.743]                             hostname = base::Sys.info()[["nodename"]])
[17:28:20.743]                           info <- base::sprintf("%s: %s", base::names(info), 
[17:28:20.743]                             info)
[17:28:20.743]                           info <- base::paste(info, collapse = "; ")
[17:28:20.743]                           if (!has_future) {
[17:28:20.743]                             msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:28:20.743]                               info)
[17:28:20.743]                           }
[17:28:20.743]                           else {
[17:28:20.743]                             msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:28:20.743]                               info, version)
[17:28:20.743]                           }
[17:28:20.743]                           base::stop(msg)
[17:28:20.743]                         }
[17:28:20.743]                       })
[17:28:20.743]                     }
[17:28:20.743]                     ...future.mc.cores.old <- base::getOption("mc.cores")
[17:28:20.743]                     base::options(mc.cores = 1L)
[17:28:20.743]                   }
[17:28:20.743]                   ...future.strategy.old <- future::plan("list")
[17:28:20.743]                   options(future.plan = NULL)
[17:28:20.743]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:28:20.743]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:28:20.743]                 }
[17:28:20.743]                 ...future.workdir <- getwd()
[17:28:20.743]             }
[17:28:20.743]             ...future.oldOptions <- base::as.list(base::.Options)
[17:28:20.743]             ...future.oldEnvVars <- base::Sys.getenv()
[17:28:20.743]         }
[17:28:20.743]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:28:20.743]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:28:20.743]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:28:20.743]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:28:20.743]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:28:20.743]             future.stdout.windows.reencode = NULL, width = 80L)
[17:28:20.743]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:28:20.743]             base::names(...future.oldOptions))
[17:28:20.743]     }
[17:28:20.743]     if (FALSE) {
[17:28:20.743]     }
[17:28:20.743]     else {
[17:28:20.743]         if (TRUE) {
[17:28:20.743]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:28:20.743]                 open = "w")
[17:28:20.743]         }
[17:28:20.743]         else {
[17:28:20.743]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:28:20.743]                 windows = "NUL", "/dev/null"), open = "w")
[17:28:20.743]         }
[17:28:20.743]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:28:20.743]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:28:20.743]             base::sink(type = "output", split = FALSE)
[17:28:20.743]             base::close(...future.stdout)
[17:28:20.743]         }, add = TRUE)
[17:28:20.743]     }
[17:28:20.743]     ...future.frame <- base::sys.nframe()
[17:28:20.743]     ...future.conditions <- base::list()
[17:28:20.743]     ...future.rng <- base::globalenv()$.Random.seed
[17:28:20.743]     if (FALSE) {
[17:28:20.743]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:28:20.743]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:28:20.743]     }
[17:28:20.743]     ...future.result <- base::tryCatch({
[17:28:20.743]         base::withCallingHandlers({
[17:28:20.743]             ...future.value <- base::withVisible(base::local({
[17:28:20.743]                 ...future.makeSendCondition <- base::local({
[17:28:20.743]                   sendCondition <- NULL
[17:28:20.743]                   function(frame = 1L) {
[17:28:20.743]                     if (is.function(sendCondition)) 
[17:28:20.743]                       return(sendCondition)
[17:28:20.743]                     ns <- getNamespace("parallel")
[17:28:20.743]                     if (exists("sendData", mode = "function", 
[17:28:20.743]                       envir = ns)) {
[17:28:20.743]                       parallel_sendData <- get("sendData", mode = "function", 
[17:28:20.743]                         envir = ns)
[17:28:20.743]                       envir <- sys.frame(frame)
[17:28:20.743]                       master <- NULL
[17:28:20.743]                       while (!identical(envir, .GlobalEnv) && 
[17:28:20.743]                         !identical(envir, emptyenv())) {
[17:28:20.743]                         if (exists("master", mode = "list", envir = envir, 
[17:28:20.743]                           inherits = FALSE)) {
[17:28:20.743]                           master <- get("master", mode = "list", 
[17:28:20.743]                             envir = envir, inherits = FALSE)
[17:28:20.743]                           if (inherits(master, c("SOCKnode", 
[17:28:20.743]                             "SOCK0node"))) {
[17:28:20.743]                             sendCondition <<- function(cond) {
[17:28:20.743]                               data <- list(type = "VALUE", value = cond, 
[17:28:20.743]                                 success = TRUE)
[17:28:20.743]                               parallel_sendData(master, data)
[17:28:20.743]                             }
[17:28:20.743]                             return(sendCondition)
[17:28:20.743]                           }
[17:28:20.743]                         }
[17:28:20.743]                         frame <- frame + 1L
[17:28:20.743]                         envir <- sys.frame(frame)
[17:28:20.743]                       }
[17:28:20.743]                     }
[17:28:20.743]                     sendCondition <<- function(cond) NULL
[17:28:20.743]                   }
[17:28:20.743]                 })
[17:28:20.743]                 withCallingHandlers({
[17:28:20.743]                   {
[17:28:20.743]                     f1$owner
[17:28:20.743]                   }
[17:28:20.743]                 }, immediateCondition = function(cond) {
[17:28:20.743]                   sendCondition <- ...future.makeSendCondition()
[17:28:20.743]                   sendCondition(cond)
[17:28:20.743]                   muffleCondition <- function (cond, pattern = "^muffle") 
[17:28:20.743]                   {
[17:28:20.743]                     inherits <- base::inherits
[17:28:20.743]                     invokeRestart <- base::invokeRestart
[17:28:20.743]                     is.null <- base::is.null
[17:28:20.743]                     muffled <- FALSE
[17:28:20.743]                     if (inherits(cond, "message")) {
[17:28:20.743]                       muffled <- grepl(pattern, "muffleMessage")
[17:28:20.743]                       if (muffled) 
[17:28:20.743]                         invokeRestart("muffleMessage")
[17:28:20.743]                     }
[17:28:20.743]                     else if (inherits(cond, "warning")) {
[17:28:20.743]                       muffled <- grepl(pattern, "muffleWarning")
[17:28:20.743]                       if (muffled) 
[17:28:20.743]                         invokeRestart("muffleWarning")
[17:28:20.743]                     }
[17:28:20.743]                     else if (inherits(cond, "condition")) {
[17:28:20.743]                       if (!is.null(pattern)) {
[17:28:20.743]                         computeRestarts <- base::computeRestarts
[17:28:20.743]                         grepl <- base::grepl
[17:28:20.743]                         restarts <- computeRestarts(cond)
[17:28:20.743]                         for (restart in restarts) {
[17:28:20.743]                           name <- restart$name
[17:28:20.743]                           if (is.null(name)) 
[17:28:20.743]                             next
[17:28:20.743]                           if (!grepl(pattern, name)) 
[17:28:20.743]                             next
[17:28:20.743]                           invokeRestart(restart)
[17:28:20.743]                           muffled <- TRUE
[17:28:20.743]                           break
[17:28:20.743]                         }
[17:28:20.743]                       }
[17:28:20.743]                     }
[17:28:20.743]                     invisible(muffled)
[17:28:20.743]                   }
[17:28:20.743]                   muffleCondition(cond)
[17:28:20.743]                 })
[17:28:20.743]             }))
[17:28:20.743]             future::FutureResult(value = ...future.value$value, 
[17:28:20.743]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:28:20.743]                   ...future.rng), globalenv = if (FALSE) 
[17:28:20.743]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:28:20.743]                     ...future.globalenv.names))
[17:28:20.743]                 else NULL, started = ...future.startTime, version = "1.8")
[17:28:20.743]         }, condition = base::local({
[17:28:20.743]             c <- base::c
[17:28:20.743]             inherits <- base::inherits
[17:28:20.743]             invokeRestart <- base::invokeRestart
[17:28:20.743]             length <- base::length
[17:28:20.743]             list <- base::list
[17:28:20.743]             seq.int <- base::seq.int
[17:28:20.743]             signalCondition <- base::signalCondition
[17:28:20.743]             sys.calls <- base::sys.calls
[17:28:20.743]             `[[` <- base::`[[`
[17:28:20.743]             `+` <- base::`+`
[17:28:20.743]             `<<-` <- base::`<<-`
[17:28:20.743]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:28:20.743]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:28:20.743]                   3L)]
[17:28:20.743]             }
[17:28:20.743]             function(cond) {
[17:28:20.743]                 is_error <- inherits(cond, "error")
[17:28:20.743]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:28:20.743]                   NULL)
[17:28:20.743]                 if (is_error) {
[17:28:20.743]                   sessionInformation <- function() {
[17:28:20.743]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:28:20.743]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:28:20.743]                       search = base::search(), system = base::Sys.info())
[17:28:20.743]                   }
[17:28:20.743]                   ...future.conditions[[length(...future.conditions) + 
[17:28:20.743]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:28:20.743]                     cond$call), session = sessionInformation(), 
[17:28:20.743]                     timestamp = base::Sys.time(), signaled = 0L)
[17:28:20.743]                   signalCondition(cond)
[17:28:20.743]                 }
[17:28:20.743]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:28:20.743]                 "immediateCondition"))) {
[17:28:20.743]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:28:20.743]                   ...future.conditions[[length(...future.conditions) + 
[17:28:20.743]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:28:20.743]                   if (TRUE && !signal) {
[17:28:20.743]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:28:20.743]                     {
[17:28:20.743]                       inherits <- base::inherits
[17:28:20.743]                       invokeRestart <- base::invokeRestart
[17:28:20.743]                       is.null <- base::is.null
[17:28:20.743]                       muffled <- FALSE
[17:28:20.743]                       if (inherits(cond, "message")) {
[17:28:20.743]                         muffled <- grepl(pattern, "muffleMessage")
[17:28:20.743]                         if (muffled) 
[17:28:20.743]                           invokeRestart("muffleMessage")
[17:28:20.743]                       }
[17:28:20.743]                       else if (inherits(cond, "warning")) {
[17:28:20.743]                         muffled <- grepl(pattern, "muffleWarning")
[17:28:20.743]                         if (muffled) 
[17:28:20.743]                           invokeRestart("muffleWarning")
[17:28:20.743]                       }
[17:28:20.743]                       else if (inherits(cond, "condition")) {
[17:28:20.743]                         if (!is.null(pattern)) {
[17:28:20.743]                           computeRestarts <- base::computeRestarts
[17:28:20.743]                           grepl <- base::grepl
[17:28:20.743]                           restarts <- computeRestarts(cond)
[17:28:20.743]                           for (restart in restarts) {
[17:28:20.743]                             name <- restart$name
[17:28:20.743]                             if (is.null(name)) 
[17:28:20.743]                               next
[17:28:20.743]                             if (!grepl(pattern, name)) 
[17:28:20.743]                               next
[17:28:20.743]                             invokeRestart(restart)
[17:28:20.743]                             muffled <- TRUE
[17:28:20.743]                             break
[17:28:20.743]                           }
[17:28:20.743]                         }
[17:28:20.743]                       }
[17:28:20.743]                       invisible(muffled)
[17:28:20.743]                     }
[17:28:20.743]                     muffleCondition(cond, pattern = "^muffle")
[17:28:20.743]                   }
[17:28:20.743]                 }
[17:28:20.743]                 else {
[17:28:20.743]                   if (TRUE) {
[17:28:20.743]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:28:20.743]                     {
[17:28:20.743]                       inherits <- base::inherits
[17:28:20.743]                       invokeRestart <- base::invokeRestart
[17:28:20.743]                       is.null <- base::is.null
[17:28:20.743]                       muffled <- FALSE
[17:28:20.743]                       if (inherits(cond, "message")) {
[17:28:20.743]                         muffled <- grepl(pattern, "muffleMessage")
[17:28:20.743]                         if (muffled) 
[17:28:20.743]                           invokeRestart("muffleMessage")
[17:28:20.743]                       }
[17:28:20.743]                       else if (inherits(cond, "warning")) {
[17:28:20.743]                         muffled <- grepl(pattern, "muffleWarning")
[17:28:20.743]                         if (muffled) 
[17:28:20.743]                           invokeRestart("muffleWarning")
[17:28:20.743]                       }
[17:28:20.743]                       else if (inherits(cond, "condition")) {
[17:28:20.743]                         if (!is.null(pattern)) {
[17:28:20.743]                           computeRestarts <- base::computeRestarts
[17:28:20.743]                           grepl <- base::grepl
[17:28:20.743]                           restarts <- computeRestarts(cond)
[17:28:20.743]                           for (restart in restarts) {
[17:28:20.743]                             name <- restart$name
[17:28:20.743]                             if (is.null(name)) 
[17:28:20.743]                               next
[17:28:20.743]                             if (!grepl(pattern, name)) 
[17:28:20.743]                               next
[17:28:20.743]                             invokeRestart(restart)
[17:28:20.743]                             muffled <- TRUE
[17:28:20.743]                             break
[17:28:20.743]                           }
[17:28:20.743]                         }
[17:28:20.743]                       }
[17:28:20.743]                       invisible(muffled)
[17:28:20.743]                     }
[17:28:20.743]                     muffleCondition(cond, pattern = "^muffle")
[17:28:20.743]                   }
