Lean Kernel Arena / logos-kernel / bugs/nat-rec-k-lie

Checker "logos-kernel" on test "bugs/nat-rec-k-lie"

Checker: logos-kernel · Version: 1e6ad5b · 📄 Declaration · 🔗 Source

Test: bugs/nat-rec-k-lie · Expected: ✋ reject · Size: 6.3 KB · Lines: 106 · lean4export: 3.1.0 · Lean: 4.29.1 · 📄 Declaration

Result: ✋ rejected · exit code 1 · wall time: 2.54 ms · instructions: 2.5 M · max rss memory: 3.3 MB · run 2026-11-08 11:08:24 UTC

stderr:
rejected: declaration 'Nat': the exported 'Nat.rec' differs from the declaration the kernel derives
  K flag: derived false, exported true