this derivation will be built:
  /nix/store/kzaihfpw7qdd946j0m57qdzqm9vdwg1z-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/kzaihfpw7qdd946j0m57qdzqm9vdwg1z-bcachefs-module-7.0.0-38-generic.drv'...