this derivation will be built:
  /nix/store/19sk6ivhqc9lmr73c1iwfamx5p44k52w-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/19sk6ivhqc9lmr73c1iwfamx5p44k52w-bcachefs-module-7.0.0-30-generic.drv'...