R version 4.5.0 RC (2025-04-04 r88126 ucrt) -- "How About a Twenty-Six"
Copyright (C) 2025 The R Foundation for Statistical Computing
Platform: x86_64-w64-mingw32/x64

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

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

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

> ## This runs testme test script incl/testme/test-backtrace.R
> ## Don't edit - it was autogenerated by inst/testme/deploy.R
> future:::testme("backtrace")
Test 'backtrace' ...
Sourcing 9 prologue scripts ...
01/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_prologue/001.load.R'
02/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_prologue/002.record-state.R'
03/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_prologue/030.imports.R'
04/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_prologue/050.utils.R'
05/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_prologue/090.context.R'
06/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_prologue/090.options.R'
07/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_prologue/091.envvars.R'
08/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_prologue/099.future-setup.R'
09/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_prologue/995.detrius-connections.R'
Sourcing 9 prologue scripts ... done
Running test script: 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/test-backtrace.R'

> library(future)
[08:46:56.639] Option 'future.startup.script': TRUE
[08:46:56.641] Future startup scripts considered: '.future.R', '~/.future.R'
[08:46:56.641] Future startup scripts found: <none>

> message("*** backtrace( ) - explicit future ...")
*** backtrace( ) - explicit future ...

> f <- future({
+     42
+     stop("Woops")
+ })
[08:46:56.644] getGlobalsAndPackages() ...
[08:46:56.644] |  Searching for globals ...
[08:46:56.655] |  :  globals found: [2] '{', 'stop'
[08:46:56.656] |  Searching for globals ... DONE
[08:46:56.656] |  Resolving globals: FALSE
[08:46:56.656] |  Search for packages associated with the globals ...
[08:46:56.657] |  :  Packages associated with globals: [1] 'base'
[08:46:56.658] |  :  Packages: [1] 'base'
[08:46:56.658] |  Search for packages associated with the globals ... DONE
[08:46:56.658] |  Packages after dropping 'base': [0] 
[08:46:56.659] |  globals: [0] 
[08:46:56.659] |  packages: [0] 
[08:46:56.659] getGlobalsAndPackages() ... done
[08:46:56.660] run() for Future ('Future') ...
[08:46:56.661] |  state: 'created'
[08:46:56.661] |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:56.661] |  :  makeFutureBackend(<sequential>) ...
[08:46:56.662] |  :  .  Backend function: <'NULL'>
[08:46:56.662] |  :  .  Backend: <'SequentialFutureBackend', 'FutureBackend', 'environment'>
[08:46:56.663] |  :  makeFutureBackend(<sequential>) ... done
[08:46:56.663] |  plan(<sequential>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:56.663] |  Using SequentialFutureBackend ...
[08:46:56.664] |  :  Launching futures ...
[08:46:56.664] |  :  .  launchFuture() for 'SequentialFutureBackend', 'FutureBackend', 'environment' ...
[08:46:56.664] |  :  .  |  getFutureData() ...
[08:46:56.665] |  :  .  |  :  getFutureCore() ...
[08:46:56.665] |  :  .  |  :  .  Packages needed by the future expression (n = 0): <none>
[08:46:56.665] |  :  .  |  :  getFutureCore() ... done
[08:46:56.666] |  :  .  |  :  getFutureCapture() ...
[08:46:56.666] |  :  .  |  :  getFutureCapture() ... done
[08:46:56.666] |  :  .  |  :  getFutureContext() ...
[08:46:56.667] |  :  .  |  :  .  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:56.667] |  :  .  |  :  .  |  Getting stack without first strategy: [n=0] 
[08:46:56.668] |  :  .  |  :  .  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:56.668] |  :  .  |  :  .  Packages needed by future strategies (n = 0): <none>
[08:46:56.668] |  :  .  |  :  getFutureContext() ... done
[08:46:56.668] |  :  .  |  getFutureData() ... done
[08:46:56.670] |  :  .  |  attachPackages() ...
[08:46:56.671] |  :  .  |  :  packages: [n=1] 'future'
[08:46:56.671] |  :  .  |  attachPackages() ... DONE
[08:46:56.671] |  :  .  |  attachPackages() ...
[08:46:56.672] |  :  .  |  :  packages: [n=0] 
[08:46:56.672] |  :  .  |  attachPackages() ... DONE
[08:46:56.673] |  :  .  |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:56.673] |  :  .  |  :  Getting full stack: [n=1] 'sequential', 'uniprocess', 'future', 'function'
[08:46:56.674] |  :  .  |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:56.679] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:56.679] |  :  .  |  :  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ...
[08:46:56.679] |  :  .  |  :  .  all.equal() for FutureStrategyList ...
[08:46:56.680] |  :  .  |  :  .  |  New stack:
[08:46:56.680] |  :  .  |  :  .  |  List of 1
[08:46:56.680] |  :  .  |  :  .  |   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:56.680] |  :  .  |  :  .  |    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:56.680] |  :  .  |  :  .  |    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.680] |  :  .  |  :  .  |    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.680] |  :  .  |  :  .  |    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.680] |  :  .  |  :  .  |    ..- attr(*, "call")= language plan(strategiesR, .cleanup = FALSE, .init = FALSE)
[08:46:56.680] |  :  .  |  :  .  |   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:56.687] |  :  .  |  :  .  |  Old stack:
[08:46:56.687] |  :  .  |  :  .  |  List of 1
[08:46:56.687] |  :  .  |  :  .  |   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:56.687] |  :  .  |  :  .  |    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:56.687] |  :  .  |  :  .  |    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.687] |  :  .  |  :  .  |    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.687] |  :  .  |  :  .  |    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.687] |  :  .  |  :  .  |    ..- attr(*, "call")= language plan(sequential)
[08:46:56.687] |  :  .  |  :  .  |    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:56.687] |  :  .  |  :  .  |    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.687] |  :  .  |  :  .  |    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.687] |  :  .  |  :  .  |   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:56.694] |  :  .  |  :  .  |  Not identical
[08:46:56.694] |  :  .  |  :  .  |  all.equal() for future ...
[08:46:56.695] |  :  .  |  :  .  |  :  List of 2
[08:46:56.695] |  :  .  |  :  .  |  :   $ target :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:56.695] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:56.695] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.695] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.695] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.695] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(strategiesR, .cleanup = FALSE, .init = FALSE)
[08:46:56.695] |  :  .  |  :  .  |  :   $ current:function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:56.695] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:56.695] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.695] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.695] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.695] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:56.695] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:56.695] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.695] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.705] |  :  .  |  :  .  |  all.equal() for future ... done
[08:46:56.706] |  :  .  |  :  .  all.equal() for FutureStrategyList ... done
[08:46:56.706] |  :  .  |  :  .  plan(): Skip setting new future strategy stack because it is the same as the current one:
[08:46:56.706] |  :  .  |  :  .  List of future strategies:
[08:46:56.706] |  :  .  |  :  .  1. sequential:
[08:46:56.706] |  :  .  |  :  .     - args: function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame(), workers = "<NULL>")
[08:46:56.706] |  :  .  |  :  .     - tweaked: FALSE
[08:46:56.706] |  :  .  |  :  .     - call: plan(sequential)
[08:46:56.708] |  :  .  |  :  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ... done
[08:46:56.708] |  :  .  |  plan(<sequential>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:56.715] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:56.715] |  :  .  |  :  plan(<FutureStrategyList>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:56.715] |  :  .  |  :  .  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ...
[08:46:56.716] |  :  .  |  :  .  |  all.equal() for FutureStrategyList ...
[08:46:56.716] |  :  .  |  :  .  |  :  New stack:
[08:46:56.719] |  :  .  |  :  .  |  :  List of 1
[08:46:56.719] |  :  .  |  :  .  |  :   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:56.719] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:56.719] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.719] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.719] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.719] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:56.719] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:56.719] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.719] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.719] |  :  .  |  :  .  |  :   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:56.726] |  :  .  |  :  .  |  :  Old stack:
[08:46:56.726] |  :  .  |  :  .  |  :  List of 1
[08:46:56.726] |  :  .  |  :  .  |  :   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:56.726] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:56.726] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.726] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.726] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.726] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:56.726] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:56.726] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.726] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.726] |  :  .  |  :  .  |  :   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:56.732] |  :  .  |  :  .  |  :  Identical
[08:46:56.733] |  :  .  |  :  .  |  all.equal() for FutureStrategyList ... done
[08:46:56.733] |  :  .  |  :  .  |  plan(): Skip setting new future strategy stack because it is the same as the current one:
[08:46:56.733] |  :  .  |  :  .  |  List of future strategies:
[08:46:56.733] |  :  .  |  :  .  |  1. sequential:
[08:46:56.733] |  :  .  |  :  .  |     - args: function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame(), workers = "<NULL>")
[08:46:56.733] |  :  .  |  :  .  |     - tweaked: FALSE
[08:46:56.733] |  :  .  |  :  .  |     - call: plan(sequential)
[08:46:56.735] |  :  .  |  :  .  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ... done
[08:46:56.735] |  :  .  |  :  plan(<FutureStrategyList>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:56.735] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:56.736] |  :  .  |  SequentialFuture started (and completed)
[08:46:56.737] |  :  .  |  signalConditions() ...
[08:46:56.737] |  :  .  |  :  include = 'immediateCondition'
[08:46:56.737] |  :  .  |  :  exclude = 
[08:46:56.738] |  :  .  |  :  resignal = FALSE
[08:46:56.738] |  :  .  |  :  Number of conditions: 1
[08:46:56.738] |  :  .  |  signalConditions() ... done
[08:46:56.739] |  :  .  launchFuture() for 'SequentialFutureBackend', 'FutureBackend', 'environment' ... DONE
[08:46:56.739] |  :  Launching futures ... done
[08:46:56.739] |  :  Future launched: 'SequentialFuture', 'UniprocessFuture', 'Future'
[08:46:56.739] |  Using SequentialFutureBackend ... done
[08:46:56.740] run() for Future ('SequentialFuture') ... done

> v <- value(f, signal = FALSE)
[08:46:56.741] signalConditions() ...
[08:46:56.741] |  include = 'immediateCondition'
[08:46:56.741] |  exclude = 
[08:46:56.741] |  resignal = FALSE
[08:46:56.742] |  Number of conditions: 1
[08:46:56.742] signalConditions() ... done

> print(v)
<simpleError in eval(quote({    {        42L        stop("Woops")    }}), new.env()): Woops>

> calls <- backtrace(f)
[08:46:56.744] resolved() for 'SequentialFuture' ...
[08:46:56.744] |  state: 'finished'
[08:46:56.745] |  run: TRUE
[08:46:56.745] |  result: 'FutureResult'
[08:46:56.745] resolved() for 'SequentialFuture' ... done

> print(calls)
[[1]]
future:::testme("backtrace")

[[2]]
source(file.path(path, "run.R"))

[[3]]
withVisible(eval(ei, envir))

[[4]]
eval(ei, envir)

[[5]]
eval(ei, envir)

[[6]]
source(testme[["script"]], echo = TRUE)

[[7]]
withVisible(eval(ei, envir))

[[8]]
eval(ei, envir)

[[9]]
eval(ei, envir)

[[10]]
future({
    42L
    stop("Woops")
})

[[11]]
Future(expr, substitute = FALSE, envir = envir, lazy = TRUE, 
    seed = seed, globals = globals, packages = packages, stdout = stdout, 
    conditions = conditions, earlySignal = earlySignal, label = label, 
    gc = gc, onReference = onReference, ...)

[[12]]
eval(expr, envir = globalenv())

[[13]]
eval(expr, envir = globalenv())

[[14]]
local({
    {
        42L
        stop("Woops")
    }
})

[[15]]
eval.parent(substitute(eval(quote(expr), envir)))

[[16]]
eval(expr, p)

[[17]]
eval(expr, p)

[[18]]
eval(quote({
    {
        42L
        stop("Woops")
    }
}), new.env())

[[19]]
eval(quote({
    {
        42L
        stop("Woops")
    }
}), new.env())

[[20]]
stop("Woops")

[[21]]
eval(quote({
    {
        42L
        stop("Woops")
    }
}), new.env())


> message("*** backtrace( ) - explicit future ... DONE")
*** backtrace( ) - explicit future ... DONE

> message("*** backtrace( ) - implicit future ...")
*** backtrace( ) - implicit future ...

> v %<-% {
+     42
+     stop("Woops")
+ }
[08:46:56.748] getGlobalsAndPackages() ...
[08:46:56.748] |  Searching for globals ...
[08:46:56.750] |  :  globals found: [2] '{', 'stop'
[08:46:56.750] |  Searching for globals ... DONE
[08:46:56.751] |  Resolving globals: FALSE
[08:46:56.751] |  Search for packages associated with the globals ...
[08:46:56.751] |  :  Packages associated with globals: [1] 'base'
[08:46:56.752] |  :  Packages: [1] 'base'
[08:46:56.752] |  Search for packages associated with the globals ... DONE
[08:46:56.752] |  Packages after dropping 'base': [0] 
[08:46:56.753] |  globals: [0] 
[08:46:56.753] |  packages: [0] 
[08:46:56.753] getGlobalsAndPackages() ... done
[08:46:56.753] run() for Future ('Future') ...
[08:46:56.754] |  state: 'created'
[08:46:56.754] |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:56.754] |  plan(<sequential>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:56.755] |  Using SequentialFutureBackend ...
[08:46:56.755] |  :  Launching futures ...
[08:46:56.755] |  :  .  launchFuture() for 'SequentialFutureBackend', 'FutureBackend', 'environment' ...
[08:46:56.759] |  :  .  |  getFutureData() ...
[08:46:56.759] |  :  .  |  :  getFutureCore() ...
[08:46:56.759] |  :  .  |  :  .  Packages needed by the future expression (n = 0): <none>
[08:46:56.760] |  :  .  |  :  getFutureCore() ... done
[08:46:56.760] |  :  .  |  :  getFutureCapture() ...
[08:46:56.760] |  :  .  |  :  getFutureCapture() ... done
[08:46:56.760] |  :  .  |  :  getFutureContext() ...
[08:46:56.761] |  :  .  |  :  .  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:56.761] |  :  .  |  :  .  |  Getting stack without first strategy: [n=0] 
[08:46:56.761] |  :  .  |  :  .  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:56.761] |  :  .  |  :  .  Packages needed by future strategies (n = 0): <none>
[08:46:56.762] |  :  .  |  :  getFutureContext() ... done
[08:46:56.762] |  :  .  |  getFutureData() ... done
[08:46:56.762] |  :  .  |  attachPackages() ...
[08:46:56.763] |  :  .  |  :  packages: [n=1] 'future'
[08:46:56.763] |  :  .  |  attachPackages() ... DONE
[08:46:56.763] |  :  .  |  attachPackages() ...
[08:46:56.763] |  :  .  |  :  packages: [n=0] 
[08:46:56.764] |  :  .  |  attachPackages() ... DONE
[08:46:56.764] |  :  .  |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:56.765] |  :  .  |  :  Getting full stack: [n=1] 'sequential', 'uniprocess', 'future', 'function'
[08:46:56.765] |  :  .  |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:56.766] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:56.766] |  :  .  |  :  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ...
[08:46:56.766] |  :  .  |  :  .  all.equal() for FutureStrategyList ...
[08:46:56.767] |  :  .  |  :  .  |  New stack:
[08:46:56.767] |  :  .  |  :  .  |  List of 1
[08:46:56.767] |  :  .  |  :  .  |   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:56.767] |  :  .  |  :  .  |    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:56.767] |  :  .  |  :  .  |    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.767] |  :  .  |  :  .  |    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.767] |  :  .  |  :  .  |    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.767] |  :  .  |  :  .  |    ..- attr(*, "call")= language plan(strategiesR, .cleanup = FALSE, .init = FALSE)
[08:46:56.767] |  :  .  |  :  .  |   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:56.771] |  :  .  |  :  .  |  Old stack:
[08:46:56.772] |  :  .  |  :  .  |  List of 1
[08:46:56.772] |  :  .  |  :  .  |   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:56.772] |  :  .  |  :  .  |    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:56.772] |  :  .  |  :  .  |    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.772] |  :  .  |  :  .  |    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.772] |  :  .  |  :  .  |    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.772] |  :  .  |  :  .  |    ..- attr(*, "call")= language plan(sequential)
[08:46:56.772] |  :  .  |  :  .  |    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:56.772] |  :  .  |  :  .  |    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.772] |  :  .  |  :  .  |    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.772] |  :  .  |  :  .  |   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:56.777] |  :  .  |  :  .  |  Not identical
[08:46:56.777] |  :  .  |  :  .  |  all.equal() for future ...
[08:46:56.778] |  :  .  |  :  .  |  :  List of 2
[08:46:56.778] |  :  .  |  :  .  |  :   $ target :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:56.778] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:56.778] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.778] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.778] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.778] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(strategiesR, .cleanup = FALSE, .init = FALSE)
[08:46:56.778] |  :  .  |  :  .  |  :   $ current:function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:56.778] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:56.778] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.778] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.778] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.778] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:56.778] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:56.778] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.778] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.829] |  :  .  |  :  .  |  all.equal() for future ... done
[08:46:56.829] |  :  .  |  :  .  all.equal() for FutureStrategyList ... done
[08:46:56.830] |  :  .  |  :  .  plan(): Skip setting new future strategy stack because it is the same as the current one:
[08:46:56.830] |  :  .  |  :  .  List of future strategies:
[08:46:56.830] |  :  .  |  :  .  1. sequential:
[08:46:56.830] |  :  .  |  :  .     - args: function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame(), workers = "<NULL>")
[08:46:56.830] |  :  .  |  :  .     - tweaked: FALSE
[08:46:56.830] |  :  .  |  :  .     - call: plan(sequential)
[08:46:56.831] |  :  .  |  :  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ... done
[08:46:56.831] |  :  .  |  plan(<sequential>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:56.835] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:56.836] |  :  .  |  :  plan(<FutureStrategyList>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:56.836] |  :  .  |  :  .  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ...
[08:46:56.836] |  :  .  |  :  .  |  all.equal() for FutureStrategyList ...
[08:46:56.836] |  :  .  |  :  .  |  :  New stack:
[08:46:56.837] |  :  .  |  :  .  |  :  List of 1
[08:46:56.837] |  :  .  |  :  .  |  :   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:56.837] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:56.837] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.837] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.837] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.837] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:56.837] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:56.837] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.837] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.837] |  :  .  |  :  .  |  :   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:56.842] |  :  .  |  :  .  |  :  Old stack:
[08:46:56.842] |  :  .  |  :  .  |  :  List of 1
[08:46:56.842] |  :  .  |  :  .  |  :   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:56.842] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:56.842] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.842] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.842] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.842] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:56.842] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:56.842] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.842] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.842] |  :  .  |  :  .  |  :   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:56.847] |  :  .  |  :  .  |  :  Identical
[08:46:56.848] |  :  .  |  :  .  |  all.equal() for FutureStrategyList ... done
[08:46:56.848] |  :  .  |  :  .  |  plan(): Skip setting new future strategy stack because it is the same as the current one:
[08:46:56.848] |  :  .  |  :  .  |  List of future strategies:
[08:46:56.848] |  :  .  |  :  .  |  1. sequential:
[08:46:56.848] |  :  .  |  :  .  |     - args: function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame(), workers = "<NULL>")
[08:46:56.848] |  :  .  |  :  .  |     - tweaked: FALSE
[08:46:56.848] |  :  .  |  :  .  |     - call: plan(sequential)
[08:46:56.849] |  :  .  |  :  .  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ... done
[08:46:56.849] |  :  .  |  :  plan(<FutureStrategyList>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:56.850] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:56.850] |  :  .  |  SequentialFuture started (and completed)
[08:46:56.850] |  :  .  |  signalConditions() ...
[08:46:56.851] |  :  .  |  :  include = 'immediateCondition'
[08:46:56.851] |  :  .  |  :  exclude = 
[08:46:56.851] |  :  .  |  :  resignal = FALSE
[08:46:56.851] |  :  .  |  :  Number of conditions: 1
[08:46:56.852] |  :  .  |  signalConditions() ... done
[08:46:56.852] |  :  .  launchFuture() for 'SequentialFutureBackend', 'FutureBackend', 'environment' ... DONE
[08:46:56.852] |  :  Launching futures ... done
[08:46:56.852] |  :  Future launched: 'SequentialFuture', 'UniprocessFuture', 'Future'
[08:46:56.853] |  Using SequentialFutureBackend ... done
[08:46:56.853] run() for Future ('SequentialFuture') ... done

