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

Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/693d3bd7aad746eda6b058fefb52500a : SUCCESS in 5m 52s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/62caae154db043b3af3d80fb6fb93cf6 : SUCCESS in 7m 25s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/fddf2e4e0b0f4875a30ca711b4d8d40e : FAILURE in 8m 25s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/d66aaca31fc04824921ff848173be187 : FAILURE in 8m 01s