this derivation will be built:
  /nix/store/2b1w8rf831l82m57q9h898a5kr4m0bhd-interpolate-conformance.drv
building '/nix/store/2b1w8rf831l82m57q9h898a5kr4m0bhd-interpolate-conformance.drv'
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected

upload niks3: ok