[17:28:20.743]                 }
[17:28:20.743]             }
[17:28:20.743]         }))
[17:28:20.743]     }, error = function(ex) {
[17:28:20.743]         base::structure(base::list(value = NULL, visible = NULL, 
[17:28:20.743]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:28:20.743]                 ...future.rng), started = ...future.startTime, 
[17:28:20.743]             finished = Sys.time(), session_uuid = NA_character_, 
[17:28:20.743]             version = "1.8"), class = "FutureResult")
[17:28:20.743]     }, finally = {
[17:28:20.743]         if (!identical(...future.workdir, getwd())) 
[17:28:20.743]             setwd(...future.workdir)
[17:28:20.743]         {
[17:28:20.743]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:28:20.743]                 ...future.oldOptions$nwarnings <- NULL
[17:28:20.743]             }
[17:28:20.743]             base::options(...future.oldOptions)
[17:28:20.743]             if (.Platform$OS.type == "windows") {
[17:28:20.743]                 old_names <- names(...future.oldEnvVars)
[17:28:20.743]                 envs <- base::Sys.getenv()
[17:28:20.743]                 names <- names(envs)
[17:28:20.743]                 common <- intersect(names, old_names)
[17:28:20.743]                 added <- setdiff(names, old_names)
[17:28:20.743]                 removed <- setdiff(old_names, names)
[17:28:20.743]                 changed <- common[...future.oldEnvVars[common] != 
[17:28:20.743]                   envs[common]]
[17:28:20.743]                 NAMES <- toupper(changed)
[17:28:20.743]                 args <- list()
[17:28:20.743]                 for (kk in seq_along(NAMES)) {
[17:28:20.743]                   name <- changed[[kk]]
[17:28:20.743]                   NAME <- NAMES[[kk]]
[17:28:20.743]                   if (name != NAME && is.element(NAME, old_names)) 
[17:28:20.743]                     next
[17:28:20.743]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:28:20.743]                 }
[17:28:20.743]                 NAMES <- toupper(added)
[17:28:20.743]                 for (kk in seq_along(NAMES)) {
[17:28:20.743]                   name <- added[[kk]]
[17:28:20.743]                   NAME <- NAMES[[kk]]
[17:28:20.743]                   if (name != NAME && is.element(NAME, old_names)) 
[17:28:20.743]                     next
[17:28:20.743]                   args[[name]] <- ""
[17:28:20.743]                 }
[17:28:20.743]                 NAMES <- toupper(removed)
[17:28:20.743]                 for (kk in seq_along(NAMES)) {
[17:28:20.743]                   name <- removed[[kk]]
[17:28:20.743]                   NAME <- NAMES[[kk]]
[17:28:20.743]                   if (name != NAME && is.element(NAME, old_names)) 
[17:28:20.743]                     next
[17:28:20.743]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:28:20.743]                 }
[17:28:20.743]                 if (length(args) > 0) 
[17:28:20.743]                   base::do.call(base::Sys.setenv, args = args)
[17:28:20.743]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:28:20.743]             }
[17:28:20.743]             else {
[17:28:20.743]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:28:20.743]             }
[17:28:20.743]             {
[17:28:20.743]                 if (base::length(...future.futureOptionsAdded) > 
[17:28:20.743]                   0L) {
[17:28:20.743]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:28:20.743]                   base::names(opts) <- ...future.futureOptionsAdded
[17:28:20.743]                   base::options(opts)
[17:28:20.743]                 }
[17:28:20.743]                 {
[17:28:20.743]                   {
[17:28:20.743]                     base::options(mc.cores = ...future.mc.cores.old)
[17:28:20.743]                     NULL
[17:28:20.743]                   }
[17:28:20.743]                   options(future.plan = NULL)
[17:28:20.743]                   if (is.na(NA_character_)) 
[17:28:20.743]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:28:20.743]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:28:20.743]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:28:20.743]                     .init = FALSE)
[17:28:20.743]                 }
[17:28:20.743]             }
[17:28:20.743]         }
[17:28:20.743]     })
[17:28:20.743]     if (TRUE) {
[17:28:20.743]         base::sink(type = "output", split = FALSE)
[17:28:20.743]         if (TRUE) {
[17:28:20.743]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:28:20.743]         }
[17:28:20.743]         else {
[17:28:20.743]             ...future.result["stdout"] <- base::list(NULL)
[17:28:20.743]         }
[17:28:20.743]         base::close(...future.stdout)
[17:28:20.743]         ...future.stdout <- NULL
[17:28:20.743]     }
[17:28:20.743]     ...future.result$conditions <- ...future.conditions
[17:28:20.743]     ...future.result$finished <- base::Sys.time()
[17:28:20.743]     ...future.result
[17:28:20.743] }
[17:28:20.765] Exporting 1 global objects (314.53 KiB) to cluster node #1 ...
[17:28:20.779] Exporting 'f1' (314.32 KiB) to cluster node #1 ...
[17:28:20.796] Exporting 'f1' (314.32 KiB) to cluster node #1 ... DONE
[17:28:20.796] Exporting 1 global objects (314.53 KiB) to cluster node #1 ... DONE
[17:28:20.797] MultisessionFuture started
[17:28:20.798] - Launch lazy future ... done
[17:28:20.798] run() for 'MultisessionFuture' ... done
> stopifnot(inherits(f4, "MultisessionFuture"))
> cat(sprintf("Future #4 session: %d\n", f4$node))
Future #4 session: 1
> v4 <- value(f4)
[17:28:20.798] result() for ClusterFuture ...
[17:28:20.799] receiveMessageFromWorker() for ClusterFuture ...
[17:28:20.799] - Validating connection of MultisessionFuture
[17:28:20.824] - received message: FutureResult
[17:28:20.824] - Received FutureResult
[17:28:20.825] - Erased future from FutureRegistry
[17:28:20.825] result() for ClusterFuture ...
[17:28:20.825] - result already collected: FutureResult
[17:28:20.826] result() for ClusterFuture ... done
[17:28:20.826] receiveMessageFromWorker() for ClusterFuture ... done
[17:28:20.826] result() for ClusterFuture ... done
[17:28:20.826] result() for ClusterFuture ...
[17:28:20.827] - result already collected: FutureResult
[17:28:20.827] result() for ClusterFuture ... done
> cat(sprintf("Future #4 owner: %s\n", v4))
Future #4 owner: aeae44ba-ffaa-03d1-9ad0-d264b027a198
> stopifnot(v4 == session_uuid)
> 
> message("Creating future #5:")
Creating future #5:
> f5 <- future({ stopifnot(f1$owner != future:::session_uuid(attributes = TRUE)); "not-owner" })
[17:28:20.828] getGlobalsAndPackages() ...
[17:28:20.828] Searching for globals...
[17:28:20.831] - globals found: [6] '{', 'stopifnot', '!=', '$', 'f1', ':::'
[17:28:20.832] Searching for globals ... DONE
[17:28:20.832] Resolving globals: FALSE
[17:28:20.850] The total size of the 1 globals is 314.32 KiB (321866 bytes)
[17:28:20.851] The total size of the 1 globals exported for future expression ('{; stopifnot(f1$owner != future:::session_uuid(attributes = TRUE)); "not-owner"; }') is 314.32 KiB.. This exceeds the maximum allowed size of 500.00 MiB (option 'future.globals.maxSize'). There is one global: 'f1' (314.32 KiB of class 'environment')
[17:28:20.851] - globals: [1] 'f1'
[17:28:20.852] 
[17:28:20.852] getGlobalsAndPackages() ... DONE
[17:28:20.852] run() for 'Future' ...
[17:28:20.853] - state: 'created'
[17:28:20.853] - Future backend: 'FutureStrategy', 'tweaked', 'multisession', 'cluster', 'multiprocess', 'future', 'function'
[17:28:20.874] - Future class: 'MultisessionFuture', 'ClusterFuture', 'MultiprocessFuture', 'Future', 'environment'
[17:28:20.874] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ...
[17:28:20.875]   - Field: 'node'
[17:28:20.875]   - Field: 'label'
[17:28:20.875]   - Field: 'local'
[17:28:20.876]   - Field: 'owner'
[17:28:20.876]   - Field: 'envir'
[17:28:20.877]   - Field: 'workers'
[17:28:20.877]   - Field: 'packages'
[17:28:20.877]   - Field: 'gc'
[17:28:20.878]   - Field: 'conditions'
[17:28:20.878]   - Field: 'persistent'
[17:28:20.879]   - Field: 'expr'
[17:28:20.879]   - Field: 'uuid'
[17:28:20.879]   - Field: 'seed'
[17:28:20.880]   - Field: 'version'
[17:28:20.880]   - Field: 'result'
[17:28:20.880]   - Field: 'asynchronous'
[17:28:20.881]   - Field: 'calls'
[17:28:20.881]   - Field: 'globals'
[17:28:20.882]   - Field: 'stdout'
[17:28:20.882]   - Field: 'earlySignal'
[17:28:20.882]   - Field: 'lazy'
[17:28:20.883]   - Field: 'state'
[17:28:20.883] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ... done
[17:28:20.883] - Launch lazy future ...
[17:28:20.884] Packages needed by the future expression (n = 0): <none>
[17:28:20.884] Packages needed by future strategies (n = 0): <none>
[17:28:20.885] {
[17:28:20.885]     {
[17:28:20.885]         {
[17:28:20.885]             ...future.startTime <- base::Sys.time()
[17:28:20.885]             {
[17:28:20.885]                 {
[17:28:20.885]                   {
[17:28:20.885]                     {
[17:28:20.885]                       base::local({
[17:28:20.885]                         has_future <- base::requireNamespace("future", 
[17:28:20.885]                           quietly = TRUE)
[17:28:20.885]                         if (has_future) {
[17:28:20.885]                           ns <- base::getNamespace("future")
[17:28:20.885]                           version <- ns[[".package"]][["version"]]
[17:28:20.885]                           if (is.null(version)) 
[17:28:20.885]                             version <- utils::packageVersion("future")
[17:28:20.885]                         }
[17:28:20.885]                         else {
[17:28:20.885]                           version <- NULL
[17:28:20.885]                         }
[17:28:20.885]                         if (!has_future || version < "1.8.0") {
[17:28:20.885]                           info <- base::c(r_version = base::gsub("R version ", 
[17:28:20.885]                             "", base::R.version$version.string), 
[17:28:20.885]                             platform = base::sprintf("%s (%s-bit)", 
[17:28:20.885]                               base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:28:20.885]                             os = base::paste(base::Sys.info()[base::c("sysname", 
[17:28:20.885]                               "release", "version")], collapse = " "), 
[17:28:20.885]                             hostname = base::Sys.info()[["nodename"]])
[17:28:20.885]                           info <- base::sprintf("%s: %s", base::names(info), 
[17:28:20.885]                             info)
[17:28:20.885]                           info <- base::paste(info, collapse = "; ")
[17:28:20.885]                           if (!has_future) {
[17:28:20.885]                             msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:28:20.885]                               info)
[17:28:20.885]                           }
[17:28:20.885]                           else {
[17:28:20.885]                             msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:28:20.885]                               info, version)
[17:28:20.885]                           }
[17:28:20.885]                           base::stop(msg)
[17:28:20.885]                         }
[17:28:20.885]                       })
[17:28:20.885]                     }
[17:28:20.885]                     ...future.mc.cores.old <- base::getOption("mc.cores")
[17:28:20.885]                     base::options(mc.cores = 1L)
[17:28:20.885]                   }
[17:28:20.885]                   ...future.strategy.old <- future::plan("list")
[17:28:20.885]                   options(future.plan = NULL)
[17:28:20.885]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:28:20.885]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:28:20.885]                 }
[17:28:20.885]                 ...future.workdir <- getwd()
[17:28:20.885]             }
[17:28:20.885]             ...future.oldOptions <- base::as.list(base::.Options)
[17:28:20.885]             ...future.oldEnvVars <- base::Sys.getenv()
[17:28:20.885]         }
[17:28:20.885]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:28:20.885]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:28:20.885]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:28:20.885]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:28:20.885]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:28:20.885]             future.stdout.windows.reencode = NULL, width = 80L)
[17:28:20.885]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:28:20.885]             base::names(...future.oldOptions))
[17:28:20.885]     }
[17:28:20.885]     if (FALSE) {
[17:28:20.885]     }
[17:28:20.885]     else {
[17:28:20.885]         if (TRUE) {
[17:28:20.885]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:28:20.885]                 open = "w")
[17:28:20.885]         }
[17:28:20.885]         else {
[17:28:20.885]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:28:20.885]                 windows = "NUL", "/dev/null"), open = "w")
[17:28:20.885]         }
[17:28:20.885]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:28:20.885]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:28:20.885]             base::sink(type = "output", split = FALSE)
[17:28:20.885]             base::close(...future.stdout)
[17:28:20.885]         }, add = TRUE)
[17:28:20.885]     }
[17:28:20.885]     ...future.frame <- base::sys.nframe()
[17:28:20.885]     ...future.conditions <- base::list()
[17:28:20.885]     ...future.rng <- base::globalenv()$.Random.seed
[17:28:20.885]     if (FALSE) {
[17:28:20.885]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:28:20.885]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:28:20.885]     }
[17:28:20.885]     ...future.result <- base::tryCatch({
[17:28:20.885]         base::withCallingHandlers({
[17:28:20.885]             ...future.value <- base::withVisible(base::local({
[17:28:20.885]                 ...future.makeSendCondition <- base::local({
[17:28:20.885]                   sendCondition <- NULL
[17:28:20.885]                   function(frame = 1L) {
[17:28:20.885]                     if (is.function(sendCondition)) 
[17:28:20.885]                       return(sendCondition)
[17:28:20.885]                     ns <- getNamespace("parallel")
[17:28:20.885]                     if (exists("sendData", mode = "function", 
[17:28:20.885]                       envir = ns)) {
[17:28:20.885]                       parallel_sendData <- get("sendData", mode = "function", 
[17:28:20.885]                         envir = ns)
[17:28:20.885]                       envir <- sys.frame(frame)
[17:28:20.885]                       master <- NULL
[17:28:20.885]                       while (!identical(envir, .GlobalEnv) && 
[17:28:20.885]                         !identical(envir, emptyenv())) {
[17:28:20.885]                         if (exists("master", mode = "list", envir = envir, 
[17:28:20.885]                           inherits = FALSE)) {
[17:28:20.885]                           master <- get("master", mode = "list", 
[17:28:20.885]                             envir = envir, inherits = FALSE)
[17:28:20.885]                           if (inherits(master, c("SOCKnode", 
[17:28:20.885]                             "SOCK0node"))) {
[17:28:20.885]                             sendCondition <<- function(cond) {
[17:28:20.885]                               data <- list(type = "VALUE", value = cond, 
[17:28:20.885]                                 success = TRUE)
