Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/cbd45de94ee04db095c1734ff1dd30e7 : RETRY_LIMIT in 4m 04s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/ec82edcce56e473e8b547934d53cbe58 : FAILURE in 6m 37s