these 4 derivations will be built:
  /nix/store/5dqhwykrhpym6kic5cygkz3fw84sdiqp-etc-nix-registry.json.drv
  /nix/store/fp5hwhzk6mlh710rd5vmwhbnqhalifzx-etc.drv
  /nix/store/1kmbsl0by8xlk6ndfsmcgzms02l6qlgf-activate.drv
  /nix/store/s6kjsq8afv596mnhvdg47932mklsciwv-nixos-system-tau-26.11.20260906.faf77a3.drv