this derivation will be built:
  /nix/store/h9baqycwdgg23sqkpzfhy9mc5jx9gv63-flake-inputs.drv
building '/nix/store/h9baqycwdgg23sqkpzfhy9mc5jx9gv63-flake-inputs.drv'

post-build step Upload to niks3: ok
time=2026-08-28T03:02:36.319Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (7 already cached)"
time=2026-08-28T03:02:36.632Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-28T03:02:36.938Z level=INFO msg="Upload complete. (909ms)"