R Under development (unstable) (2023-04-30 r84357 ucrt) -- "Unsuffered Consequences"
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> library(testthat)
> test_check("testthat")
[ FAIL 0 | WARN 0 | SKIP 110 | PASS 798 ]

══ Skipped tests ═══════════════════════════════════════════════════════════════
• On CRAN (105)
• On Windows (1)
• file.exists(rd_path) is not TRUE (2)
• pkgload::is_dev_package("testthat") is not TRUE (1)
• teardown errors are ignored (1)

[ FAIL 0 | WARN 0 | SKIP 110 | PASS 798 ]
Deleting unused snapshots:
• R4.0/snapshot-file/version.txt
• R4.1/snapshot-file/version.txt
• R4.2/snapshot-file/version.txt
• snapshot-file/a.txt
• snapshot-file/foo.csv
• snapshot-file/foo.png
• snapshot-file/foo.r
• snapshot-file/secret.txt
> 
> proc.time()
   user  system elapsed 
  27.17    2.85   37.31