Build failed. https://zuul.opendev.org/t/openstack/buildset/daaca58def3b4dce8e78efb4ab6456b8 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/fd48586449d441f4becb146d70b265ab : SUCCESS in 4m 40s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/d0d6673357ad4c16a88758f4b9f19c0b : SUCCESS in 4m 56s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/a96b076b9fb545f1875418b37fbd02dc : SUCCESS in 6m 17s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/2a227429b691486abeb63c0465a30732 : FAILURE in 7m 01s