code: def test_check_async_error(self):
      id = nccl.get_unique_id()
      comm = nccl.NcclCommunicator(1, id, 0)
      comm.check_async_error()
      comm.destroy()
  
file_path: cupy/tests/cupy_tests/cuda_tests/test_nccl.py
imports: import pickle
  import unittest
  import cupy
  from cupy import cuda
  from cupy.cuda import nccl
  from cupy import testing
label_desc: Use image node_id 3 for calling the TestNCCL obj's underlying member method code with example usage: obj.test_check_async_error() without return types