this derivation will be built:
  /nix/store/r1v0s2cpscjz2ih7g2gflq2bx5jh6cpg-treefmt-check.drv
building '/nix/store/r1v0s2cpscjz2ih7g2gflq2bx5jh6cpg-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 544 files
treefmt-check> emitted 342 files for processing
treefmt-check> formatted 342 files (0 changed) in 2.058s

upload niks3: ok