this derivation will be built:
  /nix/store/n6w7gi5a16463wrb8x147i00l63q2rxm-interpolate-conformance.drv
building '/nix/store/n6w7gi5a16463wrb8x147i00l63q2rxm-interpolate-conformance.drv'
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected

upload niks3: ok