And
I start Tails from USB drive "__internal" with network unplugged
1:9.136
And
I enable persistence
14.696
And
I remove the "cowsay" deb files from the APT cache
0.055
And
I disable the tails-virt-notify-user.service user unit
0.084
And
I log in to a new session
45.597
Then
I see the "The installation of your additional software failed" notification after at most 300 seconds
13.114
And
I can open the Additional Software log file from the notification
6.035
And
the package "cowsay" is not installed
1.026