Fix a crash affecting some mp3 files

10 jobs for master in 6 minutes and 52 seconds (queued for 5 seconds)
latest
Status Job ID Name Coverage
  Linting
passed #164097
linting:bandit

00:00:35

passed #164100
linting:codespell

00:00:34

passed #164108
linting:mypy

00:00:13

passed #164106
linting:pyflakes

00:00:10

passed #164103
linting:pylint

00:00:24

 
  Test
passed #164114
tests:archlinux

00:04:15

passed #164120
tests:debian

00:05:12

failed #164124
tests:debian_with_bubblewrap

00:05:15

passed #164128
tests:fedora

00:04:07

passed #164132
tests:gentoo

00:01:37

 
Name Stage Failure
failed
tests:debian_with_bubblewrap Test
  File "/builds/jvoisin/mat2/tests/test_libmat2.py", line 70, in test_ffmpeg_injection_complete_path
self.assertTrue(p.remove_all())
AssertionError: False is not true

----------------------------------------------------------------------
Ran 119 tests in 115.028s

FAILED (failures=4)
ERROR: Job failed: exit code 1