these 2 derivations will be built: /nix/store/pdv05hzg70chhyqq9aarlvq9jhjckgxp-flake-inputs.drv /nix/store/09cmyf52vfakj510fnyafsaljk1w1sj7-check-flake-inputs.drv building '/nix/store/pdv05hzg70chhyqq9aarlvq9jhjckgxp-flake-inputs.drv' building '/nix/store/09cmyf52vfakj510fnyafsaljk1w1sj7-check-flake-inputs.drv' upload niks3: ok