this derivation will be built:
  /nix/store/4zkp1b6im7vw8w8m5s8cjic0kndpbyky-interpolate-conformance.drv
building '/nix/store/4zkp1b6im7vw8w8m5s8cjic0kndpbyky-interpolate-conformance.drv'
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected

upload niks3: ok