this derivation will be built:
  /nix/store/pxlbl9q05bkx74rnp8dxkayg1r8qj1ab-treefmt-check.drv
building '/nix/store/pxlbl9q05bkx74rnp8dxkayg1r8qj1ab-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 1654 files
treefmt-check> emitted 424 files for processing
treefmt-check> formatted 424 files (0 changed) in 5.658s

upload niks3: ok