And
I start Tails from USB drive "__internal" with network unplugged
1:1.343
And
I enable persistence
16.775
And
I remove the "cowsay" deb files from the APT cache
0.739
And
I disable the tails-virt-notify-user.service user unit
0.089
And
I log in to a new session
35.461
Then
I see the "The installation of your additional software failed" notification after at most 300 seconds
14.656
And
I can open the Additional Software log file from the notification
5.657
And
the package "cowsay" is not installed
0.546