Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/c58eb50c09ee49c5b4bb66df73f175a7 : RETRY_LIMIT in 3m 42s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/a64e821fafeb400dac69a11ee98f16cb : FAILURE in 6m 16s