this derivation will be built:
  /nix/store/phk8hic6rc36in9hyp144f315xs427xi-flake-inputs.drv
building '/nix/store/phk8hic6rc36in9hyp144f315xs427xi-flake-inputs.drv'

post-build step Upload to niks3: ok
time=2026-08-29T18:22:51.512Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (7 already cached)"
time=2026-08-29T18:22:52.049Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-29T18:22:52.477Z level=INFO msg="Upload complete. (1.412s)"