Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/cbb6dcd4223948e8a47d7c0a9dfc8f71 : RETRY_LIMIT in 4m 28s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/c36924f89f0a40d28c842370b894f6e1 : FAILURE in 6m 00s