[17:28:20.885]                               parallel_sendData(master, data)
[17:28:20.885]                             }
[17:28:20.885]                             return(sendCondition)
[17:28:20.885]                           }
[17:28:20.885]                         }
[17:28:20.885]                         frame <- frame + 1L
[17:28:20.885]                         envir <- sys.frame(frame)
[17:28:20.885]                       }
[17:28:20.885]                     }
[17:28:20.885]                     sendCondition <<- function(cond) NULL
[17:28:20.885]                   }
[17:28:20.885]                 })
[17:28:20.885]                 withCallingHandlers({
[17:28:20.885]                   {
[17:28:20.885]                     stopifnot(f1$owner != future:::session_uuid(attributes = TRUE))
[17:28:20.885]                     "not-owner"
[17:28:20.885]                   }
[17:28:20.885]                 }, immediateCondition = function(cond) {
[17:28:20.885]                   sendCondition <- ...future.makeSendCondition()
[17:28:20.885]                   sendCondition(cond)
[17:28:20.885]                   muffleCondition <- function (cond, pattern = "^muffle") 
[17:28:20.885]                   {
[17:28:20.885]                     inherits <- base::inherits
[17:28:20.885]                     invokeRestart <- base::invokeRestart
[17:28:20.885]                     is.null <- base::is.null
[17:28:20.885]                     muffled <- FALSE
[17:28:20.885]                     if (inherits(cond, "message")) {
[17:28:20.885]                       muffled <- grepl(pattern, "muffleMessage")
[17:28:20.885]                       if (muffled) 
[17:28:20.885]                         invokeRestart("muffleMessage")
[17:28:20.885]                     }
[17:28:20.885]                     else if (inherits(cond, "warning")) {
[17:28:20.885]                       muffled <- grepl(pattern, "muffleWarning")
[17:28:20.885]                       if (muffled) 
[17:28:20.885]                         invokeRestart("muffleWarning")
[17:28:20.885]                     }
[17:28:20.885]                     else if (inherits(cond, "condition")) {
[17:28:20.885]                       if (!is.null(pattern)) {
[17:28:20.885]                         computeRestarts <- base::computeRestarts
[17:28:20.885]                         grepl <- base::grepl
[17:28:20.885]                         restarts <- computeRestarts(cond)
[17:28:20.885]                         for (restart in restarts) {
[17:28:20.885]                           name <- restart$name
[17:28:20.885]                           if (is.null(name)) 
[17:28:20.885]                             next
[17:28:20.885]                           if (!grepl(pattern, name)) 
[17:28:20.885]                             next
[17:28:20.885]                           invokeRestart(restart)
[17:28:20.885]                           muffled <- TRUE
[17:28:20.885]                           break
[17:28:20.885]                         }
[17:28:20.885]                       }
[17:28:20.885]                     }
[17:28:20.885]                     invisible(muffled)
[17:28:20.885]                   }
[17:28:20.885]                   muffleCondition(cond)
[17:28:20.885]                 })
[17:28:20.885]             }))
[17:28:20.885]             future::FutureResult(value = ...future.value$value, 
[17:28:20.885]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:28:20.885]                   ...future.rng), globalenv = if (FALSE) 
[17:28:20.885]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:28:20.885]                     ...future.globalenv.names))
[17:28:20.885]                 else NULL, started = ...future.startTime, version = "1.8")
[17:28:20.885]         }, condition = base::local({
[17:28:20.885]             c <- base::c
[17:28:20.885]             inherits <- base::inherits
[17:28:20.885]             invokeRestart <- base::invokeRestart
[17:28:20.885]             length <- base::length
[17:28:20.885]             list <- base::list
[17:28:20.885]             seq.int <- base::seq.int
[17:28:20.885]             signalCondition <- base::signalCondition
[17:28:20.885]             sys.calls <- base::sys.calls
[17:28:20.885]             `[[` <- base::`[[`
[17:28:20.885]             `+` <- base::`+`
[17:28:20.885]             `<<-` <- base::`<<-`
[17:28:20.885]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:28:20.885]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:28:20.885]                   3L)]
[17:28:20.885]             }
[17:28:20.885]             function(cond) {
[17:28:20.885]                 is_error <- inherits(cond, "error")
[17:28:20.885]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:28:20.885]                   NULL)
[17:28:20.885]                 if (is_error) {
[17:28:20.885]                   sessionInformation <- function() {
[17:28:20.885]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:28:20.885]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:28:20.885]                       search = base::search(), system = base::Sys.info())
[17:28:20.885]                   }
[17:28:20.885]                   ...future.conditions[[length(...future.conditions) + 
[17:28:20.885]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:28:20.885]                     cond$call), session = sessionInformation(), 
[17:28:20.885]                     timestamp = base::Sys.time(), signaled = 0L)
[17:28:20.885]                   signalCondition(cond)
[17:28:20.885]                 }
[17:28:20.885]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:28:20.885]                 "immediateCondition"))) {
[17:28:20.885]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:28:20.885]                   ...future.conditions[[length(...future.conditions) + 
[17:28:20.885]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:28:20.885]                   if (TRUE && !signal) {
[17:28:20.885]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:28:20.885]                     {
[17:28:20.885]                       inherits <- base::inherits
[17:28:20.885]                       invokeRestart <- base::invokeRestart
[17:28:20.885]                       is.null <- base::is.null
[17:28:20.885]                       muffled <- FALSE
[17:28:20.885]                       if (inherits(cond, "message")) {
[17:28:20.885]                         muffled <- grepl(pattern, "muffleMessage")
[17:28:20.885]                         if (muffled) 
[17:28:20.885]                           invokeRestart("muffleMessage")
[17:28:20.885]                       }
[17:28:20.885]                       else if (inherits(cond, "warning")) {
[17:28:20.885]                         muffled <- grepl(pattern, "muffleWarning")
[17:28:20.885]                         if (muffled) 
[17:28:20.885]                           invokeRestart("muffleWarning")
[17:28:20.885]                       }
[17:28:20.885]                       else if (inherits(cond, "condition")) {
[17:28:20.885]                         if (!is.null(pattern)) {
[17:28:20.885]                           computeRestarts <- base::computeRestarts
[17:28:20.885]                           grepl <- base::grepl
[17:28:20.885]                           restarts <- computeRestarts(cond)
[17:28:20.885]                           for (restart in restarts) {
[17:28:20.885]                             name <- restart$name
[17:28:20.885]                             if (is.null(name)) 
[17:28:20.885]                               next
[17:28:20.885]                             if (!grepl(pattern, name)) 
[17:28:20.885]                               next
[17:28:20.885]                             invokeRestart(restart)
[17:28:20.885]                             muffled <- TRUE
[17:28:20.885]                             break
[17:28:20.885]                           }
[17:28:20.885]                         }
[17:28:20.885]                       }
[17:28:20.885]                       invisible(muffled)
[17:28:20.885]                     }
[17:28:20.885]                     muffleCondition(cond, pattern = "^muffle")
[17:28:20.885]                   }
[17:28:20.885]                 }
[17:28:20.885]                 else {
[17:28:20.885]                   if (TRUE) {
[17:28:20.885]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:28:20.885]                     {
[17:28:20.885]                       inherits <- base::inherits
[17:28:20.885]                       invokeRestart <- base::invokeRestart
[17:28:20.885]                       is.null <- base::is.null
[17:28:20.885]                       muffled <- FALSE
[17:28:20.885]                       if (inherits(cond, "message")) {
[17:28:20.885]                         muffled <- grepl(pattern, "muffleMessage")
[17:28:20.885]                         if (muffled) 
[17:28:20.885]                           invokeRestart("muffleMessage")
[17:28:20.885]                       }
[17:28:20.885]                       else if (inherits(cond, "warning")) {
[17:28:20.885]                         muffled <- grepl(pattern, "muffleWarning")
[17:28:20.885]                         if (muffled) 
[17:28:20.885]                           invokeRestart("muffleWarning")
[17:28:20.885]                       }
[17:28:20.885]                       else if (inherits(cond, "condition")) {
[17:28:20.885]                         if (!is.null(pattern)) {
[17:28:20.885]                           computeRestarts <- base::computeRestarts
[17:28:20.885]                           grepl <- base::grepl
[17:28:20.885]                           restarts <- computeRestarts(cond)
[17:28:20.885]                           for (restart in restarts) {
[17:28:20.885]                             name <- restart$name
[17:28:20.885]                             if (is.null(name)) 
[17:28:20.885]                               next
[17:28:20.885]                             if (!grepl(pattern, name)) 
[17:28:20.885]                               next
[17:28:20.885]                             invokeRestart(restart)
[17:28:20.885]                             muffled <- TRUE
[17:28:20.885]                             break
[17:28:20.885]                           }
[17:28:20.885]                         }
[17:28:20.885]                       }
[17:28:20.885]                       invisible(muffled)
[17:28:20.885]                     }
[17:28:20.885]                     muffleCondition(cond, pattern = "^muffle")
[17:28:20.885]                   }
[17:28:20.885]                 }
[17:28:20.885]             }
[17:28:20.885]         }))
[17:28:20.885]     }, error = function(ex) {
[17:28:20.885]         base::structure(base::list(value = NULL, visible = NULL, 
[17:28:20.885]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:28:20.885]                 ...future.rng), started = ...future.startTime, 
[17:28:20.885]             finished = Sys.time(), session_uuid = NA_character_, 
[17:28:20.885]             version = "1.8"), class = "FutureResult")
[17:28:20.885]     }, finally = {
[17:28:20.885]         if (!identical(...future.workdir, getwd())) 
[17:28:20.885]             setwd(...future.workdir)
[17:28:20.885]         {
[17:28:20.885]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:28:20.885]                 ...future.oldOptions$nwarnings <- NULL
[17:28:20.885]             }
[17:28:20.885]             base::options(...future.oldOptions)
[17:28:20.885]             if (.Platform$OS.type == "windows") {
[17:28:20.885]                 old_names <- names(...future.oldEnvVars)
[17:28:20.885]                 envs <- base::Sys.getenv()
[17:28:20.885]                 names <- names(envs)
[17:28:20.885]                 common <- intersect(names, old_names)
[17:28:20.885]                 added <- setdiff(names, old_names)
[17:28:20.885]                 removed <- setdiff(old_names, names)
[17:28:20.885]                 changed <- common[...future.oldEnvVars[common] != 
[17:28:20.885]                   envs[common]]
[17:28:20.885]                 NAMES <- toupper(changed)
[17:28:20.885]                 args <- list()
[17:28:20.885]                 for (kk in seq_along(NAMES)) {
[17:28:20.885]                   name <- changed[[kk]]
[17:28:20.885]                   NAME <- NAMES[[kk]]
[17:28:20.885]                   if (name != NAME && is.element(NAME, old_names)) 
[17:28:20.885]                     next
[17:28:20.885]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:28:20.885]                 }
[17:28:20.885]                 NAMES <- toupper(added)
[17:28:20.885]                 for (kk in seq_along(NAMES)) {
[17:28:20.885]                   name <- added[[kk]]
[17:28:20.885]                   NAME <- NAMES[[kk]]
[17:28:20.885]                   if (name != NAME && is.element(NAME, old_names)) 
[17:28:20.885]                     next
[17:28:20.885]                   args[[name]] <- ""
[17:28:20.885]                 }
[17:28:20.885]                 NAMES <- toupper(removed)
[17:28:20.885]                 for (kk in seq_along(NAMES)) {
[17:28:20.885]                   name <- removed[[kk]]
[17:28:20.885]                   NAME <- NAMES[[kk]]
[17:28:20.885]                   if (name != NAME && is.element(NAME, old_names)) 
[17:28:20.885]                     next
[17:28:20.885]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:28:20.885]                 }
[17:28:20.885]                 if (length(args) > 0) 
[17:28:20.885]                   base::do.call(base::Sys.setenv, args = args)
[17:28:20.885]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:28:20.885]             }
[17:28:20.885]             else {
[17:28:20.885]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:28:20.885]             }
[17:28:20.885]             {
[17:28:20.885]                 if (base::length(...future.futureOptionsAdded) > 
[17:28:20.885]                   0L) {
[17:28:20.885]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:28:20.885]                   base::names(opts) <- ...future.futureOptionsAdded
[17:28:20.885]                   base::options(opts)
[17:28:20.885]                 }
[17:28:20.885]                 {
[17:28:20.885]                   {
[17:28:20.885]                     base::options(mc.cores = ...future.mc.cores.old)
[17:28:20.885]                     NULL
[17:28:20.885]                   }
[17:28:20.885]                   options(future.plan = NULL)
[17:28:20.885]                   if (is.na(NA_character_)) 
[17:28:20.885]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:28:20.885]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:28:20.885]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:28:20.885]                     .init = FALSE)
[17:28:20.885]                 }
[17:28:20.885]             }
[17:28:20.885]         }
[17:28:20.885]     })
[17:28:20.885]     if (TRUE) {
[17:28:20.885]         base::sink(type = "output", split = FALSE)
[17:28:20.885]         if (TRUE) {
[17:28:20.885]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:28:20.885]         }
[17:28:20.885]         else {
[17:28:20.885]             ...future.result["stdout"] <- base::list(NULL)
[17:28:20.885]         }
[17:28:20.885]         base::close(...future.stdout)
[17:28:20.885]         ...future.stdout <- NULL
[17:28:20.885]     }
[17:28:20.885]     ...future.result$conditions <- ...future.conditions
[17:28:20.885]     ...future.result$finished <- base::Sys.time()
[17:28:20.885]     ...future.result
[17:28:20.885] }
[17:28:20.910] Exporting 1 global objects (314.53 KiB) to cluster node #1 ...
