Last updated on 2025-04-14 05:50:42 CEST.
| Flavor | Version | Tinstall | Tcheck | Ttotal | Status | Flags |
|---|---|---|---|---|---|---|
| r-devel-linux-x86_64-debian-clang | 1.0.2 | 3.36 | 107.31 | 110.67 | OK | |
| r-devel-linux-x86_64-debian-gcc | 1.0.2 | 2.43 | 106.97 | 109.40 | OK | |
| r-devel-linux-x86_64-fedora-gcc | 1.0.2 | 182.81 | OK | |||
| r-devel-macos-arm64 | 1.0.2 | 116.00 | OK | |||
| r-devel-macos-x86_64 | 1.0.2 | 176.00 | OK | |||
| r-devel-windows-x86_64 | 1.0.2 | 4.00 | 175.00 | 179.00 | OK | |
| r-patched-linux-x86_64 | 1.0.2 | 3.13 | 130.82 | 133.95 | OK | |
| r-release-linux-x86_64 | 1.0.2 | 3.04 | 130.90 | 133.94 | OK | |
| r-release-macos-arm64 | 1.0.2 | 110.00 | OK | |||
| r-release-macos-x86_64 | 1.0.2 | 281.00 | OK | |||
| r-release-windows-x86_64 | 1.0.2 | 6.00 | 353.00 | 359.00 | ERROR | |
| r-oldrel-macos-arm64 | 1.0.2 | 117.00 | OK | |||
| r-oldrel-macos-x86_64 | 1.0.2 | 266.00 | OK | |||
| r-oldrel-windows-x86_64 | 1.0.2 | 5.00 | 208.00 | 213.00 | OK |
Version: 1.0.2
Check: tests
Result: ERROR
Running 'foreach_dofuture,cluster-missing-doFuture-pkg.R' [62s]
Running 'foreach_dofuture,errors.R' [13s]
Running 'foreach_dofuture,globals.R' [9s]
Running 'foreach_dofuture,nested_colon.R' [18s]
Running 'foreach_dofuture,nested_dofuture.R' [20s]
Running 'foreach_dofuture,rng.R' [5s]
Running 'foreach_dofuture.R' [4s]
Running 'foreach_dopar,cluster-missing-doFuture-pkg.R' [63s]
Running 'foreach_dopar,doRNG,dopar.R' [3s]
Running 'foreach_dopar,doRNG,dorng.R' [7s]
Running 'foreach_dopar,errors.R' [9s]
Running 'foreach_dopar,globals.R' [9s]
Running 'foreach_dopar,nested_colon.R' [16s]
Running 'foreach_dopar,nested_dopar.R' [21s]
Running 'foreach_dopar,options-for-export.R' [6s]
Running 'foreach_dopar.R' [4s]
Running 'makeChunks.R' [5s]
Running 'options,nested.R' [5s]
Running 'registerDoFuture.R' [3s]
Running 'times.R' [2s]
Running 'utils.R' [1s]
Running 'withDoRNG.R' [5s]
Running the tests in 'tests/foreach_dofuture,cluster-missing-doFuture-pkg.R' failed.
Complete output:
> source("incl/start.R")
Loading required package: foreach
Loading required package: future
R version 4.4.3 (2025-02-28 ucrt)
Platform: x86_64-w64-mingw32/x64
Running under: Windows Server 2022 x64 (build 20348)
Matrix products: default
locale:
[1] LC_COLLATE=C LC_CTYPE=German_Germany.utf8
[3] LC_MONETARY=C LC_NUMERIC=C
[5] LC_TIME=C
time zone: Europe/Berlin
tzcode source: internal
attached base packages:
[1] stats graphics grDevices utils datasets methods base
other attached packages:
[1] doFuture_1.0.2 future_1.40.0 foreach_1.5.2
loaded via a namespace (and not attached):
[1] compiler_4.4.3 parallelly_1.43.0 tools_4.4.3
[4] parallel_4.4.3 future.apply_1.11.3 listenv_0.9.1
[7] codetools_0.2-20 iterators_1.0.14 digest_0.6.37
[10] globals_0.16.3
> options(future.debug = FALSE)
>
> message("*** cluster() ...")
