these 2 derivations will be built:
  /nix/store/nh5zpf3nkbrbzkx3wmgcrjkdyipdc5vg-driver-configuration.json.drv
  /nix/store/jnhyvc8hffqvf0shjc3f0na0nwg6pazw-test-driver.drv
building '/nix/store/nh5zpf3nkbrbzkx3wmgcrjkdyipdc5vg-driver-configuration.json.drv'
driver-configuration.json> structuredAttrs is enabled
building '/nix/store/jnhyvc8hffqvf0shjc3f0na0nwg6pazw-test-driver.drv'

upload niks3: ok