these 4 derivations will be built:
  /nix/store/asm0apy83pmdrf03arp3byks1wh0myh4-etc-nix-registry.json.drv
  /nix/store/a8vn8bq4d1ia4h0jfasrb34p2lwb72vb-etc.drv
  /nix/store/s3s1vbvfjmifn70yqpzkjndlp9m9acay-activate.drv
  /nix/store/cyrklw457b70np931yk7379pj6175r3q-nixos-system-tau-26.11.20260927.a98e471.drv