these 2 derivations will be built: /nix/store/w89nzvl80cys7xllqg6kysh11wl6k8dy-flake-inputs.drv /nix/store/gm88hcbaa6j6wqqdv017xrpgf9z17b39-check-flake-inputs.drv building '/nix/store/w89nzvl80cys7xllqg6kysh11wl6k8dy-flake-inputs.drv' building '/nix/store/gm88hcbaa6j6wqqdv017xrpgf9z17b39-check-flake-inputs.drv' upload niks3: ok