these 3 derivations will be built:
  /nix/store/7v57f05ip69rkg90kz0y5lyh94lbvvqp-test-script.drv
  /nix/store/j2vjr6szxbkic3pgxxm0w8vzjb20rl3l-driver-configuration.json.drv
  /nix/store/4sky8jjvb6rwca0sxi2rg80jlmxbdn4r-test-driver.drv
building '/nix/store/7v57f05ip69rkg90kz0y5lyh94lbvvqp-test-script.drv'
test-script> structuredAttrs is enabled
building '/nix/store/j2vjr6szxbkic3pgxxm0w8vzjb20rl3l-driver-configuration.json.drv'
driver-configuration.json> structuredAttrs is enabled
building '/nix/store/4sky8jjvb6rwca0sxi2rg80jlmxbdn4r-test-driver.drv'
test-driver> structuredAttrs is enabled

upload niks3: ok