this derivation will be built:
  /nix/store/2v1ncih6rz141g4nhq27qc9fx6jlcb37-interpolate-conformance.drv
building '/nix/store/2v1ncih6rz141g4nhq27qc9fx6jlcb37-interpolate-conformance.drv'
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected

upload niks3: ok