code: func (ap *ApplicationProvider) ForbidDuplicateTXIdInBlock() bool {
  	return ap.v11 || ap.v12 || ap.v13
  }
docs: // ForbidDuplicateTXIdInBlock specifies whether two transactions with the same TXId are permitted
  // in the same block or whether we mark the second one as TxValidationCode_DUPLICATE_TXID