this derivation will be built:
  /nix/store/8451j0wq9h524qqqsx69ba6vilqgj6wp-interpolate-conformance.drv
building '/nix/store/8451j0wq9h524qqqsx69ba6vilqgj6wp-interpolate-conformance.drv'
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected

upload niks3: ok