this derivation will be built:
  /nix/store/wd7gy9m230a2hzhpyajl0wlrqnny4v91-docs-reference-current-test.drv
building '/nix/store/wd7gy9m230a2hzhpyajl0wlrqnny4v91-docs-reference-current-test.drv'
docs-reference-current-test> docs/reference matches the option tree

post-build step Upload to niks3: ok
time=2026-09-01T17:10:48.082Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-09-01T17:10:49.327Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-01T17:10:49.734Z level=INFO msg="Upload complete. (1.72s)"