Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/4d95a158a7524ab4b897a7d1fbb8b122 : RETRY_LIMIT in 4m 43s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/eb25f1f77b09469195f03b93154d7650 : FAILURE in 3m 26s