this derivation will be built:
  /nix/store/s5bn5nq7j5pi4vpsblmc5ljf5bq4m4km-interpolate-conformance.drv
building '/nix/store/s5bn5nq7j5pi4vpsblmc5ljf5bq4m4km-interpolate-conformance.drv'
interpolate-conformance> 9 cases: Nix interpolate == Python interpolate == expected

post-build step Upload to niks3: ok
time=2026-08-28T05:15:58.286Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-28T05:15:58.784Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-28T05:15:59.155Z level=INFO msg="Upload complete. (935ms)"