{motive : Lean.Elab.Tactic.ResolveSimpIdResult → Sort u} →
  (ctorIdx : ℕ) →
    (t : Lean.Elab.Tactic.ResolveSimpIdResult) →
      ctorIdx = t.ctorIdx → Lean.Elab.Tactic.ResolveSimpIdResult.ctorElimType ctorIdx → motive t