these 2 derivations will be built: /nix/store/2c6c20wpw5n90lzp61qz3xhjn3jpm755-flake-inputs.drv /nix/store/9cmwvbq8imyi59y54nz53z1c1wygpmww-check-flake-inputs.drv building '/nix/store/2c6c20wpw5n90lzp61qz3xhjn3jpm755-flake-inputs.drv' building '/nix/store/9cmwvbq8imyi59y54nz53z1c1wygpmww-check-flake-inputs.drv' upload niks3: ok