these 4 derivations will be built: /nix/store/blb1q9cj35z52d3ycf2lfbja9v27vj3m-etc-nix-registry.json.drv /nix/store/czhzxqsmkly7qph07canlbs8mjc78pc7-etc.drv /nix/store/58qhlc72aa0b20bzzb0g656bdys13ni1-activate.drv /nix/store/a2acfj072ir3svif24l3pdcs5lzhx7j0-nixos-system-rho-26.11.20261108.ff8b272.drv