[17:28:20.925] Exporting 'f1' (314.32 KiB) to cluster node #1 ...
[17:28:20.941] Exporting 'f1' (314.32 KiB) to cluster node #1 ... DONE
[17:28:20.941] Exporting 1 global objects (314.53 KiB) to cluster node #1 ... DONE
[17:28:20.943] MultisessionFuture started
[17:28:20.943] - Launch lazy future ... done
[17:28:20.943] run() for 'MultisessionFuture' ... done
> stopifnot(inherits(f5, "MultisessionFuture"))
> v5 <- value(f5)
[17:28:20.944] result() for ClusterFuture ...
[17:28:20.944] receiveMessageFromWorker() for ClusterFuture ...
[17:28:20.945] - Validating connection of MultisessionFuture
[17:28:20.969] - received message: FutureResult
[17:28:20.969] - Received FutureResult
[17:28:20.969] - Erased future from FutureRegistry
[17:28:20.970] result() for ClusterFuture ...
[17:28:20.970] - result already collected: FutureResult
[17:28:20.970] result() for ClusterFuture ... done
[17:28:20.971] receiveMessageFromWorker() for ClusterFuture ... done
[17:28:20.971] result() for ClusterFuture ... done
[17:28:20.971] result() for ClusterFuture ...
[17:28:20.971] - result already collected: FutureResult
[17:28:20.972] result() for ClusterFuture ... done
> stopifnot(v5 == "not-owner")
> 
> message("- Asserting ownership ... DONE")
- Asserting ownership ... DONE
> 
> 
> message("- Trying with invalid ownership ...")
- Trying with invalid ownership ...
> 
> message("Creating future #1:")
Creating future #1:
> f1 <- future({ 42L })
[17:28:20.973] getGlobalsAndPackages() ...
[17:28:20.973] Searching for globals...
[17:28:20.974] - globals found: [1] '{'
[17:28:20.975] Searching for globals ... DONE
[17:28:20.975] Resolving globals: FALSE
[17:28:20.975] 
[17:28:20.976] 
[17:28:20.976] getGlobalsAndPackages() ... DONE
[17:28:20.976] run() for 'Future' ...
[17:28:20.977] - state: 'created'
[17:28:20.977] - Future backend: 'FutureStrategy', 'tweaked', 'multisession', 'cluster', 'multiprocess', 'future', 'function'
[17:28:20.995] - Future class: 'MultisessionFuture', 'ClusterFuture', 'MultiprocessFuture', 'Future', 'environment'
[17:28:20.996] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ...
[17:28:20.996]   - Field: 'node'
[17:28:20.997]   - Field: 'label'
[17:28:20.997]   - Field: 'local'
[17:28:20.997]   - Field: 'owner'
[17:28:20.997]   - Field: 'envir'
[17:28:20.998]   - Field: 'workers'
[17:28:20.998]   - Field: 'packages'
[17:28:20.998]   - Field: 'gc'
[17:28:20.998]   - Field: 'conditions'
[17:28:20.999]   - Field: 'persistent'
[17:28:20.999]   - Field: 'expr'
[17:28:20.999]   - Field: 'uuid'
[17:28:20.999]   - Field: 'seed'
[17:28:20.999]   - Field: 'version'
[17:28:21.000]   - Field: 'result'
[17:28:21.000]   - Field: 'asynchronous'
[17:28:21.000]   - Field: 'calls'
[17:28:21.000]   - Field: 'globals'
[17:28:21.001]   - Field: 'stdout'
[17:28:21.001]   - Field: 'earlySignal'
[17:28:21.001]   - Field: 'lazy'
[17:28:21.001]   - Field: 'state'
[17:28:21.001] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ... done
[17:28:21.006] - Launch lazy future ...
[17:28:21.006] Packages needed by the future expression (n = 0): <none>
[17:28:21.007] Packages needed by future strategies (n = 0): <none>
[17:28:21.008] {
[17:28:21.008]     {
[17:28:21.008]         {
[17:28:21.008]             ...future.startTime <- base::Sys.time()
[17:28:21.008]             {
[17:28:21.008]                 {
[17:28:21.008]                   {
[17:28:21.008]                     {
[17:28:21.008]                       base::local({
[17:28:21.008]                         has_future <- base::requireNamespace("future", 
[17:28:21.008]                           quietly = TRUE)
[17:28:21.008]                         if (has_future) {
[17:28:21.008]                           ns <- base::getNamespace("future")
[17:28:21.008]                           version <- ns[[".package"]][["version"]]
[17:28:21.008]                           if (is.null(version)) 
[17:28:21.008]                             version <- utils::packageVersion("future")
[17:28:21.008]                         }
[17:28:21.008]                         else {
[17:28:21.008]                           version <- NULL
[17:28:21.008]                         }
[17:28:21.008]                         if (!has_future || version < "1.8.0") {
[17:28:21.008]                           info <- base::c(r_version = base::gsub("R version ", 
[17:28:21.008]                             "", base::R.version$version.string), 
[17:28:21.008]                             platform = base::sprintf("%s (%s-bit)", 
[17:28:21.008]                               base::R.version$platform, 8 * base::.Machine$sizeof.pointer), 
[17:28:21.008]                             os = base::paste(base::Sys.info()[base::c("sysname", 
[17:28:21.008]                               "release", "version")], collapse = " "), 
[17:28:21.008]                             hostname = base::Sys.info()[["nodename"]])
[17:28:21.008]                           info <- base::sprintf("%s: %s", base::names(info), 
[17:28:21.008]                             info)
[17:28:21.008]                           info <- base::paste(info, collapse = "; ")
[17:28:21.008]                           if (!has_future) {
[17:28:21.008]                             msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:28:21.008]                               info)
[17:28:21.008]                           }
[17:28:21.008]                           else {
[17:28:21.008]                             msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:28:21.008]                               info, version)
[17:28:21.008]                           }
[17:28:21.008]                           base::stop(msg)
[17:28:21.008]                         }
[17:28:21.008]                       })
[17:28:21.008]                     }
[17:28:21.008]                     ...future.mc.cores.old <- base::getOption("mc.cores")
[17:28:21.008]                     base::options(mc.cores = 1L)
[17:28:21.008]                   }
[17:28:21.008]                   ...future.strategy.old <- future::plan("list")
[17:28:21.008]                   options(future.plan = NULL)
[17:28:21.008]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:28:21.008]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:28:21.008]                 }
[17:28:21.008]                 ...future.workdir <- getwd()
[17:28:21.008]             }
[17:28:21.008]             ...future.oldOptions <- base::as.list(base::.Options)
[17:28:21.008]             ...future.oldEnvVars <- base::Sys.getenv()
[17:28:21.008]         }
[17:28:21.008]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:28:21.008]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:28:21.008]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:28:21.008]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:28:21.008]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:28:21.008]             future.stdout.windows.reencode = NULL, width = 80L)
[17:28:21.008]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:28:21.008]             base::names(...future.oldOptions))
[17:28:21.008]     }
[17:28:21.008]     if (FALSE) {
[17:28:21.008]     }
[17:28:21.008]     else {
[17:28:21.008]         if (TRUE) {
[17:28:21.008]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:28:21.008]                 open = "w")
[17:28:21.008]         }
[17:28:21.008]         else {
[17:28:21.008]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:28:21.008]                 windows = "NUL", "/dev/null"), open = "w")
[17:28:21.008]         }
[17:28:21.008]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:28:21.008]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:28:21.008]             base::sink(type = "output", split = FALSE)
[17:28:21.008]             base::close(...future.stdout)
[17:28:21.008]         }, add = TRUE)
[17:28:21.008]     }
[17:28:21.008]     ...future.frame <- base::sys.nframe()
[17:28:21.008]     ...future.conditions <- base::list()
[17:28:21.008]     ...future.rng <- base::globalenv()$.Random.seed
[17:28:21.008]     if (FALSE) {
[17:28:21.008]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:28:21.008]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:28:21.008]     }
[17:28:21.008]     ...future.result <- base::tryCatch({
[17:28:21.008]         base::withCallingHandlers({
[17:28:21.008]             ...future.value <- base::withVisible(base::local({
[17:28:21.008]                 ...future.makeSendCondition <- base::local({
[17:28:21.008]                   sendCondition <- NULL
[17:28:21.008]                   function(frame = 1L) {
[17:28:21.008]                     if (is.function(sendCondition)) 
[17:28:21.008]                       return(sendCondition)
[17:28:21.008]                     ns <- getNamespace("parallel")
[17:28:21.008]                     if (exists("sendData", mode = "function", 
[17:28:21.008]                       envir = ns)) {
[17:28:21.008]                       parallel_sendData <- get("sendData", mode = "function", 
[17:28:21.008]                         envir = ns)
[17:28:21.008]                       envir <- sys.frame(frame)
[17:28:21.008]                       master <- NULL
[17:28:21.008]                       while (!identical(envir, .GlobalEnv) && 
[17:28:21.008]                         !identical(envir, emptyenv())) {
[17:28:21.008]                         if (exists("master", mode = "list", envir = envir, 
[17:28:21.008]                           inherits = FALSE)) {
[17:28:21.008]                           master <- get("master", mode = "list", 
[17:28:21.008]                             envir = envir, inherits = FALSE)
[17:28:21.008]                           if (inherits(master, c("SOCKnode", 
[17:28:21.008]                             "SOCK0node"))) {
[17:28:21.008]                             sendCondition <<- function(cond) {
[17:28:21.008]                               data <- list(type = "VALUE", value = cond, 
[17:28:21.008]                                 success = TRUE)
[17:28:21.008]                               parallel_sendData(master, data)
[17:28:21.008]                             }
[17:28:21.008]                             return(sendCondition)
[17:28:21.008]                           }
[17:28:21.008]                         }
[17:28:21.008]                         frame <- frame + 1L
[17:28:21.008]                         envir <- sys.frame(frame)
[17:28:21.008]                       }
[17:28:21.008]                     }
[17:28:21.008]                     sendCondition <<- function(cond) NULL
[17:28:21.008]                   }
[17:28:21.008]                 })
[17:28:21.008]                 withCallingHandlers({
[17:28:21.008]                   {
[17:28:21.008]                     42L
[17:28:21.008]                   }
[17:28:21.008]                 }, immediateCondition = function(cond) {
[17:28:21.008]                   sendCondition <- ...future.makeSendCondition()
[17:28:21.008]                   sendCondition(cond)
[17:28:21.008]                   muffleCondition <- function (cond, pattern = "^muffle") 
[17:28:21.008]                   {
[17:28:21.008]                     inherits <- base::inherits
[17:28:21.008]                     invokeRestart <- base::invokeRestart
[17:28:21.008]                     is.null <- base::is.null
[17:28:21.008]                     muffled <- FALSE
[17:28:21.008]                     if (inherits(cond, "message")) {
[17:28:21.008]                       muffled <- grepl(pattern, "muffleMessage")
[17:28:21.008]                       if (muffled) 
[17:28:21.008]                         invokeRestart("muffleMessage")
[17:28:21.008]                     }
[17:28:21.008]                     else if (inherits(cond, "warning")) {
[17:28:21.008]                       muffled <- grepl(pattern, "muffleWarning")
[17:28:21.008]                       if (muffled) 
[17:28:21.008]                         invokeRestart("muffleWarning")
[17:28:21.008]                     }
[17:28:21.008]                     else if (inherits(cond, "condition")) {
[17:28:21.008]                       if (!is.null(pattern)) {
[17:28:21.008]                         computeRestarts <- base::computeRestarts
[17:28:21.008]                         grepl <- base::grepl
[17:28:21.008]                         restarts <- computeRestarts(cond)
[17:28:21.008]                         for (restart in restarts) {
[17:28:21.008]                           name <- restart$name
[17:28:21.008]                           if (is.null(name)) 
[17:28:21.008]                             next
[17:28:21.008]                           if (!grepl(pattern, name)) 
[17:28:21.008]                             next
[17:28:21.008]                           invokeRestart(restart)
[17:28:21.008]                           muffled <- TRUE
[17:28:21.008]                           break
[17:28:21.008]                         }
[17:28:21.008]                       }
[17:28:21.008]                     }
[17:28:21.008]                     invisible(muffled)
[17:28:21.008]                   }
[17:28:21.008]                   muffleCondition(cond)
[17:28:21.008]                 })
[17:28:21.008]             }))
[17:28:21.008]             future::FutureResult(value = ...future.value$value, 
[17:28:21.008]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:28:21.008]                   ...future.rng), globalenv = if (FALSE) 
[17:28:21.008]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:28:21.008]                     ...future.globalenv.names))
