this derivation will be built:
  /nix/store/s0h29zsv798x6k3f10j8qn3j0c87fk5b-interpolate-conformance.drv
building '/nix/store/s0h29zsv798x6k3f10j8qn3j0c87fk5b-interpolate-conformance.drv'
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected

upload niks3: ok