Running ‘000.sessionDetails.R’ [0s/0s]
  Running ‘ClusterRegistry.R’ [1s/3s]
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  Running ‘futureAssign_OP_with_listenv.R’ [5s/5s]
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  Running ‘futures.R’ [13s/28s]
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Running the tests in ‘tests/plan.R’ failed.
Last 13 lines of output:
  plan(): plan_init() of 'multisession', 'cluster', 'multiprocess', 'future', 'function' ...
  multisession:
  - args: function (expr, envir = parent.frame(), substitute = TRUE, lazy = FALSE, seed = NULL, globals = TRUE, persistent = FALSE, workers = availableCores(), gc = FALSE, earlySignal = FALSE, label = NULL, ...)
  - tweaked: FALSE
  - call: plan(multisession)
  Workers: [n = 2] 'localhost', 'localhost'
  Base port: 11397
  Creating node 1 of 2 ...
  - setting up node
  Starting worker #1 on 'localhost': '/Library/Frameworks/R.framework/Resources/bin/Rscript' --default-packages=datasets,utils,grDevices,graphics,stats,methods -e 'parallel:::.slaveRSOCK()' MASTER=localhost PORT=11397 OUT=/dev/null TIMEOUT=120 XDR=TRUE
  Waiting for worker #1 on 'localhost' to connect back
  Error in "factor" %in% attrib[["class", exact = TRUE]] : 
    reached elapsed time limit
  Calls: plan ... makeClusterPSOCK -> makeNode -> <Anonymous> -> socketConnection
  Execution halted