this derivation will be built: /nix/store/41q90h87s4ib9kwnqddax9iq4lhw8dvw-treefmt-check.drv building '/nix/store/41q90h87s4ib9kwnqddax9iq4lhw8dvw-treefmt-check.drv' treefmt-check> treefmt v2.6.0traversed 2083 files treefmt-check> emitted 556 files for processing treefmt-check> formatted 556 files (0 changed) in 3.815s upload niks3: ok