Build failed. https://zuul.opendev.org/t/openstack/buildset/9d5a104bf3d44d52acce8c21c3cbf660 - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/16cd4f9cfbc2405a968502c8e11c9770 : RETRY_LIMIT in 3m 40s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/cb4f928d4e954f88be6eea9ace2e4dd5 : FAILURE in 3m 26s