{P : Sort u} →
  {x : Int.Linear.Var} →
    {c₁ : Lean.Meta.Grind.Arith.Cutsat.EqCnstr} →
      {c₂ : Lean.Meta.Grind.Arith.Cutsat.DvdCnstr} →
        {x' : Int.Linear.Var} →
          {c₁' : Lean.Meta.Grind.Arith.Cutsat.EqCnstr} →
            {c₂' : Lean.Meta.Grind.Arith.Cutsat.DvdCnstr} →
              Lean.Meta.Grind.Arith.Cutsat.DvdCnstrProof.subst x c₁ c₂ =
                  Lean.Meta.Grind.Arith.Cutsat.DvdCnstrProof.subst x' c₁' c₂' →
                (x = x' → c₁ = c₁' → c₂ = c₂' → P) → P