this derivation will be built:
  /nix/store/8a7qdral6xsmmwv3ajcl5wwryc1w4hvl-flake-inputs.drv
building '/nix/store/8a7qdral6xsmmwv3ajcl5wwryc1w4hvl-flake-inputs.drv'

post-build step Upload to niks3: ok
time=2026-08-25T19:17:01.434Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (7 already cached)"
time=2026-08-25T19:17:01.793Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-25T19:17:02.162Z level=INFO msg="Upload complete. (845ms)"