Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/0cfad2dfd3bd4b8fb8ed96028049cb77 : RETRY_LIMIT in 4m 43s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/a303bb3a94564905a72a54018c403c23 : SUCCESS in 5m 38s