Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/c72ac39d21c44bab95ade7ba47bd836b : RETRY_LIMIT in 4m 33s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/0b88f247a7574c9f8e94f68b1a534331 : FAILURE in 4m 11s