Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/2c83f8a73ce642f1804bff860b471011 : RETRY_LIMIT in 6m 48s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/e6c670518f4448bb8b78ba70fb30f4ea : FAILURE in 4m 32s