R Under development (unstable) (2025-11-13 r89017 ucrt) -- "Unsuffered Consequences"
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> library(testthat)
> library(readr)

Attaching package: 'readr'

The following objects are masked from 'package:testthat':

    edition_get, local_edition

> 
> test_check("readr")
[ FAIL 0 | WARN 6 | SKIP 39 | PASS 716 ]

══ Skipped tests (39) ══════════════════════════════════════════════════════════
• On CRAN (22): 'test-col-spec.R:161:1', 'test-col-spec.R:165:1',
  'test-col-spec.R:169:1', 'test-col-spec.R:176:1', 'test-col-spec.R:188:1',
  'test-col-spec.R:194:1', 'test-col-spec.R:204:1', 'test-col-spec.R:213:1',
  'test-col-spec.R:218:1', 'test-col-spec.R:227:1', 'test-col-spec.R:237:1',
  'test-col-spec.R:244:1', 'test-col-spec.R:263:1', 'test-col-spec.R:281:1',
  'test-melt-csv.R:86:3', 'test-parsing-datetime.R:225:3',
  'test-parsing-datetime.R:264:3', 'test-read-csv.R:100:3',
  'test-read-csv.R:254:1', 'test-read-file.R:51:3', 'test-read-file.R:58:3',
  'test-utils.R:1:1'
• On Windows (2): 'test-melt-csv.R:2:3', 'test-read-lines.R:73:3'
• edition_first() is not TRUE (15): 'test-problems.R:31:3',
  'test-read-csv.R:93:3', 'test-read-csv.R:113:3', 'test-read-csv.R:140:3',
  'test-read-csv.R:177:3', 'test-read-csv.R:194:3', 'test-read-csv.R:416:3',
  'test-read-fwf.R:71:3', 'test-read-fwf.R:109:3', 'test-read-fwf.R:117:3',
  'test-read-fwf.R:142:3', 'test-read-fwf.R:174:3', 'test-read-fwf.R:184:3',
  'test-read-lines.R:89:3', 'test-write.R:11:3'

[ FAIL 0 | WARN 6 | SKIP 39 | PASS 716 ]
> 
> proc.time()
   user  system elapsed 
  11.50    4.06   13.07