these 4 derivations will be built:
  /nix/store/4r6vk69dldi4zm22308s5cs0bz5ydcb0-etc-nix-registry.json.drv
  /nix/store/xf1143npmcvh1yqsrrbpvv8a1dl02mp2-etc.drv
  /nix/store/mdyxz950gxvld28lrg3zgb0h161w3pg3-activate.drv
  /nix/store/qh4xrxdx9vlf95bd2kknp097k79hgl43-nixos-system-tau-26.11.20260816.d16c04c.drv