this derivation will be built:
  /nix/store/f1xd9hb9incjdbss5k0n3ib51xg2szr8-argunix-config-smoke.drv
argunix-config-smoke> --- daemon stderr ---
argunix-config-smoke> {"timestamp":"2026-09-04T15:11:59.479715Z","level":"INFO","fields":{"message":"config loaded","repos":1,"forges":1,"binary_caches":0},"target":"argunix"}
argunix-config-smoke> --- daemon stdout ---
argunix-config-smoke> ready
argunix-config-smoke> --- assertions ---
argunix-config-smoke> {"timestamp":"2026-09-04T15:11:59.573138Z","level":"INFO","fields":{"message":"config loaded","repos":1,"forges":1,"binary_caches":0},"target":"argunix"}