[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/45e60c77ad784f0c90860a61872cad90 : SUCCESS in 7m 10s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/a3bc450045314fd495520570a9ccf637 : FAILURE in 11m 59s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/3f075ac7fe1147b1b420db7b5e03f811 : FAILURE in 13m 15s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/51163bf6146542e5b1b2aa612315b02a : SUCCESS in 13m 28s