these 2 derivations will be built: /nix/store/aml33fn5s4rcyf5ww2cadzkpr1b3rmqw-flake-inputs.drv /nix/store/kh3dfl8yx02jllalb0az885lfs17q9wp-check-flake-inputs.drv building '/nix/store/aml33fn5s4rcyf5ww2cadzkpr1b3rmqw-flake-inputs.drv' building '/nix/store/kh3dfl8yx02jllalb0az885lfs17q9wp-check-flake-inputs.drv' upload niks3: ok