Build failed. https://zuul.opendev.org/t/openstack/buildset/f6e83e2f945c4b63b7dc03009897362f - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/5915123bd89747a2a3bf34fab183a862 : SUCCESS in 7m 37s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/094a643949214cd5844ab3cd1e75abf9 : RETRY_LIMIT in 3m 45s