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

Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/878dd3bfc8804e93a1c6f66e8c54be85 : SUCCESS in 7m 40s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/70686b77d8844e9caf0b3eb6b0aa620f : FAILURE in 10m 57s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/29f05c3707d14fc08f38d09596628803 : FAILURE in 11m 06s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/5304c73af65f45b8a50d21ff0edf5068 : SUCCESS in 11m 13s