∀ {C : Type u_1} [inst : CategoryTheory.Category.{v_1, u_1} C] {FC : outParam (C → C → Type u_2)}
  {CC : outParam (C → Type w)} [inst_1 : outParam ((X Y : C) → FunLike (FC X Y) (CC X) (CC Y))]
  [inst_2 : CategoryTheory.ConcreteCategory C FC] {X Y : C} {f g : X ⟶ Y},
  f = g →
    ∀ (x : CategoryTheory.ToType X),
      (CategoryTheory.ConcreteCategory.hom f) x = (CategoryTheory.ConcreteCategory.hom g) x