FreeBSD-stable-15-amd64-test - Build #366 - Still Unstable

FreeBSD-stable-15-amd64-test - Build #366 (c0512bb6d8eb30f933da7fef9dd9811e7ca21aaf) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-stable-15-amd64-test/366/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-stable-15-amd64-test/366/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-stable-15-amd64-test/366/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)

cdb05de1eccecd9e7e2fbe2328e48418f1b9c943 by ziaee:
example.3: Show updated library macro usage

b2b49011988fe6ea6033fcbcab76d833f10ad762 by ziaee:
libpathconv: Document library in the man pages

c0512bb6d8eb30f933da7fef9dd9811e7ca21aaf by ziaee:
vt.4: Remove Xr to nonexistent vidcontrol(8)



The failed test cases:

3 tests failed.
FAILED:  bin.pkill.pkill-j_test.main

Error Message:
1 of 4 tests failed

FAILED:  sys.netinet6.ndp.ndp_slaac_default_route

Error Message:
Test case body timed out

FAILED:  sys.netlink.test_netlink_message_writer.py.__test_cases_list__

Error Message:
Test program did not exit cleanly