Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/945fa6e0e99d4a26b860e4d8cf8f8272 : RETRY_LIMIT in 5m 36s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/d962faeb629c40fba8bf818a3d55fc1c : FAILURE in 4m 29s