Build failed. https://zuul.opendev.org/t/openstack/buildset/d201a16aeae0446aaa5a58baf383cc5d - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/522d633a95b2463790b34464a4987e1f : RETRY_LIMIT in 4m 02s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/5d5a2b5fff6049608b740b53d1a7c9a7 : FAILURE in 2m 31s