these 4 derivations will be built:
  /nix/store/88vc6zxrrvh0azx5z2jqpvj2szl32rzk-etc-nix-registry.json.drv
  /nix/store/182a209mbhbh9srw89q3vnq09xinc25q-etc.drv
  /nix/store/qin190lzlfqa5gamww9i9q6mzbxjbg2z-activate.drv
  /nix/store/awvn7sjjzx47sm8k76vi3jc8llwqd2bj-nixos-system-tau-26.11.20260927.a98e471.drv