these 3 derivations will be built:
  /nix/store/jcjrv2jxfb32v3vy121jlq6ccs8kdwzk-etc.drv
  /nix/store/afx4gd18ah47zb7i04ylk7x9m1rvibr0-activate.drv
  /nix/store/lfmbg7r6i3lqiqb4sq0yp52fw4ic17lq-nixos-system-tau-26.11.20260920.5baae1f.drv