*** cluster() ...
>
> message("Library paths: ", paste(sQuote(.libPaths()), collapse = ", "))
Library paths: 'D:/temp/2025_04_12_01_50_00_6534/Rtmp4sP1tf/RLIBS_32b603742120c', 'D:/RCompile/recent/R-4.4.3/library'
> message("Package path: ", sQuote(system.file(package = "future")))
Package path: 'D:/RCompile/CRANpkg/lib/4.4/future'
>
> types <- "PSOCK"
> #if (supportsMulticore()) types <- c(types, "FORK")
>
> setupClusterWithoutPkgs <- function(type = "PSOCK",
+ withs = c("digest", "globals",
+ "listenv", "future"),
+ withouts = c("doFuture")) {
+ cl <- parallel::makeCluster(1L, type = type, timeout = 60)
+
+ ## Emulate a worker that does not have 'future' installed.
+ ## by setting a different user library path on the worker.
+ libs <- parallel::clusterEvalQ(cl, .libPaths(tempdir()))[[1]]
+ attr(cl, "libs") <- libs
+
+ ## 'withouts' tops 'withs' for conveniency
+ withs <- setdiff(withs, withouts)
+
+ ## "Install" any 'withs' packages?
+ if (length(withs) > 0L) {
+ paths <- find.package(withs)
+ res <- parallel::clusterCall(cl, fun = sapply, X = paths,
+ FUN = file.copy, to = libs[1],
+ recursive = TRUE)[[1]]
+ res <- parallel::clusterCall(cl, fun = sapply, X = withs,
+ FUN = requireNamespace)[[1]]
+ }
+ attr(cl, "withs") <- res
+
+ ## Check whether 'future' is still available on the worker or not.
+ ## It could be that it is installed in the system library path, which
+ ## in case we cannot "hide" the future package from the worker.
+ res <- parallel::clusterCall(cl, fun = sapply, X = withouts,
+ FUN = requireNamespace)[[1]]
+ attr(cl, "withouts") <- res
+
+ cl
+ }
>
> cl <- NULL
> for (type in types) {
+ message(sprintf("Test set #1 with cluster type %s ...", sQuote(type)))
+
+ cl <- setupClusterWithoutPkgs(type, withouts = c("future", "doFuture"))
+ if (all(attr(cl, "withs")) && !all(attr(cl, "withouts"))) {
+ plan(cluster, workers = cl, .init = FALSE)
+
+ ## Here we will get:
+ ## <UnexpectedFutureResultError: Unexpected result (of class
+ ## 'snow-try-error' != 'FutureResult') retrieved for ClusterFuture
+ ## future (label = '<none>', expression = '{ ... }'):
+ ## Package 'future' is not installed on worker (r_version: ...)>
+ ## Note: This error is produced by the future backend when it recieves
+ ## the unexpected results.
+ res <- tryCatch({
+ y <- foreach(ii = 1:3) %dofuture% ii
+ }, error = identity)
+ print(res)
+ stopifnot(inherits(res, "FutureError"))
+ }
+ parallel::stopCluster(cl)
+ cl <- NULL
+
+ cl <- setupClusterWithoutPkgs(type)
+ if (all(attr(cl, "withs")) && !all(attr(cl, "withouts"))) {
+ plan(cluster, workers = cl, .init = FALSE)
+
+ ## Here we will get:
+ ## <UnexpectedFutureResultError: Unexpected result (of class
+ ## 'snow-try-error' != 'FutureResult') retrieved for ClusterFuture
+ ## future (label = '<none>', expression = '{ ... }'):
+ ## there is no package called 'doFuture'>
+ ## Note: This error is produced by the future backend when it recieves
+ ## the unexpected results.
+ res <- tryCatch({
+ y <- foreach(ii = 1:3) %dofuture% ii
+ }, error = identity)
+ print(res)
+ stopifnot(inherits(res, "FutureError"))
+ }
+ parallel::stopCluster(cl)
+ cl <- NULL
+
+ plan(sequential)
+
+ message(sprintf("Test set #1 with cluster type %s ... DONE", sQuote(type)))
+ } ## for (type ...)
Test set #1 with cluster type 'PSOCK' ...
[21:51:32.552] doFuture2() ...
