There is absolutely no good reason these should show up in NARs besides misconfigured systems and as long as the case hack exists, unpacking such a NAR will cause its repacking to be wrong on systems with case hack enabled. This should not have any security impact on Lix to fix, but it was one of the vectors for CVE-2024-45593: https://github.com/NixOS/nix/security/advisories/GHSA-h4vv-h3jq-v493 Change-Id: I85b6075aacc069ee7039240b0f525804a2d8edcb