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

Build failed. https://zuul.opendev.org/t/openstack/buildset/f419c4d1e3b04c8080d556f213186f... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/40d665b58def4aad8cd71318561e6cac : SUCCESS in 3m 16s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/bcee21e588ac483683fe81c7a591d1c7 : SUCCESS in 3m 37s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/d23b4b3ee05840b99d769881b407dfed : FAILURE in 4m 06s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/3a3012d147444158a182ea236042f634 : FAILURE in 3m 07s