[DRE-maint] Bug#1016272: ruby-kramdown: FTBFS: ERROR: Test "ruby3.0" failed: ArgumentError: invalid byte sequence in UTF-8

[Lucas Nussbaum]

Source: ruby-kramdown
Version: 2.4.0-1
Severity: serious
Justification: FTBFS
Tags: bookworm sid ftbfs
User: lucas at debian.org
Usertags: ftbfs-20220728 ftbfs-bookworm

Hi,

During a rebuild of all packages in sid, your package failed to build
on amd64.


Relevant part (hopefully):
> ArgumentError: invalid byte sequence in UTF-8
>     /<<PKGBUILDDIR>>/test/test_files.rb:153:in `scan'
>     /<<PKGBUILDDIR>>/test/test_files.rb:153:in `block (3 levels) in <class:TestFiles>'
>     /usr/lib/ruby/3.0.0/tmpdir.rb:96:in `mktmpdir'
>     /<<PKGBUILDDIR>>/test/test_files.rb:147:in `block (2 levels) in <class:TestFiles>'
> 
> 2441 runs, 174451 assertions, 0 failures, 181 errors, 0 skips
> rake aborted!
> Command failed with status (1): [ruby -w -I"test" /usr/share/rubygems-integration/all/gems/rake-13.0.6/lib/rake/rake_test_loader.rb "test/test_files.rb" "test/test_location.rb" "test/test_string_scanner_kramdown.rb" -v]
> /usr/share/rubygems-integration/all/gems/rake-13.0.6/exe/rake:27:in `<top (required)>'
> Tasks: TOP => default
> (See full trace by running task with --trace)
> ERROR: Test "ruby3.0" failed: 


The full build log is available from:
http://qa-logs.debian.net/2022/07/28/ruby-kramdown_2.4.0-1_unstable.log

All bugs filed during this archive rebuild are listed at:
https://bugs.debian.org/cgi-bin/pkgreport.cgi?tag=ftbfs-20220728;users=lucas@debian.org
or:
https://udd.debian.org/bugs/?release=na&merged=ign&fnewerval=7&flastmodval=7&fusertag=only&fusertagtag=ftbfs-20220728&fusertaguser=lucas@debian.org&allbugs=1&cseverity=1&ctags=1&caffected=1#results

A list of current common problems and possible solutions is available at
http://wiki.debian.org/qa.debian.org/FTBFS . You're welcome to contribute!

If you reassign this bug to another package, please marking it as 'affects'-ing
this package. See https://www.debian.org/Bugs/server-control#affects

If you fail to reproduce this, please provide a build log and diff it with mine
so that we can identify if something relevant changed in the meantime.