these 2 derivations will be built:
  /nix/store/3544ln3xr8xvdvl2xd92bkn5zknx8y6c-flake-inputs.drv
  /nix/store/bbsjc22dq8k11fysxaipzjsm17adq89w-check-flake-inputs.drv
building '/nix/store/3544ln3xr8xvdvl2xd92bkn5zknx8y6c-flake-inputs.drv'
building '/nix/store/bbsjc22dq8k11fysxaipzjsm17adq89w-check-flake-inputs.drv'

upload niks3: ok