Something weird happened with archive at the time of the testing, and the testing failed with: W: Failed to fetch gzip:/var/lib/apt/lists/partial/piatti.debian.org_debian_dists_sid_main_binary-amd64_Packages Hash Sum mismatch Which really have nothing to do with golang. piuparts should probably detect state where apt-get update/upgrade has failed. Full log: http://piuparts.debian.org/sid/fail/golang-go_2011.04.27-2.log O. -- Ondřej Surý <ondrej@sury.org>