Check script succeeded

FTBFS - so something is not right:

[ 34s] distutils.errors.DistutilsError: Command '['/usr/bin/python3', '-m', 'pip', '--disable-pip-version-check', 'wheel', '--no-deps', '-w', '/tmp/tmpvu9v976b', '--quiet', 'pytest-runner']' returned non-zero exit status 1.

superseded by 939093