these 4 derivations will be built:
  /nix/store/4h3x4hqw1vmqiqvaz2fv62vddwf8bxc7-etc-nix-registry.json.drv
  /nix/store/sq738w819c0y8w74x2b0mpx3aicmqfn9-etc.drv
  /nix/store/1p0mnji20n85x7z52gxjmv4viashbyrr-activate.drv
  /nix/store/1sfnvv596imy8ym586f6440rqim3k6bm-nixos-system-tau-26.11.20260906.faf77a3.drv