this derivation will be built: /nix/store/60610rcwbm315wjk7mddqr1cs1q6gn7z-treefmt-check.drv building '/nix/store/60610rcwbm315wjk7mddqr1cs1q6gn7z-treefmt-check.drv' treefmt-check> treefmt v2.5.0traversed 1802 files treefmt-check> emitted 452 files for processing treefmt-check> formatted 452 files (0 changed) in 13.896s upload niks3: ok