this derivation will be built:
  /nix/store/c5v594q5wlb5khhj1gfx11cd3kl5lamv-treefmt-check.drv
building '/nix/store/c5v594q5wlb5khhj1gfx11cd3kl5lamv-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 1936 files
treefmt-check> emitted 520 files for processing
treefmt-check> formatted 520 files (0 changed) in 10.355s

upload niks3: ok