Lean Kernel Arena / tenet / corner-cases/eta-ctor

Checker: tenet · Version: 0.11.3 · 📄 Declaration · 🔗 Source

Test: corner-cases/eta-ctor · Expected: 🤷 either · Size: 9.0 KB · Lines: 148 · lean4export: 3.1.0 · Lean: 4.34.1 · 📄 Declaration · 🔗 Source

Result: ✋ rejected · exit code 1 · wall time: 136 ms · instructions: 816.4 M · max rss memory: 45.0 MB · run 2026-10-24 16:42:18 UTC

stdout:

FAIL def etaCtor (0.00s)
    declaration type mismatch for 'etaCtor'
      expected: ∀ (x : True → T), Eq.{1} (True → T) (T.mk (T.val (x True.intro))) x
      inferred: ∀ (x : True → T), Eq.{1} (True → T) x x
FAILED: 5 checked, 1 failed, 0 skipped, 15 constants, 0.1s, 4 jobs