this derivation will be built:
  /nix/store/kkvjwdgqcgba2q69xyb6hd95k6m6r36a-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/kkvjwdgqcgba2q69xyb6hd95k6m6r36a-bcachefs-module-7.0.0-34-generic.drv'...