this derivation will be built:
  /nix/store/d3qvqaxk77dm440d3pv2gx9a5f7v1m10-treefmt-check.drv
building '/nix/store/d3qvqaxk77dm440d3pv2gx9a5f7v1m10-treefmt-check.drv'
treefmt-check> treefmt v2.4.0traversed 17 files
treefmt-check> emitted 9 files for processing
treefmt-check> formatted 9 files (0 changed) in 203ms

upload niks3: ok