Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/b799d3b900284d828df4e09da1e99471 : RETRY_LIMIT in 5m 31s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/2c17a651e2e942c89998a0a7ee52533b : FAILURE in 7m 14s