this derivation will be built:
  /nix/store/abm6ifcfiydm4fs9pw506ivkhy6gjcs1-hvw-clan-eval.drv
building '/nix/store/abm6ifcfiydm4fs9pw506ivkhy6gjcs1-hvw-clan-eval.drv'
hvw-clan-eval> structuredAttrs is enabled

upload niks3: ok