this derivation will be built:
  /nix/store/572y96fgaknzflnbsalspln5gzdsiz6q-flake-inputs.drv
building '/nix/store/572y96fgaknzflnbsalspln5gzdsiz6q-flake-inputs.drv'

post-build step Upload to niks3: ok
time=2026-08-29T13:39:48.021Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (7 already cached)"
time=2026-08-29T13:39:48.422Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-29T13:39:48.817Z level=INFO msg="Upload complete. (945ms)"