Lean Kernel Arena / eink0rn / bugs/eta-ctor-alias

Checker "eink0rn" on test "bugs/eta-ctor-alias"

Checker: eink0rn · Version: 1.1.6 · 📄 Declaration · 🔗 Source

Test: bugs/eta-ctor-alias · Expected: ✋ reject · Size: 7.2 KB · Lines: 122 · lean4export: 3.1.0 · Lean: 4.34.1 · 📄 Declaration · 🔗 Source

Result: ✋ rejected · exit code 1 · wall time: 11.3 ms · instructions: 9.2 M · max rss memory: 11.6 MB · run 2026-10-24 16:43:29 UTC

stdout:
REJECT
stderr:
etaCtorAlias: type mismatch:
  term     fun (f : BoxFn) => Eq.refl.{1} BoxFn #0
  has type (f : BoxFn) -> Eq.{1} BoxFn #0 #0
  expected (f : BoxFn) -> Eq.{1} BoxFn #0 Box.mk