Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/1a63640b927c452e82d4beed638eba34 : RETRY_LIMIT in 3m 33s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/993d210adc2a49faa46c85237473ba7c : FAILURE in 6m 43s