this derivation will be built:
  /nix/store/3nrdn4z93g82qys2n657z6qvp4zml4nb-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/3nrdn4z93g82qys2n657z6qvp4zml4nb-bcachefs-module-7.0.0-39-generic.drv'...