this derivation will be built:
  /nix/store/1r5a3415fz5h0bmbhv4flvfccd8gqi3l-treefmt-check.drv
building '/nix/store/1r5a3415fz5h0bmbhv4flvfccd8gqi3l-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 1735 files
treefmt-check> emitted 437 files for processing
treefmt-check> formatted 437 files (0 changed) in 4.661s

upload niks3: ok