this derivation will be built:
  /nix/store/3bg3wcw6l2w22dcf29k158sqf29pr6hv-interpolate-conformance.drv
building '/nix/store/3bg3wcw6l2w22dcf29k158sqf29pr6hv-interpolate-conformance.drv'
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected

upload niks3: ok