Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/8f62207346554c85acc012184e86a416 : RETRY_LIMIT in 6m 40s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/abb74325267841eaa78f264744aa50c0 : FAILURE in 6m 47s