this derivation will be built:
  /nix/store/nh6id7h9p2byg763a3b9ps2qpjr8kl3w-treefmt-check.drv
building '/nix/store/nh6id7h9p2byg763a3b9ps2qpjr8kl3w-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 2328 files
treefmt-check> emitted 546 files for processing
treefmt-check> formatted 546 files (0 changed) in 4.738s

upload niks3: ok