Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/500bb03478a64872ac2cbbff838774b4 : RETRY_LIMIT in 4m 08s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/70d800e81f7f44b5bdf2ac7c6efd1cdc : FAILURE in 4m 57s