Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/4f38dd1d082a4661aaee31b30510618f : RETRY_LIMIT in 4m 29s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/b0f399138c894ecaa71262ed73454745 : FAILURE in 4m 23s