Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/c54e9b9e2780452a8e806c335fdca228 : FAILURE in 7m 53s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/73f151295e5f43e08e0fb02f228daa2f : SUCCESS in 10m 30s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/0a81113e0cc24b48aee3de3034047182 : SUCCESS in 10m 34s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/f7577e1f5acb4a259d8ebf1cb62fc3b7 : SUCCESS in 9m 23s