Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/92bb6f8951504c74a95d2f5b85451085 : RETRY_LIMIT in 3m 23s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/1dc768e02a124138b83b907caa172b19 : FAILURE in 4m 19s