[21:51:32.630] Number of chunks: 1
[21:51:32.630] Number of futures (= number of chunks): 1
[21:51:32.631] seed = FALSE
[21:51:32.631] NULL
[21:51:32.634] seed = FALSE
[21:51:32.634] seed = FALSE
[21:51:32.635] - %dofuture% R expression:
[21:51:32.635] ii
[21:51:32.635] - foreach iterator arguments: [1] 'ii'
[21:51:32.636] - dummy globals (as locals): [1] 'ii'
[21:51:32.636] - R expression (map-reduce expression adjusted for RNG):
[21:51:32.636] {
[21:51:32.636] NULL
[21:51:32.636] "# doFuture():::doFuture2(): process chunk of elements"
[21:51:32.636] lapply(seq_along(...future.x_ii), FUN = function(jj) {
[21:51:32.636] ...future.x_jj <- ...future.x_ii[[jj]]
[21:51:32.636] {
[21:51:32.636] NULL
[21:51:32.636] ii <- NULL
[21:51:32.636] }
[21:51:32.636] ...future.env <- environment()
[21:51:32.636] local({
[21:51:32.636] for (name in names(...future.x_jj)) {
[21:51:32.636] assign(name, ...future.x_jj[[name]], envir = ...future.env,
[21:51:32.636] inherits = FALSE)
[21:51:32.636] }
[21:51:32.636] })
[21:51:32.636] NULL
[21:51:32.636] tryCatch(ii, error = identity)
[21:51:32.636] })
[21:51:32.636] }
[21:51:32.637] - identifying globals and packages ...
[21:51:32.637] - Argument 'globals':
[21:51:32.637] logi TRUE
[21:51:32.637] - attr(*, "add")= chr "...future.x_ii"
[21:51:32.637] - attr(*, "ignore")= chr "ii"
[21:51:32.640] - R expression (map-reduce expression searched for globals):
[21:51:32.640] {
[21:51:32.640] NULL
[21:51:32.640] "# doFuture():::doFuture2(): process chunk of elements"
[21:51:32.640] lapply(seq_along(...future.x_ii), FUN = function(jj) {
[21:51:32.640] ...future.x_jj <- ...future.x_ii[[jj]]
[21:51:32.640] {
[21:51:32.640] NULL
[21:51:32.640] ii <- NULL
[21:51:32.640] }
[21:51:32.640] ...future.env <- environment()
[21:51:32.640] local({
[21:51:32.640] for (name in names(...future.x_jj)) {
[21:51:32.640] assign(name, ...future.x_jj[[name]], envir = ...future.env,
[21:51:32.640] inherits = FALSE)
[21:51:32.640] }
[21:51:32.640] })
[21:51:32.640] NULL
[21:51:32.640] tryCatch(ii, error = identity)
[21:51:32.640] })
[21:51:32.640] }
[21:51:32.666] - R expression (%dofuture% expression searched for globals):
[21:51:32.667] ii
[21:51:32.669] - Globals in %dofuture% R expression not in map-reduce expression:
[21:51:32.670] - Appending 0 globals only found in the vanilla %dofuture% expression:
[21:51:32.670] - globals: [1] '...future.x_ii'
[21:51:32.671] List of 1
[21:51:32.671] $ ...future.x_ii: num 42
[21:51:32.671] - attr(*, "where")=List of 1
[21:51:32.671] ..$ ...future.x_ii:<environment: R_EmptyEnv>
[21:51:32.671] - attr(*, "class")= chr [1:3] "FutureGlobals" "Globals" "list"
[21:51:32.671] - attr(*, "resolved")= logi FALSE
[21:51:32.671] - attr(*, "total_size")= num 39
[21:51:32.677] - packages: [1] 'doFuture'
[21:51:32.678] - identifying globals and packages ... DONE
[21:51:32.678] Launching 1 futures (chunks) ...
[21:51:32.678] Chunk #1 of 1 ...
[21:51:32.679] - Finding globals in 'args_list' for chunk #1 ...
