Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/0fbc2ec024d541daa92e272e8d4f750a : RETRY_LIMIT in 3m 37s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/3c1297e7ce8545f594a2569263c1df57 : FAILURE in 2m 49s