Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/50b5e770f30847b7ba466a1bb5681983 : RETRY_LIMIT in 4m 05s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/5cda9ed3a2b64c9b822b77bbf7a4437a : FAILURE in 3m 49s