TaskError Exitcode: 153

[Yannf]

I got this twice while trying to upload a big video: https://archive.org/details/le-mystere-de-la-tour-eiffel-the-mystery-of-the-eiffel-tower-1928-by-julien-duvivier
An exception occurred: TaskError: b'/mnt/nfs/labstore-secondary-project/gentoo-prefix/usr/bin/ffmpeg -y -i /srv/v2c/output/12cb05f638e2ebdb/dl.mp4 -max_muxing_queue_size 4096 -threads 16 -row-mt 1 -crf 20 -qmin 1 -qmax 51 -b:v 0 -vcodec libvpx-vp9 -tile-columns 4 -auto-alt-ref 1 -lag-in-frames 25 -f webm -ss 0 -an -pass 2 -passlogfile /srv/v2c/output/12cb05f638e2ebdb/dl.mp4.an.vp9.webm.log /srv/v2c/output/12cb05f638e2ebdb/dl.mp4.an.vp9.webm\nExitcode: 153'

[Yannf]

Again, same error message for https://archive.org/details/the-white-hell-of-pitz-palu-1929-by-arnold-fanck-and-georg-wilhelm-pabst