Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/347ed0f70881492b997422fb39d55ca7 : RETRY_LIMIT in 3m 44s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/017a6b88988c4871b627cac2f2b925e3 : SUCCESS in 6m 21s