these 4 derivations will be built:
  /nix/store/m6xgsx6ndzp7w0nq610lwngibrrgxxcy-etc-nix-registry.json.drv
  /nix/store/w689zzgi12wn0397di59aynbnihgaikj-etc.drv
  /nix/store/bdkczdaf5llaxfljn5ww80h3idvy44js-activate.drv
  /nix/store/j4ydld5z10ihp90rjkm63xinkn3i1l64-nixos-system-tau-26.11.20260830.f20ff57.drv