this derivation will be built:
  /nix/store/71rqxi6amklwp249m99x9srakgq07r34-flake-inputs.drv
building '/nix/store/71rqxi6amklwp249m99x9srakgq07r34-flake-inputs.drv'

post-build step Upload to niks3: ok
time=2026-08-28T04:59:52.522Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (7 already cached)"
time=2026-08-28T04:59:52.905Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-28T04:59:53.304Z level=INFO msg="Upload complete. (971ms)"