this derivation will be built:
  /nix/store/c187fhb7d6igpvzz6zs3na3n6plpzzw1-interpolate-conformance.drv
building '/nix/store/c187fhb7d6igpvzz6zs3na3n6plpzzw1-interpolate-conformance.drv'
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected

upload niks3: ok