this derivation will be built:
  /nix/store/ky7v826q9zg07x2h07z5fh8gi65cjy8q-interpolate-conformance.drv
building '/nix/store/ky7v826q9zg07x2h07z5fh8gi65cjy8q-interpolate-conformance.drv'
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected

upload niks3: ok