[17:28:21.008]                 else NULL, started = ...future.startTime, version = "1.8")
[17:28:21.008]         }, condition = base::local({
[17:28:21.008]             c <- base::c
[17:28:21.008]             inherits <- base::inherits
[17:28:21.008]             invokeRestart <- base::invokeRestart
[17:28:21.008]             length <- base::length
[17:28:21.008]             list <- base::list
[17:28:21.008]             seq.int <- base::seq.int
[17:28:21.008]             signalCondition <- base::signalCondition
[17:28:21.008]             sys.calls <- base::sys.calls
[17:28:21.008]             `[[` <- base::`[[`
[17:28:21.008]             `+` <- base::`+`
[17:28:21.008]             `<<-` <- base::`<<-`
[17:28:21.008]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:28:21.008]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:28:21.008]                   3L)]
[17:28:21.008]             }
[17:28:21.008]             function(cond) {
[17:28:21.008]                 is_error <- inherits(cond, "error")
[17:28:21.008]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:28:21.008]                   NULL)
[17:28:21.008]                 if (is_error) {
[17:28:21.008]                   sessionInformation <- function() {
[17:28:21.008]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:28:21.008]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:28:21.008]                       search = base::search(), system = base::Sys.info())
[17:28:21.008]                   }
[17:28:21.008]                   ...future.conditions[[length(...future.conditions) + 
[17:28:21.008]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:28:21.008]                     cond$call), session = sessionInformation(), 
[17:28:21.008]                     timestamp = base::Sys.time(), signaled = 0L)
[17:28:21.008]                   signalCondition(cond)
[17:28:21.008]                 }
[17:28:21.008]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:28:21.008]                 "immediateCondition"))) {
[17:28:21.008]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:28:21.008]                   ...future.conditions[[length(...future.conditions) + 
[17:28:21.008]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:28:21.008]                   if (TRUE && !signal) {
[17:28:21.008]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:28:21.008]                     {
[17:28:21.008]                       inherits <- base::inherits
[17:28:21.008]                       invokeRestart <- base::invokeRestart
[17:28:21.008]                       is.null <- base::is.null
[17:28:21.008]                       muffled <- FALSE
[17:28:21.008]                       if (inherits(cond, "message")) {
[17:28:21.008]                         muffled <- grepl(pattern, "muffleMessage")
[17:28:21.008]                         if (muffled) 
[17:28:21.008]                           invokeRestart("muffleMessage")
[17:28:21.008]                       }
[17:28:21.008]                       else if (inherits(cond, "warning")) {
[17:28:21.008]                         muffled <- grepl(pattern, "muffleWarning")
[17:28:21.008]                         if (muffled) 
[17:28:21.008]                           invokeRestart("muffleWarning")
[17:28:21.008]                       }
[17:28:21.008]                       else if (inherits(cond, "condition")) {
[17:28:21.008]                         if (!is.null(pattern)) {
[17:28:21.008]                           computeRestarts <- base::computeRestarts
[17:28:21.008]                           grepl <- base::grepl
[17:28:21.008]                           restarts <- computeRestarts(cond)
[17:28:21.008]                           for (restart in restarts) {
[17:28:21.008]                             name <- restart$name
[17:28:21.008]                             if (is.null(name)) 
[17:28:21.008]                               next
[17:28:21.008]                             if (!grepl(pattern, name)) 
[17:28:21.008]                               next
[17:28:21.008]                             invokeRestart(restart)
[17:28:21.008]                             muffled <- TRUE
[17:28:21.008]                             break
[17:28:21.008]                           }
[17:28:21.008]                         }
[17:28:21.008]                       }
[17:28:21.008]                       invisible(muffled)
[17:28:21.008]                     }
[17:28:21.008]                     muffleCondition(cond, pattern = "^muffle")
[17:28:21.008]                   }
[17:28:21.008]                 }
[17:28:21.008]                 else {
[17:28:21.008]                   if (TRUE) {
[17:28:21.008]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:28:21.008]                     {
[17:28:21.008]                       inherits <- base::inherits
[17:28:21.008]                       invokeRestart <- base::invokeRestart
[17:28:21.008]                       is.null <- base::is.null
[17:28:21.008]                       muffled <- FALSE
[17:28:21.008]                       if (inherits(cond, "message")) {
[17:28:21.008]                         muffled <- grepl(pattern, "muffleMessage")
[17:28:21.008]                         if (muffled) 
[17:28:21.008]                           invokeRestart("muffleMessage")
[17:28:21.008]                       }
[17:28:21.008]                       else if (inherits(cond, "warning")) {
[17:28:21.008]                         muffled <- grepl(pattern, "muffleWarning")
[17:28:21.008]                         if (muffled) 
[17:28:21.008]                           invokeRestart("muffleWarning")
[17:28:21.008]                       }
[17:28:21.008]                       else if (inherits(cond, "condition")) {
[17:28:21.008]                         if (!is.null(pattern)) {
[17:28:21.008]                           computeRestarts <- base::computeRestarts
[17:28:21.008]                           grepl <- base::grepl
[17:28:21.008]                           restarts <- computeRestarts(cond)
[17:28:21.008]                           for (restart in restarts) {
[17:28:21.008]                             name <- restart$name
[17:28:21.008]                             if (is.null(name)) 
[17:28:21.008]                               next
[17:28:21.008]                             if (!grepl(pattern, name)) 
[17:28:21.008]                               next
[17:28:21.008]                             invokeRestart(restart)
[17:28:21.008]                             muffled <- TRUE
[17:28:21.008]                             break
[17:28:21.008]                           }
[17:28:21.008]                         }
[17:28:21.008]                       }
[17:28:21.008]                       invisible(muffled)
[17:28:21.008]                     }
[17:28:21.008]                     muffleCondition(cond, pattern = "^muffle")
[17:28:21.008]                   }
[17:28:21.008]                 }
[17:28:21.008]             }
[17:28:21.008]         }))
[17:28:21.008]     }, error = function(ex) {
[17:28:21.008]         base::structure(base::list(value = NULL, visible = NULL, 
[17:28:21.008]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:28:21.008]                 ...future.rng), started = ...future.startTime, 
[17:28:21.008]             finished = Sys.time(), session_uuid = NA_character_, 
[17:28:21.008]             version = "1.8"), class = "FutureResult")
[17:28:21.008]     }, finally = {
[17:28:21.008]         if (!identical(...future.workdir, getwd())) 
[17:28:21.008]             setwd(...future.workdir)
[17:28:21.008]         {
[17:28:21.008]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:28:21.008]                 ...future.oldOptions$nwarnings <- NULL
[17:28:21.008]             }
[17:28:21.008]             base::options(...future.oldOptions)
[17:28:21.008]             if (.Platform$OS.type == "windows") {
[17:28:21.008]                 old_names <- names(...future.oldEnvVars)
[17:28:21.008]                 envs <- base::Sys.getenv()
[17:28:21.008]                 names <- names(envs)
[17:28:21.008]                 common <- intersect(names, old_names)
[17:28:21.008]                 added <- setdiff(names, old_names)
[17:28:21.008]                 removed <- setdiff(old_names, names)
[17:28:21.008]                 changed <- common[...future.oldEnvVars[common] != 
[17:28:21.008]                   envs[common]]
[17:28:21.008]                 NAMES <- toupper(changed)
[17:28:21.008]                 args <- list()
[17:28:21.008]                 for (kk in seq_along(NAMES)) {
[17:28:21.008]                   name <- changed[[kk]]
[17:28:21.008]                   NAME <- NAMES[[kk]]
[17:28:21.008]                   if (name != NAME && is.element(NAME, old_names)) 
[17:28:21.008]                     next
[17:28:21.008]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:28:21.008]                 }
[17:28:21.008]                 NAMES <- toupper(added)
[17:28:21.008]                 for (kk in seq_along(NAMES)) {
[17:28:21.008]                   name <- added[[kk]]
[17:28:21.008]                   NAME <- NAMES[[kk]]
[17:28:21.008]                   if (name != NAME && is.element(NAME, old_names)) 
[17:28:21.008]                     next
[17:28:21.008]                   args[[name]] <- ""
[17:28:21.008]                 }
[17:28:21.008]                 NAMES <- toupper(removed)
[17:28:21.008]                 for (kk in seq_along(NAMES)) {
[17:28:21.008]                   name <- removed[[kk]]
[17:28:21.008]                   NAME <- NAMES[[kk]]
[17:28:21.008]                   if (name != NAME && is.element(NAME, old_names)) 
[17:28:21.008]                     next
[17:28:21.008]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:28:21.008]                 }
[17:28:21.008]                 if (length(args) > 0) 
[17:28:21.008]                   base::do.call(base::Sys.setenv, args = args)
[17:28:21.008]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:28:21.008]             }
[17:28:21.008]             else {
[17:28:21.008]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:28:21.008]             }
[17:28:21.008]             {
[17:28:21.008]                 if (base::length(...future.futureOptionsAdded) > 
[17:28:21.008]                   0L) {
[17:28:21.008]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:28:21.008]                   base::names(opts) <- ...future.futureOptionsAdded
[17:28:21.008]                   base::options(opts)
[17:28:21.008]                 }
[17:28:21.008]                 {
[17:28:21.008]                   {
[17:28:21.008]                     base::options(mc.cores = ...future.mc.cores.old)
[17:28:21.008]                     NULL
[17:28:21.008]                   }
[17:28:21.008]                   options(future.plan = NULL)
[17:28:21.008]                   if (is.na(NA_character_)) 
[17:28:21.008]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:28:21.008]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:28:21.008]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:28:21.008]                     .init = FALSE)
[17:28:21.008]                 }
[17:28:21.008]             }
[17:28:21.008]         }
[17:28:21.008]     })
[17:28:21.008]     if (TRUE) {
[17:28:21.008]         base::sink(type = "output", split = FALSE)
[17:28:21.008]         if (TRUE) {
[17:28:21.008]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:28:21.008]         }
[17:28:21.008]         else {
[17:28:21.008]             ...future.result["stdout"] <- base::list(NULL)
[17:28:21.008]         }
[17:28:21.008]         base::close(...future.stdout)
[17:28:21.008]         ...future.stdout <- NULL
[17:28:21.008]     }
[17:28:21.008]     ...future.result$conditions <- ...future.conditions
[17:28:21.008]     ...future.result$finished <- base::Sys.time()
[17:28:21.008]     ...future.result
[17:28:21.008] }
[17:28:21.019] MultisessionFuture started
[17:28:21.019] - Launch lazy future ... done
[17:28:21.019] run() for 'MultisessionFuture' ... done
> ## FIXME: print() calls resolved(), which triggers a result() collection,
> ## and future 'f1' to become resolved.  This means future 'f2' below
> ## may launch on the same worker as 'f1'.  So, don't resolve().
> # print(f1)
> cat(sprintf("Future #1 session: %d\n", f1$node))
Future #1 session: 1
> stopifnot(identical(f1$owner, session_uuid))
> print(usedNodes(f1))
 used total 
    1     2 
> 
> message("Creating future #2:")
Creating future #2:
> f2 <- future({ value(f1) })
[17:28:21.020] getGlobalsAndPackages() ...
[17:28:21.020] Searching for globals...
[17:28:21.022] - globals found: [3] '{', 'value', 'f1'
[17:28:21.022] Searching for globals ... DONE
[17:28:21.022] Resolving globals: FALSE
[17:28:21.036] The total size of the 1 globals is 312.35 KiB (319844 bytes)
[17:28:21.037] The total size of the 1 globals exported for future expression ('{; value(f1); }') is 312.35 KiB.. This exceeds the maximum allowed size of 500.00 MiB (option 'future.globals.maxSize'). There is one global: 'f1' (312.35 KiB of class 'environment')
[17:28:21.038] - globals: [1] 'f1'
[17:28:21.038] - packages: [1] 'future'
[17:28:21.038] getGlobalsAndPackages() ... DONE
[17:28:21.039] run() for 'Future' ...
[17:28:21.039] - state: 'created'
[17:28:21.039] - Future backend: 'FutureStrategy', 'tweaked', 'multisession', 'cluster', 'multiprocess', 'future', 'function'
[17:28:21.056] - Future class: 'MultisessionFuture', 'ClusterFuture', 'MultiprocessFuture', 'Future', 'environment'
[17:28:21.057] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ...
