this derivation will be built:
  /nix/store/r6ag7d7zff2dsic9ifj2l1ld5wg9k8l4-flake-inputs.drv
building '/nix/store/r6ag7d7zff2dsic9ifj2l1ld5wg9k8l4-flake-inputs.drv'

post-build step Upload to niks3: ok
time=2026-08-25T04:24:11.149Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (7 already cached)"
time=2026-08-25T04:24:11.574Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-25T04:24:11.914Z level=INFO msg="Upload complete. (1.29s)"