Hi, Here's the failing command output: # guix pull Updating channel 'guix' from Git repository at 'https://git.savannah.gnu.org/git/guix.git'... Authenticating channel 'guix', commits 9edb3f6 to dda555f (17,297 new commits)... Building from this channel: guix https://git.savannah.gnu.org/git/guix.git dda555f substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% building /gnu/store/k5ayqyakr8hi4lqs2vsprflbdn7iikyg-compute-guix-derivation.drv... substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% /substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% building /gnu/store/rffgxc50vcqd5f05yyc9sp2cqcf6mfhg-linux-libre-headers-5.10.35.drv... substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% | 'unpack' phaseguix pull: error: You found a bug: the program '/gnu/store/8yz64sjw2fpamsrs5j91d3svqdyn6rsq-compute-guix-derivation' failed to compute the derivation for Guix (version: "dda555feadf4fce11e792555258f1c9a52f19466"; system: "armhf-linux"; host version: "1.3.0"; pull-version: 1). Please report the COMPLETE output above by email to . The device is a Galaxy SIII (GT-I9300) running Parabola with the Replicant 11 kernel. It has a 32bit ARM CPU. Denis.