Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/4315603b4359466694aae2f2ef891a76 : RETRY_LIMIT in 4m 27s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/c32b5b1f86a84f67a02b4c1fb1cd2a2c : FAILURE in 6m 39s