this derivation will be built:
  /nix/store/3nmmkd0l6m1qv7hxr13f4gr1zx4lm7i4-interpolate-conformance.drv
building '/nix/store/3nmmkd0l6m1qv7hxr13f4gr1zx4lm7i4-interpolate-conformance.drv'
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected

upload niks3: ok