How to use the benchexec.result.RESULT_TRUE_PROP function in BenchExec

def determine_result(self, returncode, returnsignal, output, isTimeout):
        # parse output
        status = result.RESULT_UNKNOWN

        for line in output:
            if "UNSAFE" in line:
                status = result.RESULT_FALSE_PROP
            elif "SAFE" in line:
                status = result.RESULT_TRUE_PROP

        return status

def determine_result(self, returncode, returnsignal, output, isTimeout):
        status = ""

        if returnsignal == 0 and ((returncode == 0) or (returncode == 10)):
            if "VERIFICATION FAILED (ReachSafety)\n" in output:
                status = result.RESULT_FALSE_REACH
            elif "VERIFICATION FAILED (NoOverflow)\n" in output:
                status = result.RESULT_FALSE_OVERFLOW
            elif "VERIFICATION SUCCESSFUL\n" in output:
                status = result.RESULT_TRUE_PROP
            else:
                status = result.RESULT_UNKNOWN
        else:
            status = result.RESULT_ERROR

        return status

def determine_result(self, returncode, returnsignal, output, isTimeout):

        status = result.RESULT_UNKNOWN
        stroutput = str(output)

        if isTimeout:
            status = "TIMEOUT"
        elif "TRUE" in stroutput:
            status = result.RESULT_TRUE_PROP
        elif "FALSE(valid-deref)" in stroutput:
            status = result.RESULT_FALSE_DEREF
        elif "FALSE(no-overflow)" in stroutput:
            status = result.RESULT_FALSE_OVERFLOW
        elif "FALSE" in stroutput:
            status = result.RESULT_FALSE_REACH
        elif "UNKNOWN" in stroutput:
            status = result.RESULT_UNKNOWN
        else:
            status = result.RESULT_UNKNOWN

        return status

def determine_result(self, returncode, returnsignal, output, isTimeout):
        if isTimeout:
            return "timeout"

        if output is None:
            return "error (no output)"

        for line in output:
            line = line.strip()
            if line == "TRUE":
                return result.RESULT_TRUE_PROP
            elif line == "UNKNOWN":
                return result.RESULT_UNKNOWN
            elif line.startswith("FALSE (valid-deref)"):
                return result.RESULT_FALSE_DEREF
            elif line.startswith("FALSE (valid-free)"):
                return result.RESULT_FALSE_FREE
            elif line.startswith("FALSE (valid-memtrack)"):
                return result.RESULT_FALSE_MEMTRACK
            elif line.startswith("FALSE (overflow)"):
                return result.RESULT_FALSE_OVERFLOW
            elif line.startswith("FALSE"):
                return result.RESULT_FALSE_REACH

        return result.RESULT_ERROR

def determine_result(self, returncode, returnsignal, output, isTimeout):
        status = result.RESULT_UNKNOWN
        for line in output:
            if line.startswith("Verification result:("):
                line = line[21:].strip()
                if line.startswith("TRUE"):
                    status = result.RESULT_TRUE_PROP
                elif line.startswith("FALSE"):
                    status = result.RESULT_FALSE_REACH
                else:
                    status = result.RESULT_UNKNOWN

        return status

def determine_result(self, returncode, returnsignal, output, isTimeout):
        lines = " ".join(output)
        if "COVER(error-call)" in lines:
            return result.RESULT_DONE
        elif "COVER(branches)" in lines:
            return result.RESULT_DONE
        elif "VERIFUZZ_VERIFICATION_SUCCESSFUL" in lines:
            return result.RESULT_TRUE_PROP
        elif "VERIFUZZ_VERIFICATION_FAILED" in lines:
            return result.RESULT_FALSE_REACH
        elif "FALSE(unreach-call)" in lines:
            return result.RESULT_FALSE_REACH
        elif "FALSE(no-overflow)" in lines:
            return result.RESULT_FALSE_OVERFLOW
        elif "FALSE(termination)" in lines:
            return result.RESULT_FALSE_TERMINATION
        elif "FALSE(valid-deref)" in lines:
            return result.RESULT_FALSE_DEREF
        elif "FALSE(valid-free)" in lines:
            return result.RESULT_FALSE_FREE
        elif "FALSE(valid-memtrack)" in lines:
            return result.RESULT_FALSE_MEMTRACK
        elif "NOT SUPPORTED" in lines or "VERIFUZZ_UNKNOWN" in lines:
            return result.RESULT_UNKNOWN

def determine_result(self, returncode, returnsignal, output, isTimeout):
        status = result.RESULT_ERROR
        if returnsignal == 0 and ((returncode == 0) or (returncode == 10)) and output:
            result_str = output[-1].strip()

            if result_str == "TRUE":
                status = result.RESULT_TRUE_PROP
            elif result_str == "FALSE":
                status = result.RESULT_FALSE_PROP
            elif "UNKNOWN\n" in output:
                status = result.RESULT_UNKNOWN

        elif returncode == 64 and "Usage error!\n" in output:
            status = "INVALID ARGUMENTS"

        elif returncode == 6 and "Out of memory\n" in output:
            status = "OUT OF MEMORY"

        return status

def determine_result(self, returncode, returnsignal, output, isTimeout):
        # parse output
        status = result.RESULT_UNKNOWN

        for line in output:
            if "UNSAFE" in line:
                status = result.RESULT_FALSE_PROP
            elif "SAFE" in line:
                status = result.RESULT_TRUE_PROP

        return status

def determine_result(self, returncode, returnsignal, output, isTimeout):
        """
        Returns a BenchExec result status based on the output of SMACK
        """
        splitout = "\n".join(output)
        if "SMACK found no errors" in splitout:
            return result.RESULT_TRUE_PROP
        errmsg = re.search(r"SMACK found an error(:\s+([^\.]+))?\.", splitout)
        if errmsg:
            errtype = errmsg.group(2)
            if errtype:
                if "invalid pointer dereference" == errtype:
                    return result.RESULT_FALSE_DEREF
                elif "invalid memory deallocation" == errtype:
                    return result.RESULT_FALSE_FREE
                elif "memory leak" == errtype:
                    return result.RESULT_FALSE_MEMTRACK
                elif "memory cleanup" == errtype:
                    return result.RESULT_FALSE_MEMCLEANUP
                elif "integer overflow" == errtype:
                    return result.RESULT_FALSE_OVERFLOW
            else:
                return result.RESULT_FALSE_REACH

def determine_result(self, returncode, returnsignal, output, isTimeout):
        return result.RESULT_TRUE_PROP if random() < 0.5 else result.RESULT_FALSE_REACH