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

Build failed. https://zuul.opendev.org/t/openstack/buildset/8780ea748f65453ba8371b6697b920... - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/e5c13be55df648a78286bcaf3c8fe7ce : TIMED_OUT in 31m 14s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/bc9e6911d46d4b54b4e2e281c6f33578 : SUCCESS in 2m 35s - openstack-tox-py38 https://zuul.opendev.org/t/openstack/build/95c1197b27f941a09ac5b65615307da2 : TIMED_OUT in 40m 48s