Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/36a5a4a9f50b469fa5bd3799d51f3b09 : RETRY_LIMIT in 3m 34s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/52ee04475d8f4562a235872af5ba862f : SUCCESS in 4m 52s