these 2 derivations will be built:
  /nix/store/b60mdl3w3njcpkh633igqi0a4968dy6n-driver-configuration.json.drv
  /nix/store/x6nvm70ng16ij3csdy46cmpwx06pjrl8-test-driver.drv
building '/nix/store/b60mdl3w3njcpkh633igqi0a4968dy6n-driver-configuration.json.drv'
driver-configuration.json> structuredAttrs is enabled
building '/nix/store/x6nvm70ng16ij3csdy46cmpwx06pjrl8-test-driver.drv'

upload niks3: ok