these 2 derivations will be built: /nix/store/q91y7bq9lfz1zz77mnzalbiij088vskn-flake-inputs.drv /nix/store/djvk4sz9589hhqb8xd23fm0kyj6j9z8b-check-flake-inputs.drv building '/nix/store/q91y7bq9lfz1zz77mnzalbiij088vskn-flake-inputs.drv' building '/nix/store/djvk4sz9589hhqb8xd23fm0kyj6j9z8b-check-flake-inputs.drv' upload niks3: ok