And
I start Tails from USB drive "__internal" with network unplugged
55.529
And
I enable persistence
31.180
And
I remove the "cowsay" deb files from the APT cache
0.567
And
I disable the tails-virt-notify-user.service user unit
0.085
And
I log in to a new session
34.132
Then
I see the "The installation of your additional software failed" notification after at most 300 seconds
14.645
And
I can open the Additional Software log file from the notification
5.014
And
the package "cowsay" is not installed
0.670