Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/1276b7fabe9843419634a7b84b129bb2 : RETRY_LIMIT in 6m 12s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/0e961bb21c8a4b9aa5acaacc58df97fa : FAILURE in 3m 39s