> calls <- backtrace(v)
[08:46:56.854] resolved() for 'SequentialFuture' ...
[08:46:56.854] |  state: 'finished'
[08:46:56.854] |  run: TRUE
[08:46:56.854] |  result: 'FutureResult'
[08:46:56.855] resolved() for 'SequentialFuture' ... done

> print(calls)
[[1]]
future:::testme("backtrace")

[[2]]
source(file.path(path, "run.R"))

[[3]]
withVisible(eval(ei, envir))

[[4]]
eval(ei, envir)

[[5]]
eval(ei, envir)

[[6]]
source(testme[["script"]], echo = TRUE)

[[7]]
withVisible(eval(ei, envir))

[[8]]
eval(ei, envir)

[[9]]
eval(ei, envir)

[[10]]
v %<-% {
    42L
    stop("Woops")
}

[[11]]
futureAssignInternal(target, expr, envir = envir, substitute = FALSE)

[[12]]
futureAssign(name, expr, envir = envir, assign.env = assign.env, 
    substitute = FALSE)

[[13]]
do.call(future::future, args = future.args, envir = envir)

[[14]]
(function (expr, envir = parent.frame(), substitute = TRUE, lazy = FALSE, 
    seed = FALSE, globals = TRUE, packages = NULL, stdout = TRUE, 
    conditions = "condition", label = NULL, gc = FALSE, earlySignal = FALSE, 
    ...) 
{
    if (substitute) 
        expr <- substitute(expr)
    t_start <- Sys.time()
    onReference <- getOption("future.globals.onReference")
    if (is.null(onReference)) 
        onReference <- "ignore"
    if (!is.null(globals)) {
        gp <- getGlobalsAndPackages(expr, envir = envir, tweak = tweakExpression, 
            globals = globals, onReference = onReference, maxSize = +Inf)
        expr <- gp[["expr"]]
        globals <- gp[["globals"]]
        if (length(packages) > 0 || length(gp[["packages"]]) > 
            0) {
            packages <- c(gp[["packages"]], packages)
        }
        gp <- NULL
        attr(globals, "already-done") <- TRUE
    }
    future <- Future(expr, substitute = FALSE, envir = envir, 
        lazy = TRUE, seed = seed, globals = globals, packages = packages, 
        stdout = stdout, conditions = conditions, earlySignal = earlySignal, 
        label = label, gc = gc, onReference = onReference, ...)
    future[[".defaultLocal"]] <- !is.element("local", names(list(...)))
    if (isTRUE(getOption("future.journal"))) {
        future <- makeFutureJournal(future, event = "create", 
            category = "overhead", start = t_start)
    }
    if (!lazy) {
        future <- run(future)
        future[["lazy"]] <- FALSE
        stop_if_not(inherits(future, "Future"), !future[["lazy"]])
    }
    future
})({
    42L
    stop("Woops")
}, envir = <environment>, lazy = FALSE, seed = FALSE, globals = TRUE, 
    packages = NULL, stdout = TRUE, conditions = "condition", 
    earlySignal = FALSE, label = NULL, gc = FALSE)

[[15]]
Future(expr, substitute = FALSE, envir = envir, lazy = TRUE, 
    seed = seed, globals = globals, packages = packages, stdout = stdout, 
    conditions = conditions, earlySignal = earlySignal, label = label, 
    gc = gc, onReference = onReference, ...)

[[16]]
eval(expr, envir = globalenv())

[[17]]
eval(expr, envir = globalenv())

[[18]]
local({
    {
        42L
        stop("Woops")
    }
})

[[19]]
eval.parent(substitute(eval(quote(expr), envir)))

[[20]]
eval(expr, p)

[[21]]
eval(expr, p)

[[22]]
eval(quote({
    {
        42L
        stop("Woops")
    }
}), new.env())

[[23]]
eval(quote({
    {
        42L
        stop("Woops")
    }
}), new.env())

[[24]]
stop("Woops")

[[25]]
eval(quote({
    {
        42L
        stop("Woops")
    }
}), new.env())


> message("*** backtrace( ) - implicit future ... DONE")
*** backtrace( ) - implicit future ... DONE

> message("*** backtrace( ) - subsetting ...")
*** backtrace( ) - subsetting ...

> env <- new.env()

> env[["a"]] %<-% {
+     42
+     stop("Woops")
+ }
[08:46:56.858] getGlobalsAndPackages() ...
[08:46:56.858] |  Searching for globals ...
[08:46:56.903] |  :  globals found: [2] '{', 'stop'
[08:46:56.903] |  Searching for globals ... DONE
[08:46:56.904] |  Resolving globals: FALSE
[08:46:56.904] |  Search for packages associated with the globals ...
[08:46:56.904] |  :  Packages associated with globals: [1] 'base'
[08:46:56.905] |  :  Packages: [1] 'base'
[08:46:56.905] |  Search for packages associated with the globals ... DONE
[08:46:56.906] |  Packages after dropping 'base': [0] 
[08:46:56.906] |  globals: [0] 
[08:46:56.906] |  packages: [0] 
[08:46:56.906] getGlobalsAndPackages() ... done
[08:46:56.907] run() for Future ('Future') ...
[08:46:56.907] |  state: 'created'
[08:46:56.907] |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:56.908] |  plan(<sequential>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:56.908] |  Using SequentialFutureBackend ...
[08:46:56.908] |  :  Launching futures ...
[08:46:56.908] |  :  .  launchFuture() for 'SequentialFutureBackend', 'FutureBackend', 'environment' ...
[08:46:56.909] |  :  .  |  getFutureData() ...
[08:46:56.909] |  :  .  |  :  getFutureCore() ...
[08:46:56.909] |  :  .  |  :  .  Packages needed by the future expression (n = 0): <none>
[08:46:56.909] |  :  .  |  :  getFutureCore() ... done
[08:46:56.910] |  :  .  |  :  getFutureCapture() ...
[08:46:56.910] |  :  .  |  :  getFutureCapture() ... done
[08:46:56.910] |  :  .  |  :  getFutureContext() ...
[08:46:56.910] |  :  .  |  :  .  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:56.911] |  :  .  |  :  .  |  Getting stack without first strategy: [n=0] 
[08:46:56.911] |  :  .  |  :  .  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:56.911] |  :  .  |  :  .  Packages needed by future strategies (n = 0): <none>
[08:46:56.911] |  :  .  |  :  getFutureContext() ... done
[08:46:56.912] |  :  .  |  getFutureData() ... done
[08:46:56.912] |  :  .  |  attachPackages() ...
[08:46:56.912] |  :  .  |  :  packages: [n=1] 'future'
[08:46:56.913] |  :  .  |  attachPackages() ... DONE
[08:46:56.913] |  :  .  |  attachPackages() ...
[08:46:56.913] |  :  .  |  :  packages: [n=0] 
[08:46:56.913] |  :  .  |  attachPackages() ... DONE
[08:46:56.914] |  :  .  |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:56.915] |  :  .  |  :  Getting full stack: [n=1] 'sequential', 'uniprocess', 'future', 'function'
[08:46:56.915] |  :  .  |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:56.915] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:56.916] |  :  .  |  :  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ...
[08:46:56.916] |  :  .  |  :  .  all.equal() for FutureStrategyList ...
[08:46:56.916] |  :  .  |  :  .  |  New stack:
[08:46:56.917] |  :  .  |  :  .  |  List of 1
[08:46:56.917] |  :  .  |  :  .  |   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:56.917] |  :  .  |  :  .  |    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:56.917] |  :  .  |  :  .  |    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.917] |  :  .  |  :  .  |    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.917] |  :  .  |  :  .  |    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.917] |  :  .  |  :  .  |    ..- attr(*, "call")= language plan(strategiesR, .cleanup = FALSE, .init = FALSE)
[08:46:56.917] |  :  .  |  :  .  |   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:56.921] |  :  .  |  :  .  |  Old stack:
[08:46:56.921] |  :  .  |  :  .  |  List of 1
[08:46:56.921] |  :  .  |  :  .  |   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:56.921] |  :  .  |  :  .  |    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:56.921] |  :  .  |  :  .  |    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.921] |  :  .  |  :  .  |    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.921] |  :  .  |  :  .  |    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.921] |  :  .  |  :  .  |    ..- attr(*, "call")= language plan(sequential)
[08:46:56.921] |  :  .  |  :  .  |    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:56.921] |  :  .  |  :  .  |    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.921] |  :  .  |  :  .  |    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.921] |  :  .  |  :  .  |   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:56.926] |  :  .  |  :  .  |  Not identical
[08:46:56.927] |  :  .  |  :  .  |  all.equal() for future ...
[08:46:56.927] |  :  .  |  :  .  |  :  List of 2
[08:46:56.927] |  :  .  |  :  .  |  :   $ target :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:56.927] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:56.927] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.927] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.927] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.927] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(strategiesR, .cleanup = FALSE, .init = FALSE)
[08:46:56.927] |  :  .  |  :  .  |  :   $ current:function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:56.927] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:56.927] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.927] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.927] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.927] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:56.927] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:56.927] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.927] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.935] |  :  .  |  :  .  |  all.equal() for future ... done
[08:46:56.936] |  :  .  |  :  .  all.equal() for FutureStrategyList ... done
[08:46:56.936] |  :  .  |  :  .  plan(): Skip setting new future strategy stack because it is the same as the current one:
[08:46:56.936] |  :  .  |  :  .  List of future strategies:
[08:46:56.936] |  :  .  |  :  .  1. sequential:
[08:46:56.936] |  :  .  |  :  .     - args: function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame(), workers = "<NULL>")
[08:46:56.936] |  :  .  |  :  .     - tweaked: FALSE
[08:46:56.936] |  :  .  |  :  .     - call: plan(sequential)
[08:46:56.937] |  :  .  |  :  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ... done
[08:46:56.938] |  :  .  |  plan(<sequential>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:56.942] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:56.943] |  :  .  |  :  plan(<FutureStrategyList>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:56.943] |  :  .  |  :  .  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ...
[08:46:56.943] |  :  .  |  :  .  |  all.equal() for FutureStrategyList ...
[08:46:56.944] |  :  .  |  :  .  |  :  New stack:
[08:46:56.944] |  :  .  |  :  .  |  :  List of 1
[08:46:56.944] |  :  .  |  :  .  |  :   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:56.944] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:56.944] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.944] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.944] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.944] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:56.944] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:56.944] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.944] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.944] |  :  .  |  :  .  |  :   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:56.951] |  :  .  |  :  .  |  :  Old stack:
[08:46:56.952] |  :  .  |  :  .  |  :  List of 1
[08:46:56.952] |  :  .  |  :  .  |  :   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:56.952] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:56.952] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.952] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.952] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.952] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:56.952] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:56.952] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.952] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.952] |  :  .  |  :  .  |  :   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:56.959] |  :  .  |  :  .  |  :  Identical
[08:46:56.959] |  :  .  |  :  .  |  all.equal() for FutureStrategyList ... done
[08:46:56.959] |  :  .  |  :  .  |  plan(): Skip setting new future strategy stack because it is the same as the current one:
[08:46:56.960] |  :  .  |  :  .  |  List of future strategies:
[08:46:56.960] |  :  .  |  :  .  |  1. sequential:
[08:46:56.960] |  :  .  |  :  .  |     - args: function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame(), workers = "<NULL>")
[08:46:56.960] |  :  .  |  :  .  |     - tweaked: FALSE
[08:46:56.960] |  :  .  |  :  .  |     - call: plan(sequential)
[08:46:56.961] |  :  .  |  :  .  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ... done
[08:46:56.961] |  :  .  |  :  plan(<FutureStrategyList>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:56.961] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:56.962] |  :  .  |  SequentialFuture started (and completed)
[08:46:56.962] |  :  .  |  signalConditions() ...
[08:46:56.963] |  :  .  |  :  include = 'immediateCondition'
[08:46:56.963] |  :  .  |  :  exclude = 
[08:46:56.963] |  :  .  |  :  resignal = FALSE
[08:46:56.963] |  :  .  |  :  Number of conditions: 1
[08:46:56.964] |  :  .  |  signalConditions() ... done
[08:46:56.964] |  :  .  launchFuture() for 'SequentialFutureBackend', 'FutureBackend', 'environment' ... DONE
[08:46:56.964] |  :  Launching futures ... done
[08:46:56.965] |  :  Future launched: 'SequentialFuture', 'UniprocessFuture', 'Future'
[08:46:56.965] |  Using SequentialFutureBackend ... done
[08:46:56.965] run() for Future ('SequentialFuture') ... done

