this derivation will be built:
  /nix/store/kgl207vl07b20zmvrn70030zqw513za8-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/kgl207vl07b20zmvrn70030zqw513za8-bcachefs-module-7.0.0-39-generic.drv'...