this derivation will be built: /nix/store/s10zk9sgajni65b7vwl4kw7p25viczpf-bcachefs-module-7.0.0-38-generic.drv building '/nix/store/s10zk9sgajni65b7vwl4kw7p25viczpf-bcachefs-module-7.0.0-38-generic.drv'...