Program: 141931
Project: 141931
Buggy source:
private Controller getController(Session session,ServerReply response){
  Log.i("String_Node_Str","String_Node_Str" + response.url);
  if (response.url.contains("String_Node_Str")) {
    MessageModel model=new MessageModel(session,response);
    return new MessageController(model);
  }
  if (!response.hasBody()) {
    if (response.html.contains("String_Node_Str")) {
      InventoryUpdateModel model=new InventoryUpdateModel(session,response);
      return new InventoryUpdateController(model);
    }
 else {
      Logger.log("String_Node_Str",response.url + "String_Node_Str" + response.html);
      return null;
    }
  }
  if (response.url.contains("String_Node_Str")) {
    WebModel model=new WebModel(session,response);
    return new WebController(model);
  }
  if (response.url.contains("String_Node_Str")) {
    MessageModel model=new MessageModel("String_Node_Str",MessageModel.ErrorType.NONE);
    return new MessageController(model);
  }
  if (response.url.contains("String_Node_Str")) {
    if (response.url.contains("String_Node_Str")) {
      Logger.log("String_Node_Str","String_Node_Str");
    }
    LoginModel model=new LoginModel(session,response);
    return new LoginController(model);
  }
  if (response.url.contains("String_Node_Str")) {
    CreateCharacterModel model=new CreateCharacterModel(session,response);
    return new WebController(model);
  }
  if (response.url.contains("String_Node_Str")) {
    FightModel model=new FightModel(session,response);
    return new FightController(model);
  }
  if (response.url.contains("String_Node_Str")) {
    InventoryModel model=new InventoryModel(session,response);
    return new InventoryController(model);
  }
  if (response.url.contains("String_Node_Str")) {
    ClosetModel model=new ClosetModel(session,response);
    return new ClosetController(model);
  }
  if (response.url.contains("String_Node_Str")) {
    SkillsModel model=new SkillsModel(session,response);
    return new SkillsController(model);
  }
  if (response.url.contains("String_Node_Str")) {
    CraftingModel model=new CraftingModel(session,response);
    return new CraftingController(model);
  }
  if (response.url.contains("String_Node_Str")) {
    AccountSettingsModel model=new AccountSettingsModel(session,response);
    return new AccountSettingsController(model);
  }
  if (response.url.contains("String_Node_Str")) {
    return new ChatController(new ChatStubModel(session));
  }
  WebModel model=new WebModel(session,response);
  return new WebController(model);
}

Fixed version (ground truth):
private Controller getController(Session session,ServerReply response){
  Log.i("String_Node_Str","String_Node_Str" + response.url);
  if (response.url.contains("String_Node_Str")) {
    MessageModel model=new MessageModel(session,response);
    return new MessageController<MessageModel>(model);
  }
  if (!response.hasBody()) {
    if (response.html.contains("String_Node_Str")) {
      InventoryUpdateModel model=new InventoryUpdateModel(session,response);
      return new InventoryUpdateController(model);
    }
 else {
      Logger.log("String_Node_Str",response.url + "String_Node_Str" + response.html);
      return null;
    }
  }
  if (response.url.contains("String_Node_Str")) {
    WebModel model=new WebModel(session,response);
    return new WebController(model);
  }
  if (response.url.contains("String_Node_Str")) {
    MessageModel model=new MessageModel("String_Node_Str",MessageModel.ErrorType.NONE);
    return new MessageController<MessageModel>(model);
  }
  if (response.url.contains("String_Node_Str")) {
    if (response.url.contains("String_Node_Str")) {
      Logger.log("String_Node_Str","String_Node_Str");
    }
    LoginModel model=new LoginModel(session,response);
    return new LoginController(model);
  }
  if (response.url.contains("String_Node_Str")) {
    CreateCharacterModel model=new CreateCharacterModel(session,response);
    return new WebController(model);
  }
  if (response.url.contains("String_Node_Str")) {
    FightModel model=new FightModel(session,response);
    return new FightController(model);
  }
  if (response.url.contains("String_Node_Str")) {
    InventoryModel model=new InventoryModel(session,response);
    return new InventoryController(model);
  }
  if (response.url.contains("String_Node_Str")) {
    ClosetModel model=new ClosetModel(session,response);
    return new ClosetController(model);
  }
  if (response.url.contains("String_Node_Str")) {
    SkillsModel model=new SkillsModel(session,response);
    return new SkillsController(model);
  }
  if (response.url.contains("String_Node_Str")) {
    CraftingModel model=new CraftingModel(session,response);
    return new CraftingController(model);
  }
  if (response.url.contains("String_Node_Str")) {
    AccountSettingsModel model=new AccountSettingsModel(session,response);
    return new AccountSettingsController(model);
  }
  if (response.url.contains("String_Node_Str")) {
    return new ChatController(new ChatStubModel(session));
  }
  WebModel model=new WebModel(session,response);
  return new WebController(model);
}