this derivation will be built:
  /nix/store/l825d8vsparcynq9cn12v9538mx3i11h-flake-inputs.drv
building '/nix/store/l825d8vsparcynq9cn12v9538mx3i11h-flake-inputs.drv'

post-build step Upload to niks3: ok
time=2026-08-29T19:04:40.026Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (7 already cached)"
time=2026-08-29T19:04:40.413Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-29T19:04:40.726Z level=INFO msg="Upload complete. (817ms)"