Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/c21da6a9cd2f4b4b82fa0ef81b8bda8f : RETRY_LIMIT in 4m 38s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/f90fd6c5c2534601a93b3daae474373f : SUCCESS in 6m 55s