> env[["b"]] %<-% {
+     42
+     stop("Woops")
+ }
[08:46:56.966] getGlobalsAndPackages() ...
[08:46:56.967] |  Searching for globals ...
[08:46:56.969] |  :  globals found: [2] '{', 'stop'
[08:46:56.969] |  Searching for globals ... DONE
[08:46:56.970] |  Resolving globals: FALSE
[08:46:56.970] |  Search for packages associated with the globals ...
[08:46:56.970] |  :  Packages associated with globals: [1] 'base'
[08:46:56.971] |  :  Packages: [1] 'base'
[08:46:56.971] |  Search for packages associated with the globals ... DONE
[08:46:56.972] |  Packages after dropping 'base': [0] 
[08:46:56.972] |  globals: [0] 
[08:46:56.972] |  packages: [0] 
[08:46:56.972] getGlobalsAndPackages() ... done
[08:46:56.973] run() for Future ('Future') ...
[08:46:56.973] |  state: 'created'
[08:46:56.974] |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:56.974] |  plan(<sequential>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:56.974] |  Using SequentialFutureBackend ...
[08:46:56.975] |  :  Launching futures ...
[08:46:56.975] |  :  .  launchFuture() for 'SequentialFutureBackend', 'FutureBackend', 'environment' ...
[08:46:56.975] |  :  .  |  getFutureData() ...
[08:46:56.975] |  :  .  |  :  getFutureCore() ...
[08:46:56.976] |  :  .  |  :  .  Packages needed by the future expression (n = 0): <none>
[08:46:56.976] |  :  .  |  :  getFutureCore() ... done
[08:46:56.976] |  :  .  |  :  getFutureCapture() ...
[08:46:56.977] |  :  .  |  :  getFutureCapture() ... done
[08:46:56.977] |  :  .  |  :  getFutureContext() ...
[08:46:56.977] |  :  .  |  :  .  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:56.977] |  :  .  |  :  .  |  Getting stack without first strategy: [n=0] 
[08:46:56.978] |  :  .  |  :  .  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:56.978] |  :  .  |  :  .  Packages needed by future strategies (n = 0): <none>
[08:46:56.978] |  :  .  |  :  getFutureContext() ... done
[08:46:56.979] |  :  .  |  getFutureData() ... done
[08:46:56.979] |  :  .  |  attachPackages() ...
[08:46:56.979] |  :  .  |  :  packages: [n=1] 'future'
[08:46:56.980] |  :  .  |  attachPackages() ... DONE
[08:46:56.980] |  :  .  |  attachPackages() ...
[08:46:56.980] |  :  .  |  :  packages: [n=0] 
[08:46:56.981] |  :  .  |  attachPackages() ... DONE
[08:46:56.982] |  :  .  |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:56.982] |  :  .  |  :  Getting full stack: [n=1] 'sequential', 'uniprocess', 'future', 'function'
[08:46:56.982] |  :  .  |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:56.983] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:56.983] |  :  .  |  :  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ...
[08:46:56.984] |  :  .  |  :  .  all.equal() for FutureStrategyList ...
[08:46:56.984] |  :  .  |  :  .  |  New stack:
[08:46:56.984] |  :  .  |  :  .  |  List of 1
[08:46:56.984] |  :  .  |  :  .  |   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:56.984] |  :  .  |  :  .  |    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:56.984] |  :  .  |  :  .  |    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.984] |  :  .  |  :  .  |    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.984] |  :  .  |  :  .  |    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.984] |  :  .  |  :  .  |    ..- attr(*, "call")= language plan(strategiesR, .cleanup = FALSE, .init = FALSE)
[08:46:56.984] |  :  .  |  :  .  |   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:56.989] |  :  .  |  :  .  |  Old stack:
[08:46:56.990] |  :  .  |  :  .  |  List of 1
[08:46:56.990] |  :  .  |  :  .  |   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:56.990] |  :  .  |  :  .  |    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:56.990] |  :  .  |  :  .  |    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.990] |  :  .  |  :  .  |    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.990] |  :  .  |  :  .  |    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.990] |  :  .  |  :  .  |    ..- attr(*, "call")= language plan(sequential)
[08:46:56.990] |  :  .  |  :  .  |    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:56.990] |  :  .  |  :  .  |    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.990] |  :  .  |  :  .  |    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.990] |  :  .  |  :  .  |   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:56.996] |  :  .  |  :  .  |  Not identical
[08:46:56.996] |  :  .  |  :  .  |  all.equal() for future ...
[08:46:56.996] |  :  .  |  :  .  |  :  List of 2
[08:46:56.996] |  :  .  |  :  .  |  :   $ target :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:56.996] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:56.996] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.996] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.996] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.996] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(strategiesR, .cleanup = FALSE, .init = FALSE)
[08:46:56.996] |  :  .  |  :  .  |  :   $ current:function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:56.996] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:56.996] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.996] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.996] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:56.996] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:56.996] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:56.996] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:56.996] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.006] |  :  .  |  :  .  |  all.equal() for future ... done
[08:46:57.007] |  :  .  |  :  .  all.equal() for FutureStrategyList ... done
[08:46:57.007] |  :  .  |  :  .  plan(): Skip setting new future strategy stack because it is the same as the current one:
[08:46:57.007] |  :  .  |  :  .  List of future strategies:
[08:46:57.007] |  :  .  |  :  .  1. sequential:
[08:46:57.007] |  :  .  |  :  .     - args: function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame(), workers = "<NULL>")
[08:46:57.007] |  :  .  |  :  .     - tweaked: FALSE
[08:46:57.007] |  :  .  |  :  .     - call: plan(sequential)
[08:46:57.008] |  :  .  |  :  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ... done
[08:46:57.009] |  :  .  |  plan(<sequential>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:57.013] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:57.014] |  :  .  |  :  plan(<FutureStrategyList>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:57.014] |  :  .  |  :  .  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ...
[08:46:57.015] |  :  .  |  :  .  |  all.equal() for FutureStrategyList ...
[08:46:57.015] |  :  .  |  :  .  |  :  New stack:
[08:46:57.015] |  :  .  |  :  .  |  :  List of 1
[08:46:57.015] |  :  .  |  :  .  |  :   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.015] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.015] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.015] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.015] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.015] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:57.015] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.015] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.015] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.015] |  :  .  |  :  .  |  :   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.022] |  :  .  |  :  .  |  :  Old stack:
[08:46:57.022] |  :  .  |  :  .  |  :  List of 1
[08:46:57.022] |  :  .  |  :  .  |  :   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.022] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.022] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.022] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.022] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.022] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:57.022] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.022] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.022] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.022] |  :  .  |  :  .  |  :   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.028] |  :  .  |  :  .  |  :  Identical
[08:46:57.029] |  :  .  |  :  .  |  all.equal() for FutureStrategyList ... done
[08:46:57.029] |  :  .  |  :  .  |  plan(): Skip setting new future strategy stack because it is the same as the current one:
[08:46:57.029] |  :  .  |  :  .  |  List of future strategies:
[08:46:57.029] |  :  .  |  :  .  |  1. sequential:
[08:46:57.029] |  :  .  |  :  .  |     - args: function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame(), workers = "<NULL>")
[08:46:57.029] |  :  .  |  :  .  |     - tweaked: FALSE
[08:46:57.029] |  :  .  |  :  .  |     - call: plan(sequential)
[08:46:57.030] |  :  .  |  :  .  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ... done
[08:46:57.031] |  :  .  |  :  plan(<FutureStrategyList>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:57.031] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:57.031] |  :  .  |  SequentialFuture started (and completed)
[08:46:57.032] |  :  .  |  signalConditions() ...
[08:46:57.032] |  :  .  |  :  include = 'immediateCondition'
[08:46:57.032] |  :  .  |  :  exclude = 
[08:46:57.033] |  :  .  |  :  resignal = FALSE
[08:46:57.033] |  :  .  |  :  Number of conditions: 1
[08:46:57.033] |  :  .  |  signalConditions() ... done
[08:46:57.033] |  :  .  launchFuture() for 'SequentialFutureBackend', 'FutureBackend', 'environment' ... DONE
[08:46:57.034] |  :  Launching futures ... done
[08:46:57.034] |  :  Future launched: 'SequentialFuture', 'UniprocessFuture', 'Future'
[08:46:57.034] |  Using SequentialFutureBackend ... done
[08:46:57.035] run() for Future ('SequentialFuture') ... done

> calls <- backtrace(env[["b"]])
[08:46:57.035] resolved() for 'SequentialFuture' ...
[08:46:57.036] |  state: 'finished'
[08:46:57.036] |  run: TRUE
[08:46:57.036] |  result: 'FutureResult'
[08:46:57.037] resolved() for 'SequentialFuture' ... done

> print(calls)
[[1]]
future:::testme("backtrace")

[[2]]
source(file.path(path, "run.R"))

[[3]]
withVisible(eval(ei, envir))

[[4]]
eval(ei, envir)

[[5]]
eval(ei, envir)

[[6]]
source(testme[["script"]], echo = TRUE)

[[7]]
withVisible(eval(ei, envir))

[[8]]
eval(ei, envir)

[[9]]
eval(ei, envir)

[[10]]
env[["b"]] %<-% {
    42L
    stop("Woops")
}

[[11]]
futureAssignInternal(target, expr, envir = envir, substitute = FALSE)

[[12]]
futureAssign(name, expr, envir = envir, assign.env = assign.env, 
    substitute = FALSE)

[[13]]
do.call(future::future, args = future.args, envir = envir)

[[14]]
(function (expr, envir = parent.frame(), substitute = TRUE, lazy = FALSE, 
    seed = FALSE, globals = TRUE, packages = NULL, stdout = TRUE, 
    conditions = "condition", label = NULL, gc = FALSE, earlySignal = FALSE, 
    ...) 
{
    if (substitute) 
        expr <- substitute(expr)
    t_start <- Sys.time()
    onReference <- getOption("future.globals.onReference")
    if (is.null(onReference)) 
        onReference <- "ignore"
    if (!is.null(globals)) {
        gp <- getGlobalsAndPackages(expr, envir = envir, tweak = tweakExpression, 
            globals = globals, onReference = onReference, maxSize = +Inf)
        expr <- gp[["expr"]]
        globals <- gp[["globals"]]
        if (length(packages) > 0 || length(gp[["packages"]]) > 
            0) {
            packages <- c(gp[["packages"]], packages)
        }
        gp <- NULL
        attr(globals, "already-done") <- TRUE
    }
    future <- Future(expr, substitute = FALSE, envir = envir, 
        lazy = TRUE, seed = seed, globals = globals, packages = packages, 
        stdout = stdout, conditions = conditions, earlySignal = earlySignal, 
        label = label, gc = gc, onReference = onReference, ...)
    future[[".defaultLocal"]] <- !is.element("local", names(list(...)))
    if (isTRUE(getOption("future.journal"))) {
        future <- makeFutureJournal(future, event = "create", 
            category = "overhead", start = t_start)
    }
    if (!lazy) {
        future <- run(future)
        future[["lazy"]] <- FALSE
        stop_if_not(inherits(future, "Future"), !future[["lazy"]])
    }
    future
})({
    42L
    stop("Woops")
}, envir = <environment>, lazy = FALSE, seed = FALSE, globals = TRUE, 
    packages = NULL, stdout = TRUE, conditions = "condition", 
    earlySignal = FALSE, label = NULL, gc = FALSE)

[[15]]
Future(expr, substitute = FALSE, envir = envir, lazy = TRUE, 
    seed = seed, globals = globals, packages = packages, stdout = stdout, 
    conditions = conditions, earlySignal = earlySignal, label = label, 
    gc = gc, onReference = onReference, ...)

[[16]]
eval(expr, envir = globalenv())

[[17]]
eval(expr, envir = globalenv())

[[18]]
local({
    {
        42L
        stop("Woops")
    }
})

[[19]]
eval.parent(substitute(eval(quote(expr), envir)))

[[20]]
eval(expr, p)

[[21]]
eval(expr, p)

[[22]]
eval(quote({
    {
        42L
        stop("Woops")
    }
}), new.env())

[[23]]
eval(quote({
    {
        42L
        stop("Woops")
    }
}), new.env())

[[24]]
stop("Woops")

[[25]]
eval(quote({
    {
        42L
        stop("Woops")
    }
}), new.env())


> stopifnot(is.list(calls))

> lenv <- listenv::listenv()

> lenv[[1]] %<-% {
+     42
+     stop("Woops")
+ }
[08:46:57.040] getGlobalsAndPackages() ...
[08:46:57.041] |  Searching for globals ...
[08:46:57.043] |  :  globals found: [2] '{', 'stop'
[08:46:57.043] |  Searching for globals ... DONE
[08:46:57.043] |  Resolving globals: FALSE
[08:46:57.044] |  Search for packages associated with the globals ...
[08:46:57.044] |  :  Packages associated with globals: [1] 'base'
[08:46:57.044] |  :  Packages: [1] 'base'
[08:46:57.045] |  Search for packages associated with the globals ... DONE
[08:46:57.045] |  Packages after dropping 'base': [0] 
[08:46:57.045] |  globals: [0] 
[08:46:57.046] |  packages: [0] 
[08:46:57.046] getGlobalsAndPackages() ... done
[08:46:57.046] run() for Future ('Future') ...
[08:46:57.047] |  state: 'created'
[08:46:57.047] |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:57.047] |  plan(<sequential>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:57.048] |  Using SequentialFutureBackend ...
[08:46:57.048] |  :  Launching futures ...
[08:46:57.048] |  :  .  launchFuture() for 'SequentialFutureBackend', 'FutureBackend', 'environment' ...
[08:46:57.048] |  :  .  |  getFutureData() ...
[08:46:57.049] |  :  .  |  :  getFutureCore() ...
[08:46:57.049] |  :  .  |  :  .  Packages needed by the future expression (n = 0): <none>
[08:46:57.049] |  :  .  |  :  getFutureCore() ... done
[08:46:57.050] |  :  .  |  :  getFutureCapture() ...
[08:46:57.050] |  :  .  |  :  getFutureCapture() ... done
[08:46:57.050] |  :  .  |  :  getFutureContext() ...
[08:46:57.050] |  :  .  |  :  .  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:57.051] |  :  .  |  :  .  |  Getting stack without first strategy: [n=0] 
[08:46:57.051] |  :  .  |  :  .  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:57.051] |  :  .  |  :  .  Packages needed by future strategies (n = 0): <none>
[08:46:57.052] |  :  .  |  :  getFutureContext() ... done
[08:46:57.052] |  :  .  |  getFutureData() ... done
[08:46:57.052] |  :  .  |  attachPackages() ...
[08:46:57.052] |  :  .  |  :  packages: [n=1] 'future'
[08:46:57.053] |  :  .  |  attachPackages() ... DONE
[08:46:57.053] |  :  .  |  attachPackages() ...
[08:46:57.053] |  :  .  |  :  packages: [n=0] 
[08:46:57.054] |  :  .  |  attachPackages() ... DONE
[08:46:57.055] |  :  .  |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:57.055] |  :  .  |  :  Getting full stack: [n=1] 'sequential', 'uniprocess', 'future', 'function'
[08:46:57.055] |  :  .  |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:57.056] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:57.056] |  :  .  |  :  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ...
[08:46:57.057] |  :  .  |  :  .  all.equal() for FutureStrategyList ...
[08:46:57.057] |  :  .  |  :  .  |  New stack:
[08:46:57.057] |  :  .  |  :  .  |  List of 1
[08:46:57.057] |  :  .  |  :  .  |   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.057] |  :  .  |  :  .  |    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.057] |  :  .  |  :  .  |    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.057] |  :  .  |  :  .  |    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.057] |  :  .  |  :  .  |    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.057] |  :  .  |  :  .  |    ..- attr(*, "call")= language plan(strategiesR, .cleanup = FALSE, .init = FALSE)
[08:46:57.057] |  :  .  |  :  .  |   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.062] |  :  .  |  :  .  |  Old stack:
[08:46:57.063] |  :  .  |  :  .  |  List of 1
[08:46:57.063] |  :  .  |  :  .  |   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.063] |  :  .  |  :  .  |    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.063] |  :  .  |  :  .  |    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.063] |  :  .  |  :  .  |    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.063] |  :  .  |  :  .  |    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.063] |  :  .  |  :  .  |    ..- attr(*, "call")= language plan(sequential)
[08:46:57.063] |  :  .  |  :  .  |    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.063] |  :  .  |  :  .  |    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.063] |  :  .  |  :  .  |    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.063] |  :  .  |  :  .  |   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.069] |  :  .  |  :  .  |  Not identical
[08:46:57.069] |  :  .  |  :  .  |  all.equal() for future ...
[08:46:57.069] |  :  .  |  :  .  |  :  List of 2
[08:46:57.069] |  :  .  |  :  .  |  :   $ target :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.069] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.069] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.069] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.069] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.069] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(strategiesR, .cleanup = FALSE, .init = FALSE)
[08:46:57.069] |  :  .  |  :  .  |  :   $ current:function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.069] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.069] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.069] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.069] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.069] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:57.069] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.069] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.069] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.081] |  :  .  |  :  .  |  all.equal() for future ... done
[08:46:57.081] |  :  .  |  :  .  all.equal() for FutureStrategyList ... done
[08:46:57.081] |  :  .  |  :  .  plan(): Skip setting new future strategy stack because it is the same as the current one:
[08:46:57.082] |  :  .  |  :  .  List of future strategies:
[08:46:57.082] |  :  .  |  :  .  1. sequential:
[08:46:57.082] |  :  .  |  :  .     - args: function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame(), workers = "<NULL>")
[08:46:57.082] |  :  .  |  :  .     - tweaked: FALSE
[08:46:57.082] |  :  .  |  :  .     - call: plan(sequential)
[08:46:57.082] |  :  .  |  :  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ... done
[08:46:57.083] |  :  .  |  plan(<sequential>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:57.087] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:57.087] |  :  .  |  :  plan(<FutureStrategyList>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:57.087] |  :  .  |  :  .  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ...
[08:46:57.088] |  :  .  |  :  .  |  all.equal() for FutureStrategyList ...
[08:46:57.088] |  :  .  |  :  .  |  :  New stack:
[08:46:57.088] |  :  .  |  :  .  |  :  List of 1
[08:46:57.088] |  :  .  |  :  .  |  :   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.088] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.088] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.088] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.088] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.088] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:57.088] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.088] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.088] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.088] |  :  .  |  :  .  |  :   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.093] |  :  .  |  :  .  |  :  Old stack:
[08:46:57.094] |  :  .  |  :  .  |  :  List of 1
[08:46:57.094] |  :  .  |  :  .  |  :   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.094] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.094] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.094] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.094] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.094] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:57.094] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.094] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.094] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.094] |  :  .  |  :  .  |  :   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.098] |  :  .  |  :  .  |  :  Identical
[08:46:57.099] |  :  .  |  :  .  |  all.equal() for FutureStrategyList ... done
[08:46:57.099] |  :  .  |  :  .  |  plan(): Skip setting new future strategy stack because it is the same as the current one:
[08:46:57.099] |  :  .  |  :  .  |  List of future strategies:
[08:46:57.099] |  :  .  |  :  .  |  1. sequential:
[08:46:57.099] |  :  .  |  :  .  |     - args: function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame(), workers = "<NULL>")
[08:46:57.099] |  :  .  |  :  .  |     - tweaked: FALSE
[08:46:57.099] |  :  .  |  :  .  |     - call: plan(sequential)
[08:46:57.100] |  :  .  |  :  .  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ... done
[08:46:57.100] |  :  .  |  :  plan(<FutureStrategyList>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:57.101] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:57.101] |  :  .  |  SequentialFuture started (and completed)
[08:46:57.101] |  :  .  |  signalConditions() ...
[08:46:57.102] |  :  .  |  :  include = 'immediateCondition'
[08:46:57.102] |  :  .  |  :  exclude = 
[08:46:57.102] |  :  .  |  :  resignal = FALSE
[08:46:57.102] |  :  .  |  :  Number of conditions: 1
[08:46:57.103] |  :  .  |  signalConditions() ... done
[08:46:57.103] |  :  .  launchFuture() for 'SequentialFutureBackend', 'FutureBackend', 'environment' ... DONE
[08:46:57.103] |  :  Launching futures ... done
[08:46:57.103] |  :  Future launched: 'SequentialFuture', 'UniprocessFuture', 'Future'
[08:46:57.104] |  Using SequentialFutureBackend ... done
[08:46:57.104] run() for Future ('SequentialFuture') ... done

