FreeBSD-main-amd64-test - Build #26978 - Still Unstable

FreeBSD-main-amd64-test - Build #26978 (7c66667d45e95af59f59e41ef169119a974a6be1) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/26978/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/26978/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/26978/console

Status explanation:
"Unstable" - some tests are suspected being broken by the following changes
"Still Unstable" - the failing test cases have not been fixed by these
                   following changes and this is a notification to note that
                   these changes have not been fully tested by the CI system

Change summaries:
(Those commits are likely but not certainly responsible)

4835fc45efe8b593fa49786ec4bfb6ce5050756c by michaelo:
login.conf: Remove never used ignoretime/ignoretime@

f3386dfeb429faaa30a915a4a422a25e07c8bf39 by des:
realpath: Additional test cases

1406de21e176d8700240ac9e473df007cd41eec1 by des:
realpath: Report correct path on failure

7c66667d45e95af59f59e41ef169119a974a6be1 by des:
realpath: Belatedly document POSIX conformance



The failed test cases:

1 tests failed.
FAILED:  lib.libc.regex.exhaust_test.regcomp_too_big

Error Message:
Empty test result or no new line