this derivation will be built:
  /nix/store/ll9p87px4pxfd71kmky7vi9w9q1h9200-bcachefs-module-7.0.0-14-generic.drv
building '/nix/store/ll9p87px4pxfd71kmky7vi9w9q1h9200-bcachefs-module-7.0.0-14-generic.drv'...