I have s similar problem with package g-golf, see
https://mentors.debian.net/package/g-golf/.
Piuparts gives the following error:
---
1m37.6s ERROR: FAIL: Package purging left files on system:
/etc/default/locale -> ../locale.conf not owned
/etc/vconsole.conf -> default/keyboard not owned
/root/.ssh/ not owned
/var/cache/private/ not owned
/var/lib/private/ not owned
/var/lib/systemd/coredump/ not owned
/var/lib/systemd/ephemeral-trees/ not owned
/var/lib/systemd/pstore/ not owned
/var/log/private/ not owned
---
- Tommi
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FM, Debian-ylläpitäjä / M.Sc., Debian Maintainer
