these 2 derivations will be built: /nix/store/mbqj0pwl5gij9ji0alq2bscb558wc0lp-flake-inputs.drv /nix/store/fixfb0aqldfyw8ajkm4hrxrlwf6njfyc-check-flake-inputs.drv building '/nix/store/mbqj0pwl5gij9ji0alq2bscb558wc0lp-flake-inputs.drv' building '/nix/store/fixfb0aqldfyw8ajkm4hrxrlwf6njfyc-check-flake-inputs.drv' upload niks3: ok