Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/74b18eb54e69421a8f5f145b07b6e8c3 : RETRY_LIMIT in 3m 52s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/e392113fc1dc46958e94010f791231ae : FAILURE in 4m 34s