these 4 derivations will be built:
  /nix/store/hwb2s286gkvqnnm643frihmda917wdr9-etc-nix-registry.json.drv
  /nix/store/ljzl53h48c71m9rnv819mzafz45ag426-etc.drv
  /nix/store/d6816mad43pw4f0fz1cfhmgz0z1jzprl-activate.drv
  /nix/store/vd4i33vmbj1xxsrhwna51vgvsrrx0shw-nixos-system-tau-26.11.20260927.a98e471.drv