[Openstack-stable-maint] Stable check of openstack/networking-bagpipe for ref refs/heads/stable/train failed

Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/6962e7c61e8f41019bbefc2deb3a20a9 : SUCCESS in 11m 04s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/f1f8cdb869b54fed9df9675b2fab5f84 : SUCCESS in 8m 10s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/0b1fd024fc5b429b9bfec1c0425d7a01 : SUCCESS in 6m 18s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/1bb5d63f8860409fb1d49f20717d0f7a : FAILURE in 4m 42s