This error is only thrown during nix-build. I can run the offending line in a Python interpreter and it works just fine.
ERROR: test_write_helpers (test_filelogger.TestFileLogger)
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Traceback (most recent call last):
File "/build/source/utest/output/test_filelogger.py", line 23, in setUp
robottime.TIMESTAMP_CACHE = _FakeTimeCache()
File "/build/source/utest/output/test_filelogger.py", line 13, in __init__
self.fake = time.mktime((2006, 6, 13, 8, 37, 42, 0, 0, 1)) + 0.123
OverflowError: mktime argument out of range
The package I’m working on is here:
https://github.com/NixOS/nixpkgs/pull/96873