these 4 derivations will be built:
  /nix/store/227jh4w0blv2pavb8w2rqd5i4xksfk9j-etc-nix-registry.json.drv
  /nix/store/ncmwxqfdkllxclrmzayq0sg3b2zkyg3p-etc.drv
  /nix/store/imhz6pq6j23092m2jxj67nwwky3aya7l-activate.drv
  /nix/store/l1valq74ym02vkip8769p6m7f99pmknl-nixos-system-tau-26.11.20261018.b5f67df.drv