[17:28:21.057]   - Field: 'node'
[17:28:21.057]   - Field: 'label'
[17:28:21.058]   - Field: 'local'
[17:28:21.058]   - Field: 'owner'
[17:28:21.058]   - Field: 'envir'
[17:28:21.059]   - Field: 'workers'
[17:28:21.059]   - Field: 'packages'
[17:28:21.059]   - Field: 'gc'
[17:28:21.060]   - Field: 'conditions'
[17:28:21.060]   - Field: 'persistent'
[17:28:21.060]   - Field: 'expr'
[17:28:21.061]   - Field: 'uuid'
[17:28:21.061]   - Field: 'seed'
[17:28:21.061]   - Field: 'version'
[17:28:21.062]   - Field: 'result'
[17:28:21.062]   - Field: 'asynchronous'
[17:28:21.062]   - Field: 'calls'
[17:28:21.063]   - Field: 'globals'
[17:28:21.063]   - Field: 'stdout'
[17:28:21.063]   - Field: 'earlySignal'
[17:28:21.064]   - Field: 'lazy'
[17:28:21.064]   - Field: 'state'
[17:28:21.064] - Copy elements of temporary 'MultisessionFuture' to final 'Future' object ... done
[17:28:21.065] - Launch lazy future ...
[17:28:21.065] Packages needed by the future expression (n = 1): 'future'
[17:28:21.065] Packages needed by future strategies (n = 0): <none>
[17:28:21.066] {
[17:28:21.066]     {
[17:28:21.066]         {
[17:28:21.066]             ...future.startTime <- base::Sys.time()
[17:28:21.066]             {
[17:28:21.066]                 {
[17:28:21.066]                   {
[17:28:21.066]                     {
[17:28:21.066]                       {
[17:28:21.066]                         base::local({
[17:28:21.066]                           has_future <- base::requireNamespace("future", 
[17:28:21.066]                             quietly = TRUE)
[17:28:21.066]                           if (has_future) {
[17:28:21.066]                             ns <- base::getNamespace("future")
[17:28:21.066]                             version <- ns[[".package"]][["version"]]
[17:28:21.066]                             if (is.null(version)) 
[17:28:21.066]                               version <- utils::packageVersion("future")
[17:28:21.066]                           }
[17:28:21.066]                           else {
[17:28:21.066]                             version <- NULL
[17:28:21.066]                           }
[17:28:21.066]                           if (!has_future || version < "1.8.0") {
[17:28:21.066]                             info <- base::c(r_version = base::gsub("R version ", 
[17:28:21.066]                               "", base::R.version$version.string), 
[17:28:21.066]                               platform = base::sprintf("%s (%s-bit)", 
[17:28:21.066]                                 base::R.version$platform, 8 * 
[17:28:21.066]                                   base::.Machine$sizeof.pointer), 
[17:28:21.066]                               os = base::paste(base::Sys.info()[base::c("sysname", 
[17:28:21.066]                                 "release", "version")], collapse = " "), 
[17:28:21.066]                               hostname = base::Sys.info()[["nodename"]])
[17:28:21.066]                             info <- base::sprintf("%s: %s", base::names(info), 
[17:28:21.066]                               info)
[17:28:21.066]                             info <- base::paste(info, collapse = "; ")
[17:28:21.066]                             if (!has_future) {
[17:28:21.066]                               msg <- base::sprintf("Package 'future' is not installed on worker (%s)", 
[17:28:21.066]                                 info)
[17:28:21.066]                             }
[17:28:21.066]                             else {
[17:28:21.066]                               msg <- base::sprintf("Package 'future' on worker (%s) must be of version >= 1.8.0: %s", 
[17:28:21.066]                                 info, version)
[17:28:21.066]                             }
[17:28:21.066]                             base::stop(msg)
[17:28:21.066]                           }
[17:28:21.066]                         })
[17:28:21.066]                       }
[17:28:21.066]                       ...future.mc.cores.old <- base::getOption("mc.cores")
[17:28:21.066]                       base::options(mc.cores = 1L)
[17:28:21.066]                     }
[17:28:21.066]                     base::local({
[17:28:21.066]                       for (pkg in "future") {
[17:28:21.066]                         base::loadNamespace(pkg)
[17:28:21.066]                         base::library(pkg, character.only = TRUE)
[17:28:21.066]                       }
[17:28:21.066]                     })
[17:28:21.066]                   }
[17:28:21.066]                   ...future.strategy.old <- future::plan("list")
[17:28:21.066]                   options(future.plan = NULL)
[17:28:21.066]                   Sys.unsetenv("R_FUTURE_PLAN")
[17:28:21.066]                   future::plan("default", .cleanup = FALSE, .init = FALSE)
[17:28:21.066]                 }
[17:28:21.066]                 ...future.workdir <- getwd()
[17:28:21.066]             }
[17:28:21.066]             ...future.oldOptions <- base::as.list(base::.Options)
[17:28:21.066]             ...future.oldEnvVars <- base::Sys.getenv()
[17:28:21.066]         }
[17:28:21.066]         base::options(future.startup.script = FALSE, future.globals.onMissing = NULL, 
[17:28:21.066]             future.globals.maxSize = NULL, future.globals.method = NULL, 
[17:28:21.066]             future.globals.onMissing = NULL, future.globals.onReference = NULL, 
[17:28:21.066]             future.globals.resolve = NULL, future.resolve.recursive = NULL, 
[17:28:21.066]             future.rng.onMisuse = NULL, future.rng.onMisuse.keepFuture = NULL, 
[17:28:21.066]             future.stdout.windows.reencode = NULL, width = 80L)
[17:28:21.066]         ...future.futureOptionsAdded <- base::setdiff(base::names(base::.Options), 
[17:28:21.066]             base::names(...future.oldOptions))
[17:28:21.066]     }
[17:28:21.066]     if (FALSE) {
[17:28:21.066]     }
[17:28:21.066]     else {
[17:28:21.066]         if (TRUE) {
[17:28:21.066]             ...future.stdout <- base::rawConnection(base::raw(0L), 
[17:28:21.066]                 open = "w")
[17:28:21.066]         }
[17:28:21.066]         else {
[17:28:21.066]             ...future.stdout <- base::file(base::switch(.Platform$OS.type, 
[17:28:21.066]                 windows = "NUL", "/dev/null"), open = "w")
[17:28:21.066]         }
[17:28:21.066]         base::sink(...future.stdout, type = "output", split = FALSE)
[17:28:21.066]         base::on.exit(if (!base::is.null(...future.stdout)) {
[17:28:21.066]             base::sink(type = "output", split = FALSE)
[17:28:21.066]             base::close(...future.stdout)
[17:28:21.066]         }, add = TRUE)
[17:28:21.066]     }
[17:28:21.066]     ...future.frame <- base::sys.nframe()
[17:28:21.066]     ...future.conditions <- base::list()
[17:28:21.066]     ...future.rng <- base::globalenv()$.Random.seed
[17:28:21.066]     if (FALSE) {
[17:28:21.066]         ...future.globalenv.names <- c(base::names(base::.GlobalEnv), 
[17:28:21.066]             "...future.value", "...future.globalenv.names", ".Random.seed")
[17:28:21.066]     }
[17:28:21.066]     ...future.result <- base::tryCatch({
[17:28:21.066]         base::withCallingHandlers({
[17:28:21.066]             ...future.value <- base::withVisible(base::local({
[17:28:21.066]                 ...future.makeSendCondition <- base::local({
[17:28:21.066]                   sendCondition <- NULL
[17:28:21.066]                   function(frame = 1L) {
[17:28:21.066]                     if (is.function(sendCondition)) 
[17:28:21.066]                       return(sendCondition)
[17:28:21.066]                     ns <- getNamespace("parallel")
[17:28:21.066]                     if (exists("sendData", mode = "function", 
[17:28:21.066]                       envir = ns)) {
[17:28:21.066]                       parallel_sendData <- get("sendData", mode = "function", 
[17:28:21.066]                         envir = ns)
[17:28:21.066]                       envir <- sys.frame(frame)
[17:28:21.066]                       master <- NULL
[17:28:21.066]                       while (!identical(envir, .GlobalEnv) && 
[17:28:21.066]                         !identical(envir, emptyenv())) {
[17:28:21.066]                         if (exists("master", mode = "list", envir = envir, 
[17:28:21.066]                           inherits = FALSE)) {
[17:28:21.066]                           master <- get("master", mode = "list", 
[17:28:21.066]                             envir = envir, inherits = FALSE)
[17:28:21.066]                           if (inherits(master, c("SOCKnode", 
[17:28:21.066]                             "SOCK0node"))) {
[17:28:21.066]                             sendCondition <<- function(cond) {
[17:28:21.066]                               data <- list(type = "VALUE", value = cond, 
[17:28:21.066]                                 success = TRUE)
[17:28:21.066]                               parallel_sendData(master, data)
[17:28:21.066]                             }
[17:28:21.066]                             return(sendCondition)
[17:28:21.066]                           }
[17:28:21.066]                         }
[17:28:21.066]                         frame <- frame + 1L
[17:28:21.066]                         envir <- sys.frame(frame)
[17:28:21.066]                       }
[17:28:21.066]                     }
[17:28:21.066]                     sendCondition <<- function(cond) NULL
[17:28:21.066]                   }
[17:28:21.066]                 })
[17:28:21.066]                 withCallingHandlers({
[17:28:21.066]                   {
[17:28:21.066]                     value(f1)
[17:28:21.066]                   }
[17:28:21.066]                 }, immediateCondition = function(cond) {
[17:28:21.066]                   sendCondition <- ...future.makeSendCondition()
[17:28:21.066]                   sendCondition(cond)
[17:28:21.066]                   muffleCondition <- function (cond, pattern = "^muffle") 
[17:28:21.066]                   {
[17:28:21.066]                     inherits <- base::inherits
[17:28:21.066]                     invokeRestart <- base::invokeRestart
[17:28:21.066]                     is.null <- base::is.null
[17:28:21.066]                     muffled <- FALSE
[17:28:21.066]                     if (inherits(cond, "message")) {
[17:28:21.066]                       muffled <- grepl(pattern, "muffleMessage")
[17:28:21.066]                       if (muffled) 
[17:28:21.066]                         invokeRestart("muffleMessage")
[17:28:21.066]                     }
[17:28:21.066]                     else if (inherits(cond, "warning")) {
[17:28:21.066]                       muffled <- grepl(pattern, "muffleWarning")
[17:28:21.066]                       if (muffled) 
[17:28:21.066]                         invokeRestart("muffleWarning")
[17:28:21.066]                     }
[17:28:21.066]                     else if (inherits(cond, "condition")) {
[17:28:21.066]                       if (!is.null(pattern)) {
[17:28:21.066]                         computeRestarts <- base::computeRestarts
[17:28:21.066]                         grepl <- base::grepl
[17:28:21.066]                         restarts <- computeRestarts(cond)
[17:28:21.066]                         for (restart in restarts) {
[17:28:21.066]                           name <- restart$name
[17:28:21.066]                           if (is.null(name)) 
[17:28:21.066]                             next
[17:28:21.066]                           if (!grepl(pattern, name)) 
[17:28:21.066]                             next
[17:28:21.066]                           invokeRestart(restart)
[17:28:21.066]                           muffled <- TRUE
[17:28:21.066]                           break
[17:28:21.066]                         }
[17:28:21.066]                       }
[17:28:21.066]                     }
[17:28:21.066]                     invisible(muffled)
[17:28:21.066]                   }
[17:28:21.066]                   muffleCondition(cond)
[17:28:21.066]                 })
[17:28:21.066]             }))
[17:28:21.066]             future::FutureResult(value = ...future.value$value, 
[17:28:21.066]                 visible = ...future.value$visible, rng = !identical(base::globalenv()$.Random.seed, 
[17:28:21.066]                   ...future.rng), globalenv = if (FALSE) 
[17:28:21.066]                   list(added = base::setdiff(base::names(base::.GlobalEnv), 
[17:28:21.066]                     ...future.globalenv.names))
[17:28:21.066]                 else NULL, started = ...future.startTime, version = "1.8")
[17:28:21.066]         }, condition = base::local({
[17:28:21.066]             c <- base::c
[17:28:21.066]             inherits <- base::inherits
[17:28:21.066]             invokeRestart <- base::invokeRestart
[17:28:21.066]             length <- base::length
[17:28:21.066]             list <- base::list
[17:28:21.066]             seq.int <- base::seq.int
[17:28:21.066]             signalCondition <- base::signalCondition
[17:28:21.066]             sys.calls <- base::sys.calls
[17:28:21.066]             `[[` <- base::`[[`
[17:28:21.066]             `+` <- base::`+`
[17:28:21.066]             `<<-` <- base::`<<-`
[17:28:21.066]             sysCalls <- function(calls = sys.calls(), from = 1L) {
[17:28:21.066]                 calls[seq.int(from = from + 12L, to = length(calls) - 
[17:28:21.066]                   3L)]
[17:28:21.066]             }
[17:28:21.066]             function(cond) {
[17:28:21.066]                 is_error <- inherits(cond, "error")
[17:28:21.066]                 ignore <- !is_error && !is.null(NULL) && inherits(cond, 
[17:28:21.066]                   NULL)
[17:28:21.066]                 if (is_error) {
[17:28:21.066]                   sessionInformation <- function() {
[17:28:21.066]                     list(r = base::R.Version(), locale = base::Sys.getlocale(), 
