Build failed. https://zuul.opendev.org/t/openstack/buildset/0ad775a4fbbb4d4a8783d6221bab170f - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/664a5214d7b7441b9a2b072767a2822f : RETRY_LIMIT in 3m 37s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/7b22b8ee6fd740ac9cda60f0b19cf56b : FAILURE in 5m 04s