these 3 derivations will be built:
  /nix/store/669a8dygzmnqz8znfr45gs8n0w3fq5fp-etc.drv
  /nix/store/hcyr4pxna4jzpm81in2xq0vnswgyz25v-activate.drv
  /nix/store/iylb9a7baz9zapnbqs97sw8p4br0zl81-nixos-system-tau-26.11.20260927.a98e471.drv