Running ‘debug.R’ [5s/7s]
  Running ‘demo.R’ [4s/13s]
  Running ‘exceptions.R’ [1s/2s]
  Running ‘handler_make_progression.R’ [1s/2s]
  Running ‘handler_pbmcapply.R’ [1s/2s]
  Running ‘handler_progress.R’ [1s/1s]
  Running ‘handler_shiny.R’ [1s/2s]
  Running ‘handler_tkprogressbar.R’ [1s/2s]
  Running ‘handler_txtprogressbar.R’ [1s/1s]
  Running ‘handlers.R’ [1s/1s]
  Running ‘progress_aggregator.R’ [1s/2s]
  Running ‘progression.R’ [1s/2s]
  Running ‘progressor.R’ [1s/1s]
  Running ‘utils.R’ [1s/1s]
  Running ‘with_progress,delay.R’ [1s/2s]
  Running ‘with_progress,stdout.R’ [1s/2s]
  Running ‘with_progress.R’ [5s/11s]
  Running ‘without_progress.R’ [1s/2s]
  Running ‘zzz,doFuture.R’ [1s/3s]
  Running ‘zzz,foreach_do.R’ [1s/2s]
  Running ‘zzz,furrr.R’ [1s/3s]
  Running ‘zzz,future.apply.R’ [1s/2s]
  Running ‘zzz,plyr.R’ [1s/2s]
  Running ‘zzz,purrr.R’ [1s/2s]
  Running ‘zzz,shiny.R’ [1s/1s]
Running the tests in ‘tests/zzz,future.apply.R’ failed.
Complete output:
  > source("incl/start.R")
  > 
  > if (requireNamespace("future.apply", quietly = TRUE)) {
  +   future::plan("multiprocess")
  +   with_progress({
  +     p <- progressor(4)
  +     y <- future.apply::future_lapply(3:6, function(n) {
  +       p()
  +       slow_sum(1:n, stdout=TRUE, message=TRUE)
  +     })
  +   })
  + }
  
    |                                                                            
    |                                                                      |   0%
                                                                                 
  Error in save_rds(obj, file) : 
    save_rds() failed to rename temporary save file '/home/hornik/tmp/scratch/RtmpIK7zSS/progression6d4268edb7d6.rds.tmp' (NA bytes; last modified on NA) to '/home/hornik/tmp/scratch/RtmpIK7zSS/progression6d4268edb7d6.rds' (NA bytes; last modified on NA)
  Calls: with_progress ... resolve.list -> signalConditionsASAP -> signalConditions
  In addition: Warning message:
  Strategy 'multiprocess' is deprecated in future (>= 1.20.0). Instead, explicitly specify either 'multisession' or 'multicore'. In the current R session, 'multiprocess' equals 'multicore'. 
  O: Element #1
  O: Element #2
  O: Element #3
  O: Element #1
  O: Element #2
  O: Element #3
  O: Element #4
  O: Element #1
  O: Element #2
  O: Element #3
  O: Element #4
  O: Element #5
  O: Element #1
  O: Element #2
  O: Element #3
  O: Element #4
  M: Added value 1
  M: Added value 2
  M: Added value 3
  M: Added value 1
  M: Added value 2
  M: Added value 3
  M: Added value 4
  M: Added value 1
  M: Added value 2
  M: Added value 3
  M: Added value 4
  M: Added value 5
  M: Added value 1
  M: Added value 2
  M: Added value 3
  M: Added value 4
  Execution halted