> lenv[[2]] %<-% {
+     42
+     stop("Woops")
+ }
[08:46:57.105] getGlobalsAndPackages() ...
[08:46:57.105] |  Searching for globals ...
[08:46:57.107] |  :  globals found: [2] '{', 'stop'
[08:46:57.107] |  Searching for globals ... DONE
[08:46:57.107] |  Resolving globals: FALSE
[08:46:57.108] |  Search for packages associated with the globals ...
[08:46:57.108] |  :  Packages associated with globals: [1] 'base'
[08:46:57.108] |  :  Packages: [1] 'base'
[08:46:57.109] |  Search for packages associated with the globals ... DONE
[08:46:57.109] |  Packages after dropping 'base': [0] 
[08:46:57.109] |  globals: [0] 
[08:46:57.109] |  packages: [0] 
[08:46:57.110] getGlobalsAndPackages() ... done
[08:46:57.110] run() for Future ('Future') ...
[08:46:57.110] |  state: 'created'
[08:46:57.111] |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:57.111] |  plan(<sequential>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:57.111] |  Using SequentialFutureBackend ...
[08:46:57.111] |  :  Launching futures ...
[08:46:57.112] |  :  .  launchFuture() for 'SequentialFutureBackend', 'FutureBackend', 'environment' ...
[08:46:57.112] |  :  .  |  getFutureData() ...
[08:46:57.112] |  :  .  |  :  getFutureCore() ...
[08:46:57.112] |  :  .  |  :  .  Packages needed by the future expression (n = 0): <none>
[08:46:57.113] |  :  .  |  :  getFutureCore() ... done
[08:46:57.113] |  :  .  |  :  getFutureCapture() ...
[08:46:57.113] |  :  .  |  :  getFutureCapture() ... done
[08:46:57.113] |  :  .  |  :  getFutureContext() ...
[08:46:57.114] |  :  .  |  :  .  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:57.114] |  :  .  |  :  .  |  Getting stack without first strategy: [n=0] 
[08:46:57.114] |  :  .  |  :  .  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:57.114] |  :  .  |  :  .  Packages needed by future strategies (n = 0): <none>
[08:46:57.115] |  :  .  |  :  getFutureContext() ... done
[08:46:57.115] |  :  .  |  getFutureData() ... done
[08:46:57.115] |  :  .  |  attachPackages() ...
[08:46:57.115] |  :  .  |  :  packages: [n=1] 'future'
[08:46:57.116] |  :  .  |  attachPackages() ... DONE
[08:46:57.116] |  :  .  |  attachPackages() ...
[08:46:57.116] |  :  .  |  :  packages: [n=0] 
[08:46:57.117] |  :  .  |  attachPackages() ... DONE
[08:46:57.117] |  :  .  |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:57.117] |  :  .  |  :  Getting full stack: [n=1] 'sequential', 'uniprocess', 'future', 'function'
[08:46:57.118] |  :  .  |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:57.118] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:57.119] |  :  .  |  :  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ...
[08:46:57.119] |  :  .  |  :  .  all.equal() for FutureStrategyList ...
[08:46:57.119] |  :  .  |  :  .  |  New stack:
[08:46:57.119] |  :  .  |  :  .  |  List of 1
[08:46:57.119] |  :  .  |  :  .  |   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.119] |  :  .  |  :  .  |    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.119] |  :  .  |  :  .  |    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.119] |  :  .  |  :  .  |    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.119] |  :  .  |  :  .  |    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.119] |  :  .  |  :  .  |    ..- attr(*, "call")= language plan(strategiesR, .cleanup = FALSE, .init = FALSE)
[08:46:57.119] |  :  .  |  :  .  |   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.123] |  :  .  |  :  .  |  Old stack:
[08:46:57.124] |  :  .  |  :  .  |  List of 1
[08:46:57.124] |  :  .  |  :  .  |   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.124] |  :  .  |  :  .  |    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.124] |  :  .  |  :  .  |    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.124] |  :  .  |  :  .  |    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.124] |  :  .  |  :  .  |    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.124] |  :  .  |  :  .  |    ..- attr(*, "call")= language plan(sequential)
[08:46:57.124] |  :  .  |  :  .  |    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.124] |  :  .  |  :  .  |    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.124] |  :  .  |  :  .  |    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.124] |  :  .  |  :  .  |   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.129] |  :  .  |  :  .  |  Not identical
[08:46:57.129] |  :  .  |  :  .  |  all.equal() for future ...
[08:46:57.129] |  :  .  |  :  .  |  :  List of 2
[08:46:57.129] |  :  .  |  :  .  |  :   $ target :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.129] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.129] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.129] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.129] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.129] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(strategiesR, .cleanup = FALSE, .init = FALSE)
[08:46:57.129] |  :  .  |  :  .  |  :   $ current:function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.129] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.129] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.129] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.129] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.129] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:57.129] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.129] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.129] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.137] |  :  .  |  :  .  |  all.equal() for future ... done
[08:46:57.138] |  :  .  |  :  .  all.equal() for FutureStrategyList ... done
[08:46:57.138] |  :  .  |  :  .  plan(): Skip setting new future strategy stack because it is the same as the current one:
[08:46:57.138] |  :  .  |  :  .  List of future strategies:
[08:46:57.138] |  :  .  |  :  .  1. sequential:
[08:46:57.138] |  :  .  |  :  .     - args: function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame(), workers = "<NULL>")
[08:46:57.138] |  :  .  |  :  .     - tweaked: FALSE
[08:46:57.138] |  :  .  |  :  .     - call: plan(sequential)
[08:46:57.139] |  :  .  |  :  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ... done
[08:46:57.139] |  :  .  |  plan(<sequential>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:57.143] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:57.144] |  :  .  |  :  plan(<FutureStrategyList>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:57.144] |  :  .  |  :  .  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ...
[08:46:57.144] |  :  .  |  :  .  |  all.equal() for FutureStrategyList ...
[08:46:57.144] |  :  .  |  :  .  |  :  New stack:
[08:46:57.145] |  :  .  |  :  .  |  :  List of 1
[08:46:57.145] |  :  .  |  :  .  |  :   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.145] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.145] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.145] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.145] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.145] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:57.145] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.145] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.145] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.145] |  :  .  |  :  .  |  :   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.150] |  :  .  |  :  .  |  :  Old stack:
[08:46:57.150] |  :  .  |  :  .  |  :  List of 1
[08:46:57.150] |  :  .  |  :  .  |  :   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.150] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.150] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.150] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.150] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.150] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:57.150] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.150] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.150] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.150] |  :  .  |  :  .  |  :   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.155] |  :  .  |  :  .  |  :  Identical
[08:46:57.155] |  :  .  |  :  .  |  all.equal() for FutureStrategyList ... done
[08:46:57.155] |  :  .  |  :  .  |  plan(): Skip setting new future strategy stack because it is the same as the current one:
[08:46:57.156] |  :  .  |  :  .  |  List of future strategies:
[08:46:57.156] |  :  .  |  :  .  |  1. sequential:
[08:46:57.156] |  :  .  |  :  .  |     - args: function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame(), workers = "<NULL>")
[08:46:57.156] |  :  .  |  :  .  |     - tweaked: FALSE
[08:46:57.156] |  :  .  |  :  .  |     - call: plan(sequential)
[08:46:57.156] |  :  .  |  :  .  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ... done
[08:46:57.157] |  :  .  |  :  plan(<FutureStrategyList>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:57.157] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:57.158] |  :  .  |  SequentialFuture started (and completed)
[08:46:57.158] |  :  .  |  signalConditions() ...
[08:46:57.158] |  :  .  |  :  include = 'immediateCondition'
[08:46:57.158] |  :  .  |  :  exclude = 
[08:46:57.159] |  :  .  |  :  resignal = FALSE
[08:46:57.159] |  :  .  |  :  Number of conditions: 1
[08:46:57.159] |  :  .  |  signalConditions() ... done
[08:46:57.159] |  :  .  launchFuture() for 'SequentialFutureBackend', 'FutureBackend', 'environment' ... DONE
[08:46:57.160] |  :  Launching futures ... done
[08:46:57.160] |  :  Future launched: 'SequentialFuture', 'UniprocessFuture', 'Future'
[08:46:57.160] |  Using SequentialFutureBackend ... done
[08:46:57.160] run() for Future ('SequentialFuture') ... done

> calls <- backtrace(lenv[[2]])
[08:46:57.161] resolved() for 'SequentialFuture' ...
[08:46:57.162] |  state: 'finished'
[08:46:57.162] |  run: TRUE
[08:46:57.162] |  result: 'FutureResult'
[08:46:57.162] resolved() for 'SequentialFuture' ... done

> print(calls)
[[1]]
future:::testme("backtrace")

[[2]]
source(file.path(path, "run.R"))

[[3]]
withVisible(eval(ei, envir))

[[4]]
eval(ei, envir)

[[5]]
eval(ei, envir)

[[6]]
source(testme[["script"]], echo = TRUE)

[[7]]
withVisible(eval(ei, envir))

[[8]]
eval(ei, envir)

[[9]]
eval(ei, envir)

[[10]]
lenv[[2]] %<-% {
    42L
    stop("Woops")
}

[[11]]
futureAssignInternal(target, expr, envir = envir, substitute = FALSE)

[[12]]
futureAssign(name, expr, envir = envir, assign.env = assign.env, 
    substitute = FALSE)

[[13]]
do.call(future::future, args = future.args, envir = envir)

[[14]]
(function (expr, envir = parent.frame(), substitute = TRUE, lazy = FALSE, 
    seed = FALSE, globals = TRUE, packages = NULL, stdout = TRUE, 
    conditions = "condition", label = NULL, gc = FALSE, earlySignal = FALSE, 
    ...) 
{
    if (substitute) 
        expr <- substitute(expr)
    t_start <- Sys.time()
    onReference <- getOption("future.globals.onReference")
    if (is.null(onReference)) 
        onReference <- "ignore"
    if (!is.null(globals)) {
        gp <- getGlobalsAndPackages(expr, envir = envir, tweak = tweakExpression, 
            globals = globals, onReference = onReference, maxSize = +Inf)
        expr <- gp[["expr"]]
        globals <- gp[["globals"]]
        if (length(packages) > 0 || length(gp[["packages"]]) > 
            0) {
            packages <- c(gp[["packages"]], packages)
        }
        gp <- NULL
        attr(globals, "already-done") <- TRUE
    }
    future <- Future(expr, substitute = FALSE, envir = envir, 
        lazy = TRUE, seed = seed, globals = globals, packages = packages, 
        stdout = stdout, conditions = conditions, earlySignal = earlySignal, 
        label = label, gc = gc, onReference = onReference, ...)
    future[[".defaultLocal"]] <- !is.element("local", names(list(...)))
    if (isTRUE(getOption("future.journal"))) {
        future <- makeFutureJournal(future, event = "create", 
            category = "overhead", start = t_start)
    }
    if (!lazy) {
        future <- run(future)
        future[["lazy"]] <- FALSE
        stop_if_not(inherits(future, "Future"), !future[["lazy"]])
    }
    future
})({
    42L
    stop("Woops")
}, envir = <environment>, lazy = FALSE, seed = FALSE, globals = TRUE, 
    packages = NULL, stdout = TRUE, conditions = "condition", 
    earlySignal = FALSE, label = NULL, gc = FALSE)

[[15]]
Future(expr, substitute = FALSE, envir = envir, lazy = TRUE, 
    seed = seed, globals = globals, packages = packages, stdout = stdout, 
    conditions = conditions, earlySignal = earlySignal, label = label, 
    gc = gc, onReference = onReference, ...)

[[16]]
eval(expr, envir = globalenv())

[[17]]
eval(expr, envir = globalenv())

[[18]]
local({
    {
        42L
        stop("Woops")
    }
})

[[19]]
eval.parent(substitute(eval(quote(expr), envir)))

[[20]]
eval(expr, p)

[[21]]
eval(expr, p)

[[22]]
eval(quote({
    {
        42L
        stop("Woops")
    }
}), new.env())

[[23]]
eval(quote({
    {
        42L
        stop("Woops")
    }
}), new.env())

[[24]]
stop("Woops")

[[25]]
eval(quote({
    {
        42L
        stop("Woops")
    }
}), new.env())


> stopifnot(is.list(calls))

> ll <- list()

> ll[[1]] <- future({
+     42
+     stop("Woops")
+ })
[08:46:57.165] getGlobalsAndPackages() ...
[08:46:57.165] |  Searching for globals ...
[08:46:57.167] |  :  globals found: [2] '{', 'stop'
[08:46:57.167] |  Searching for globals ... DONE
[08:46:57.167] |  Resolving globals: FALSE
[08:46:57.168] |  Search for packages associated with the globals ...
[08:46:57.168] |  :  Packages associated with globals: [1] 'base'
[08:46:57.168] |  :  Packages: [1] 'base'
[08:46:57.169] |  Search for packages associated with the globals ... DONE
[08:46:57.169] |  Packages after dropping 'base': [0] 
[08:46:57.169] |  globals: [0] 
[08:46:57.169] |  packages: [0] 
[08:46:57.170] getGlobalsAndPackages() ... done
[08:46:57.170] run() for Future ('Future') ...
[08:46:57.170] |  state: 'created'
[08:46:57.171] |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:57.171] |  plan(<sequential>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:57.171] |  Using SequentialFutureBackend ...
[08:46:57.171] |  :  Launching futures ...
[08:46:57.172] |  :  .  launchFuture() for 'SequentialFutureBackend', 'FutureBackend', 'environment' ...
[08:46:57.172] |  :  .  |  getFutureData() ...
[08:46:57.172] |  :  .  |  :  getFutureCore() ...
[08:46:57.172] |  :  .  |  :  .  Packages needed by the future expression (n = 0): <none>
[08:46:57.173] |  :  .  |  :  getFutureCore() ... done
[08:46:57.173] |  :  .  |  :  getFutureCapture() ...
[08:46:57.173] |  :  .  |  :  getFutureCapture() ... done
[08:46:57.173] |  :  .  |  :  getFutureContext() ...
[08:46:57.174] |  :  .  |  :  .  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:57.174] |  :  .  |  :  .  |  Getting stack without first strategy: [n=0] 
[08:46:57.174] |  :  .  |  :  .  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:57.174] |  :  .  |  :  .  Packages needed by future strategies (n = 0): <none>
[08:46:57.175] |  :  .  |  :  getFutureContext() ... done
[08:46:57.175] |  :  .  |  getFutureData() ... done
[08:46:57.175] |  :  .  |  attachPackages() ...
[08:46:57.176] |  :  .  |  :  packages: [n=1] 'future'
[08:46:57.176] |  :  .  |  attachPackages() ... DONE
[08:46:57.176] |  :  .  |  attachPackages() ...
[08:46:57.176] |  :  .  |  :  packages: [n=0] 
[08:46:57.177] |  :  .  |  attachPackages() ... DONE
[08:46:57.177] |  :  .  |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:57.178] |  :  .  |  :  Getting full stack: [n=1] 'sequential', 'uniprocess', 'future', 'function'
[08:46:57.178] |  :  .  |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:57.178] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:57.179] |  :  .  |  :  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ...
[08:46:57.179] |  :  .  |  :  .  all.equal() for FutureStrategyList ...
[08:46:57.179] |  :  .  |  :  .  |  New stack:
[08:46:57.180] |  :  .  |  :  .  |  List of 1
[08:46:57.180] |  :  .  |  :  .  |   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.180] |  :  .  |  :  .  |    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.180] |  :  .  |  :  .  |    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.180] |  :  .  |  :  .  |    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.180] |  :  .  |  :  .  |    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.180] |  :  .  |  :  .  |    ..- attr(*, "call")= language plan(strategiesR, .cleanup = FALSE, .init = FALSE)
[08:46:57.180] |  :  .  |  :  .  |   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.184] |  :  .  |  :  .  |  Old stack:
[08:46:57.184] |  :  .  |  :  .  |  List of 1
[08:46:57.184] |  :  .  |  :  .  |   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.184] |  :  .  |  :  .  |    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.184] |  :  .  |  :  .  |    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.184] |  :  .  |  :  .  |    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.184] |  :  .  |  :  .  |    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.184] |  :  .  |  :  .  |    ..- attr(*, "call")= language plan(sequential)
[08:46:57.184] |  :  .  |  :  .  |    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.184] |  :  .  |  :  .  |    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.184] |  :  .  |  :  .  |    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.184] |  :  .  |  :  .  |   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.189] |  :  .  |  :  .  |  Not identical
[08:46:57.190] |  :  .  |  :  .  |  all.equal() for future ...
[08:46:57.190] |  :  .  |  :  .  |  :  List of 2
[08:46:57.190] |  :  .  |  :  .  |  :   $ target :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.190] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.190] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.190] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.190] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.190] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(strategiesR, .cleanup = FALSE, .init = FALSE)
[08:46:57.190] |  :  .  |  :  .  |  :   $ current:function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.190] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.190] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.190] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.190] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.190] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:57.190] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.190] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.190] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.198] |  :  .  |  :  .  |  all.equal() for future ... done
[08:46:57.198] |  :  .  |  :  .  all.equal() for FutureStrategyList ... done
[08:46:57.199] |  :  .  |  :  .  plan(): Skip setting new future strategy stack because it is the same as the current one:
[08:46:57.199] |  :  .  |  :  .  List of future strategies:
[08:46:57.199] |  :  .  |  :  .  1. sequential:
[08:46:57.199] |  :  .  |  :  .     - args: function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame(), workers = "<NULL>")
[08:46:57.199] |  :  .  |  :  .     - tweaked: FALSE
[08:46:57.199] |  :  .  |  :  .     - call: plan(sequential)
[08:46:57.200] |  :  .  |  :  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ... done
[08:46:57.200] |  :  .  |  plan(<sequential>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:57.204] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:57.205] |  :  .  |  :  plan(<FutureStrategyList>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:57.205] |  :  .  |  :  .  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ...
[08:46:57.205] |  :  .  |  :  .  |  all.equal() for FutureStrategyList ...
[08:46:57.205] |  :  .  |  :  .  |  :  New stack:
[08:46:57.206] |  :  .  |  :  .  |  :  List of 1
[08:46:57.206] |  :  .  |  :  .  |  :   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.206] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.206] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.206] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.206] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.206] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:57.206] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.206] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.206] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.206] |  :  .  |  :  .  |  :   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.211] |  :  .  |  :  .  |  :  Old stack:
[08:46:57.211] |  :  .  |  :  .  |  :  List of 1
[08:46:57.211] |  :  .  |  :  .  |  :   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.211] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.211] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.211] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.211] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.211] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:57.211] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.211] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.211] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.211] |  :  .  |  :  .  |  :   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.219] |  :  .  |  :  .  |  :  Identical
[08:46:57.220] |  :  .  |  :  .  |  all.equal() for FutureStrategyList ... done
[08:46:57.220] |  :  .  |  :  .  |  plan(): Skip setting new future strategy stack because it is the same as the current one:
[08:46:57.220] |  :  .  |  :  .  |  List of future strategies:
[08:46:57.220] |  :  .  |  :  .  |  1. sequential:
[08:46:57.220] |  :  .  |  :  .  |     - args: function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame(), workers = "<NULL>")
[08:46:57.220] |  :  .  |  :  .  |     - tweaked: FALSE
[08:46:57.220] |  :  .  |  :  .  |     - call: plan(sequential)
[08:46:57.221] |  :  .  |  :  .  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ... done
[08:46:57.221] |  :  .  |  :  plan(<FutureStrategyList>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:57.222] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:57.222] |  :  .  |  SequentialFuture started (and completed)
[08:46:57.222] |  :  .  |  signalConditions() ...
[08:46:57.223] |  :  .  |  :  include = 'immediateCondition'
[08:46:57.223] |  :  .  |  :  exclude = 
[08:46:57.223] |  :  .  |  :  resignal = FALSE
[08:46:57.223] |  :  .  |  :  Number of conditions: 1
[08:46:57.224] |  :  .  |  signalConditions() ... done
[08:46:57.224] |  :  .  launchFuture() for 'SequentialFutureBackend', 'FutureBackend', 'environment' ... DONE
[08:46:57.224] |  :  Launching futures ... done
[08:46:57.224] |  :  Future launched: 'SequentialFuture', 'UniprocessFuture', 'Future'
[08:46:57.225] |  Using SequentialFutureBackend ... done
[08:46:57.225] run() for Future ('SequentialFuture') ... done

