• using R version 4.1.0 RC (2021-05-10 r80294)
• using platform: aarch64-apple-darwin20 (64-bit)
• using session charset: UTF-8
• checking for file ‘future/DESCRIPTION’ ... OK
• this is package ‘future’ version ‘1.21.0’
• checking package namespace information ... OK
• checking package dependencies ... OK
• checking if this is a source package ... OK
• checking if there is a namespace ... OK
• checking for executable files ... OK
• checking for hidden files and directories ... OK
• checking for portable file names ... OK
• checking for sufficient/correct file permissions ... OK
• checking whether package ‘future’ can be installed ... [3s/3s] OK
• checking installed package size ... OK
• checking package directory ... OK
• checking ‘build’ directory ... OK
• checking DESCRIPTION meta-information ... OK
• checking top-level files ... OK
• checking for left-over files ... OK
• checking index information ... OK
• checking package subdirectories ... OK
• checking R files for non-ASCII characters ... OK
• checking R files for syntax errors ... OK
• checking whether the package can be loaded ... OK
• checking whether the package can be loaded with stated dependencies ... OK
• checking whether the package can be unloaded cleanly ... OK
• checking whether the namespace can be loaded with stated dependencies ... OK
• checking whether the namespace can be unloaded cleanly ... OK
• checking loading without being on the library search path ... OK
• checking dependencies in R code ... OK
• checking S3 generic/method consistency ... OK
• checking replacement functions ... OK
• checking foreign function calls ... OK
• checking R code for possible problems ... [4s/5s] OK
• checking Rd files ... [0s/1s] OK
• checking Rd metadata ... OK
• checking Rd cross-references ... OK
• checking for missing documentation entries ... OK
• checking for code/documentation mismatches ... OK
• checking Rd \usage sections ... OK
• checking Rd contents ... OK
• checking for unstated dependencies in examples ... OK
• checking installed files from ‘inst/doc’ ... OK
• checking files in ‘vignettes’ ... OK
• checking examples ... [1s/16s] OK
• checking for unstated dependencies in ‘tests’ ... OK
• checking tests ... [5s/93s] ERROR
    Running ‘000.sessionDetails.R’ [0s/0s]
    Running ‘ClusterRegistry.R’ [1s/22s]
    Running ‘Future-class.R’ [1s/8s]
    Running ‘FutureError.R’ [0s/0s]
    Running ‘FutureGlobals.R’ [0s/0s]
    Running ‘FutureRegistry.R’ [0s/0s]
    Running ‘backtrace.R’ [1s/8s]
    Running ‘cluster-missing-future-pkg.R’ [0s/1s]
    Running ‘cluster.R’ [2s/52s]
  Running the tests in ‘tests/cluster.R’ failed.
  Last 13 lines of output:
    > ## Sanity checks
    > pid2 <- Sys.getpid()
    > message("Main PID (original): ", pid)
    Main PID (original): 28629
    > message("Main PID: ", pid2)
    Main PID: 28629
    > stopifnot(pid2 == pid)
    >
    > source("incl/end.R")
    >
    > ## Sanity checks
    > pid2 <- Sys.getpid()
    > message("Main PID (original): ", pid)
    Error in message("Main PID (original): ", pid) : object 'pid' not found
    Execution halted
• checking for unstated dependencies in vignettes ... OK
• checking package vignettes in ‘inst/doc’ ... OK
• checking running R code from vignettes ... [3s/3s] NONE
    ‘future-1-overview.md.rsp’... [0s/0s] OK
    ‘future-2-output.md.rsp’... [0s/0s] OK
    ‘future-3-topologies.md.rsp’... [0s/0s] OK
    ‘future-4-issues.md.rsp’... [0s/0s] OK
    ‘future-4-non-exportable-objects.md.rsp’... [0s/0s] OK
    ‘future-5-startup.md.rsp’... [0s/0s] OK
    ‘future-6-future-api-backend-specification.md.rsp’... [0s/0s] OK
    ‘future-7-for-package-developers.md.rsp’... [0s/0s] OK
    ‘future-8-how-future-is-validated.md.rsp’... [0s/0s] OK
• checking re-building of vignette outputs ... [3s/4s] OK
• checking PDF version of manual ... OK
• DONE
  Status: 1 ERROR