these 4 derivations will be built:
  /nix/store/ccqqv8rmna5jfw1hnwfblrrfb7il9jlw-etc-nix-registry.json.drv
  /nix/store/2m3wfdaz84wv3np2ilpmbq5s52v6s7bi-etc.drv
  /nix/store/cd3099ij5gv2sxhcj4ijb9j1v3xxzbap-activate.drv
  /nix/store/x1z1qlg8j4vfbsh3dxcvxr24z720y5bp-nixos-system-tau-26.11.20260920.5baae1f.drv