this derivation will be built:
  /nix/store/f18rlyc5hqdljyr30f01jb8rh1g9hzwz-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/f18rlyc5hqdljyr30f01jb8rh1g9hzwz-bcachefs-module-7.0.0-31-generic.drv'...