[21:51:32.680]
[21:51:32.681]
[21:51:32.681] - Finding globals in 'args_list' for chunk #1 ... DONE
[21:51:32.682] - seeds: <none>
[21:51:32.692] Chunk #1 of 1 ... DONE
[21:51:32.693] Launching 1 futures (chunks) ... DONE
[21:51:32.693] - resolving futures
[21:51:32.693] - gathering results & relaying conditions (except errors)
<FutureInterruptError: A future ('doFuture2-1') of class ClusterFuture was interrupted, while running on 'localhost'>
Future UUID: 9dbd310c8ef60e37fe31acf35d1d7edb-2
DEBUG: BEGIN TROUBLESHOOTING HELP
Future involved:
ClusterFuture:
Label: 'doFuture2-1'
Expression:
{
NULL
"# doFuture():::doFuture2(): process chunk of elements"
lapply(seq_along(...future.x_ii), FUN = function(jj) {
...future.x_jj <- ...future.x_ii[[jj]]
{
NULL
ii <- NULL
}
...future.env <- environment()
local({
for (name in names(...future.x_jj)) {
assign(name, ...future.x_jj[[name]], envir = ...future.env,
inherits = FALSE)
}
})
NULL
tryCatch(ii, error = identity)
})
}
Lazy evaluation: FALSE
Asynchronous evaluation: TRUE
Local evaluation: TRUE
Environment: R_GlobalEnv
Capture standard output: TRUE
Capture condition classes: 'condition' (excluding '<none>')
Immediate condition classes: 'immediateCondition'
Globals: 1 objects totaling 194 bytes (list '...future.x_ii' of 194 bytes)
Packages: 1 packages ('doFuture')
L'Ecuyer-CMRG RNG seed: <none> (seed = FALSE)
Resolved: TRUE
Value: <not collected>
Conditions captured: <none>
Early signaling: FALSE
Owner process: 9dbd310c8ef60e37fe31acf35d1d7edb
Class: 'ClusterFuture', 'MultiprocessFuture', 'Future'
DEBUG: END TROUBLESHOOTING HELP
Error in serialize(data, node$con) : error writing to connection
Calls: <Anonymous> ... postNode -> sendData -> sendData.SOCKnode -> serialize
Execution halted
Running the tests in 'tests/foreach_dopar,cluster-missing-doFuture-pkg.R' failed.
Complete output:
> source("incl/start.R")
Loading required package: foreach
Loading required package: future
R version 4.4.3 (2025-02-28 ucrt)
Platform: x86_64-w64-mingw32/x64
Running under: Windows Server 2022 x64 (build 20348)
Matrix products: default
locale:
[1] LC_COLLATE=C LC_CTYPE=German_Germany.utf8
[3] LC_MONETARY=C LC_NUMERIC=C
[5] LC_TIME=C
time zone: Europe/Berlin
tzcode source: internal
attached base packages:
[1] stats graphics grDevices utils datasets methods base
other attached packages:
[1] doFuture_1.0.2 future_1.40.0 foreach_1.5.2
loaded via a namespace (and not attached):
[1] compiler_4.4.3 parallelly_1.43.0 tools_4.4.3
[4] parallel_4.4.3 future.apply_1.11.3 listenv_0.9.1
[7] codetools_0.2-20 iterators_1.0.14 digest_0.6.37
[10] globals_0.16.3
> options(future.debug = FALSE)
>
> message("*** cluster() ...")
*** cluster() ...
>
> registerDoFuture()
>
> message("Library paths: ", paste(sQuote(.libPaths()), collapse = ", "))
Library paths: 'D:/temp/2025_04_12_01_50_00_6534/Rtmp4sP1tf/RLIBS_32b603742120c', 'D:/RCompile/recent/R-4.4.3/library'
> message("Package path: ", sQuote(system.file(package = "future")))
Package path: 'D:/RCompile/CRANpkg/lib/4.4/future'
>
> types <- "PSOCK"
> #if (supportsMulticore()) types <- c(types, "FORK")
>
> setupClusterWithoutPkgs <- function(type = "PSOCK",
+ withs = c("digest", "globals",
+ "listenv", "future"),
+ withouts = c("doFuture")) {
+ cl <- parallel::makeCluster(1L, type = type, timeout = 60)
+
+ ## Emulate a worker that does not have 'future' installed.
+ ## by setting a different user library path on the worker.
+ libs <- parallel::clusterEvalQ(cl, .libPaths(tempdir()))[[1]]
+ attr(cl, "libs") <- libs
+
+ ## 'withouts' tops 'withs' for conveniency
+ withs <- setdiff(withs, withouts)
+
+ ## "Install" any 'withs' packages?
+ if (length(withs) > 0L) {
+ paths <- find.package(withs)
+ res <- parallel::clusterCall(cl, fun = sapply, X = paths,
+ FUN = file.copy, to = libs[1],
+ recursive = TRUE)[[1]]
+ res <- parallel::clusterCall(cl, fun = sapply, X = withs,
+ FUN = requireNamespace)[[1]]
+ }
+ attr(cl, "withs") <- res
+
+ ## Check whether 'future' is still available on the worker or not.
