Build failed. https://zuul.opendev.org/t/openstack/buildset/4b759a2ced324778907887cad47d25bf - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/aebdfcd8b9024058a1d2e84674a1bd69 : SUCCESS in 5m 10s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/61222a9965584863ab554db0d0e6d30d : RETRY_LIMIT in 1s