================================================================================================================================================== FAILURES ==================================================================================================================================================
>           raise subprocess.CalledProcessError(
E           subprocess.CalledProcessError: Command '['tee /dev/stderr']' returned non-zero exit status 1.
diffoscope/feeders.py:138: CalledProcessError
>           raise subprocess.CalledProcessError(
E           subprocess.CalledProcessError: Command '['tee /dev/stderr']' returned non-zero exit status 1.
diffoscope/feeders.py:138: CalledProcessError
FAILED tests/comparators/test_utils.py::test_trim_stderr_in_command - subprocess.CalledProcessError: Command '['tee /dev/stderr']' returned non-zero exit status 1.
>>> ERROR: diffoscope: check failed