> ll[[2]] <- future({
+     42
+     stop("Woops")
+ })
[08:46:57.225] getGlobalsAndPackages() ...
[08:46:57.226] |  Searching for globals ...
[08:46:57.227] |  :  globals found: [2] '{', 'stop'
[08:46:57.228] |  Searching for globals ... DONE
[08:46:57.228] |  Resolving globals: FALSE
[08:46:57.228] |  Search for packages associated with the globals ...
[08:46:57.228] |  :  Packages associated with globals: [1] 'base'
[08:46:57.229] |  :  Packages: [1] 'base'
[08:46:57.229] |  Search for packages associated with the globals ... DONE
[08:46:57.229] |  Packages after dropping 'base': [0] 
[08:46:57.230] |  globals: [0] 
[08:46:57.230] |  packages: [0] 
[08:46:57.230] getGlobalsAndPackages() ... done
[08:46:57.231] run() for Future ('Future') ...
[08:46:57.231] |  state: 'created'
[08:46:57.231] |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:57.231] |  plan(<sequential>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:57.232] |  Using SequentialFutureBackend ...
[08:46:57.232] |  :  Launching futures ...
[08:46:57.232] |  :  .  launchFuture() for 'SequentialFutureBackend', 'FutureBackend', 'environment' ...
[08:46:57.232] |  :  .  |  getFutureData() ...
[08:46:57.233] |  :  .  |  :  getFutureCore() ...
[08:46:57.233] |  :  .  |  :  .  Packages needed by the future expression (n = 0): <none>
[08:46:57.233] |  :  .  |  :  getFutureCore() ... done
[08:46:57.233] |  :  .  |  :  getFutureCapture() ...
[08:46:57.234] |  :  .  |  :  getFutureCapture() ... done
[08:46:57.234] |  :  .  |  :  getFutureContext() ...
[08:46:57.234] |  :  .  |  :  .  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:57.234] |  :  .  |  :  .  |  Getting stack without first strategy: [n=0] 
[08:46:57.235] |  :  .  |  :  .  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:57.235] |  :  .  |  :  .  Packages needed by future strategies (n = 0): <none>
[08:46:57.235] |  :  .  |  :  getFutureContext() ... done
[08:46:57.235] |  :  .  |  getFutureData() ... done
[08:46:57.236] |  :  .  |  attachPackages() ...
[08:46:57.236] |  :  .  |  :  packages: [n=1] 'future'
[08:46:57.236] |  :  .  |  attachPackages() ... DONE
[08:46:57.236] |  :  .  |  attachPackages() ...
[08:46:57.237] |  :  .  |  :  packages: [n=0] 
[08:46:57.237] |  :  .  |  attachPackages() ... DONE
[08:46:57.238] |  :  .  |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:57.238] |  :  .  |  :  Getting full stack: [n=1] 'sequential', 'uniprocess', 'future', 'function'
[08:46:57.238] |  :  .  |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:57.239] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:57.239] |  :  .  |  :  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ...
[08:46:57.239] |  :  .  |  :  .  all.equal() for FutureStrategyList ...
[08:46:57.240] |  :  .  |  :  .  |  New stack:
[08:46:57.240] |  :  .  |  :  .  |  List of 1
[08:46:57.240] |  :  .  |  :  .  |   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.240] |  :  .  |  :  .  |    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.240] |  :  .  |  :  .  |    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.240] |  :  .  |  :  .  |    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.240] |  :  .  |  :  .  |    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.240] |  :  .  |  :  .  |    ..- attr(*, "call")= language plan(strategiesR, .cleanup = FALSE, .init = FALSE)
[08:46:57.240] |  :  .  |  :  .  |   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.244] |  :  .  |  :  .  |  Old stack:
[08:46:57.244] |  :  .  |  :  .  |  List of 1
[08:46:57.244] |  :  .  |  :  .  |   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.244] |  :  .  |  :  .  |    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.244] |  :  .  |  :  .  |    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.244] |  :  .  |  :  .  |    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.244] |  :  .  |  :  .  |    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.244] |  :  .  |  :  .  |    ..- attr(*, "call")= language plan(sequential)
[08:46:57.244] |  :  .  |  :  .  |    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.244] |  :  .  |  :  .  |    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.244] |  :  .  |  :  .  |    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.244] |  :  .  |  :  .  |   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.249] |  :  .  |  :  .  |  Not identical
[08:46:57.250] |  :  .  |  :  .  |  all.equal() for future ...
[08:46:57.250] |  :  .  |  :  .  |  :  List of 2
[08:46:57.250] |  :  .  |  :  .  |  :   $ target :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.250] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.250] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.250] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.250] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.250] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(strategiesR, .cleanup = FALSE, .init = FALSE)
[08:46:57.250] |  :  .  |  :  .  |  :   $ current:function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.250] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.250] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.250] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.250] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.250] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:57.250] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.250] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.250] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.258] |  :  .  |  :  .  |  all.equal() for future ... done
[08:46:57.259] |  :  .  |  :  .  all.equal() for FutureStrategyList ... done
[08:46:57.259] |  :  .  |  :  .  plan(): Skip setting new future strategy stack because it is the same as the current one:
[08:46:57.259] |  :  .  |  :  .  List of future strategies:
[08:46:57.259] |  :  .  |  :  .  1. sequential:
[08:46:57.259] |  :  .  |  :  .     - args: function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame(), workers = "<NULL>")
[08:46:57.259] |  :  .  |  :  .     - tweaked: FALSE
[08:46:57.259] |  :  .  |  :  .     - call: plan(sequential)
[08:46:57.260] |  :  .  |  :  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ... done
[08:46:57.261] |  :  .  |  plan(<sequential>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:57.266] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:57.267] |  :  .  |  :  plan(<FutureStrategyList>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:57.267] |  :  .  |  :  .  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ...
[08:46:57.268] |  :  .  |  :  .  |  all.equal() for FutureStrategyList ...
[08:46:57.268] |  :  .  |  :  .  |  :  New stack:
[08:46:57.268] |  :  .  |  :  .  |  :  List of 1
[08:46:57.268] |  :  .  |  :  .  |  :   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.268] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.268] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.268] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.268] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.268] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:57.268] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.268] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.268] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.268] |  :  .  |  :  .  |  :   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.275] |  :  .  |  :  .  |  :  Old stack:
[08:46:57.276] |  :  .  |  :  .  |  :  List of 1
[08:46:57.276] |  :  .  |  :  .  |  :   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.276] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.276] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.276] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.276] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.276] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:57.276] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.276] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.276] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.276] |  :  .  |  :  .  |  :   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.282] |  :  .  |  :  .  |  :  Identical
[08:46:57.282] |  :  .  |  :  .  |  all.equal() for FutureStrategyList ... done
[08:46:57.282] |  :  .  |  :  .  |  plan(): Skip setting new future strategy stack because it is the same as the current one:
[08:46:57.283] |  :  .  |  :  .  |  List of future strategies:
[08:46:57.283] |  :  .  |  :  .  |  1. sequential:
[08:46:57.283] |  :  .  |  :  .  |     - args: function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame(), workers = "<NULL>")
[08:46:57.283] |  :  .  |  :  .  |     - tweaked: FALSE
[08:46:57.283] |  :  .  |  :  .  |     - call: plan(sequential)
[08:46:57.284] |  :  .  |  :  .  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ... done
[08:46:57.284] |  :  .  |  :  plan(<FutureStrategyList>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:57.284] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:57.285] |  :  .  |  SequentialFuture started (and completed)
[08:46:57.285] |  :  .  |  signalConditions() ...
[08:46:57.286] |  :  .  |  :  include = 'immediateCondition'
[08:46:57.286] |  :  .  |  :  exclude = 
[08:46:57.286] |  :  .  |  :  resignal = FALSE
[08:46:57.286] |  :  .  |  :  Number of conditions: 1
[08:46:57.287] |  :  .  |  signalConditions() ... done
[08:46:57.287] |  :  .  launchFuture() for 'SequentialFutureBackend', 'FutureBackend', 'environment' ... DONE
[08:46:57.287] |  :  Launching futures ... done
[08:46:57.288] |  :  Future launched: 'SequentialFuture', 'UniprocessFuture', 'Future'
[08:46:57.288] |  Using SequentialFutureBackend ... done
[08:46:57.288] run() for Future ('SequentialFuture') ... done

> vs <- value(ll, signal = FALSE)
[08:46:57.290] value() on list ...
[08:46:57.290] |  recursive: 0
[08:46:57.291] |  length: 2
[08:46:57.291] |  
[08:46:57.292] |  Number of remaining objects: 2
[08:46:57.292] |  checking value #1 ...
[08:46:57.292] |  :  'obj' is SequentialFuture
[08:46:57.293] |  :  resolved() for 'SequentialFuture' ...
[08:46:57.293] |  :  .  state: 'finished'
[08:46:57.293] |  :  .  run: TRUE
[08:46:57.294] |  :  .  result: 'FutureResult'
[08:46:57.294] |  :  resolved() for 'SequentialFuture' ... done
[08:46:57.294] |  :  SequentialFuture #1
[08:46:57.295] |  :  signalConditionsASAP(SequentialFuture, pos=1) ...
[08:46:57.295] |  :  .  nx: 2
[08:46:57.295] |  :  .  relay: TRUE
[08:46:57.295] |  :  .  stdout: TRUE
[08:46:57.296] |  :  .  signal: FALSE
[08:46:57.296] |  :  .  resignal: FALSE
[08:46:57.296] |  :  .  force: TRUE
[08:46:57.297] |  :  .  relayed: [n=2] FALSE, FALSE
[08:46:57.297] |  :  .  queued futures: [n=2] FALSE, FALSE
[08:46:57.297] |  :  .  until=1
[08:46:57.297] |  :  .  relaying element #1
[08:46:57.298] |  :  .  signalConditions() ...
[08:46:57.298] |  :  .  |  include = 'immediateCondition'
[08:46:57.298] |  :  .  |  exclude = 
[08:46:57.299] |  :  .  |  resignal = FALSE
[08:46:57.299] |  :  .  |  Number of conditions: 1
[08:46:57.299] |  :  .  signalConditions() ... done
[08:46:57.300] |  :  .  relayed: [n=2] TRUE, FALSE
[08:46:57.300] |  :  .  queued futures: [n=2] TRUE, FALSE
[08:46:57.300] |  :  signalConditionsASAP(SequentialFuture, pos=1) ... done
[08:46:57.301] |  :  value(<SequentialFuture>, ...) ...
[08:46:57.301] |  :  .  signalConditions() ...
[08:46:57.301] |  :  .  |  include = 'immediateCondition'
[08:46:57.302] |  :  .  |  exclude = 
[08:46:57.302] |  :  .  |  resignal = FALSE
[08:46:57.302] |  :  .  |  Number of conditions: 1
[08:46:57.303] |  :  .  signalConditions() ... done
[08:46:57.303] |  :  .  value: <simpleError>
[08:46:57.303] |  :  value(<SequentialFuture>, ...) ... done
[08:46:57.303] |  :  signalConditionsASAP(SequentialFuture, pos=1) ...
[08:46:57.304] |  :  .  nx: 2
[08:46:57.304] |  :  .  relay: TRUE
[08:46:57.304] |  :  .  stdout: TRUE
[08:46:57.305] |  :  .  signal: FALSE
[08:46:57.305] |  :  .  resignal: FALSE
[08:46:57.305] |  :  .  force: TRUE
[08:46:57.305] |  :  .  relayed: [n=2] TRUE, FALSE
[08:46:57.306] |  :  .  queued futures: [n=2] TRUE, FALSE
[08:46:57.306] |  :  .  until=2
[08:46:57.306] |  :  .  relaying element #2
[08:46:57.307] |  :  .  relayed: [n=2] TRUE, FALSE
[08:46:57.307] |  :  .  queued futures: [n=2] TRUE, FALSE
[08:46:57.307] |  :  signalConditionsASAP(NULL, pos=1) ... done
[08:46:57.308] |  :  length: 1 (resolved future 1)
[08:46:57.308] |  checking value #1 ... done
[08:46:57.308] |  checking value #2 ...
[08:46:57.309] |  :  'obj' is SequentialFuture
[08:46:57.309] |  :  resolved() for 'SequentialFuture' ...
[08:46:57.309] |  :  .  state: 'finished'
[08:46:57.310] |  :  .  run: TRUE
[08:46:57.310] |  :  .  result: 'FutureResult'
[08:46:57.310] |  :  resolved() for 'SequentialFuture' ... done
[08:46:57.311] |  :  SequentialFuture #2
[08:46:57.311] |  :  signalConditionsASAP(SequentialFuture, pos=2) ...
[08:46:57.311] |  :  .  nx: 2
[08:46:57.312] |  :  .  relay: TRUE
[08:46:57.312] |  :  .  stdout: TRUE
[08:46:57.312] |  :  .  signal: FALSE
[08:46:57.312] |  :  .  resignal: FALSE
[08:46:57.313] |  :  .  force: TRUE
[08:46:57.313] |  :  .  relayed: [n=2] TRUE, FALSE
[08:46:57.313] |  :  .  queued futures: [n=2] TRUE, FALSE
[08:46:57.314] |  :  .  until=2
[08:46:57.314] |  :  .  relaying element #2
[08:46:57.314] |  :  .  signalConditions() ...
[08:46:57.315] |  :  .  |  include = 'immediateCondition'
[08:46:57.315] |  :  .  |  exclude = 
[08:46:57.315] |  :  .  |  resignal = FALSE
[08:46:57.315] |  :  .  |  Number of conditions: 1
[08:46:57.316] |  :  .  signalConditions() ... done
[08:46:57.316] |  :  .  relayed: [n=2] TRUE, TRUE
[08:46:57.316] |  :  .  queued futures: [n=2] TRUE, TRUE
[08:46:57.317] |  :  signalConditionsASAP(SequentialFuture, pos=2) ... done
[08:46:57.317] |  :  value(<SequentialFuture>, ...) ...
[08:46:57.317] |  :  .  signalConditions() ...
[08:46:57.318] |  :  .  |  include = 'immediateCondition'
[08:46:57.318] |  :  .  |  exclude = 
[08:46:57.318] |  :  .  |  resignal = FALSE
[08:46:57.319] |  :  .  |  Number of conditions: 1
[08:46:57.319] |  :  .  signalConditions() ... done
[08:46:57.319] |  :  .  value: <simpleError>
[08:46:57.320] |  :  value(<SequentialFuture>, ...) ... done
[08:46:57.320] |  :  signalConditionsASAP(SequentialFuture, pos=2) ...
[08:46:57.320] |  :  .  nx: 2
[08:46:57.320] |  :  .  relay: TRUE
[08:46:57.321] |  :  .  stdout: TRUE
[08:46:57.321] |  :  .  signal: FALSE
[08:46:57.321] |  :  .  resignal: FALSE
[08:46:57.322] |  :  .  force: TRUE
[08:46:57.322] |  :  .  relayed: [n=2] TRUE, TRUE
[08:46:57.322] |  :  .  queued futures: [n=2] TRUE, TRUE
[08:46:57.322] |  :  .  until=2
[08:46:57.323] |  :  .  relayed: [n=2] TRUE, TRUE
[08:46:57.323] |  :  .  queued futures: [n=2] TRUE, TRUE
[08:46:57.323] |  :  signalConditionsASAP(SequentialFuture, pos=2) ... done
[08:46:57.324] |  :  length: 0 (resolved future 2)
[08:46:57.324] |  checking value #2 ... done
[08:46:57.324] |  Relaying remaining futures ...
[08:46:57.325] |  :  signalConditionsASAP(NULL, pos=0) ...
[08:46:57.325] |  :  .  nx: 2
[08:46:57.325] |  :  .  relay: TRUE
[08:46:57.326] |  :  .  stdout: TRUE
[08:46:57.326] |  :  .  signal: FALSE
[08:46:57.326] |  :  .  resignal: FALSE
[08:46:57.326] |  :  .  force: TRUE
[08:46:57.327] |  :  .  relayed: [n=2] TRUE, TRUE
[08:46:57.327] |  :  .  queued futures: [n=2] TRUE, TRUE
 - flush all
[08:46:57.327] |  :  .  relayed: [n=2] TRUE, TRUE
[08:46:57.328] |  :  .  queued futures: [n=2] TRUE, TRUE
[08:46:57.328] |  :  signalConditionsASAP(NULL, pos=0) ... done
[08:46:57.328] |  Relaying remaining futures ... done
[08:46:57.329] value() on list ... done

