these 2 derivations will be built: /nix/store/z2m5iqisxj96ma7wl158kjswly2zfn1a-flake-inputs.drv /nix/store/3i70b5cm5yckz7j0hcmwayqpl8dncsqz-check-flake-inputs.drv building '/nix/store/z2m5iqisxj96ma7wl158kjswly2zfn1a-flake-inputs.drv' building '/nix/store/3i70b5cm5yckz7j0hcmwayqpl8dncsqz-check-flake-inputs.drv' upload niks3: ok