these 3 derivations will be built:
  /nix/store/n1gclgqcn6f0mc08whc3xvpn4aj2pfcc-etc.drv
  /nix/store/xhdpg0xc3y49glb1snbg1xr771ml7rki-activate.drv
  /nix/store/kl1cbpxbd972m6gxcjxyv32a3lp3jizl-nixos-system-tau-26.11.20260707.b2ada18.drv