[17:28:21.066]                       rngkind = base::RNGkind(), namespaces = base::loadedNamespaces(), 
[17:28:21.066]                       search = base::search(), system = base::Sys.info())
[17:28:21.066]                   }
[17:28:21.066]                   ...future.conditions[[length(...future.conditions) + 
[17:28:21.066]                     1L]] <<- list(condition = cond, calls = c(sysCalls(from = ...future.frame), 
[17:28:21.066]                     cond$call), session = sessionInformation(), 
[17:28:21.066]                     timestamp = base::Sys.time(), signaled = 0L)
[17:28:21.066]                   signalCondition(cond)
[17:28:21.066]                 }
[17:28:21.066]                 else if (!ignore && TRUE && inherits(cond, c("condition", 
[17:28:21.066]                 "immediateCondition"))) {
[17:28:21.066]                   signal <- TRUE && inherits(cond, "immediateCondition")
[17:28:21.066]                   ...future.conditions[[length(...future.conditions) + 
[17:28:21.066]                     1L]] <<- list(condition = cond, signaled = base::as.integer(signal))
[17:28:21.066]                   if (TRUE && !signal) {
[17:28:21.066]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:28:21.066]                     {
[17:28:21.066]                       inherits <- base::inherits
[17:28:21.066]                       invokeRestart <- base::invokeRestart
[17:28:21.066]                       is.null <- base::is.null
[17:28:21.066]                       muffled <- FALSE
[17:28:21.066]                       if (inherits(cond, "message")) {
[17:28:21.066]                         muffled <- grepl(pattern, "muffleMessage")
[17:28:21.066]                         if (muffled) 
[17:28:21.066]                           invokeRestart("muffleMessage")
[17:28:21.066]                       }
[17:28:21.066]                       else if (inherits(cond, "warning")) {
[17:28:21.066]                         muffled <- grepl(pattern, "muffleWarning")
[17:28:21.066]                         if (muffled) 
[17:28:21.066]                           invokeRestart("muffleWarning")
[17:28:21.066]                       }
[17:28:21.066]                       else if (inherits(cond, "condition")) {
[17:28:21.066]                         if (!is.null(pattern)) {
[17:28:21.066]                           computeRestarts <- base::computeRestarts
[17:28:21.066]                           grepl <- base::grepl
[17:28:21.066]                           restarts <- computeRestarts(cond)
[17:28:21.066]                           for (restart in restarts) {
[17:28:21.066]                             name <- restart$name
[17:28:21.066]                             if (is.null(name)) 
[17:28:21.066]                               next
[17:28:21.066]                             if (!grepl(pattern, name)) 
[17:28:21.066]                               next
[17:28:21.066]                             invokeRestart(restart)
[17:28:21.066]                             muffled <- TRUE
[17:28:21.066]                             break
[17:28:21.066]                           }
[17:28:21.066]                         }
[17:28:21.066]                       }
[17:28:21.066]                       invisible(muffled)
[17:28:21.066]                     }
[17:28:21.066]                     muffleCondition(cond, pattern = "^muffle")
[17:28:21.066]                   }
[17:28:21.066]                 }
[17:28:21.066]                 else {
[17:28:21.066]                   if (TRUE) {
[17:28:21.066]                     muffleCondition <- function (cond, pattern = "^muffle") 
[17:28:21.066]                     {
[17:28:21.066]                       inherits <- base::inherits
[17:28:21.066]                       invokeRestart <- base::invokeRestart
[17:28:21.066]                       is.null <- base::is.null
[17:28:21.066]                       muffled <- FALSE
[17:28:21.066]                       if (inherits(cond, "message")) {
[17:28:21.066]                         muffled <- grepl(pattern, "muffleMessage")
[17:28:21.066]                         if (muffled) 
[17:28:21.066]                           invokeRestart("muffleMessage")
[17:28:21.066]                       }
[17:28:21.066]                       else if (inherits(cond, "warning")) {
[17:28:21.066]                         muffled <- grepl(pattern, "muffleWarning")
[17:28:21.066]                         if (muffled) 
[17:28:21.066]                           invokeRestart("muffleWarning")
[17:28:21.066]                       }
[17:28:21.066]                       else if (inherits(cond, "condition")) {
[17:28:21.066]                         if (!is.null(pattern)) {
[17:28:21.066]                           computeRestarts <- base::computeRestarts
[17:28:21.066]                           grepl <- base::grepl
[17:28:21.066]                           restarts <- computeRestarts(cond)
[17:28:21.066]                           for (restart in restarts) {
[17:28:21.066]                             name <- restart$name
[17:28:21.066]                             if (is.null(name)) 
[17:28:21.066]                               next
[17:28:21.066]                             if (!grepl(pattern, name)) 
[17:28:21.066]                               next
[17:28:21.066]                             invokeRestart(restart)
[17:28:21.066]                             muffled <- TRUE
[17:28:21.066]                             break
[17:28:21.066]                           }
[17:28:21.066]                         }
[17:28:21.066]                       }
[17:28:21.066]                       invisible(muffled)
[17:28:21.066]                     }
[17:28:21.066]                     muffleCondition(cond, pattern = "^muffle")
[17:28:21.066]                   }
[17:28:21.066]                 }
[17:28:21.066]             }
[17:28:21.066]         }))
[17:28:21.066]     }, error = function(ex) {
[17:28:21.066]         base::structure(base::list(value = NULL, visible = NULL, 
[17:28:21.066]             conditions = ...future.conditions, rng = !identical(base::globalenv()$.Random.seed, 
[17:28:21.066]                 ...future.rng), started = ...future.startTime, 
[17:28:21.066]             finished = Sys.time(), session_uuid = NA_character_, 
[17:28:21.066]             version = "1.8"), class = "FutureResult")
[17:28:21.066]     }, finally = {
[17:28:21.066]         if (!identical(...future.workdir, getwd())) 
[17:28:21.066]             setwd(...future.workdir)
[17:28:21.066]         {
[17:28:21.066]             if (identical(getOption("nwarnings"), ...future.oldOptions$nwarnings)) {
[17:28:21.066]                 ...future.oldOptions$nwarnings <- NULL
[17:28:21.066]             }
[17:28:21.066]             base::options(...future.oldOptions)
[17:28:21.066]             if (.Platform$OS.type == "windows") {
[17:28:21.066]                 old_names <- names(...future.oldEnvVars)
[17:28:21.066]                 envs <- base::Sys.getenv()
[17:28:21.066]                 names <- names(envs)
[17:28:21.066]                 common <- intersect(names, old_names)
[17:28:21.066]                 added <- setdiff(names, old_names)
[17:28:21.066]                 removed <- setdiff(old_names, names)
[17:28:21.066]                 changed <- common[...future.oldEnvVars[common] != 
[17:28:21.066]                   envs[common]]
[17:28:21.066]                 NAMES <- toupper(changed)
[17:28:21.066]                 args <- list()
[17:28:21.066]                 for (kk in seq_along(NAMES)) {
[17:28:21.066]                   name <- changed[[kk]]
[17:28:21.066]                   NAME <- NAMES[[kk]]
[17:28:21.066]                   if (name != NAME && is.element(NAME, old_names)) 
[17:28:21.066]                     next
[17:28:21.066]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:28:21.066]                 }
[17:28:21.066]                 NAMES <- toupper(added)
[17:28:21.066]                 for (kk in seq_along(NAMES)) {
[17:28:21.066]                   name <- added[[kk]]
[17:28:21.066]                   NAME <- NAMES[[kk]]
[17:28:21.066]                   if (name != NAME && is.element(NAME, old_names)) 
[17:28:21.066]                     next
[17:28:21.066]                   args[[name]] <- ""
[17:28:21.066]                 }
[17:28:21.066]                 NAMES <- toupper(removed)
[17:28:21.066]                 for (kk in seq_along(NAMES)) {
[17:28:21.066]                   name <- removed[[kk]]
[17:28:21.066]                   NAME <- NAMES[[kk]]
[17:28:21.066]                   if (name != NAME && is.element(NAME, old_names)) 
[17:28:21.066]                     next
[17:28:21.066]                   args[[name]] <- ...future.oldEnvVars[[name]]
[17:28:21.066]                 }
[17:28:21.066]                 if (length(args) > 0) 
[17:28:21.066]                   base::do.call(base::Sys.setenv, args = args)
[17:28:21.066]                 args <- names <- old_names <- NAMES <- envs <- common <- added <- removed <- NULL
[17:28:21.066]             }
[17:28:21.066]             else {
[17:28:21.066]                 base::do.call(base::Sys.setenv, args = base::as.list(...future.oldEnvVars))
[17:28:21.066]             }
[17:28:21.066]             {
[17:28:21.066]                 if (base::length(...future.futureOptionsAdded) > 
[17:28:21.066]                   0L) {
[17:28:21.066]                   opts <- base::vector("list", length = base::length(...future.futureOptionsAdded))
[17:28:21.066]                   base::names(opts) <- ...future.futureOptionsAdded
[17:28:21.066]                   base::options(opts)
[17:28:21.066]                 }
[17:28:21.066]                 {
[17:28:21.066]                   {
[17:28:21.066]                     base::options(mc.cores = ...future.mc.cores.old)
[17:28:21.066]                     NULL
[17:28:21.066]                   }
[17:28:21.066]                   options(future.plan = NULL)
[17:28:21.066]                   if (is.na(NA_character_)) 
[17:28:21.066]                     Sys.unsetenv("R_FUTURE_PLAN")
[17:28:21.066]                   else Sys.setenv(R_FUTURE_PLAN = NA_character_)
[17:28:21.066]                   future::plan(...future.strategy.old, .cleanup = FALSE, 
[17:28:21.066]                     .init = FALSE)
[17:28:21.066]                 }
[17:28:21.066]             }
[17:28:21.066]         }
[17:28:21.066]     })
[17:28:21.066]     if (TRUE) {
[17:28:21.066]         base::sink(type = "output", split = FALSE)
[17:28:21.066]         if (TRUE) {
[17:28:21.066]             ...future.result$stdout <- base::rawToChar(base::rawConnectionValue(...future.stdout))
[17:28:21.066]         }
[17:28:21.066]         else {
[17:28:21.066]             ...future.result["stdout"] <- base::list(NULL)
[17:28:21.066]         }
[17:28:21.066]         base::close(...future.stdout)
[17:28:21.066]         ...future.stdout <- NULL
[17:28:21.066]     }
[17:28:21.066]     ...future.result$conditions <- ...future.conditions
[17:28:21.066]     ...future.result$finished <- base::Sys.time()
[17:28:21.066]     ...future.result
[17:28:21.066] }
[17:28:21.221] Exporting 1 global objects (312.55 KiB) to cluster node #2 ...
[17:28:21.237] Exporting 'f1' (312.35 KiB) to cluster node #2 ...
[17:28:21.255] Exporting 'f1' (312.35 KiB) to cluster node #2 ... DONE
[17:28:21.255] Exporting 1 global objects (312.55 KiB) to cluster node #2 ... DONE
[17:28:21.256] MultisessionFuture started
[17:28:21.257] - Launch lazy future ... done
[17:28:21.257] run() for 'MultisessionFuture' ... done
> print(f2)
MultisessionFuture:
Label: '<none>'
Expression:
{
    value(f1)
}
Lazy evaluation: FALSE
Asynchronous evaluation: TRUE
Local evaluation: TRUE
Environment: R_GlobalEnv
Capture standard output: TRUE
Capture condition classes: 'condition' (excluding 'nothing')
Globals: 1 objects totaling 312.35 KiB (MultisessionFuture 'f1' of 312.35 KiB)
Packages: 1 packages ('future')
L'Ecuyer-CMRG RNG seed: <none> (seed = FALSE)
[17:28:21.347] receiveMessageFromWorker() for ClusterFuture ...
[17:28:21.347] - Validating connection of MultisessionFuture
[17:28:21.364] - received message: FutureResult
[17:28:21.365] - Received FutureResult
[17:28:21.365] - Erased future from FutureRegistry
[17:28:21.365] result() for ClusterFuture ...
[17:28:21.365] - result already collected: FutureResult
[17:28:21.365] result() for ClusterFuture ... done
[17:28:21.365] signalConditions() ...
[17:28:21.366]  - include = 'immediateCondition'
[17:28:21.366]  - exclude = 
[17:28:21.366]  - resignal = FALSE
[17:28:21.366]  - Number of conditions: 1
[17:28:21.366] signalConditions() ... done
[17:28:21.367] receiveMessageFromWorker() for ClusterFuture ... done
Resolved: TRUE
Value: <not collected>
Conditions captured: <none>
Early signaling: FALSE
Owner process: aeae44ba-ffaa-03d1-9ad0-d264b027a198
Class: 'MultisessionFuture', 'ClusterFuture', 'MultiprocessFuture', 'Future', 'environment'
> cat(sprintf("Future #2 session: %d\n", f2$node))
Future #2 session: 2
> stopifnot(identical(f2$owner, session_uuid))
> print(usedNodes(f2))
 used total 
    1     2 
> 
> message("Getting value of future #2:")
Getting value of future #2:
> res <- tryCatch(value(f2), error = identity)
[17:28:21.371] result() for ClusterFuture ...
[17:28:21.371] - result already collected: FutureResult
[17:28:21.372] result() for ClusterFuture ... done
[17:28:21.372] result() for ClusterFuture ...
[17:28:21.372] - result already collected: FutureResult
[17:28:21.372] result() for ClusterFuture ... done
[17:28:21.372] signalConditions() ...
[17:28:21.372]  - include = 'immediateCondition'
[17:28:21.373]  - exclude = 
[17:28:21.373]  - resignal = FALSE
[17:28:21.373]  - Number of conditions: 1
[17:28:21.373] signalConditions() ... done
[17:28:21.373] Future state: 'finished'
[17:28:21.374] result() for ClusterFuture ...
