this derivation will be built:
  /nix/store/q17gcjl5nmg4zs8b5v7n3iiv44gnid4m-interpolate-conformance.drv
building '/nix/store/q17gcjl5nmg4zs8b5v7n3iiv44gnid4m-interpolate-conformance.drv'
interpolate-conformance> 9 cases: Nix interpolate == Python interpolate == expected

post-build step Upload to niks3: ok
time=2026-08-29T18:22:46.845Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-29T18:22:47.239Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-29T18:22:47.610Z level=INFO msg="Upload complete. (1.08s)"