this derivation will be built:
  /nix/store/arvxgb4byblwkdqgxj5qq8j85ks9frs8-iets-ast-grep.drv
building '/nix/store/arvxgb4byblwkdqgxj5qq8j85ks9frs8-iets-ast-grep.drv'

upload niks3: ok