Your bug report #41209: AVR toolchain fails to build which was filed against the guix package, has been closed. The explanation is attached below, along with your original report. If you require more details, please reply to 41209@debbugs.gnu.org. -- 41209: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=41209 GNU Bug Tracking System Contact help-debbugs@gnu.org with problems