these 2 derivations will be built:
  /nix/store/5wc3a7i6fhdqkyj0qpp12hcn3ycsajzg-flake-inputs.drv
  /nix/store/avc7cqnlgbkf3wg3vrpf5c2jh2rwjsi1-check-flake-inputs.drv
building '/nix/store/5wc3a7i6fhdqkyj0qpp12hcn3ycsajzg-flake-inputs.drv'
building '/nix/store/avc7cqnlgbkf3wg3vrpf5c2jh2rwjsi1-check-flake-inputs.drv'

upload niks3: ok