these 3 derivations will be built:
  /nix/store/3fwk223njay2rrmqzmfjmazf3pzj10r3-etc.drv
  /nix/store/98jf6386lfq2vh7r50jwjnb6dwxk8019-activate.drv
  /nix/store/khj1ybs2bhb98d9w8za43r829agz8rv2-nixos-system-tau-26.11.20260927.a98e471.drv