Program: 94046
Project: 94046
Buggy source:
private void onStateChange_synchronized(PA_Task task,PE_TaskState state){
  if (task.getClass() == P_Task_Connect.class) {
    P_Task_Connect connectTask=(P_Task_Connect)task;
    if (state.isEndingState()) {
      BluetoothGatt gatt=connectTask.getGatt();
      if (gatt != null) {
        m_device.m_nativeWrapper.updateGattInstance(gatt);
      }
      if (state == PE_TaskState.SUCCEEDED || state == PE_TaskState.REDUNDANT) {
        if (state == PE_TaskState.SUCCEEDED) {
          m_device.setToAlwaysUseAutoConnectIfItWorked();
        }
        m_device.onNativeConnect(connectTask.isExplicit());
      }
 else {
        m_device.onNativeConnectFail(state,connectTask.getGattStatus(),connectTask.getAutoConnectUsage());
      }
    }
  }
 else   if (task.getClass() == P_Task_Disconnect.class) {
    if (state == PE_TaskState.SUCCEEDED || state == PE_TaskState.REDUNDANT || state == PE_TaskState.NO_OP) {
      P_Task_Disconnect task_cast=(P_Task_Disconnect)task;
      m_device.onNativeDisconnect(task_cast.isExplicit());
    }
  }
 else   if (task.getClass() == P_Task_DiscoverServices.class) {
    P_Task_DiscoverServices discoverTask=(P_Task_DiscoverServices)task;
    if (state == PE_TaskState.EXECUTING) {
    }
 else     if (state == PE_TaskState.SUCCEEDED) {
      m_device.onServicesDiscovered();
    }
 else     if (state.isEndingState()) {
      if (state == PE_TaskState.SOFTLY_CANCELLED) {
      }
      if (state == PE_TaskState.FAILED_IMMEDIATELY) {
        m_device.disconnectWithReason(Reason.GETTING_SERVICES_FAILED_IMMEDIATELY,discoverTask.getGattStatus());
      }
 else       if (state == PE_TaskState.TIMED_OUT) {
        m_device.disconnectWithReason(Reason.GETTING_SERVICES_TIMED_OUT,discoverTask.getGattStatus());
      }
 else {
        m_device.disconnectWithReason(Reason.GETTING_SERVICES_FAILED_EVENTUALLY,discoverTask.getGattStatus());
      }
    }
  }
 else   if (task.getClass() == P_Task_Bond.class) {
    m_device.onBondTaskStateChange(task,state);
  }
}

Fixed version (ground truth):
private void onStateChange_synchronized(PA_Task task,PE_TaskState state){
  if (task.getClass() == P_Task_Connect.class) {
    P_Task_Connect connectTask=(P_Task_Connect)task;
    if (state.isEndingState()) {
      BluetoothGatt gatt=connectTask.getGatt();
      if (gatt != null) {
        m_device.m_nativeWrapper.updateGattInstance(gatt);
      }
      if (state == PE_TaskState.SUCCEEDED || state == PE_TaskState.REDUNDANT) {
        if (state == PE_TaskState.SUCCEEDED) {
          m_device.setToAlwaysUseAutoConnectIfItWorked();
        }
        m_device.onNativeConnect(connectTask.isExplicit());
      }
 else {
        m_device.onNativeConnectFail(state,connectTask.getGattStatus(),connectTask.getAutoConnectUsage());
      }
    }
  }
 else   if (task.getClass() == P_Task_Disconnect.class) {
    if (state == PE_TaskState.SUCCEEDED || state == PE_TaskState.REDUNDANT || state == PE_TaskState.NO_OP) {
      P_Task_Disconnect task_cast=(P_Task_Disconnect)task;
      m_device.onNativeDisconnect(task_cast.isExplicit());
    }
  }
 else   if (task.getClass() == P_Task_DiscoverServices.class) {
    P_Task_DiscoverServices discoverTask=(P_Task_DiscoverServices)task;
    if (state == PE_TaskState.EXECUTING) {
    }
 else     if (state == PE_TaskState.SUCCEEDED) {
      m_device.onServicesDiscovered();
    }
 else     if (state.isEndingState()) {
      if (state == PE_TaskState.SOFTLY_CANCELLED) {
      }
 else       if (state == PE_TaskState.FAILED_IMMEDIATELY) {
        m_device.disconnectWithReason(Reason.GETTING_SERVICES_FAILED_IMMEDIATELY,discoverTask.getGattStatus());
      }
 else       if (state == PE_TaskState.TIMED_OUT) {
        m_device.disconnectWithReason(Reason.GETTING_SERVICES_TIMED_OUT,discoverTask.getGattStatus());
      }
 else {
        m_device.disconnectWithReason(Reason.GETTING_SERVICES_FAILED_EVENTUALLY,discoverTask.getGattStatus());
      }
    }
  }
 else   if (task.getClass() == P_Task_Bond.class) {
    m_device.onBondTaskStateChange(task,state);
  }
}