this derivation will be built:
  /nix/store/bib8n1z0kdgf8m4pqs25832v9jbg9ynx-interpolate-conformance.drv
building '/nix/store/bib8n1z0kdgf8m4pqs25832v9jbg9ynx-interpolate-conformance.drv'
interpolate-conformance> 10 cases: Nix interpolate == Python interpolate == expected

upload niks3: ok