∀ (R M : Type u_1) [inst : CommRing R] [inst_1 : AddCommGroup M] [inst_2 : Module R M]
  (x : ↑(AlgebraicGeometry.PrimeSpectrum.Top R)),
  CategoryTheory.CategoryStruct.comp (AlgebraicGeometry.StructureSheaf.localizationtoStalkₗ✝ R M x)
      (AlgebraicGeometry.StructureSheaf.stalkToLocalizationₗ✝ R M x) =
    CategoryTheory.CategoryStruct.id (ModuleCat.of R (LocalizedModule x.asIdeal.primeCompl M))