these 4 derivations will be built:
  /nix/store/kw49pfbh4xzzmc2ma1f7rvhbzlylhq30-etc-nix-registry.json.drv
  /nix/store/ljc946gwjj76hsr18zk54k61gps8ym9n-etc.drv
  /nix/store/p70jpk9xy1wgh1nfzn0hczgd8vryn3i4-activate.drv
  /nix/store/zm3gjy6fdwk3xf2hvpkppgkrmahsidck-nixos-system-tau-26.11.20260927.a98e471.drv