Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/02cdd0cbed2f4746990e9c6d87d15e54 : RETRY_LIMIT in 6m 08s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/3cbda43b56324576bf3553869d774956 : FAILURE in 4m 32s