Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/2beb134fb3eb4064989c656413ea3f48 : RETRY_LIMIT in 3m 40s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/ac77a4134e684daf90aee882155b6ae8 : FAILURE in 4m 06s