these 4 derivations will be built:
  /nix/store/7wfx03znlvpqh84089gnl8lbx6di79za-etc-nix-registry.json.drv
  /nix/store/i7scl4g2zipvc23gg5084g932c96i903-etc.drv
  /nix/store/dixjzhc0b2x6lgqmi0i6gclzdw73xbyy-activate.drv
  /nix/store/iff3fqdhf89ivzk8xyhl0wwkd6a3n718-nixos-system-tau-26.11.20260927.a98e471.drv