this derivation will be built:
  /nix/store/k8827yjsndrxx0zgybwx5cig6xv3mk9h-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/k8827yjsndrxx0zgybwx5cig6xv3mk9h-bcachefs-module-7.0.0-39-generic.drv'...