Program: 135923
Project: 135923
Buggy source:
/** 
 * The processing method
 */
public void process(){
  ToolIO.cleanToolObjects(TLCGlobals.ToolId);
  try {
    if (fromChkpt != null) {
      UniqueString.internTbl.recover(fromChkpt);
    }
    if (cleanup && fromChkpt == null) {
      FileUtil.deleteDir(TLCGlobals.metaRoot,true);
    }
    FP64.Init(fpIndex);
    if (isSimulate) {
      RandomGenerator rng=new RandomGenerator();
      if (noSeed) {
        seed=rng.nextLong();
        rng.setSeed(seed);
      }
 else {
        rng.setSeed(seed,aril);
      }
      MP.printMessage(EC.TLC_MODE_SIMU,String.valueOf(seed));
      Simulator simulator=new Simulator(mainFile,configFile,null,deadlock,traceDepth,Long.MAX_VALUE,rng,seed,true,resolver,specObj);
      MP.printMessage(EC.TLC_STARTING);
      instance=simulator;
      simulator.simulate();
    }
 else {
      MP.printMessage(EC.TLC_MODE_MC);
      AbstractChecker mc=null;
      if (TLCGlobals.DFIDMax == -1) {
        mc=new ModelChecker(mainFile,configFile,dumpFile,deadlock,fromChkpt,resolver,specObj,fpMemSize);
        TLCGlobals.mainChecker=(ModelChecker)mc;
      }
 else {
        mc=new DFIDModelChecker(mainFile,configFile,dumpFile,deadlock,fromChkpt,true,resolver,specObj);
      }
      MP.printMessage(EC.TLC_STARTING);
      instance=mc;
      mc.modelCheck();
    }
  }
 catch (  Throwable e) {
    if (e instanceof StackOverflowError) {
      System.gc();
      MP.printError(EC.SYSTEM_STACK_OVERFLOW,e);
    }
 else     if (e instanceof OutOfMemoryError) {
      System.gc();
      MP.printError(EC.SYSTEM_OUT_OF_MEMORY,e);
    }
 else     if (e instanceof RuntimeException) {
      MP.printError(EC.GENERAL,e,false);
    }
 else {
      MP.printError(EC.GENERAL,e);
    }
  }
 finally {
    MP.printMessage(EC.TLC_FINISHED);
    MP.flush();
  }
}

Fixed version (ground truth):
/** 
 * The processing method
 */
public void process(){
  ToolIO.cleanToolObjects(TLCGlobals.ToolId);
  try {
    if (fromChkpt != null) {
      UniqueString.internTbl.recover(fromChkpt);
    }
    if (cleanup && fromChkpt == null) {
      FileUtil.deleteDir(TLCGlobals.metaRoot,true);
    }
    FP64.Init(fpIndex);
    if (isSimulate) {
      RandomGenerator rng=new RandomGenerator();
      if (noSeed) {
        seed=rng.nextLong();
        rng.setSeed(seed);
      }
 else {
        rng.setSeed(seed,aril);
      }
      MP.printMessage(EC.TLC_MODE_SIMU,String.valueOf(seed));
      Simulator simulator=new Simulator(mainFile,configFile,null,deadlock,traceDepth,Long.MAX_VALUE,rng,seed,true,resolver,specObj);
      instance=simulator;
      simulator.simulate();
    }
 else {
      MP.printMessage(EC.TLC_MODE_MC);
      AbstractChecker mc=null;
      if (TLCGlobals.DFIDMax == -1) {
        mc=new ModelChecker(mainFile,configFile,dumpFile,deadlock,fromChkpt,resolver,specObj,fpMemSize);
        TLCGlobals.mainChecker=(ModelChecker)mc;
      }
 else {
        mc=new DFIDModelChecker(mainFile,configFile,dumpFile,deadlock,fromChkpt,true,resolver,specObj);
      }
      instance=mc;
      mc.modelCheck();
    }
  }
 catch (  Throwable e) {
    if (e instanceof StackOverflowError) {
      System.gc();
      MP.printError(EC.SYSTEM_STACK_OVERFLOW,e);
    }
 else     if (e instanceof OutOfMemoryError) {
      System.gc();
      MP.printError(EC.SYSTEM_OUT_OF_MEMORY,e);
    }
 else     if (e instanceof RuntimeException) {
      MP.printError(EC.GENERAL,e,false);
    }
 else {
      MP.printError(EC.GENERAL,e);
    }
  }
 finally {
    MP.printMessage(EC.TLC_FINISHED);
    MP.flush();
  }
}