these 2 derivations will be built: /nix/store/icaz4g251rlampgzcziqhd4fyq68vdsp-flake-inputs.drv /nix/store/jqgnj7xzqird4pnbsq92ypgf7ayd33ss-check-flake-inputs.drv building '/nix/store/icaz4g251rlampgzcziqhd4fyq68vdsp-flake-inputs.drv' building '/nix/store/jqgnj7xzqird4pnbsq92ypgf7ayd33ss-check-flake-inputs.drv' upload niks3: ok