these 2 derivations will be built:
  /nix/store/4q9ln1p0h557m36ymig2ir0ifyh5wiqb-flake-inputs.drv
  /nix/store/fjlyrgd443qk162nzld5vv05qdbbc6wa-check-flake-inputs.drv
building '/nix/store/4q9ln1p0h557m36ymig2ir0ifyh5wiqb-flake-inputs.drv'
building '/nix/store/fjlyrgd443qk162nzld5vv05qdbbc6wa-check-flake-inputs.drv'

upload niks3: ok