these 4 derivations will be built:
  /nix/store/cn4lzh339vf3is1n0bm3h393d17hj8lh-etc-nix-registry.json.drv
  /nix/store/jzbvd5cpk1r2l0ifpa36xnnar2f9qrdi-etc.drv
  /nix/store/n949slvp9cn779pkyklkx4ymsvl8cmml-activate.drv
  /nix/store/jhknnq1nbv1q8hia3jihfplpjdxdlm7m-nixos-system-tau-26.11.20260920.5baae1f.drv