Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/e87c31f8f5dc4472a957158ff5ac2292 : RETRY_LIMIT in 4m 05s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/9b7bb9173f3b4c6baad4765fd06c47e1 : FAILURE in 3m 36s