these 2 derivations will be built: /nix/store/i8yqcmgx7ypdk7jg6bafv7zzcj1zkqqa-flake-inputs.drv /nix/store/0pgx6pp82j83sdrvygz08p6pvf15h1v6-check-flake-inputs.drv building '/nix/store/i8yqcmgx7ypdk7jg6bafv7zzcj1zkqqa-flake-inputs.drv' building '/nix/store/0pgx6pp82j83sdrvygz08p6pvf15h1v6-check-flake-inputs.drv' upload niks3: ok