Build failed. https://zuul.opendev.org/t/openstack/buildset/a003f16f809b4abc81544bef04413727 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/280e7f1cdb8844b78a6fab715baf9dd1 : SUCCESS in 5m 12s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/d8c188c3ebde4606842a73d15b02e9bd : RETRY_LIMIT in 2s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/45cc6d597e1d4f49931d050632245ee1 : FAILURE in 3m 16s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/063f1b166c964e87a2571ccc6ab99749 : FAILURE in 3m 03s