Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/b4a930b09aaf41ffbcffdb8679dcb188 : RETRY_LIMIT in 5m 00s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/df7186955ef545d78de533482acfe299 : FAILURE in 4m 44s