[17:28:21.374] - result already collected: FutureResult
[17:28:21.374] result() for ClusterFuture ... done
[17:28:21.374] signalConditions() ...
[17:28:21.374]  - include = 'condition'
[17:28:21.375]  - exclude = 'immediateCondition'
[17:28:21.375]  - resignal = TRUE
[17:28:21.375]  - Number of conditions: 1
[17:28:21.375]  - Condition #1: 'FutureError', 'error', 'FutureCondition', 'condition'
[17:28:21.375] signalConditions() ... done
> print(res)
<FutureError: Invalid usage of futures: A future (here 'MultisessionFuture') whose value has not yet been collected can only be queried by the R process (aeae44ba-ffaa-03d1-9ad0-d264b027a198; pid 69180 on CRANWIN3) that created it, not by any other R processes (43890ed5-506a-f83c-58a6-0116127b018d; pid 125584 on CRANWIN3): {; 42L; }>


Future UUID: 41c4bd08-afb5-276b-3458-d5d856551a2f


DEBUG: BEGIN TROUBLESHOOTING HELP
Future involved:
MultisessionFuture:
Label: '<none>'
Expression:
{
    42L
}
Lazy evaluation: FALSE
Asynchronous evaluation: TRUE
Local evaluation: TRUE
Environment: R_GlobalEnv
Capture standard output: TRUE
Capture condition classes: 'condition' (excluding 'nothing')
Globals: <none>
Packages: <none>
L'Ecuyer-CMRG RNG seed: <none> (seed = FALSE)
Resolved: FALSE
Value: <not collected>
Conditions captured: <none>
Early signaling: FALSE
Owner process: aeae44ba-ffaa-03d1-9ad0-d264b027a198
Class: 'MultisessionFuture', 'ClusterFuture', 'MultiprocessFuture', 'Future', 'environment'

DEBUG: END TROUBLESHOOTING HELP
> stopifnot(inherits(res, "error"))
> 
> v1 <- value(f1)
[17:28:21.377] result() for ClusterFuture ...
[17:28:21.377] receiveMessageFromWorker() for ClusterFuture ...
[17:28:21.377] - Validating connection of MultisessionFuture
[17:28:21.377] - received message: FutureResult
[17:28:21.378] - Received FutureResult
[17:28:21.378] - Erased future from FutureRegistry
[17:28:21.378] result() for ClusterFuture ...
[17:28:21.378] - result already collected: FutureResult
[17:28:21.378] result() for ClusterFuture ... done
[17:28:21.379] receiveMessageFromWorker() for ClusterFuture ... done
[17:28:21.379] result() for ClusterFuture ... done
[17:28:21.379] result() for ClusterFuture ...
[17:28:21.379] - result already collected: FutureResult
[17:28:21.379] result() for ClusterFuture ... done
> print(v1)
[1] 42
> stopifnot(v1 == 42L)
> 
> message("- Trying with invalid ownership ... DONE")
- Trying with invalid ownership ... DONE
> 
> message("*** future() - invalid ownership ... DONE")
*** future() - invalid ownership ... DONE
> 
> source("incl/end.R")
[17:28:21.381] plan(): Setting new future strategy stack:
[17:28:21.381] List of future strategies:
[17:28:21.381] 1. FutureStrategy:
[17:28:21.381]    - args: function (..., envir = parent.frame(), workers = "<NULL>")
[17:28:21.381]    - tweaked: FALSE
[17:28:21.381]    - call: future::plan(oplan)
[17:28:21.390] plan(): nbrOfWorkers() = 1
Failed to undo environment variables:
 - Expected environment variables: [n=205] '!ExitCode', 'ALLUSERSPROFILE', 'APPDATA', 'BIBINPUTS', 'BINDIR', 'BSTINPUTS', 'COMMONPROGRAMFILES', 'COMPUTERNAME', 'COMSPEC', 'CURL_CA_BUNDLE', 'CYGWIN', 'CommonProgramFiles(x86)', 'CommonProgramW6432', 'DriverData', 'HOME', 'HOMEDRIVE', 'HOMEPATH', 'JAGS_ROOT', 'JAVA_HOME', 'LANGUAGE', 'LC_COLLATE', 'LC_MONETARY', 'LC_TIME', 'LOCALAPPDATA', 'LOGONSERVER', 'LS_HOME', 'LS_LICENSE_PATH', 'MAKE', 'MAKEFLAGS', 'MAKELEVEL', 'MFLAGS', 'MSMPI_BENCHMARKS', 'MSMPI_BIN', 'MSYS2_ENV_CONV_EXCL', 'NUMBER_OF_PROCESSORS', 'OCL', 'OMP_THREAD_LIMIT', 'OS', 'PATH', 'PATHEXT', 'PROCESSOR_ARCHITECTURE', 'PROCESSOR_IDENTIFIER', 'PROCESSOR_LEVEL', 'PROCESSOR_REVISION', 'PROGRAMFILES', 'PROMPT', 'PSModulePath', 'PUBLIC', 'PWD', 'ProgramData', 'ProgramFiles(x86)', 'ProgramW6432', 'RTOOLS43_HOME', 'RTOOLS44_HOME', 'R_ARCH', 'R_BROWSER', 'R_BZIPCMD', 'R_CMD', 'R_COMPILED_BY', 'R_CRAN_WEB', 'R_CUSTOM_TOOLS_PATH', 'R_CUSTOM_TOOLS_SOFT', 'R_DOC_DIR', 'R_ENVIRON_USER', 'R_GSCMD', 'R_GZIPCMD', 'R_HOME', 'R_INCLUDE_DIR', 'R_INSTALL_TAR', 'R_LIBS', 'R_LIBS_SITE', 'R_LIBS_USER', 'R_MAX_NUM_DLLS', 'R_OSTYPE', 'R_PAPERSIZE', 'R_PAPERSIZE_USER', 'R_PARALLELLY_MAKENODEPSOCK_AUTOKILL', 'R_PARALLELLY_MAKENODEPSOCK_CONNECTTIMEOUT', 'R_PARALLELLY_MAKENODEPSOCK_RSCRIPT_LABEL', 'R_PARALLELLY_MAKENODEPSOCK_SESSIONINFO_PKGS', 'R_PARALLELLY_MAKENODEPSOCK_TIMEOUT', 'R_PARALLELLY_RANDOM_PORTS', 'R_PARALLEL_PORT', 'R_RD4PDF', 'R_RTOOLS44_PATH', 'R_SCRIPT_LEGACY', 'R_SHARE_DIR', 'R_TESTS', 'R_UNZIPCMD', 'R_USER', 'R_VERSION', 'R_ZIPCMD', 'SED', 'SHLVL', 'SYSTEMDRIVE', 'SYSTEMROOT', 'TAR', 'TAR_OPTIONS', 'TEMP', 'TERM', 'TEXINPUTS', 'TMP', 'TMPDIR', 'USERDOMAIN', 'USERDOMAIN_ROAMINGPROFILE', 'USERNAME', 'USERPROFILE', 'WINDIR', '_', '_R_CHECK_AUTOCONF_', '_R_CHECK_BOGUS_RETURN_', '_R_CHECK_BROWSER_NONINTERACTIVE_', '_R_CHECK_BUILD_VIGNETTES_SEPARATELY_', '_R_CHECK_CODETOOLS_PROFILE_', '_R_CHECK_CODE_ASSIGN_TO_GLOBALENV_', '_R_CHECK_CODE_ATTACH_', '_R_CHECK_CODE_CLASS_IS_STRING_', '_R_CHECK_CODE_DATA_INTO_GLOBALENV_', '_R_CHECK_CODE_USAGE_VIA_NAMESPACES_', '_R_CHECK_CODE_USAGE_WITHOUT_LOADING_', '_R_CHECK_CODE_USAGE_WITH_ONLY_BASE_ATTACHED_', '_R_CHECK_CODOC_VARIABLES_IN_USAGES_', '_R_CHECK_COMPACT_DATA2_', '_R_CHECK_COMPILATION_FLAGS_', '_R_CHECK_CONNECTIONS_LEFT_OPEN_', '_R_CHECK_CRAN_INCOMING_', '_R_CHECK_CRAN_INCOMING_CHECK_FILE_URIS_', '_R_CHECK_CRAN_INCOMING_CHECK_URLS_IN_PARALLEL_', '_R_CHECK_CRAN_INCOMING_NOTE_GNU_MAKE_', '_R_CHECK_CRAN_INCOMING_REMOTE_', '_R_CHECK_CRAN_INCOMING_USE_ASPELL_', '_R_CHECK_DATALIST_', '_R_CHECK_DEPRECATED_DEFUNCT_', '_R_CHECK_DOC_SIZES2_', '_R_CHECK_DOT_FIRSTLIB_', '_R_CHECK_DOT_INTERNAL_', '_R_CHECK_EXAMPLE_TIMING_THRESHOLD_', '_R_CHECK_EXECUTABLES_', '_R_CHECK_EXECUTABLES_EXCLUSIONS_', '_R_CHECK_FF_CALLS_', '_R_CHECK_FF_DUP_', '_R_CHECK_FORCE_SUGGESTS_', '_R_CHECK_FUTURE_FILE_TIMESTAMPS_', '_R_CHECK_FUTURE_FILE_TIMESTAMPS_LEEWAY_', '_R_CHECK_HAVE_MYSQL_', '_R_CHECK_HAVE_ODBC_', '_R_CHECK_HAVE_PERL_', '_R_CHECK_HAVE_POSTGRES_', '_R_CHECK_INSTALL_DEPENDS_', '_R_CHECK_INTERNALS2_', '_R_CHECK_LENGTH_1_CONDITION_', '_R_CHECK_LICENSE_', '_R_CHECK_LIMIT_CORES_', '_R_CHECK_MATRIX_DATA_', '_R_CHECK_MBCS_CONVERSION_FAILURE_', '_R_CHECK_NATIVE_ROUTINE_REGISTRATION_', '_R_CHECK_NEWS_IN_PLAIN_TEXT_', '_R_CHECK_NO_RECOMMENDED_', '_R_CHECK_NO_STOP_ON_TEST_ERROR_', '_R_CHECK_ORPHANED_', '_R_CHECK_OVERWRITE_REGISTERED_S3_METHODS_', '_R_CHECK_PACKAGES_USED_IGNORE_UNUSED_IMPORTS_', '_R_CHECK_PACKAGES_USED_IN_TESTS_USE_SUBDIRS_', '_R_CHECK_PACKAGE_DATASETS_SUPPRESS_NOTES_', '_R_CHECK_PACKAGE_NAME_', '_R_CHECK_PKG_SIZES_', '_R_CHECK_PKG_SIZES_THRESHOLD_', '_R_CHECK_PRAGMAS_', '_R_CHECK_RD_EXAMPLES_T_AND_F_', '_R_CHECK_RD_LINE_WIDTHS_', '_R_CHECK_RD_MATH_RENDERING_', '_R_CHECK_RD_NOTE_LOST_BRACES_', '_R_CHECK_RD_VALIDATE_RD2HTML_', '_R_CHECK_REPLACING_IMPORTS_', '_R_CHECK_R_DEPENDS_', '_R_CHECK_S3_METHODS_SHOW_POSSIBLE_ISSUES_', '_R_CHECK_SCREEN_DEVICE_', '_R_CHECK_SERIALIZATION_', '_R_CHECK_SHLIB_OPENMP_FLAGS_', '_R_CHECK_SRC_MINUS_W_IMPLICIT_', '_R_CHECK_SUBDIRS_NOCASE_', '_R_CHECK_SUGGESTS_ONLY_', '_R_CHECK_SYSTEM_CLOCK_', '_R_CHECK_TESTS_NLINES_', '_R_CHECK_TEST_TIMING_', '_R_CHECK_TIMINGS_', '_R_CHECK_TOPLEVEL_FILES_', '_R_CHECK_UNDOC_USE_ALL_NAMES_', '_R_CHECK_UNSAFE_CALLS_', '_R_CHECK_URLS_SHOW_301_STATUS_', '_R_CHECK_VC_DIRS_', '_R_CHECK_VIGNETTES_NLINES_', '_R_CHECK_VIGNETTES_SKIP_RUN_MAYBE_', '_R_CHECK_VIGNETTE_TIMING_', '_R_CHECK_VIGNETTE_TITLES_', '_R_CHECK_WINDOWS_DEVICE_', '_R_CHECK_XREFS_NOTE_MISSING_PACKAGE_ANCHORS_', '_R_CHECK_XREFS_USE_ALIASES_FROM_CRAN_', '_R_CLASS_MATRIX_ARRAY_', '_R_DEPRECATED_IS_R_', '_R_S3_METHOD_LOOKUP_BASEENV_AFTER_GLOBALENV_', '_R_SHLIB_BUILD_OBJECTS_SYMBOL_TABLES_', '__R_CHECK_DOC_FILES_NOTE_IF_ALL_SPECIAL__', 'maj.version', 'nextArg--timingsnextArg--install'
 - Environment variables still there: [n=0] 
 - Environment variables missing: [n=1] 'MAKEFLAGS'
Differences environment variable by environment variable:
List of 3
 $ name    : chr "MAKEFLAGS"
 $ expected: 'Dlist' chr ""
 $ actual  : 'Dlist' chr NA
> 
> proc.time()
   user  system elapsed 
   1.09    0.14    2.57