Build failed. https://zuul.opendev.org/t/openstack/buildset/83eafe1a8b5444939957b69738bb7daa - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/4892379c3c9040de93feb7392e316160 : RETRY_LIMIT in 8s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/db56c02ecbc24a2289a0b9d17c7386f2 : RETRY_LIMIT in 2s