this derivation will be built: /nix/store/z4w38v5jwb352yx76g3nahj2191yfdj7-treefmt-check.drv building '/nix/store/z4w38v5jwb352yx76g3nahj2191yfdj7-treefmt-check.drv' treefmt-check> treefmt v2.6.0traversed 32 files treefmt-check> emitted 17 files for processing treefmt-check> formatted 17 files (0 changed) in 89ms