Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/c767ac6bfef64ba0bb9f98bf1eb2fe54 : RETRY_LIMIT in 3m 50s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/e526829de3884d19830f247078cff9e5 : FAILURE in 11m 28s