def METHOD_NAME():
    """
    Clean env
    """
    test.log.info("TEST_TEARDOWN: Clean up env.")
    test_obj.backingchain_common_teardown()
    bkxml.sync()
    disk_obj.cleanup_disk_preparation(disk_type)
    if os.path.exists(tmp_copy_path):
        os.remove(tmp_copy_path)
    if os.path.exists(test_obj.new_image_path):
        os.remove(test_obj.new_image_path)