this derivation will be built:
  /nix/store/qnzd9qjh405iiyzazhz3fhfj4b4bq2l1-flake-inputs.drv
building '/nix/store/qnzd9qjh405iiyzazhz3fhfj4b4bq2l1-flake-inputs.drv'

post-build step Upload to niks3: ok
time=2026-08-25T11:29:35.461Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (7 already cached)"
time=2026-08-25T11:29:35.965Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-25T11:29:36.371Z level=INFO msg="Upload complete. (1.036s)"