this derivation will be built:
  /nix/store/is05gh4xr8d7jazc7b1hr0s8sz29flan-interpolate-conformance.drv
building '/nix/store/is05gh4xr8d7jazc7b1hr0s8sz29flan-interpolate-conformance.drv'
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected

upload niks3: ok