these 4 derivations will be built:
  /nix/store/kcba7ksydsb2ahpil5vfv0i76ms0irz2-etc-nix-registry.json.drv
  /nix/store/mm3ki4xmx5piklzqdy7y5p9vxcqj7my2-etc.drv
  /nix/store/qwaqvjnvssqpggww0h9z41p0r5np1dy2-activate.drv
  /nix/store/qpl7kmr3327fb5xr4l3qczpr7jng7qr0-nixos-system-tau-26.11.20260830.f20ff57.drv