Build failed. https://zuul.opendev.org/t/openstack/buildset/8a5237a8f7a94b5894fcc216aa9a4949 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/64e29de6fefe47babd999b239111b5cd : SUCCESS in 10m 47s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/fd74eb4bd3fe4138a14da8f032616333 : SUCCESS in 9m 27s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/93ab2e43f4b548a4a532303786c59a55 : FAILURE in 7m 18s