Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/3fdaff2a76bc4e90816b02d6374261b9 : RETRY_LIMIT in 3m 12s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/342775bc9fef4f7a9c2300f812969c39 : FAILURE in 4m 15s