Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/9f15353ecdac4883bc1d3735a5c9e3b5 : RETRY_LIMIT in 3m 30s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/88fd4532e2d64d8c8c08d08fbb427bf1 : FAILURE in 4m 43s