Build failed. https://zuul.opendev.org/t/openstack/buildset/4ba10d94a10d4d878794ede62db7b6f6 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/30863050bafc4f42903a6216246f497d : SUCCESS in 3m 05s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/470747004af6413cb1f26fd8a479b86a : RETRY_LIMIT in 1m 43s