these 2 derivations will be built: /nix/store/1gvf8gzqwv4scqvr4943nnjvf3fckdhd-flake-inputs.drv /nix/store/h5mfk07c4qyy8bplq2gi71qwf39wvvdl-check-flake-inputs.drv building '/nix/store/1gvf8gzqwv4scqvr4943nnjvf3fckdhd-flake-inputs.drv' building '/nix/store/h5mfk07c4qyy8bplq2gi71qwf39wvvdl-check-flake-inputs.drv' upload niks3: ok