these 2 derivations will be built: /nix/store/qjdarhf4bdhfmdfg2sggrm5jnc29bvvj-flake-inputs.drv /nix/store/4xjrza32irgr9fz5m53vgj3745fc0ki8-check-flake-inputs.drv building '/nix/store/qjdarhf4bdhfmdfg2sggrm5jnc29bvvj-flake-inputs.drv' building '/nix/store/4xjrza32irgr9fz5m53vgj3745fc0ki8-check-flake-inputs.drv' upload niks3: ok