Program: 61613
Project: 61613
Buggy source:
private boolean removeObfuscationIfs(ActionList actions){
  if (actions.size() == 0) {
    return false;
  }
  removeUnreachableActions(actions);
  removeZeroJumps(actions);
  for (int i=0; i < actions.size(); i++) {
    ExecutionResult result=new ExecutionResult();
    executeActions(actions,i,actions.size() - 1,result);
    if (result.idx != -1) {
      int newIstructionCount=1;
      if (!result.stack.isEmpty()) {
        newIstructionCount++;
      }
      if (newIstructionCount + 1 < result.instructionsProcessed) {
        Action target=actions.get(result.idx);
        Action prevAction=actions.get(i);
        if (!result.stack.isEmpty()) {
          ActionPush push=new ActionPush(0);
          push.values.clear();
          for (          GraphTargetItem graphTargetItem : result.stack) {
            DirectValueActionItem dv=(DirectValueActionItem)graphTargetItem;
            push.values.add(dv.value);
          }
          push.setAddress(prevAction.getAddress());
          actions.addAction(i++,push);
          prevAction=push;
        }
        ActionJump jump=new ActionJump(0);
        jump.setAddress(prevAction.getAddress());
        jump.setJumpOffset((int)(target.getAddress() - jump.getAddress() - jump.getTotalActionLength()));
        actions.addAction(i++,jump);
        Action nextAction=actions.size() > i ? actions.get(i) : null;
        removeUnreachableActions(actions);
        removeZeroJumps(actions);
        if (nextAction != null) {
          int nextIdx=actions.indexOf(nextAction);
          if (nextIdx < i) {
            i=nextIdx;
          }
        }
      }
    }
  }
  return false;
}

Fixed version (ground truth):
private boolean removeObfuscationIfs(ActionList actions){
  if (actions.size() == 0) {
    return false;
  }
  removeUnreachableActions(actions);
  removeZeroJumps(actions);
  for (int i=0; i < actions.size(); i++) {
    ExecutionResult result=new ExecutionResult();
    executeActions(actions,i,actions.size() - 1,result);
    if (result.idx != -1) {
      int newIstructionCount=1;
      if (!result.stack.isEmpty()) {
        newIstructionCount+=result.stack.size();
      }
      if (newIstructionCount < result.instructionsProcessed) {
        Action target=actions.get(result.idx);
        Action prevAction=actions.get(i);
        if (!result.stack.isEmpty()) {
          ActionPush push=new ActionPush(0);
          push.values.clear();
          for (          GraphTargetItem graphTargetItem : result.stack) {
            DirectValueActionItem dv=(DirectValueActionItem)graphTargetItem;
            push.values.add(dv.value);
          }
          push.setAddress(prevAction.getAddress());
          actions.addAction(i++,push);
          prevAction=push;
        }
        ActionJump jump=new ActionJump(0);
        jump.setAddress(prevAction.getAddress());
        jump.setJumpOffset((int)(target.getAddress() - jump.getAddress() - jump.getTotalActionLength()));
        actions.addAction(i++,jump);
        Action nextAction=actions.size() > i ? actions.get(i) : null;
        removeUnreachableActions(actions);
        removeZeroJumps(actions);
        if (nextAction != null) {
          int nextIdx=actions.indexOf(nextAction);
          if (nextIdx < i) {
            i=nextIdx;
          }
        }
      }
    }
  }
  return false;
}