R Under development (unstable) (2025-01-20 r87609 ucrt) -- "Unsuffered Consequences"
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> data.table::setDTthreads(1) # for CRAN.
> if(require(testthat))test_check("atime")
Loading required package: testthat
Loading required package: atime
[ FAIL 0 | WARN 2 | SKIP 0 | PASS 56 ]

[ FAIL 0 | WARN 2 | SKIP 0 | PASS 56 ]
> 
> proc.time()
   user  system elapsed 
  10.28    2.06   13.06