Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/f04b91f12b7c4e3591c9694c591d8ec2 : RETRY_LIMIT in 4m 32s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/15453854a7d7489bad377c9cb61a59da : FAILURE in 10m 10s