+ ## It could be that it is installed in the system library path, which
+ ## in case we cannot "hide" the future package from the worker.
+ res <- parallel::clusterCall(cl, fun = sapply, X = withouts,
+ FUN = requireNamespace)[[1]]
+ attr(cl, "withouts") <- res
+
+ cl
+ }
>
>
> cl <- NULL
> for (type in types) {
+ message(sprintf("Test set #1 with cluster type %s ...", sQuote(type)))
+
+ cl <- setupClusterWithoutPkgs(type, withouts = c("future", "doFuture"))
+ if (all(attr(cl, "withs")) && !all(attr(cl, "withouts"))) {
+ plan(cluster, workers = cl, .init = FALSE)
+
+ ## Here we will get:
+ ## <UnexpectedFutureResultError: Unexpected result (of class
+ ## 'snow-try-error' != 'FutureResult') retrieved for ClusterFuture
+ ## future (label = '<none>', expression = '{ ... }'):
+ ## Package 'future' is not installed on worker (r_version: ...)>
+ ## Note: This error is produced by the future backend when it recieves
+ ## the unexpected results.
+ res <- tryCatch({
+ y <- foreach(ii = 1:3) %dopar% ii
+ }, error = identity)
+ print(res)
+ stopifnot(inherits(res, "FutureError"))
+ }
+ parallel::stopCluster(cl)
+ cl <- NULL
+
+ cl <- setupClusterWithoutPkgs(type)
+ if (all(attr(cl, "withs")) && !all(attr(cl, "withouts"))) {
+ plan(cluster, workers = cl, .init = FALSE)
+
+ ## Here we will get:
+ ## <UnexpectedFutureResultError: Unexpected result (of class
+ ## 'snow-try-error' != 'FutureResult') retrieved for ClusterFuture
+ ## future (label = '<none>', expression = '{ ... }'):
+ ## there is no package called 'doFuture'>
+ ## Note: This error is produced by the future backend when it recieves
+ ## the unexpected results.
+ res <- tryCatch({
+ y <- foreach(ii = 1:3) %dopar% ii
+ }, error = identity)
+ print(res)
+ stopifnot(inherits(res, "FutureError"))
+ }
+ parallel::stopCluster(cl)
+ cl <- NULL
+
+ plan(sequential)
+
+ message(sprintf("Test set #1 with cluster type %s ... DONE", sQuote(type)))
+ } ## for (type ...)
Test set #1 with cluster type 'PSOCK' ...
[21:53:44.660] doFuture() ...
[21:53:44.662] - dummy globals (as locals): [1] 'ii'
[21:53:44.663] - R expression:
[21:53:44.663] {
[21:53:44.663] "# doFuture():::doFuture(): Make sure that foreach uses 'doFuture'"
[21:53:44.663] "# also in nested calls "
[21:53:44.663] doFuture::registerDoFuture()
[21:53:44.663] "# doFuture():::doFuture(): process chunk of elements"
[21:53:44.663] lapply(seq_along(...future.x_ii), FUN = function(jj) {
[21:53:44.663] ...future.x_jj <- ...future.x_ii[[jj]]
[21:53:44.663] {
[21:53:44.663] NULL
[21:53:44.663] ii <- NULL
[21:53:44.663] }
[21:53:44.663] ...future.env <- environment()
[21:53:44.663] local({
[21:53:44.663] for (name in names(...future.x_jj)) {
[21:53:44.663] assign(name, ...future.x_jj[[name]], envir = ...future.env,
[21:53:44.663] inherits = FALSE)
[21:53:44.663] }
[21:53:44.663] })
[21:53:44.663] tryCatch(ii, error = identity)
[21:53:44.663] })
[21:53:44.663] }
[21:53:44.664] - identifying globals and packages ...
