実際のところ
distrobox list
または
distrobox list
すると、こんな感じのログがでます
$ distrobox ls localuser:ubuntu being added to access control list ID | NAME | STATUS | IMAGE 81811b34xxxx | testCon | Exited (143) 8 weeks ago | alpine a53ad809xxxx | dev-env | Created | ubuntu:25.04 b447c49dxxxx | ubuntu-25-04 | Exited (143) 8 weeks ago | ubuntu:25.04 5c2a00dcxxxx | ubuntu-22-04 | Created | ubuntu:22.04