Comment 4 for bug 1842769

Removing
            images:
              image_url: "http://download.cirros-cloud.net/0.3.5/cirros-0.3.5-x86_64-disk.img"
              image_name: cirros-0.3.5-x86_64-disk.img
              image_type: qcow2
              image_container: bare
              images_per_tenant: 1
is solve issue