these 4 derivations will be built:
  /nix/store/41fapw5xrvb9q342vhjp52jsim34bzr7-etc-nix-registry.json.drv
  /nix/store/g8b8s97c7h4zwsjwdvwlyl2may5l2vl3-etc.drv
  /nix/store/hdyws7hzmwaa8w458l9d4q0kxgn8rp79-activate.drv
  /nix/store/i73rvg68ypwfb0cq4qx5n8b4pzals42m-nixos-system-tau-26.11.20260920.5baae1f.drv