this derivation will be built:
  /nix/store/krn2qgn4vk319l0971si2qhbjgdh0wrg-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/krn2qgn4vk319l0971si2qhbjgdh0wrg-bcachefs-module-7.0.0-34-generic.drv'...