Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/087ca6e699eb40d5a4b2b38f532d33f5 : RETRY_LIMIT in 4m 13s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/973c2e68d5124417b65dd114f5278d7c : FAILURE in 6m 46s