code: def execute(self, state: GlobalState):
          
          address = _get_address_from_state(state)
          has_overflow = self._overflow_cache.get(address, False)
          has_underflow = self._underflow_cache.get(address, False)
          if has_overflow or has_underflow:
              return
          opcode = state.get_current_instruction()["opcode"]
          funcs = {
              "ADD": [self._handle_add],
              "SUB": [self._handle_sub],
              "MUL": [self._handle_mul],
              "SSTORE": [self._handle_sstore],
              "JUMPI": [self._handle_jumpi],
              "RETURN": [self._handle_return, self._handle_transaction_end],
              "STOP": [self._handle_transaction_end],
              "EXP": [self._handle_exp],
          }
          for func in funcs[opcode]:
              func(state)
docs: Executes analysis module for integer underflow and integer overflow.
  
          :param state: Statespace to analyse
          :return: Found issues