this derivation will be built:
  /nix/store/8x01z1316jq7rf1n7m2gb8r31mvj0xn8-argunix-config-smoke.drv
argunix-config-smoke> --- daemon stderr ---
argunix-config-smoke> {"timestamp":"2026-06-19T05:27:18.444942Z","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":"2026-06-19T05:27:18.556748Z","level":"INFO","fields":{"message":"config loaded","repos":1,"forges":1,"binary_caches":0},"target":"argunix"}