these 2 derivations will be built: /nix/store/jp027fjkajlfd56bw1k2lbmqwf9nkgdq-flake-inputs.drv /nix/store/gnkrckyxx1silfbj7l3mrv24sqp1a2sy-check-flake-inputs.drv building '/nix/store/jp027fjkajlfd56bw1k2lbmqwf9nkgdq-flake-inputs.drv' building '/nix/store/gnkrckyxx1silfbj7l3mrv24sqp1a2sy-check-flake-inputs.drv' upload niks3: ok