this derivation will be built:
  /nix/store/m4mffj25yp6q9cd5x83f69j4sjq72j7s-interpolate-conformance.drv
building '/nix/store/m4mffj25yp6q9cd5x83f69j4sjq72j7s-interpolate-conformance.drv'
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected

upload niks3: ok