these 2 derivations will be built:
  /nix/store/6mzskfqnz6ncwlax2mwdhrh6hpqpxvwq-flake-inputs.drv
  /nix/store/0aia1xwkg3789gwn9g38b5km5fb3yirq-check-flake-inputs.drv
building '/nix/store/6mzskfqnz6ncwlax2mwdhrh6hpqpxvwq-flake-inputs.drv'
building '/nix/store/0aia1xwkg3789gwn9g38b5km5fb3yirq-check-flake-inputs.drv'

upload niks3: ok