Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/6c4cf5e625de42eda76c13a51c5cbe3f : SUCCESS in 3m 46s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/9fcda4029c76490ebeff30198b339c44 : FAILURE in 3m 03s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/f7f2a002f7c646b3a673e314b5e0ab04 : SUCCESS in 3m 56s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/e446d4a424374de48c54fa231d17f4d3 : SUCCESS in 4m 22s