Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/9b14b7e485984642be4c4b73b1523188 : RETRY_LIMIT in 4m 14s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/37f08f917dbc4e43b46d2c1162b15885 : FAILURE in 6m 19s