this derivation will be built:
  /nix/store/v0afx8n5ggj00y50k6qrsqvl95kcb8r9-docs-reference-current-test.drv
building '/nix/store/v0afx8n5ggj00y50k6qrsqvl95kcb8r9-docs-reference-current-test.drv'
docs-reference-current-test> docs/reference matches the option tree

post-build step Upload to niks3: ok
time=2026-09-09T04:18:31.473Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-09-09T04:18:32.139Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-09T04:18:32.201Z level=INFO msg="Upload complete. (753ms)"