Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/96950657b9e243ae9d782e74631c933f : RETRY_LIMIT in 4m 06s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/842c39a5d3054577acb4078fc4c33132 : FAILURE in 2m 35s