these 2 derivations will be built: /nix/store/0pivgd1a9hc689pw6kaznq0jln03kym1-flake-inputs.drv /nix/store/1n04c82agxcsbb9bqlvk42sdvzz6id61-check-flake-inputs.drv building '/nix/store/0pivgd1a9hc689pw6kaznq0jln03kym1-flake-inputs.drv' building '/nix/store/1n04c82agxcsbb9bqlvk42sdvzz6id61-check-flake-inputs.drv' upload niks3: ok