this derivation will be built:
  /nix/store/a4j7fddx7mf61rc6a1y7ifljfsa3hdz1-docs-reference-current-test.drv
building '/nix/store/a4j7fddx7mf61rc6a1y7ifljfsa3hdz1-docs-reference-current-test.drv'
docs-reference-current-test> docs/reference matches the option tree

post-build step Upload to niks3: ok
time=2026-09-03T17:06:52.297Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-09-03T17:06:52.481Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-03T17:06:53.177Z level=INFO msg="Upload complete. (909ms)"