Program: 157474
Project: 157474
Buggy source:
public boolean onFling(MotionEvent me1,MotionEvent me2,float velocityX,float velocityY){
  Log.d(TAG,"String_Node_Str",velocityX,velocityY);
  final float absX=Math.abs(velocityX);
  final float absY=Math.abs(velocityY);
  float deltaX=me2.getX() - me1.getX();
  float deltaY=me2.getY() - me1.getY();
  mSwipeTracker.computeCurrentVelocity(1000);
  final float endingVelocityX=mSwipeTracker.getXVelocity();
  final float endingVelocityY=mSwipeTracker.getYVelocity();
  final int swipeXDistance=mKeyboardView.isFirstDownEventInsideSpaceBar() ? mKeyboardView.mSwipeSpaceXDistanceThreshold : mKeyboardView.mSwipeXDistanceThreshold;
  if (velocityX > mKeyboardView.mSwipeVelocityThreshold && absY < absX && deltaX > swipeXDistance) {
    if (mKeyboardView.mDisambiguateSwipe && endingVelocityX >= velocityX / 4) {
      mKeyboardView.mKeyboardActionListener.onSwipeRight(mKeyboardView.isFirstDownEventInsideSpaceBar(),mKeyboardView.isAtTwoFingersState());
      return true;
    }
  }
 else   if (velocityX < -mKeyboardView.mSwipeVelocityThreshold && absY < absX && deltaX < -swipeXDistance) {
    if (mKeyboardView.mDisambiguateSwipe && endingVelocityX <= velocityX / 4) {
      mKeyboardView.mKeyboardActionListener.onSwipeLeft(mKeyboardView.isFirstDownEventInsideSpaceBar(),mKeyboardView.isAtTwoFingersState());
      return true;
    }
  }
 else   if (velocityY < -mKeyboardView.mSwipeVelocityThreshold && absX < absY && deltaY < -mKeyboardView.mSwipeYDistanceThreshold) {
    if (mKeyboardView.mDisambiguateSwipe && endingVelocityY <= velocityY / 4) {
      mKeyboardView.mKeyboardActionListener.onSwipeUp(mKeyboardView.isFirstDownEventInsideSpaceBar());
      return true;
    }
  }
 else   if (velocityY > mKeyboardView.mSwipeVelocityThreshold && absX < absY / 2 && deltaY > mKeyboardView.mSwipeYDistanceThreshold) {
    if (mKeyboardView.mDisambiguateSwipe && endingVelocityY >= velocityY / 4) {
      mKeyboardView.mKeyboardActionListener.onSwipeDown(mKeyboardView.isFirstDownEventInsideSpaceBar());
      return true;
    }
  }
  return false;
}

Fixed version (ground truth):
public boolean onFling(MotionEvent me1,MotionEvent me2,float velocityX,float velocityY){
  Log.d(TAG,"String_Node_Str",velocityX,velocityY);
  final float absX=Math.abs(velocityX);
  final float absY=Math.abs(velocityY);
  float deltaX=me2.getX() - me1.getX();
  float deltaY=me2.getY() - me1.getY();
  mSwipeTracker.computeCurrentVelocity(1000);
  final float endingVelocityX=mSwipeTracker.getXVelocity();
  final float endingVelocityY=mSwipeTracker.getYVelocity();
  final int swipeXDistance=mKeyboardView.isFirstDownEventInsideSpaceBar() ? mKeyboardView.mSwipeSpaceXDistanceThreshold : mKeyboardView.mSwipeXDistanceThreshold;
  if (velocityX > mKeyboardView.mSwipeVelocityThreshold && absY < absX && deltaX > swipeXDistance) {
    if (mKeyboardView.mDisambiguateSwipe && endingVelocityX >= velocityX / 4) {
      mKeyboardView.disableTouchesTillFingersAreUp();
      mKeyboardView.mKeyboardActionListener.onSwipeRight(mKeyboardView.isFirstDownEventInsideSpaceBar(),mKeyboardView.isAtTwoFingersState());
      return true;
    }
  }
 else   if (velocityX < -mKeyboardView.mSwipeVelocityThreshold && absY < absX && deltaX < -swipeXDistance) {
    if (mKeyboardView.mDisambiguateSwipe && endingVelocityX <= velocityX / 4) {
      mKeyboardView.disableTouchesTillFingersAreUp();
      mKeyboardView.mKeyboardActionListener.onSwipeLeft(mKeyboardView.isFirstDownEventInsideSpaceBar(),mKeyboardView.isAtTwoFingersState());
      return true;
    }
  }
 else   if (velocityY < -mKeyboardView.mSwipeVelocityThreshold && absX < absY && deltaY < -mKeyboardView.mSwipeYDistanceThreshold) {
    if (mKeyboardView.mDisambiguateSwipe && endingVelocityY <= velocityY / 4) {
      mKeyboardView.disableTouchesTillFingersAreUp();
      mKeyboardView.mKeyboardActionListener.onSwipeUp(mKeyboardView.isFirstDownEventInsideSpaceBar());
      return true;
    }
  }
 else   if (velocityY > mKeyboardView.mSwipeVelocityThreshold && absX < absY / 2 && deltaY > mKeyboardView.mSwipeYDistanceThreshold) {
    if (mKeyboardView.mDisambiguateSwipe && endingVelocityY >= velocityY / 4) {
      mKeyboardView.disableTouchesTillFingersAreUp();
      mKeyboardView.mKeyboardActionListener.onSwipeDown(mKeyboardView.isFirstDownEventInsideSpaceBar());
      return true;
    }
  }
  return false;
}