Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/4763a97be23740c3858900f77b7fb718 : RETRY_LIMIT in 3m 44s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/641d92c0b05f45e98aa450676f10ab48 : FAILURE in 4m 23s