this derivation will be built:
  /nix/store/a23l1qiy0sx6vdr8b9jf4zrzqaf9km04-interpolate-conformance.drv
building '/nix/store/a23l1qiy0sx6vdr8b9jf4zrzqaf9km04-interpolate-conformance.drv'
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected

upload niks3: ok