these 2 derivations will be built: /nix/store/2sqaxx38cas4rhb28qq0gwdhh9pss4hl-flake-inputs.drv /nix/store/h8257iahdahd70k6avq29lh0bg4znd65-check-flake-inputs.drv building '/nix/store/2sqaxx38cas4rhb28qq0gwdhh9pss4hl-flake-inputs.drv' building '/nix/store/h8257iahdahd70k6avq29lh0bg4znd65-check-flake-inputs.drv' upload niks3: ok