law sha256_correct
import bend-collections@1.0.0.0/proofs/crypto/sha/packed/packed_proof.bend as PackedProofimport Base
import bend-collections@1.0.0.0/proofs/crypto/sha/packed/legacy_model.bend as Legacy
import bend-collections@1.0.0.0/spec/crypto/sha/packed.bend as R
902law sha256_correct:
903 for a: Array<U32>
904 for +length: Nat
905 {Legacy.sha256_packed(a,length) == R.sha256(a,length) : Maybe<&2,List<&2,U32>>}