The job was canceled because "_3_7_ubuntu-20_04" failed.

invocation failed (exit code 1), logfile: /home/runner/work/maintainer-tools/maintainer-tools/.tox/py36/log/py36-2.log

Could not find a version that satisfies the requirement copier>=9 (from oca-maintainers-tools) (from versions: 2.0.0, 2.0.1, 2.1.0, 2.2.1, 2.2.2, 2.2.3, 2.3, 2.3.1, 2.3.2, 2.3.3, 2.4.0, 2.4.1, 2.4.2, 2.5.0, 2.5.1, 3.0.0a3, 3.0.0a5, 3.0.0a6, 3.0.0a7, 3.0.0a8, 3.0.0b1, 3.0.1, 3.0.2, 3.0.3, 3.0.4, 3.0.5, 3.0.6, 3.1.0, 3.2.0, 4.0.0, 4.0.1, 4.0.2, 4.1.0, 5.0.0, 5.1.0, 6.0.0a0, 6.0.0a2, 6.0.0a3, 6.0.0a4, 6.0.0a5, 6.0.0a6, 6.0.0a7, 6.0.0a9)

No matching distribution found for copier>=9

py36: InvocationError for command /home/runner/work/maintainer-tools/maintainer-tools/.tox/py36/bin/python -m pip install --exists-action w -e . (exited with code 1)