tests failing in git

As of March 1st, 3 tests are failing: https://128.168.139.253:8443/job/Port-Build/1236/artifact/git/log/20230227_144535_check.log

```
egrep '^not ok' /tmp/out
not ok 45 - subtest: tests clean up after themselves
not ok 46 - subtest: tests clean up even on failures
not ok 47 - subtest: test_atexit is run
```

