Build failed. https://zuul.opendev.org/t/openstack/buildset/9839386ed6e841ac992609eea5696d4f - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/984e517395954382b6617b164ed396fa : RETRY_LIMIT in 10s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/01d0c9f31c0445bba27e1ecdaafb2e62 : RETRY_LIMIT in 9s