Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/5ef094068a9348448c5b5de7957bc61c : RETRY_LIMIT in 4m 02s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/fabd8d7074ee4c65bd62264106600396 : FAILURE in 4m 32s