(motive : Lean.Expr → Lean.Meta.Sym.Simp.Result → Sort u_1) →
  (x : Lean.Expr) →
    (x_1 : Lean.Meta.Sym.Simp.Result) →
      ((e : Lean.Expr) → (done : Bool) → motive e (Lean.Meta.Sym.Simp.Result.rfl done)) →
        ((x e proof : Lean.Expr) → (done : Bool) → motive x (Lean.Meta.Sym.Simp.Result.step e proof done)) →
          motive x x_1