this derivation will be built:
  /nix/store/d3rk8c4sj2lsmyhvnz7wzgacxxv95igr-docs-reference-current-test.drv
building '/nix/store/d3rk8c4sj2lsmyhvnz7wzgacxxv95igr-docs-reference-current-test.drv'
docs-reference-current-test> docs/reference matches the option tree

post-build step Upload to niks3: ok
time=2026-09-01T14:21:57.715Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-09-01T14:21:58.118Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-01T14:21:59.062Z level=INFO msg="Upload complete. (1.4s)"