Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/f4e4493c0bdd43849a62be51a85a52f6 : RETRY_LIMIT in 4m 15s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/f6ea4ff6703942b7a6427e73542ea4fe : FAILURE in 6m 12s