Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/7e3c53cf206e4ba38b85c8ac57876e8d : SUCCESS in 7m 45s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/88413031138e4d50a147ea846b54e058 : FAILURE in 4m 01s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/53cf8484f9ad418783662b323011c319 : SUCCESS in 4m 21s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/fa94c35d6e404df196a75807e94991fc : SUCCESS in 6m 53s