these 2 derivations will be built:
  /nix/store/p7ai3pa723p1bkrcw06vdrq9v4fi123w-flake-inputs.drv
  /nix/store/3hf3wdlxxqw5wj54f61y86ksng21nrr2-check-flake-inputs.drv
building '/nix/store/p7ai3pa723p1bkrcw06vdrq9v4fi123w-flake-inputs.drv'
building '/nix/store/3hf3wdlxxqw5wj54f61y86ksng21nrr2-check-flake-inputs.drv'

upload niks3: ok