these 4 derivations will be built:
  /nix/store/b1w5f0j7vsmq39bni7pgzkqwrjna8vp5-etc-nix-registry.json.drv
  /nix/store/1894hqlii0wpzwqqk19qmb0qg5771jm9-etc.drv
  /nix/store/7i4777g7y15cr6ngxx1gq186pnvqbwci-activate.drv
  /nix/store/jss9ic6q1a9yjim580q0bn19wkyml8lv-nixos-system-tau-26.11.20261018.b5f67df.drv