GLOB sdist-make: /tmp/tmp60tx9frq/pytest-lockable-0.6.0/setup.py py36 create: /tmp/tmp60tx9frq/pytest-lockable-0.6.0/.tox/py36 py36 installdeps: pytest==6.0.1 py36 inst: /tmp/tmp60tx9frq/pytest-lockable-0.6.0/.tox/.tmp/package/1/pytest-lockable-0.6.0.zip ERROR: invocation failed (exit code 1), logfile: /tmp/tmp60tx9frq/pytest-lockable-0.6.0/.tox/py36/log/py36-2.log ================================== log start =================================== Processing ./.tox/.tmp/package/1/pytest-lockable-0.6.0.zip ERROR: Package 'pytest-lockable' requires a different Python: 3.6.7 not in '>=3.7, <4' =================================== log end ==================================== ___________________________________ summary ____________________________________ ERROR: py36: InvocationError for command /tmp/tmp60tx9frq/pytest-lockable-0.6.0/.tox/py36/bin/python -m pip install --exists-action w .tox/.tmp/package/1/pytest-lockable-0.6.0.zip (exited with code 1) write json report at: /tmp/tmp60tx9frq/pytest-lockable-0.6.0/result.json Time: 34.6 seconds