Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/db253971e6794bfbb8d592ce6266bbe2 : RETRY_LIMIT in 6m 59s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/56369470d61d43fc8b643afe048e7ee8 : FAILURE in 6m 03s