these 2 derivations will be built: /nix/store/awn89n0x19ywgd2q3wxq7ya2wkbfz0rz-flake-inputs.drv /nix/store/pq4393d4zrj5km0xnvrkax08gqcxs0db-check-flake-inputs.drv building '/nix/store/awn89n0x19ywgd2q3wxq7ya2wkbfz0rz-flake-inputs.drv' building '/nix/store/pq4393d4zrj5km0xnvrkax08gqcxs0db-check-flake-inputs.drv' upload niks3: ok