Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/4714db5097974e98b9fcbb91022c7dc7 : RETRY_LIMIT in 4m 58s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/6f3dc866845445c9bb4088a558f4eda3 : FAILURE in 6m 18s