this derivation will be built:
  /nix/store/87cn3dfywri7j9dmv1x4vnvsrsih3133-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/87cn3dfywri7j9dmv1x4vnvsrsih3133-bcachefs-module-7.0.0-38-generic.drv'...