Your bug report #46967: Connection reuse for substitutes breaks with gzip 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 46967@debbugs.gnu.org. -- 46967: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=46967 GNU Bug Tracking System Contact help-debbugs@gnu.org with problems