Program: 40114
Project: 40114
Buggy source:
public Result search(Color color,boolean randomBegin){
  timeOut=false;
  Result result=new Result();
  Cache cache=new Cache(config,gameMap);
  aiColor=color;
  if (WinChecker.win(gameMap.getMap()) != null) {
    return null;
  }
  consolePrinter.init(counter);
  score.init(gameMap,aiColor);
  comboProcessor.init(gameMap,score,counter,cache);
  if (randomBegin) {
    Point point=BeginningProcessor.getBeginningRandomPoint(gameMap.getMap());
    if (point != null) {
      result.add(point,0);
      return result;
    }
  }
  Analyzer data=new Analyzer(gameMap,color,gameMap.getNeighbor(),score,false);
  List<Point> points=LevelProcessor.getExpandPoints(data,gameMap);
  if (points.size() == 1) {
    result.add(points.get(0),0);
    return result;
  }
  Set<Point> losePoints=new HashSet<>();
  int comboLevel=config.comboDeep;
  startTime=System.currentTimeMillis();
  boolean otherWin=false;
  for (int i=1; i <= comboLevel; i+=3) {
    ComboResult comboResult=comboProcessor.canKill(color,i,startTime,config.comboTimeOut);
    Point winTry=comboResult.point;
    if (winTry != null) {
      result.add(winTry,Integer.MAX_VALUE);
      return result;
    }
    for (    Point point : points) {
      if (losePoints.contains(point)) {
        continue;
      }
      setColor(point,color,Color.NULL,color);
      comboResult=comboProcessor.canKill(color.getOtherColor(),i,startTime,config.comboTimeOut);
      winTry=comboResult.point;
      if (winTry != null) {
        losePoints.add(point);
      }
      setColor(point,Color.NULL,color,color);
    }
    if (losePoints.size() == points.size()) {
      otherWin=true;
    }
    if (comboResult.timeOut) {
      if (Config.debug) {
        System.out.println("String_Node_Str");
      }
      break;
    }
    if (Config.debug) {
      System.out.printf("String_Node_Str",i);
      if (losePoints.size() == points.size()) {
        System.out.print("String_Node_Str");
      }
      System.out.println();
    }
    result.setComboLevel(i);
  }
  if (otherWin) {
    losePoints.clear();
  }
  startTime=System.currentTimeMillis();
  counter.allStep=points.size();
  for (int level=2; level <= config.searchDeep; level+=2) {
    int extreme=Integer.MIN_VALUE;
    Result currentResult=new Result();
    if (result.getPoint() != null) {
      points.remove(result.getPoint());
      points.add(0,result.getPoint());
    }
    for (    Point point : points) {
      setColor(point,color,Color.NULL,aiColor);
      int value;
      if (!losePoints.contains(point)) {
        value=dfsScore(level - 1,color.getOtherColor(),null,extreme);
      }
 else {
        value=Integer.MIN_VALUE;
      }
      if (timeOut) {
        if (Config.debug) {
          System.out.println("String_Node_Str");
        }
        setColor(point,Color.NULL,color,aiColor);
        break;
      }
      counter.finishStep++;
      consolePrinter.printInfo(point,value);
      if (value >= extreme) {
        extreme=value;
        currentResult.add(point,value);
        if (extreme == Integer.MAX_VALUE) {
          currentResult.add(point,value);
          setColor(point,Color.NULL,color,aiColor);
          break;
        }
      }
      setColor(point,Color.NULL,color,aiColor);
    }
    if (Config.debug) {
      if (!timeOut) {
        System.out.printf("String_Node_Str",level);
        System.out.println(currentResult.getPoint());
        System.out.println();
      }
    }
    if (!timeOut) {
      currentResult.setComboLevel(result.getComboLevel());
      currentResult.setSearchLevel(level);
      result=currentResult;
    }
    if (losePoints.size() == points.size() - 1) {
      break;
    }
    if (System.currentTimeMillis() - startTime > config.searchTimeOut / 3) {
      break;
    }
  }
  return result;
}

Fixed version (ground truth):
public Result search(Color color,boolean randomBegin){
  timeOut=false;
  Result result=new Result();
