these 2 derivations will be built: /nix/store/6nqw7vjaj44z6gvnj2g4zjq52fcb35jx-flake-inputs.drv /nix/store/2mnqi4yfhmxrb3q4h681v436j1hf4ap5-check-flake-inputs.drv building '/nix/store/6nqw7vjaj44z6gvnj2g4zjq52fcb35jx-flake-inputs.drv' building '/nix/store/2mnqi4yfhmxrb3q4h681v436j1hf4ap5-check-flake-inputs.drv' upload niks3: ok