Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/b161b5290ba94961bcc1fe5e2b2c99f3 : RETRY_LIMIT in 7m 56s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/978e87afddea47e0a051e7d1163ff778 : FAILURE in 6m 34s