Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/917a304db564412aabcbd0cd40393fac : RETRY_LIMIT in 7m 41s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/0722631381824287ae12a36869186caf : FAILURE in 6m 40s