Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/55226fccbbaa48da994feceee8aa965b : SUCCESS in 8m 38s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/6c3d36bf2f1c450694ae79723349e480 : SUCCESS in 8m 30s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/11e1f1b4baa141999e1c366e28048b50 : SUCCESS in 8m 35s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/c02c49dc440344c780ef0de10375b613 : FAILURE in 8m 27s