these 3 derivations will be built:
  /nix/store/x9b75jqadnpvx47h92qnarl48qpdncxq-etc.drv
  /nix/store/jjyy0b6h04wk18vp84ja92czmkzl51gs-activate.drv
  /nix/store/6gbcwj0pck56l0bgm0a3x2ik8zfdj1jw-nixos-system-tau-26.11.20260920.5baae1f.drv