> calls <- backtrace(ll[[2]])
[08:46:57.330] resolved() for 'SequentialFuture' ...
[08:46:57.330] |  state: 'finished'
[08:46:57.331] |  run: TRUE
[08:46:57.331] |  result: 'FutureResult'
[08:46:57.331] resolved() for 'SequentialFuture' ... done

> print(calls)
[[1]]
future:::testme("backtrace")

[[2]]
source(file.path(path, "run.R"))

[[3]]
withVisible(eval(ei, envir))

[[4]]
eval(ei, envir)

[[5]]
eval(ei, envir)

[[6]]
source(testme[["script"]], echo = TRUE)

[[7]]
withVisible(eval(ei, envir))

[[8]]
eval(ei, envir)

[[9]]
eval(ei, envir)

[[10]]
future({
    42L
    stop("Woops")
})

[[11]]
Future(expr, substitute = FALSE, envir = envir, lazy = TRUE, 
    seed = seed, globals = globals, packages = packages, stdout = stdout, 
    conditions = conditions, earlySignal = earlySignal, label = label, 
    gc = gc, onReference = onReference, ...)

[[12]]
eval(expr, envir = globalenv())

[[13]]
eval(expr, envir = globalenv())

[[14]]
local({
    {
        42L
        stop("Woops")
    }
})

[[15]]
eval.parent(substitute(eval(quote(expr), envir)))

[[16]]
eval(expr, p)

[[17]]
eval(expr, p)

[[18]]
eval(quote({
    {
        42L
        stop("Woops")
    }
}), new.env())

[[19]]
eval(quote({
    {
        42L
        stop("Woops")
    }
}), new.env())

[[20]]
stop("Woops")

[[21]]
eval(quote({
    {
        42L
        stop("Woops")
    }
}), new.env())


> stopifnot(is.list(calls))

> message("*** backtrace( ) - subsetting ... DONE")
*** backtrace( ) - subsetting ... DONE

> message("*** backtrace( ) - exceptions ...")
*** backtrace( ) - exceptions ...

> message("- No condition ...")
- No condition ...

> f <- future(42)
[08:46:57.334] getGlobalsAndPackages() ...
[08:46:57.334] |  Searching for globals ...
[08:46:57.335] |  :  globals found: [0] 
[08:46:57.335] |  Searching for globals ... DONE
[08:46:57.336] |  globals: [0] <none>
[08:46:57.336] |  packages: [0] <none>
[08:46:57.336] getGlobalsAndPackages() ... done
[08:46:57.337] run() for Future ('Future') ...
[08:46:57.337] |  state: 'created'
[08:46:57.337] |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:57.338] |  plan(<sequential>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:57.338] |  Using SequentialFutureBackend ...
[08:46:57.338] |  :  Launching futures ...
[08:46:57.339] |  :  .  launchFuture() for 'SequentialFutureBackend', 'FutureBackend', 'environment' ...
[08:46:57.339] |  :  .  |  getFutureData() ...
[08:46:57.339] |  :  .  |  :  getFutureCore() ...
[08:46:57.339] |  :  .  |  :  .  Packages needed by the future expression (n = 0): <none>
[08:46:57.340] |  :  .  |  :  getFutureCore() ... done
[08:46:57.340] |  :  .  |  :  getFutureCapture() ...
[08:46:57.340] |  :  .  |  :  getFutureCapture() ... done
[08:46:57.341] |  :  .  |  :  getFutureContext() ...
[08:46:57.341] |  :  .  |  :  .  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:57.341] |  :  .  |  :  .  |  Getting stack without first strategy: [n=0] 
[08:46:57.342] |  :  .  |  :  .  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:57.342] |  :  .  |  :  .  Packages needed by future strategies (n = 0): <none>
[08:46:57.342] |  :  .  |  :  getFutureContext() ... done
[08:46:57.343] |  :  .  |  getFutureData() ... done
[08:46:57.343] |  :  .  |  attachPackages() ...
[08:46:57.343] |  :  .  |  :  packages: [n=1] 'future'
[08:46:57.344] |  :  .  |  attachPackages() ... DONE
[08:46:57.344] |  :  .  |  attachPackages() ...
[08:46:57.344] |  :  .  |  :  packages: [n=0] 
[08:46:57.345] |  :  .  |  attachPackages() ... DONE
[08:46:57.346] |  :  .  |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:57.346] |  :  .  |  :  Getting full stack: [n=1] 'sequential', 'uniprocess', 'future', 'function'
[08:46:57.346] |  :  .  |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:57.347] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:57.347] |  :  .  |  :  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ...
[08:46:57.348] |  :  .  |  :  .  all.equal() for FutureStrategyList ...
[08:46:57.348] |  :  .  |  :  .  |  New stack:
[08:46:57.348] |  :  .  |  :  .  |  List of 1
[08:46:57.348] |  :  .  |  :  .  |   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.348] |  :  .  |  :  .  |    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.348] |  :  .  |  :  .  |    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.348] |  :  .  |  :  .  |    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.348] |  :  .  |  :  .  |    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.348] |  :  .  |  :  .  |    ..- attr(*, "call")= language plan(strategiesR, .cleanup = FALSE, .init = FALSE)
[08:46:57.348] |  :  .  |  :  .  |   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.353] |  :  .  |  :  .  |  Old stack:
[08:46:57.354] |  :  .  |  :  .  |  List of 1
[08:46:57.354] |  :  .  |  :  .  |   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.354] |  :  .  |  :  .  |    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.354] |  :  .  |  :  .  |    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.354] |  :  .  |  :  .  |    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.354] |  :  .  |  :  .  |    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.354] |  :  .  |  :  .  |    ..- attr(*, "call")= language plan(sequential)
[08:46:57.354] |  :  .  |  :  .  |    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.354] |  :  .  |  :  .  |    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.354] |  :  .  |  :  .  |    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.354] |  :  .  |  :  .  |   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.360] |  :  .  |  :  .  |  Not identical
[08:46:57.360] |  :  .  |  :  .  |  all.equal() for future ...
[08:46:57.360] |  :  .  |  :  .  |  :  List of 2
[08:46:57.360] |  :  .  |  :  .  |  :   $ target :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.360] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.360] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.360] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.360] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.360] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(strategiesR, .cleanup = FALSE, .init = FALSE)
[08:46:57.360] |  :  .  |  :  .  |  :   $ current:function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.360] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.360] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.360] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.360] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.360] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:57.360] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.360] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.360] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.371] |  :  .  |  :  .  |  all.equal() for future ... done
[08:46:57.371] |  :  .  |  :  .  all.equal() for FutureStrategyList ... done
[08:46:57.372] |  :  .  |  :  .  plan(): Skip setting new future strategy stack because it is the same as the current one:
[08:46:57.372] |  :  .  |  :  .  List of future strategies:
[08:46:57.372] |  :  .  |  :  .  1. sequential:
[08:46:57.372] |  :  .  |  :  .     - args: function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame(), workers = "<NULL>")
[08:46:57.372] |  :  .  |  :  .     - tweaked: FALSE
[08:46:57.372] |  :  .  |  :  .     - call: plan(sequential)
[08:46:57.373] |  :  .  |  :  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ... done
[08:46:57.373] |  :  .  |  plan(<sequential>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:57.377] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:57.378] |  :  .  |  :  plan(<FutureStrategyList>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:57.378] |  :  .  |  :  .  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ...
[08:46:57.378] |  :  .  |  :  .  |  all.equal() for FutureStrategyList ...
[08:46:57.379] |  :  .  |  :  .  |  :  New stack:
[08:46:57.379] |  :  .  |  :  .  |  :  List of 1
[08:46:57.379] |  :  .  |  :  .  |  :   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.379] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.379] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.379] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.379] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.379] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:57.379] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.379] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.379] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.379] |  :  .  |  :  .  |  :   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.385] |  :  .  |  :  .  |  :  Old stack:
[08:46:57.385] |  :  .  |  :  .  |  :  List of 1
[08:46:57.385] |  :  .  |  :  .  |  :   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.385] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.385] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.385] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.385] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.385] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:57.385] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.385] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.385] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.385] |  :  .  |  :  .  |  :   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.396] |  :  .  |  :  .  |  :  Identical
[08:46:57.396] |  :  .  |  :  .  |  all.equal() for FutureStrategyList ... done
[08:46:57.396] |  :  .  |  :  .  |  plan(): Skip setting new future strategy stack because it is the same as the current one:
[08:46:57.396] |  :  .  |  :  .  |  List of future strategies:
[08:46:57.396] |  :  .  |  :  .  |  1. sequential:
[08:46:57.396] |  :  .  |  :  .  |     - args: function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame(), workers = "<NULL>")
[08:46:57.396] |  :  .  |  :  .  |     - tweaked: FALSE
[08:46:57.396] |  :  .  |  :  .  |     - call: plan(sequential)
[08:46:57.397] |  :  .  |  :  .  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ... done
[08:46:57.398] |  :  .  |  :  plan(<FutureStrategyList>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:57.398] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:57.399] |  :  .  |  SequentialFuture started (and completed)
[08:46:57.399] |  :  .  launchFuture() for 'SequentialFutureBackend', 'FutureBackend', 'environment' ... DONE
[08:46:57.399] |  :  Launching futures ... done
[08:46:57.400] |  :  Future launched: 'SequentialFuture', 'UniprocessFuture', 'Future'
[08:46:57.400] |  Using SequentialFutureBackend ... done
[08:46:57.400] run() for Future ('SequentialFuture') ... done

> res <- tryCatch(backtrace(f), error = identity)
[08:46:57.401] resolved() for 'SequentialFuture' ...
[08:46:57.402] |  state: 'finished'
[08:46:57.402] |  run: TRUE
[08:46:57.402] |  result: 'FutureResult'
[08:46:57.403] resolved() for 'SequentialFuture' ... done

> print(res)
<simpleError: No error was caught for this future: 'f'>

> stopifnot(inherits(res, "error"))

> message("- No call stack ...")
- No call stack ...

> f <- future({
+     42
+     stop("Woops")
+ })
[08:46:57.404] getGlobalsAndPackages() ...
[08:46:57.404] |  Searching for globals ...
[08:46:57.406] |  :  globals found: [2] '{', 'stop'
[08:46:57.407] |  Searching for globals ... DONE
[08:46:57.407] |  Resolving globals: FALSE
[08:46:57.407] |  Search for packages associated with the globals ...
[08:46:57.408] |  :  Packages associated with globals: [1] 'base'
[08:46:57.409] |  :  Packages: [1] 'base'
[08:46:57.409] |  Search for packages associated with the globals ... DONE
[08:46:57.409] |  Packages after dropping 'base': [0] 
[08:46:57.410] |  globals: [0] 
[08:46:57.410] |  packages: [0] 
[08:46:57.410] getGlobalsAndPackages() ... done
[08:46:57.411] run() for Future ('Future') ...
[08:46:57.411] |  state: 'created'
[08:46:57.412] |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:57.412] |  plan(<sequential>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:57.412] |  Using SequentialFutureBackend ...
[08:46:57.413] |  :  Launching futures ...
[08:46:57.413] |  :  .  launchFuture() for 'SequentialFutureBackend', 'FutureBackend', 'environment' ...
[08:46:57.413] |  :  .  |  getFutureData() ...
[08:46:57.414] |  :  .  |  :  getFutureCore() ...
[08:46:57.414] |  :  .  |  :  .  Packages needed by the future expression (n = 0): <none>
[08:46:57.414] |  :  .  |  :  getFutureCore() ... done
[08:46:57.415] |  :  .  |  :  getFutureCapture() ...
[08:46:57.415] |  :  .  |  :  getFutureCapture() ... done
[08:46:57.415] |  :  .  |  :  getFutureContext() ...
[08:46:57.416] |  :  .  |  :  .  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:57.416] |  :  .  |  :  .  |  Getting stack without first strategy: [n=0] 
[08:46:57.416] |  :  .  |  :  .  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:57.417] |  :  .  |  :  .  Packages needed by future strategies (n = 0): <none>
[08:46:57.417] |  :  .  |  :  getFutureContext() ... done
[08:46:57.417] |  :  .  |  getFutureData() ... done
[08:46:57.418] |  :  .  |  attachPackages() ...
[08:46:57.418] |  :  .  |  :  packages: [n=1] 'future'
[08:46:57.419] |  :  .  |  attachPackages() ... DONE
[08:46:57.419] |  :  .  |  attachPackages() ...
[08:46:57.419] |  :  .  |  :  packages: [n=0] 
[08:46:57.420] |  :  .  |  attachPackages() ... DONE
[08:46:57.421] |  :  .  |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:57.421] |  :  .  |  :  Getting full stack: [n=1] 'sequential', 'uniprocess', 'future', 'function'
[08:46:57.421] |  :  .  |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:57.422] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:57.423] |  :  .  |  :  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ...
[08:46:57.423] |  :  .  |  :  .  all.equal() for FutureStrategyList ...
[08:46:57.423] |  :  .  |  :  .  |  New stack:
[08:46:57.424] |  :  .  |  :  .  |  List of 1
[08:46:57.424] |  :  .  |  :  .  |   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.424] |  :  .  |  :  .  |    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.424] |  :  .  |  :  .  |    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.424] |  :  .  |  :  .  |    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.424] |  :  .  |  :  .  |    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.424] |  :  .  |  :  .  |    ..- attr(*, "call")= language plan(strategiesR, .cleanup = FALSE, .init = FALSE)
[08:46:57.424] |  :  .  |  :  .  |   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.429] |  :  .  |  :  .  |  Old stack:
[08:46:57.429] |  :  .  |  :  .  |  List of 1
[08:46:57.429] |  :  .  |  :  .  |   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.429] |  :  .  |  :  .  |    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.429] |  :  .  |  :  .  |    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.429] |  :  .  |  :  .  |    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.429] |  :  .  |  :  .  |    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.429] |  :  .  |  :  .  |    ..- attr(*, "call")= language plan(sequential)
[08:46:57.429] |  :  .  |  :  .  |    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.429] |  :  .  |  :  .  |    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.429] |  :  .  |  :  .  |    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.429] |  :  .  |  :  .  |   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.435] |  :  .  |  :  .  |  Not identical
[08:46:57.435] |  :  .  |  :  .  |  all.equal() for future ...
[08:46:57.436] |  :  .  |  :  .  |  :  List of 2
[08:46:57.436] |  :  .  |  :  .  |  :   $ target :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.436] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.436] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.436] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.436] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.436] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(strategiesR, .cleanup = FALSE, .init = FALSE)
[08:46:57.436] |  :  .  |  :  .  |  :   $ current:function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.436] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.436] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.436] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.436] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.436] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:57.436] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.436] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.436] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.445] |  :  .  |  :  .  |  all.equal() for future ... done
[08:46:57.446] |  :  .  |  :  .  all.equal() for FutureStrategyList ... done
[08:46:57.446] |  :  .  |  :  .  plan(): Skip setting new future strategy stack because it is the same as the current one:
[08:46:57.446] |  :  .  |  :  .  List of future strategies:
[08:46:57.446] |  :  .  |  :  .  1. sequential:
[08:46:57.446] |  :  .  |  :  .     - args: function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame(), workers = "<NULL>")
[08:46:57.446] |  :  .  |  :  .     - tweaked: FALSE
[08:46:57.446] |  :  .  |  :  .     - call: plan(sequential)
[08:46:57.447] |  :  .  |  :  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ... done
[08:46:57.448] |  :  .  |  plan(<sequential>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:57.452] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:57.452] |  :  .  |  :  plan(<FutureStrategyList>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ...
[08:46:57.453] |  :  .  |  :  .  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ...
[08:46:57.453] |  :  .  |  :  .  |  all.equal() for FutureStrategyList ...
[08:46:57.453] |  :  .  |  :  .  |  :  New stack:
[08:46:57.454] |  :  .  |  :  .  |  :  List of 1
[08:46:57.454] |  :  .  |  :  .  |  :   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.454] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.454] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.454] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.454] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.454] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:57.454] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.454] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.454] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.454] |  :  .  |  :  .  |  :   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.459] |  :  .  |  :  .  |  :  Old stack:
[08:46:57.460] |  :  .  |  :  .  |  :  List of 1
[08:46:57.460] |  :  .  |  :  .  |  :   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.460] |  :  .  |  :  .  |  :    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.460] |  :  .  |  :  .  |  :    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.460] |  :  .  |  :  .  |  :    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.460] |  :  .  |  :  .  |  :    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.460] |  :  .  |  :  .  |  :    ..- attr(*, "call")= language plan(sequential)
[08:46:57.460] |  :  .  |  :  .  |  :    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.460] |  :  .  |  :  .  |  :    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.460] |  :  .  |  :  .  |  :    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.460] |  :  .  |  :  .  |  :   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.465] |  :  .  |  :  .  |  :  Identical
[08:46:57.465] |  :  .  |  :  .  |  all.equal() for FutureStrategyList ... done
[08:46:57.466] |  :  .  |  :  .  |  plan(): Skip setting new future strategy stack because it is the same as the current one:
[08:46:57.466] |  :  .  |  :  .  |  List of future strategies:
[08:46:57.466] |  :  .  |  :  .  |  1. sequential:
[08:46:57.466] |  :  .  |  :  .  |     - args: function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame(), workers = "<NULL>")
[08:46:57.466] |  :  .  |  :  .  |     - tweaked: FALSE
[08:46:57.466] |  :  .  |  :  .  |     - call: plan(sequential)
[08:46:57.467] |  :  .  |  :  .  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = FALSE, init = FALSE) ... done
[08:46:57.467] |  :  .  |  :  plan(<FutureStrategyList>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:57.468] |  :  .  |  plan(<name>, .skip = FALSE, .cleanup = FALSE, .init = FALSE) ... done
[08:46:57.468] |  :  .  |  SequentialFuture started (and completed)
[08:46:57.469] |  :  .  |  signalConditions() ...
[08:46:57.469] |  :  .  |  :  include = 'immediateCondition'
[08:46:57.469] |  :  .  |  :  exclude = 
[08:46:57.469] |  :  .  |  :  resignal = FALSE
[08:46:57.470] |  :  .  |  :  Number of conditions: 1
[08:46:57.470] |  :  .  |  signalConditions() ... done
[08:46:57.470] |  :  .  launchFuture() for 'SequentialFutureBackend', 'FutureBackend', 'environment' ... DONE
[08:46:57.471] |  :  Launching futures ... done
[08:46:57.471] |  :  Future launched: 'SequentialFuture', 'UniprocessFuture', 'Future'
[08:46:57.471] |  Using SequentialFutureBackend ... done
[08:46:57.471] run() for Future ('SequentialFuture') ... done

