these 3 derivations will be built:
  /nix/store/cc0kkc1r5h97z5jdk472wb0wbjm9d5hf-etc.drv
  /nix/store/49ypaxypn2g09a8315jasaxz9milvgr6-activate.drv
  /nix/store/8wvwa7y20qnb417g9d1y89ss37cg1zq0-nixos-system-tau-26.11.20260927.a98e471.drv