Build failed. https://zuul.opendev.org/t/openstack/buildset/314e99ec49f24916ac014864f04815c9 - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/84c9e9048f214bb0bdcf94bca6d07f46 : RETRY_LIMIT in 7s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/82d6fd7632eb4a3286db242542710b1d : RETRY_LIMIT in 2s