this derivation will be built:
  /nix/store/ykvq9r1jva9cwdi644hqwscwsfp1fwnm-treefmt-check.drv
building '/nix/store/ykvq9r1jva9cwdi644hqwscwsfp1fwnm-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 2126 files
treefmt-check> emitted 518 files for processing
treefmt-check> formatted 518 files (0 changed) in 3.826s

upload niks3: ok