these 4 derivations will be built:
  /nix/store/hcm02lr16373mlyyl4r9jqxmjp9l9j6m-etc-nix-registry.json.drv
  /nix/store/gv8ngxljzhmfmlrqap4c4vm96b43wiq1-etc.drv
  /nix/store/1j7pb6d16w5720slmsf9aps72cqki57d-activate.drv
  /nix/store/32382dvsipwr73cjrcw4z52slqs88i9d-nixos-system-tau-26.11.20260906.faf77a3.drv