[21:53:44.699] List of 1
[21:53:44.699] $ ...future.x_ii: NULL
[21:53:44.699] - attr(*, "where")=List of 1
[21:53:44.699] ..$ ...future.x_ii:<environment: R_EmptyEnv>
[21:53:44.699] - attr(*, "class")= chr [1:3] "FutureGlobals" "Globals" "list"
[21:53:44.699] - attr(*, "resolved")= logi FALSE
[21:53:44.699] - attr(*, "total_size")= num 27
[21:53:44.711] - R expression:
[21:53:44.712] {
[21:53:44.712] "# doFuture():::doFuture(): Make sure that foreach uses 'doFuture'"
[21:53:44.712] "# also in nested calls "
[21:53:44.712] doFuture::registerDoFuture()
[21:53:44.712] "# doFuture():::doFuture(): process chunk of elements"
[21:53:44.712] lapply(seq_along(...future.x_ii), FUN = function(jj) {
[21:53:44.712] ...future.x_jj <- ...future.x_ii[[jj]]
[21:53:44.712] {
[21:53:44.712] NULL
[21:53:44.712] ii <- NULL
[21:53:44.712] }
[21:53:44.712] ...future.env <- environment()
[21:53:44.712] local({
[21:53:44.712] for (name in names(...future.x_jj)) {
[21:53:44.712] assign(name, ...future.x_jj[[name]], envir = ...future.env,
[21:53:44.712] inherits = FALSE)
[21:53:44.712] }
[21:53:44.712] })
[21:53:44.712] tryCatch(ii, error = identity)
[21:53:44.712] })
[21:53:44.712] }
[21:53:44.713] - globals: [1] '...future.x_ii'
[21:53:44.713] List of 1
[21:53:44.713] $ ...future.x_ii: NULL
[21:53:44.713] - attr(*, "where")=List of 1
[21:53:44.713] ..$ ...future.x_ii:<environment: R_EmptyEnv>
[21:53:44.713] - attr(*, "class")= chr [1:3] "FutureGlobals" "Globals" "list"
[21:53:44.713] - attr(*, "resolved")= logi FALSE
[21:53:44.713] - attr(*, "total_size")= num 27
[21:53:44.720] - packages: [1] 'doFuture'
[21:53:44.720] - identifying globals and packages ... DONE
[21:53:44.803] Number of chunks: 1
[21:53:44.803] Number of futures (= number of chunks): 1
[21:53:44.804] Launching 1 futures (chunks) ...
[21:53:44.804] Chunk #1 of 1 ...
[21:53:44.805] - Finding globals in 'args_list' chunk #1 ...
[21:53:44.806]
[21:53:44.807]
[21:53:44.807] - Finding globals in 'args_list' for chunk #1 ... DONE
[21:53:44.817] Chunk #1 of 1 ... DONE
[21:53:44.817] Launching 1 futures (chunks) ... DONE
[21:53:44.817] - resolving futures
[21:53:44.818] - gathering results & relaying conditions (except errors)
<FutureInterruptError: A future ('doFuture-1') of class ClusterFuture was interrupted, while running on 'localhost'>
Future UUID: 59f54ee2185ec1078318aaf60236b076-2
DEBUG: BEGIN TROUBLESHOOTING HELP
Future involved:
ClusterFuture:
Label: 'doFuture-1'
Expression:
{
"# doFuture():::doFuture(): Make sure that foreach uses 'doFuture'"
"# also in nested calls "
doFuture::registerDoFuture()
"# doFuture():::doFuture(): process chunk of elements"
lapply(seq_along(...future.x_ii), FUN = function(jj) {
...future.x_jj <- ...future.x_ii[[jj]]
{
NULL
ii <- NULL
}
...future.env <- environment()
local({
for (name in names(...future.x_jj)) {
assign(name, ...future.x_jj[[name]], envir = ...future.env,
inherits = FALSE)
}
})
tryCatch(ii, error = identity)
})
}
Lazy evaluation: FALSE
Asynchronous evaluation: TRUE
Local evaluation: TRUE
Environment: R_GlobalEnv
Capture standard output: TRUE
Capture condition classes: 'condition' (excluding '<none>')
Immediate condition classes: 'immediateCondition'
Globals: 1 objects totaling 194 bytes (list '...future.x_ii' of 194 bytes)
Packages: 1 packages ('doFuture')
L'Ecuyer-CMRG RNG seed: <none> (seed = FALSE)
Resolved: TRUE
Value: <not collected>
Conditions captured: <none>
Early signaling: FALSE
Owner process: 59f54ee2185ec1078318aaf60236b076
Class: 'ClusterFuture', 'MultiprocessFuture', 'Future'
DEBUG: END TROUBLESHOOTING HELP
Error in serialize(data, node$con) : error writing to connection
Calls: <Anonymous> ... postNode -> sendData -> sendData.SOCKnode -> serialize
Execution halted
Flavor: r-release-windows-x86_64