[DRE-maint] Bug#987113: ruby-librarian: autopkgtest failure: times out everywhere

[Evgeni Golov]

Moin,

On Sat, Apr 17, 2021 at 10:20:45PM +0200, Paul Gevers wrote:
> Librarian::Mock::Cli
>   version
> autopkgtest [04:30:22]: ERROR: timed out on command "su -s /bin/bash

poking around this…
the tests pass fine as long the deb is not installed (so it's only
running from the source checkout), and freeze instantly when it is.

(I can repro in a clean bullseye container, without autopkgtest/debci
involved at all: rake -f debian/ruby-tests.rake)