{
  "experiment": "real ordinary-file os.open/os.dup/os.read/os.lseek",
  "checks_passed": 14,
  "observed": {
    "three_different_numbers": 3,
    "A_read_2": "AB",
    "B_position_after_A_read": 2,
    "B_read_2": "CD",
    "C_read_2": "AB",
    "A_position_after_B_read": 4,
    "B_seek_start": 0,
    "A_read_after_B_seek": "AB",
    "C_position_unchanged": 2,
    "B_read_after_A_close": "CD",
    "B_read_remaining": "EF",
    "B_at_end": "",
    "C_read_independently": "CD",
    "file_bytes_unchanged": "ABCDEF"
  }
}
