these 2 derivations will be built:
  /nix/store/68hd35x54razdlh0djaa7blz6m5s867h-flake-inputs.drv
  /nix/store/f0va51fxhr3y05j39xaj736gbvdmm970-check-flake-inputs.drv
building '/nix/store/68hd35x54razdlh0djaa7blz6m5s867h-flake-inputs.drv'
building '/nix/store/f0va51fxhr3y05j39xaj736gbvdmm970-check-flake-inputs.drv'

upload niks3: ok