> v <- value(f, signal = FALSE)
[08:46:57.472] signalConditions() ...
[08:46:57.472] |  include = 'immediateCondition'
[08:46:57.472] |  exclude = 
[08:46:57.473] |  resignal = FALSE
[08:46:57.473] |  Number of conditions: 1
[08:46:57.473] signalConditions() ... done

> if (availableCores() >= 2) {
+     message("- Non-resolved future ...")
+     plan(multisession, workers = 2)
+     message("- plan set")
+     f <- .... [TRUNCATED] 
- Non-resolved future ...
[08:46:57.476] plan(<name>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:57.478] |  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = NA, init = TRUE) ...
[08:46:57.479] |  :  all.equal() for FutureStrategyList ...
[08:46:57.479] |  :  .  New stack:
[08:46:57.479] |  :  .  List of 1
[08:46:57.479] |  :  .   $ :function (..., workers = 2L, envir = parent.frame())  
[08:46:57.479] |  :  .    ..- attr(*, "class")= chr [1:6] "tweaked" "multisession" "cluster" "multiprocess" ...
[08:46:57.479] |  :  .    ..- attr(*, "init")= logi TRUE
[08:46:57.479] |  :  .    ..- attr(*, "factory")=function (workers = availableCores(), interrupts = TRUE, ...)  
[08:46:57.479] |  :  .    .. ..- attr(*, "tweakable")= chr [1:10] "workers" "interrupts" "gc" "earlySignal" ...
[08:46:57.479] |  :  .    ..- attr(*, "tweakable")= chr [1:10] "workers" "interrupts" "gc" "earlySignal" ...
[08:46:57.479] |  :  .    ..- attr(*, "untweakable")= chr "persistent"
[08:46:57.479] |  :  .    ..- attr(*, "tweaks")=List of 1
[08:46:57.479] |  :  .    .. ..$ workers: int 2
[08:46:57.479] |  :  .    ..- attr(*, "call")= language plan(multisession, workers = 2L)
[08:46:57.479] |  :  .   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.487] |  :  .  Old stack:
[08:46:57.487] |  :  .  List of 1
[08:46:57.487] |  :  .   $ :function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.487] |  :  .    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.487] |  :  .    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.487] |  :  .    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.487] |  :  .    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.487] |  :  .    ..- attr(*, "call")= language plan(sequential)
[08:46:57.487] |  :  .    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.487] |  :  .    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.487] |  :  .    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.487] |  :  .   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.494] |  :  .  Not identical
[08:46:57.494] |  :  .  all.equal() for future ...
[08:46:57.495] |  :  .  |  List of 2
[08:46:57.495] |  :  .  |   $ target :function (..., workers = 2L, envir = parent.frame())  
[08:46:57.495] |  :  .  |    ..- attr(*, "class")= chr [1:6] "tweaked" "multisession" "cluster" "multiprocess" ...
[08:46:57.495] |  :  .  |    ..- attr(*, "init")= logi TRUE
[08:46:57.495] |  :  .  |    ..- attr(*, "factory")=function (workers = availableCores(), interrupts = TRUE, ...)  
[08:46:57.495] |  :  .  |    .. ..- attr(*, "tweakable")= chr [1:10] "workers" "interrupts" "gc" "earlySignal" ...
[08:46:57.495] |  :  .  |    ..- attr(*, "tweakable")= chr [1:10] "workers" "interrupts" "gc" "earlySignal" ...
[08:46:57.495] |  :  .  |    ..- attr(*, "untweakable")= chr "persistent"
[08:46:57.495] |  :  .  |    ..- attr(*, "tweaks")=List of 1
[08:46:57.495] |  :  .  |    .. ..$ workers: int 2
[08:46:57.495] |  :  .  |    ..- attr(*, "call")= language plan(multisession, workers = 2L)
[08:46:57.495] |  :  .  |   $ current:function (..., gc = FALSE, earlySignal = FALSE, envir = parent.frame())  
[08:46:57.495] |  :  .  |    ..- attr(*, "class")= chr [1:4] "sequential" "uniprocess" "future" "function"
[08:46:57.495] |  :  .  |    ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.495] |  :  .  |    .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.495] |  :  .  |    ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.495] |  :  .  |    ..- attr(*, "call")= language plan(sequential)
[08:46:57.495] |  :  .  |    ..- attr(*, "backend")=Classes 'SequentialFutureBackend', 'FutureBackend', 'environment' <environment: 0x000001df4bd5adb8> 
[08:46:57.495] |  :  .  |    .. ..- attr(*, "factory")=function (..., maxSizeOfObjects = +Inf)  
[08:46:57.495] |  :  .  |    .. .. ..- attr(*, "tweakable")= chr [1:5] "maxSizeOfObjects" "earlySignal" "gc" "interrupts" ...
[08:46:57.507] |  :  .  |  Formals differ
[08:46:57.507] |  :  .  all.equal() for future ... done
[08:46:57.508] |  :  .  Future strategies differ at level 1
[08:46:57.508] |  :  all.equal() for FutureStrategyList ... done
[08:46:57.508] |  :  plan(): Setting new future strategy stack:
[08:46:57.509] |  :  List of future strategies:
[08:46:57.509] |  :  1. multisession:
[08:46:57.509] |  :     - args: function (..., workers = 2L, envir = parent.frame())
[08:46:57.509] |  :     - tweaked: TRUE
[08:46:57.509] |  :     - call: plan(multisession, workers = 2L)
[08:46:57.509] |  :  List of 1
[08:46:57.509] |  :   $ :function (..., workers = 2L, envir = parent.frame())  
[08:46:57.509] |  :    ..- attr(*, "class")= chr [1:6] "tweaked" "multisession" "cluster" "multiprocess" ...
[08:46:57.509] |  :    ..- attr(*, "init")= logi TRUE
[08:46:57.509] |  :    ..- attr(*, "factory")=function (workers = availableCores(), interrupts = TRUE, ...)  
[08:46:57.509] |  :    .. ..- attr(*, "tweakable")= chr [1:10] "workers" "interrupts" "gc" "earlySignal" ...
[08:46:57.509] |  :    ..- attr(*, "tweakable")= chr [1:10] "workers" "interrupts" "gc" "earlySignal" ...
[08:46:57.509] |  :    ..- attr(*, "untweakable")= chr "persistent"
[08:46:57.509] |  :    ..- attr(*, "tweaks")=List of 1
[08:46:57.509] |  :    .. ..$ workers: int 2
[08:46:57.509] |  :    ..- attr(*, "call")= language plan(multisession, workers = 2L)
[08:46:57.509] |  :   - attr(*, "class")= chr [1:2] "FutureStrategyList" "list"
[08:46:57.516] |  :  plan(): plan_cleanup('sequential', 'uniprocess', 'future', 'function', cleanup = NA) ...
[08:46:57.517] |  :  .  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:57.517] |  :  .  |  Getting current ("next") strategy: 'FutureStrategy', 'sequential', 'uniprocess', 'future', 'function'
[08:46:57.517] |  :  .  plan(<FutureStrategy>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:57.517] |  :  .  Legacy shutdown of cluster workers ...
[08:46:57.518] |  :  .  |  Stopping existing cluster ...
[08:46:57.518] |  :  .  |  :  No pre-existing cluster. Skipping
[08:46:57.518] |  :  .  |  Stopping existing cluster ... done
[08:46:57.518] |  :  .  Legacy shutdown of cluster workers ... done
[08:46:57.518] |  :  plan(): plan_cleanup('sequential', 'uniprocess', 'future', 'function', cleanup = NA) ... done
[08:46:57.519] |  :  plan(): plan_init() of 'tweaked', 'multisession', 'cluster', 'multiprocess', 'future', 'function' ...
[08:46:57.519] |  :  .  function (..., workers = 2L, envir = parent.frame())  
[08:46:57.519] |  :  .   - attr(*, "class")= chr [1:6] "tweaked" "multisession" "cluster" "multiprocess" ...
[08:46:57.519] |  :  .   - attr(*, "init")= logi TRUE
[08:46:57.519] |  :  .   - attr(*, "factory")=function (workers = availableCores(), interrupts = TRUE, ...)  
[08:46:57.519] |  :  .    ..- attr(*, "tweakable")= chr [1:10] "workers" "interrupts" "gc" "earlySignal" ...
[08:46:57.519] |  :  .   - attr(*, "tweakable")= chr [1:10] "workers" "interrupts" "gc" "earlySignal" ...
[08:46:57.519] |  :  .   - attr(*, "untweakable")= chr "persistent"
[08:46:57.519] |  :  .   - attr(*, "tweaks")=List of 1
[08:46:57.519] |  :  .    ..$ workers: int 2
[08:46:57.519] |  :  .   - attr(*, "call")= language plan(multisession, workers = 2L)
[08:46:57.523] |  :  .  init: TRUE
[08:46:57.523] |  :  .  makeFutureBackend(<tweaked>) ...
[08:46:57.524] |  :  .  |  Backend function: <'NULL'>
[08:46:57.524] |  :  .  |  ClusterFutureBackend(..., persistent = FALSE, gc = TRUE, earlySignal = TRUE) ...
[08:46:57.525] |  :  .  |  :  workers: 2
[08:46:57.525] |  :  .  |  :  getCluster() ...
[08:46:57.525] |  :  .  |  :  getCluster() ... done
[08:46:57.525] |  :  .  |  :  Stopping existing cluster ...
[08:46:57.526] |  :  .  |  :  .  No pre-existing cluster. Skipping
[08:46:57.526] |  :  .  |  :  Stopping existing cluster ... done
[08:46:57.526] |  :  .  |  :  Starting new cluster ...
[08:46:57.526] |  :  .  |  :  .  makeCluster(workers, ...) ...
[08:46:57.526] |  :  .  |  :  .  |  Arguments:
[08:46:57.527] |  :  .  |  :  .  |  List of 1
[08:46:57.527] |  :  .  |  :  .  |   $ : int 2
[08:46:58.351] |  :  .  |  :  .  |  Generated cluster UUID
[08:46:58.351] |  :  .  |  :  .  |  Cluster UUID: 'cb00d0dd4ee092ce770cbd4b69666a9d'
[08:46:58.351] |  :  .  |  :  .  |  Socket cluster with 2 nodes where 2 nodes are on host 'localhost' (R version 4.5.0 RC (2025-04-04 r88126 ucrt), platform x86_64-w64-mingw32)
[08:46:58.355] |  :  .  |  :  .  makeCluster(workers, ...) ... done
[08:46:58.355] |  :  .  |  :  .  Socket cluster with 2 nodes where 2 nodes are on host 'localhost' (R version 4.5.0 RC (2025-04-04 r88126 ucrt), platform x86_64-w64-mingw32)
[08:46:58.358] |  :  .  |  :  Starting new cluster ... done
[08:46:58.358] |  :  .  |  :  Number of workers: 2
[08:46:58.358] |  :  .  |  :  Workers UUID: 'cb00d0dd4ee092ce770cbd4b69666a9d'
[08:46:58.358] |  :  .  |  ClusterFutureBackend(..., persistent = FALSE, gc = TRUE, earlySignal = TRUE) ... done
[08:46:58.359] |  :  .  |  Backend: <'MultisessionFutureBackend', 'ClusterFutureBackend', 'MultiprocessFutureBackend', 'FutureBackend', 'environment'>
[08:46:58.359] |  :  .  makeFutureBackend(<tweaked>) ... done
[08:46:58.359] |  :  plan(): plan_init() of 'tweaked', 'multisession', 'cluster', 'multiprocess', 'future', 'function' ... done
[08:46:58.360] |  :  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:58.360] |  :  .  Getting current ("next") strategy: 'FutureStrategy', 'tweaked', 'multisession', 'cluster', 'multiprocess', 'future', 'function'
[08:46:58.360] |  :  plan(<FutureStrategy>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:58.361] |  :  plan(): nbrOfWorkers() = 2
[08:46:58.361] |  plan(): plan_set(<1 strategies>, skip = FALSE, cleanup = NA, init = TRUE) ... done
[08:46:58.361] plan(<tweaked>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
- plan set
[08:46:58.361] getGlobalsAndPackages() ...
[08:46:58.362] |  Searching for globals ...
[08:46:58.364] |  :  globals found: [3] '{', 'Sys.sleep', 'stop'
[08:46:58.364] |  Searching for globals ... DONE
[08:46:58.364] |  Resolving globals: FALSE
[08:46:58.364] |  Search for packages associated with the globals ...
[08:46:58.365] |  :  Packages associated with globals: [1] 'base'
[08:46:58.365] |  :  Packages: [1] 'base'
[08:46:58.365] |  Search for packages associated with the globals ... DONE
[08:46:58.366] |  Packages after dropping 'base': [0] 
[08:46:58.366] |  globals: [0] 
[08:46:58.366] |  packages: [0] 
[08:46:58.366] getGlobalsAndPackages() ... done
[08:46:58.367] run() for Future ('Future') ...
[08:46:58.367] |  state: 'created'
[08:46:58.367] |  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:58.368] |  plan(<tweaked>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:58.368] |  Using MultisessionFutureBackend ...
[08:46:58.368] |  :  Launching futures ...
[08:46:58.369] |  :  .  launchFuture() for ClusterFutureBackend ...
[08:46:58.369] |  :  .  |  Workers: [n=2]
[08:46:58.369] |  :  .  |  Socket cluster with 2 nodes where 2 nodes are on host 'localhost' (R version 4.5.0 RC (2025-04-04 r88126 ucrt), platform x86_64-w64-mingw32)
[08:46:58.372] |  :  .  |  FutureRegistry: 'workers-cb00d0dd4ee092ce770cbd4b69666a9d'
[08:46:58.372] |  :  .  |  requestWorker() ...
[08:46:58.372] |  :  .  |  :  requestNode() ...
[08:46:58.373] |  :  .  |  :  .  Number of workers: 2
[08:46:58.373] |  :  .  |  :  .  Polling for a free worker ...
[08:46:58.373] |  :  .  |  :  .  |  FutureRegistry('workers-cb00d0dd4ee092ce770cbd4b69666a9d', action = 'list', earlySignal = 0) ...
[08:46:58.373] |  :  .  |  :  .  |  :  Created empty registry 'workers-cb00d0dd4ee092ce770cbd4b69666a9d'
[08:46:58.374] |  :  .  |  :  .  |  :  Listing all futures
[08:46:58.374] |  :  .  |  :  .  |  :  Number of registered futures: 0
[08:46:58.374] |  :  .  |  :  .  |  FutureRegistry('workers-cb00d0dd4ee092ce770cbd4b69666a9d', action = 'list', earlySignal = 0) ... done
[08:46:58.374] |  :  .  |  :  .  |  Total time: 0
[08:46:58.375] |  :  .  |  :  .  Polling for a free worker ... done
[08:46:58.375] |  :  .  |  :  .  FutureRegistry('workers-cb00d0dd4ee092ce770cbd4b69666a9d', action = 'list', earlySignal = 0) ...
