Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/9f9f45a1e9ae4cfe9c0cffa2e3e9c9ac : RETRY_LIMIT in 4m 28s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/54c399611ca54e618071f7b6c28e0a1e : FAILURE in 6m 31s