this derivation will be built:
  /nix/store/4klw2qv4bmvikk09rbqspki518wa79iz-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/4klw2qv4bmvikk09rbqspki518wa79iz-bcachefs-module-7.0.0-34-generic.drv'...