these 4 derivations will be built:
  /nix/store/3bch9w5j4218w21fj9a674mdfpm7105m-etc-nix-registry.json.drv
  /nix/store/2hdhw0rx7ziwk5sy98hqw2madg8gqd4p-etc.drv
  /nix/store/jsmm1cskn3dpdyrypvaajki8ambd2z1w-activate.drv
  /nix/store/jyqmah4j3c71nn5qg046fkidwlwgphwm-nixos-system-tau-26.11.20260920.5baae1f.drv