Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/ce3c9ceafc75466cbb558f4396bae808 : RETRY_LIMIT in 4m 04s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/dd9ec26d3d7a45558f26d51c03f16ace : FAILURE in 7m 03s