2025-10-20T22:11:04 - INFO: DataPrep 0.13.4
2025-10-20T22:11:04 - INFO: Prepared data will be output to /working/557a1e76-c620-4cc0-b63d-d822380b8c1c/processing/data
2025-10-20T22:11:04 - deployment - INFO: Detected P3D version: P3D_2
2025-10-20T22:11:04 - INFO: Preparing payout data...
2025-10-20T22:11:04 - INFO: Interpreting counter as imperial
2025-10-20T22:11:04 - INFO: Prepared payout data in 0.0545 s
2025-10-20T22:11:04 - INFO: Preparing video data...

2025-10-20T22:11:04 - INFO: Processing camera 0...
2025-10-20T22:11:04 - INFO: Extracting frames from /working/557a1e76-c620-4cc0-b63d-d822380b8c1c/cameras/20250819T094117Z_front_cam0.mkv at 10.00 FPS
2025-10-20T22:13:37 - INFO: Processed camera 0 in 153.2721 s
2025-10-20T22:13:37 - INFO: Extracted 44024 frames for camera 0
2025-10-20T22:13:37 - INFO: Duplicating 32 zero-frames for camera 0 (good)

2025-10-20T22:13:37 - INFO: Processing camera 1...
2025-10-20T22:13:37 - INFO: Extracting frames from /working/557a1e76-c620-4cc0-b63d-d822380b8c1c/cameras/20250819T094117Z_top_cam1.mkv at 10.00 FPS
2025-10-20T22:15:58 - INFO: Processed camera 1 in 141.0557 s
2025-10-20T22:15:58 - INFO: Extracted 44021 frames for camera 1
2025-10-20T22:15:58 - INFO: Duplicating 34 zero-frames for camera 1 (good)

2025-10-20T22:15:58 - INFO: Processing camera 2...
2025-10-20T22:15:58 - INFO: Extracting frames from /working/557a1e76-c620-4cc0-b63d-d822380b8c1c/cameras/20250819T094117Z_left_cam2.mkv at 10.00 FPS
2025-10-20T22:18:30 - INFO: Processed camera 2 in 151.5419 s
2025-10-20T22:18:30 - INFO: Extracted 44012 frames for camera 2
2025-10-20T22:18:30 - INFO: Duplicating 43 zero-frames for camera 2 (good)

2025-10-20T22:18:30 - INFO: Processing camera 3...
[matroska,webm @ 0x5597a6c64000] EBML header parsing failed
/working/557a1e76-c620-4cc0-b63d-d822380b8c1c/cameras/20250819T094117Z_right_cam3.mkv: Invalid data found when processing input
Traceback (most recent call last):
  File "/app/src/dataprep/__main__.py", line 187, in main
    dataprep.prepare.prepare(
  File "/app/src/dataprep/prepare.py", line 185, in prepare
    image_gen.generate(quiet=True)
  File "/app/src/dataprep/mkv.py", line 224, in generate
    self.frame_rate if self.frame_rate is not None else get_fps(video.path),
                                                        ^^^^^^^^^^^^^^^^^^^
  File "/app/src/dataprep/mkv.py", line 370, in get_fps
    output = subprocess.check_output(command).decode("utf-8").strip()
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.11/subprocess.py", line 466, in check_output
    return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.11/subprocess.py", line 571, in run
    raise CalledProcessError(retcode, process.args,
subprocess.CalledProcessError: Command '['ffprobe', '-v', 'error', '-select_streams', 'v:0', '-show_entries', 'stream=avg_frame_rate', '-of', 'default=noprint_wrappers=1:nokey=1', '/working/557a1e76-c620-4cc0-b63d-d822380b8c1c/cameras/20250819T094117Z_right_cam3.mkv']' returned non-zero exit status 1.