Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/b2442b01b45f4c88b7de9d78906d7fe0 : RETRY_LIMIT in 3m 07s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/0437294df9b84ec68d6963983378398d : FAILURE in 4m 04s