these 3 derivations will be built:
  /nix/store/1vqawsg939kzlja1g1qcvbq5xzv497s6-etc.drv
  /nix/store/29haa6mhsgvsj1slgrjzva70ivia0a2v-activate.drv
  /nix/store/xpc8wjd6xc08r0p9lkipac4lc3dqc6lk-nixos-system-tau-26.11.20261018.b5f67df.drv