these 2 derivations will be built:
  /nix/store/q97mqzf3hvgk85fjlgv5ax24s4r33r66-test-drv-canary-actual.drv
  /nix/store/vqa9a1bfz76yy5s58fmi63xrnd9mi38r-test-drv-canary.drv
building '/nix/store/q97mqzf3hvgk85fjlgv5ax24s4r33r66-test-drv-canary-actual.drv'
building '/nix/store/vqa9a1bfz76yy5s58fmi63xrnd9mi38r-test-drv-canary.drv'

upload niks3: ok