this derivation will be built:
  /nix/store/mfa5zrqsmhilz4p9pfsk9mndqakrcms2-argunix-build-smoke.drv
argunix-build-smoke> --- summary ---
argunix-build-smoke> eval=1 cached=1 success=1 failure=1 skipped=0 errors=0
argunix-build-smoke> --- daemon stderr (tail) ---
argunix-build-smoke> {"timestamp":"2026-06-13T12:22:02.864964Z","level":"INFO","fields":{"message":"evaluation started","repo_id":1,"eval_id":1},"target":"argunix"}
argunix-build-smoke> {"timestamp":"2026-06-13T12:22:02.871564Z","level":"INFO","fields":{"message":"evaluation finished","count":3},"target":"argunix"}
argunix-build-smoke> {"timestamp":"2026-06-13T12:22:02.874989Z","level":"INFO","fields":{"message":"local store hit","job_id":1,"output":"/nix/store/cccc-cached"},"target":"argunix"}
argunix-build-smoke> attr_path|status
argunix-build-smoke> packages.x86_64-linux.cached|cached
argunix-build-smoke> packages.x86_64-linux.succeed|success
argunix-build-smoke> packages.x86_64-linux.fail|failure
argunix-build-smoke> --- statuses ---
argunix-build-smoke> cached,failure,success,
argunix-build-smoke> attr_path|status|log_path|output_path
argunix-build-smoke> packages.x86_64-linux.cached|cached||/nix/store/cccc-cached
argunix-build-smoke> packages.x86_64-linux.fail|failure|/build/tmp.pe6hTxdwsj/logs/1/1/3.log.zst|
argunix-build-smoke> packages.x86_64-linux.succeed|success|/build/tmp.pe6hTxdwsj/logs/1/1/2.log.zst|/nix/store/dddd-succeed
argunix-build-smoke> cached_log=[]
argunix-build-smoke> succeed_log=[/build/tmp.pe6hTxdwsj/logs/1/1/2.log.zst]
argunix-build-smoke> fail_log=[/build/tmp.pe6hTxdwsj/logs/1/1/3.log.zst]
argunix-build-smoke> --- gcroots tree ---
argunix-build-smoke>    131182      4 drwxr-xr-x   3 nixbld   nixbld       4096 Jun 13 12:22 /build/tmp.pe6hTxdwsj/gcroots
argunix-build-smoke>    131203      4 drwxr-xr-x   3 nixbld   nixbld       4096 Jun 13 12:22 /build/tmp.pe6hTxdwsj/gcroots/1
argunix-build-smoke>    131297      4 drwxr-xr-x   2 nixbld   nixbld       4096 Jun 13 12:22 /build/tmp.pe6hTxdwsj/gcroots/1/1
argunix-build-smoke>    131298      0 lrwxrwxrwx   1 nixbld   nixbld         23 Jun 13 12:22 /build/tmp.pe6hTxdwsj/gcroots/1/1/2 -> /nix/store/dddd-succeed