message: Get rid of unwrap()
diff: @@ -74,7 +74,7 @@ fn ed25519_threshold_signature_verification(
  ) -> Result<u64> {
  let bitvec = BitVec::from_bytes(bitmap.as_bytes());
  - let num_of_sigs = sanity_check(&bitvec, &signatures, &public_keys).unwrap();
  + let num_of_sigs = sanity_check(&bitvec, &signatures, &public_keys)?;
  let sig_chunks: ::std::result::Result<Vec<_>, _> = signatures
  .as_bytes()
  @@ -96,7 +96,7 @@ fn ed25519_threshold_signature_verification(
  matching_keys_and_signatures(num_of_sigs, bitvec, signatures, keys);
  match Ed25519Signature::batch_verify_signatures(
  - &(HashValue::from_slice(message.as_bytes()).unwrap()),
  + &(HashValue::from_slice(message.as_bytes())?),
  keys_and_signatures,
  ) {
  Ok(()) => Ok(num_of_sigs),
  