Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/28b491bfb655411893ee0c933246de52 : SUCCESS in 4m 47s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/4f829a15aca64eecbad2467db4e28186 : RETRY_LIMIT in 2m 04s