this derivation will be built: /nix/store/188sn93idykqhfc717l29rzczkkc2maq-treefmt-check.drv building '/nix/store/188sn93idykqhfc717l29rzczkkc2maq-treefmt-check.drv' treefmt-check> traversed 554 files treefmt-check> emitted 374 files for processing treefmt-check> formatted 374 files (0 changed) in 3.78s upload niks3: ok