these 2 derivations will be built: /nix/store/nri8jvvalifhz5vg2ql0qmdbxl2dkk5d-flake-inputs.drv /nix/store/icbn27mbj4qvlzg5l3cxbmfzlmcrzn8z-check-flake-inputs.drv building '/nix/store/nri8jvvalifhz5vg2ql0qmdbxl2dkk5d-flake-inputs.drv' building '/nix/store/icbn27mbj4qvlzg5l3cxbmfzlmcrzn8z-check-flake-inputs.drv' upload niks3: ok