  Cache cache=new Cache(config,gameMap);
  aiColor=color;
  if (WinChecker.win(gameMap.getMap()) != null) {
    return null;
  }
  consolePrinter.init(counter);
  score.init(gameMap,aiColor);
  comboProcessor.init(gameMap,score,counter,cache);
  if (randomBegin) {
    Point point=BeginningProcessor.getBeginningRandomPoint(gameMap.getMap());
    if (point != null) {
      result.add(point,0);
      return result;
    }
  }
  Analyzer data=new Analyzer(gameMap,color,gameMap.getNeighbor(),score,false);
  List<Point> points=LevelProcessor.getExpandPoints(data,gameMap);
  if (points.size() == 1) {
    result.add(points.get(0),0);
    return result;
  }
  Set<Point> losePoints=new HashSet<>();
  Set<Point> threeWins=new HashSet<>();
  int comboLevel=config.comboDeep;
  startTime=System.currentTimeMillis();
  boolean otherWin=false;
  for (int i=1; i <= comboLevel; i+=3) {
    ComboResult comboResult=comboProcessor.canKill(color,i,startTime,config.comboTimeOut);
    Point winTry=comboResult.point;
    if (winTry != null) {
      if (comboResult.fourWin) {
        result.add(winTry,Integer.MAX_VALUE);
        return result;
      }
 else {
        threeWins.add(winTry);
      }
    }
    for (    Point point : points) {
      if (losePoints.contains(point)) {
        continue;
      }
      setColor(point,color,Color.NULL,color);
      comboResult=comboProcessor.canKill(color.getOtherColor(),i,startTime,config.comboTimeOut);
      winTry=comboResult.point;
      if (winTry != null) {
        losePoints.add(point);
      }
      setColor(point,Color.NULL,color,color);
    }
    if (losePoints.size() == points.size()) {
      otherWin=true;
    }
    if (comboResult.timeOut) {
      if (Config.debug) {
        System.out.println("String_Node_Str");
      }
      break;
    }
    if (Config.debug) {
      System.out.printf("String_Node_Str",i);
      if (losePoints.size() == points.size()) {
        System.out.print("String_Node_Str");
      }
      System.out.println();
    }
    result.setComboLevel(i);
  }
  threeWins.removeAll(losePoints);
  if (threeWins.size() > 0) {
    result.add(threeWins.iterator().next(),Integer.MAX_VALUE);
    return result;
  }
  if (otherWin) {
    losePoints.clear();
  }
  startTime=System.currentTimeMillis();
  counter.allStep=points.size();
  for (int level=2; level <= config.searchDeep; level+=2) {
    int extreme=Integer.MIN_VALUE;
    Result currentResult=new Result();
    if (result.getPoint() != null) {
      points.remove(result.getPoint());
      points.add(0,result.getPoint());
    }
    for (    Point point : points) {
      setColor(point,color,Color.NULL,aiColor);
      int value;
      if (!losePoints.contains(point)) {
        value=dfsScore(level - 1,color.getOtherColor(),null,extreme);
      }
 else {
        value=Integer.MIN_VALUE;
      }
      if (timeOut) {
        if (Config.debug) {
          System.out.println("String_Node_Str");
        }
        setColor(point,Color.NULL,color,aiColor);
        break;
      }
      counter.finishStep++;
      consolePrinter.printInfo(point,value);
      if (value >= extreme) {
        extreme=value;
        currentResult.add(point,value);
        if (extreme == Integer.MAX_VALUE) {
          currentResult.add(point,value);
          setColor(point,Color.NULL,color,aiColor);
          break;
        }
      }
      setColor(point,Color.NULL,color,aiColor);
    }
    if (Config.debug) {
      if (!timeOut) {
        System.out.printf("String_Node_Str",level);
        System.out.println(currentResult.getPoint());
        System.out.println();
      }
    }
    if (!timeOut) {
      currentResult.setComboLevel(result.getComboLevel());
      currentResult.setSearchLevel(level);
      result=currentResult;
    }
    if (losePoints.size() == points.size() - 1) {
      break;
    }
    if (System.currentTimeMillis() - startTime > config.searchTimeOut / 3) {
      break;
    }
  }
  return result;
}