Thanks for the quick reply. The computer is using the apfs filesystem. As for the timestamps, ls doesn’t have ‘—full-time’ but does have ‘-T’ which I hope is what you are after (there is a ‘-D’ option to customize the output if needed):
-rwxr-xr-x 1 sdenney staff 110926 Dec 30 18:13:32 2024 configure -rwxr-xr-x 1 sdenney staff 110926 Dec 30 18:13:32 2024 configure.1 Cheers — Sean > On Dec 31, 2024, at 4:43 AM, Paul Eggert <egg...@cs.ucla.edu> wrote: > > Thanks for the bug report. What kind of filesystem was the test run on? > > Can you investigate the timestamps of the failed test? E.g., something like > the following? > > cd tests/testsuite.dir/019 > test configure -nt configure.1 > echo $? > ls -l --full-time configure configure.1 >