Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/e5bd1a5937aa47bbbc4998dfb210676a : RETRY_LIMIT in 2m 55s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/a23c2b629f134187995c53bc99b974d4 : FAILURE in 6m 16s