these 2 derivations will be built: /nix/store/wi4gs0wv6rfas2znvp2fc4i995fmnl8y-flake-inputs.drv /nix/store/qyj4qjnzkzsrl2db00kkyxb2jnysmr02-check-flake-inputs.drv building '/nix/store/wi4gs0wv6rfas2znvp2fc4i995fmnl8y-flake-inputs.drv' building '/nix/store/qyj4qjnzkzsrl2db00kkyxb2jnysmr02-check-flake-inputs.drv' upload niks3: ok