Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/cb8b0d65ecca40debebe08b629ab303c : RETRY_LIMIT in 6m 10s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/70ae9b23299b4ea19dd84483c758b395 : FAILURE in 4m 06s