Build failed. https://zuul.opendev.org/t/openstack/buildset/8eab48ffa6aa4adc974705077026f347 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/f51bd1490a8b4afbaf6fd984d4b34435 : SUCCESS in 6m 37s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/63077e6835f94dff846d3faee8e8e535 : RETRY_LIMIT in 2m 47s