this derivation will be built:
  /nix/store/gj84f8967gskgy7shlwragj48drsdnpx-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/gj84f8967gskgy7shlwragj48drsdnpx-bcachefs-module-7.0.0-38-generic.drv'...