this derivation will be built:
  /nix/store/c914gda6s6dp0qva6c8hd9411mrgvdqa-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/c914gda6s6dp0qva6c8hd9411mrgvdqa-bcachefs-module-7.0.0-39-generic.drv'...