[08:46:58.375] |  :  .  |  :  .  |  Listing all futures
[08:46:58.375] |  :  .  |  :  .  |  Number of registered futures: 0
[08:46:58.375] |  :  .  |  :  .  FutureRegistry('workers-cb00d0dd4ee092ce770cbd4b69666a9d', action = 'list', earlySignal = 0) ... done
[08:46:58.376] |  :  .  |  :  .  Index of first available worker: 1
[08:46:58.376] |  :  .  |  :  .  Validate that the worker is functional ...
[08:46:58.526] |  :  .  |  :  .  |  Worker is functional
[08:46:58.526] |  :  .  |  :  .  requestNode() ... done
[08:46:58.526] |  :  .  |  :  .  cluster node index: 1
[08:46:58.527] |  :  .  |  :  requestWorker() ... done
[08:46:58.527] |  :  .  |  :  eraseGlobalEnvironment() ...
[08:46:58.528] |  :  .  |  :  eraseGlobalEnvironment() ... done
[08:46:58.528] |  :  .  |  :  launchFuture() ...
[08:46:58.528] |  :  .  |  :  .  cluster node index: 1
[08:46:58.528] |  :  .  |  :  .  getFutureData() ...
[08:46:58.529] |  :  .  |  :  .  |  getFutureCore() ...
[08:46:58.529] |  :  .  |  :  .  |  :  Packages needed by the future expression (n = 0): <none>
[08:46:58.529] |  :  .  |  :  .  |  getFutureCore() ... done
[08:46:58.529] |  :  .  |  :  .  |  getFutureCapture() ...
[08:46:58.530] |  :  .  |  :  .  |  getFutureCapture() ... done
[08:46:58.530] |  :  .  |  :  .  |  getFutureContext() ...
[08:46:58.530] |  :  .  |  :  .  |  :  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ...
[08:46:58.530] |  :  .  |  :  .  |  :  .  Getting stack without first strategy: [n=0] 
[08:46:58.531] |  :  .  |  :  .  |  :  plan(<character>, .skip = FALSE, .cleanup = NA, .init = TRUE) ... done
[08:46:58.531] |  :  .  |  :  .  |  :  Packages needed by future strategies (n = 0): <none>
[08:46:58.531] |  :  .  |  :  .  |  getFutureContext() ... done
[08:46:58.532] |  :  .  |  :  .  getFutureData() ... done
[08:46:58.532] |  :  .  |  :  .  FutureRegistry('workers-cb00d0dd4ee092ce770cbd4b69666a9d', action = 'add', earlySignal = 0) ...
[08:46:58.533] |  :  .  |  :  .  |  Appended future to position #1
[08:46:58.533] |  :  .  |  :  .  |  Number of registered futures: 1
[08:46:58.533] |  :  .  |  :  .  FutureRegistry('workers-cb00d0dd4ee092ce770cbd4b69666a9d', action = 'add', earlySignal = 0) ... done
[08:46:58.533] |  :  .  |  :  launchFuture() ... done
[08:46:58.534] |  :  .  |  :  MultisessionFuture started
[08:46:58.534] |  :  .  |  launchFuture() for ClusterFutureBackend ... done
[08:46:58.534] |  :  .  Launching futures ... done
[08:46:58.534] |  :  .  Future launched: 'MultisessionFuture', 'ClusterFuture', 'MultiprocessFuture', 'Future'
[08:46:58.535] |  :  Using MultisessionFutureBackend ... done
[08:46:58.535] |  run() for Future ('MultisessionFuture') ... done
[08:46:58.536] |  isFutureResolved() ...
[08:46:58.537] |  :  assertValidConnection() ...
[08:46:58.537] |  :  .  cluster node index: 1
[08:46:58.537] |  :  assertValidConnection() ... done
[08:46:58.734] |  isFutureResolved() ... done
<simpleError: No error has been caught because the future is unresolved: 'f'>
[08:46:58.734] |  isFutureResolved() ...
[08:46:58.735] |  :  assertValidConnection() ...
[08:46:58.735] |  :  .  cluster node index: 1
[08:46:58.735] |  :  assertValidConnection() ... done
[08:46:58.914] |  :  receiveMessageFromWorker() for ClusterFuture ...
[08:46:58.915] |  :  .  cluster node index: 1
[08:46:58.915] |  :  .  [1] TRUE
[08:46:58.916] |  :  .  received data:
[08:46:58.916] |  :  .  List of 5
[08:46:58.916] |  :  .   $ type   : chr "VALUE"
[08:46:58.916] |  :  .   $ value  :List of 13
[08:46:58.916] |  :  .    ..$ value            : NULL
[08:46:58.916] |  :  .    ..$ visible          : logi TRUE
[08:46:58.916] |  :  .    ..$ stdout           : chr ""
[08:46:58.916] |  :  .    ..$ conditions       :List of 1
[08:46:58.916] |  :  .    .. ..$ :List of 5
[08:46:58.916] |  :  .    .. .. ..$ condition:List of 2
[08:46:58.916] |  :  .    .. .. .. ..$ message: chr "Woops"
[08:46:58.916] |  :  .    .. .. .. ..$ call   : language eval(quote({     { ...
[08:46:58.916] |  :  .    .. .. .. ..- attr(*, "class")= chr [1:3] "simpleError" "error" "condition"
[08:46:58.916] |  :  .    .. .. ..$ calls    :List of 10
[08:46:58.916] |  :  .    .. .. .. ..$ : language eval(expr, envir = globalenv())
[08:46:58.916] |  :  .    .. .. .. ..$ : language eval(expr, envir = globalenv())
[08:46:58.916] |  :  .    .. .. .. ..$ : language local({     { ...
[08:46:58.916] |  :  .    .. .. .. ..$ : language eval.parent(substitute(eval(quote(expr), envir)))
[08:46:58.916] |  :  .    .. .. .. ..$ : language eval(expr, p)
[08:46:58.916] |  :  .    .. .. .. ..$ : language eval(expr, p)
[08:46:58.916] |  :  .    .. .. .. ..$ : language eval(quote({     { ...
[08:46:58.916] |  :  .    .. .. .. ..$ : language eval(quote({     { ...
[08:46:58.916] |  :  .    .. .. .. ..$ : language stop("Woops")
[08:46:58.916] |  :  .    .. .. .. ..$ : language eval(quote({     { ...
[08:46:58.916] |  :  .    .. .. ..$ session  :List of 6
[08:46:58.916] |  :  .    .. .. .. ..$ r         :List of 15
[08:46:58.916] |  :  .    .. .. .. .. ..$ platform      : chr "x86_64-w64-mingw32"
[08:46:58.916] |  :  .    .. .. .. .. ..$ arch          : chr "x86_64"
[08:46:58.916] |  :  .    .. .. .. .. ..$ os            : chr "mingw32"
[08:46:58.916] |  :  .    .. .. .. .. ..$ crt           : chr "ucrt"
[08:46:58.916] |  :  .    .. .. .. .. ..$ system        : chr "x86_64, mingw32"
[08:46:58.916] |  :  .    .. .. .. .. ..$ status        : chr "RC"
[08:46:58.916] |  :  .    .. .. .. .. ..$ major         : chr "4"
[08:46:58.916] |  :  .    .. .. .. .. ..$ minor         : chr "5.0"
[08:46:58.916] |  :  .    .. .. .. .. ..$ year          : chr "2025"
[08:46:58.916] |  :  .    .. .. .. .. ..$ month         : chr "04"
[08:46:58.916] |  :  .    .. .. .. .. ..$ day           : chr "04"
[08:46:58.916] |  :  .    .. .. .. .. ..$ svn rev       : chr "88126"
[08:46:58.916] |  :  .    .. .. .. .. ..$ language      : chr "R"
[08:46:58.916] |  :  .    .. .. .. .. ..$ version.string: chr "R version 4.5.0 RC (2025-04-04 r88126 ucrt)"
[08:46:58.916] |  :  .    .. .. .. .. ..$ nickname      : chr "How About a Twenty-Six"
[08:46:58.916] |  :  .    .. .. .. ..$ locale    : chr "LC_COLLATE=C;LC_CTYPE=German_Germany.utf8;LC_MONETARY=C;LC_NUMERIC=C;LC_TIME=C"
[08:46:58.916] |  :  .    .. .. .. ..$ rngkind   : chr [1:3] "Mersenne-Twister" "Inversion" "Rejection"
[08:46:58.916] |  :  .    .. .. .. ..$ namespaces: chr [1:16] "compiler" "parallelly" "graphics" "tools" ...
[08:46:58.916] |  :  .    .. .. .. ..$ search    : chr [1:10] ".GlobalEnv" "package:future" "package:stats" "package:graphics" ...
[08:46:58.916] |  :  .    .. .. .. ..$ system    : Named chr [1:9] "Windows" "Server x64" "build 20348" "CRANWIN3" ...
[08:46:58.916] |  :  .    .. .. .. .. ..- attr(*, "names")= chr [1:9] "sysname" "release" "version" "nodename" ...
[08:46:58.916] |  :  .    .. .. ..$ timestamp: POSIXct[1:1], format: "2025-04-10 08:46:58"
[08:46:58.916] |  :  .    .. .. ..$ signaled : int 0
[08:46:58.916] |  :  .    ..$ rng              : logi FALSE
[08:46:58.916] |  :  .    ..$ misuseGlobalEnv  : NULL
[08:46:58.916] |  :  .    ..$ misuseConnections:List of 3
[08:46:58.916] |  :  .    .. ..$ added   : NULL
[08:46:58.916] |  :  .    .. ..$ removed : NULL
[08:46:58.916] |  :  .    .. ..$ replaced: NULL
[08:46:58.916] |  :  .    ..$ misuseDevices    : NULL
[08:46:58.916] |  :  .    ..$ started          : POSIXct[1:1], format: "2025-04-10 08:46:58"
[08:46:58.916] |  :  .    ..$ finished         : POSIXct[1:1], format: "2025-04-10 08:46:58"
[08:46:58.916] |  :  .    ..$ session_uuid     : chr "607eae26027bafe50a87a8d6eb1c97a2"
[08:46:58.916] |  :  .    .. ..- attr(*, "source")=List of 5
[08:46:58.916] |  :  .    .. .. ..$ host  : Named chr "CRANWIN3"
[08:46:58.916] |  :  .    .. .. .. ..- attr(*, "names")= chr "COMPUTERNAME"
[08:46:58.916] |  :  .    .. .. ..$ info  : Named chr [1:9] "Windows" "Server x64" "build 20348" "CRANWIN3" ...
[08:46:58.916] |  :  .    .. .. .. ..- attr(*, "names")= chr [1:9] "sysname" "release" "version" "nodename" ...
[08:46:58.916] |  :  .    .. .. ..$ pid   : int 35272
[08:46:58.916] |  :  .    .. .. ..$ time  : POSIXct[1:1], format: "2025-04-10 08:46:58"
[08:46:58.916] |  :  .    .. .. ..$ random: int 2147483647
[08:46:58.916] |  :  .    ..$ r_info           :List of 4
[08:46:58.916] |  :  .    .. ..$ version      :Classes 'R_system_version', 'package_version', 'numeric_version'  hidden list of 1
[08:46:58.916] |  :  .    .. .. ..$ : int [1:3] 4 5 0
[08:46:58.916] |  :  .    .. ..$ os           : chr "windows"
[08:46:58.916] |  :  .    .. ..$ os_name      : chr "Windows"
[08:46:58.916] |  :  .    .. ..$ captures_utf8: logi TRUE
[08:46:58.916] |  :  .    ..$ version          : chr "1.8"
[08:46:58.916] |  :  .    ..- attr(*, "class")= chr "FutureResult"
[08:46:58.916] |  :  .   $ success: logi TRUE
[08:46:58.916] |  :  .   $ time   : 'proc_time' Named num [1:5] 0.06 0 0.37 NA NA
[08:46:58.916] |  :  .    ..- attr(*, "names")= chr [1:5] "user.self" "sys.self" "elapsed" "user.child" ...
[08:46:58.916] |  :  .   $ tag    : NULL
[08:46:58.956] |  :  .  Received FutureResult
[08:46:58.956] |  :  .  FutureRegistry('workers-cb00d0dd4ee092ce770cbd4b69666a9d', action = 'remove', earlySignal = 0) ...
[08:46:58.961] |  :  .  |  Removed future from position #1
[08:46:58.961] |  :  .  |  Number of registered futures: 0
[08:46:58.961] |  :  .  FutureRegistry('workers-cb00d0dd4ee092ce770cbd4b69666a9d', action = 'remove', earlySignal = 0) ... done
[08:46:58.961] |  :  .  Erased future from future backend
[08:46:58.962] |  :  .  result() for ClusterFuture ...
[08:46:58.962] |  :  .  |  result already collected: FutureResult
[08:46:58.962] |  :  .  result() for ClusterFuture ... done
[08:46:58.963] |  :  .  signalConditions() ...
[08:46:58.963] |  :  .  |  include = 'immediateCondition'
[08:46:58.963] |  :  .  |  exclude = 
[08:46:58.964] |  :  .  |  resignal = FALSE
[08:46:58.964] |  :  .  |  Number of conditions: 1
[08:46:58.964] |  :  .  signalConditions() ... done
[08:46:58.964] |  :  receiveMessageFromWorker() for ClusterFuture ... done
[08:46:58.965] |  isFutureResolved() ... done
[08:46:58.965] |  A MultisessionFuture was resolved (result was not collected)
MultisessionFuture:
Label: NULL
Expression:
{
    Sys.sleep(0.3)
    42L
    stop("Woops")
}
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: <none>
Packages: <none>
L'Ecuyer-CMRG RNG seed: <none> (seed = FALSE)
Resolved: TRUE
Value: 27 bytes of class 'NULL'
Conditions captured: [n=1] 'simpleError'
Early signaling: FALSE
Owner process: 44706209ac668c55fc2a6b20db9a6c62
Class: 'MultisessionFuture', 'ClusterFuture', 'MultiprocessFuture', 'Future'

> message("*** backtrace( ) - exceptions ... DONE")
*** backtrace( ) - exceptions ... DONE
Sourcing 6 epilogue scripts ...
01/06 epilogue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_epilogue/001.undo-future.R'
02/06 epilogue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_epilogue/002.undo-state.R'
Failed to undo environment variables:
 - Expected environment variables: [n=213] '!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', 'RTOOLS44_HOME', 'RTOOLS45_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_RTOOLS45_PATH', 'R_SCRIPT_LEGACY', 'R_SHARE_DIR', 'R_TESTME_NAME', 'R_TESTME_PACKAGE', 'R_TESTME_PATH', '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_ASPELL_RECHECK_MAYBE_', '_R_CHECK_CRAN_INCOMING_ASPELL_RECHECK_START_', '_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_LOG_USE_INFO_', '_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_USE_STRICT_R_HEADERS_', '__R_CHECK_DOC_FILES_NOTE_IF_ALL_SPECIAL__', 'maj.version', 'nextArg--timingsnextArg--install', 'tempdirname'
 - Environment variables still there: [n=0] 
 - Environment variables missing: [n=1] 'MAKEFLAGS'
Differences environment variable by environment variable:
03/06 epilogue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_epilogue/090.gc.R'
04/06 epilogue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_epilogue/099.session_info.R'
05/06 epilogue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_epilogue/995.detritus-connections.R'
06/06 epilogue script 'D:/RCompile/CRANincoming/R-devel/lib/future/testme/_epilogue/999.detritus-files.R'
Skipping, because path appears not to be an 'R CMD check' folder: 'D:/temp/2025_04_10_08_45_16_15127'
Sourcing 6 epilogue scripts ... done
Test time: user.self=1s, sys.self=0.05s, elapsed=2s, user.child=NAs, sys.child=NAs
Test 'backtrace' ... success
> 
> proc.time()
   user  system elapsed 
   1.51    0.15    2.81