this derivation will be built:
  /nix/store/hp4978629vxvg0v54jj2r9f65a7qdbn3-interpolate-conformance.drv
building '/nix/store/hp4978629vxvg0v54jj2r9f65a7qdbn3-interpolate-conformance.drv'
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected

upload niks3: ok