this derivation will be built:
  /nix/store/nk03inb1gga6a0vrzxhzvcyhaxx9p4p2-treefmt-check.drv
building '/nix/store/nk03inb1gga6a0vrzxhzvcyhaxx9p4p2-treefmt-check.drv'
treefmt-check> treefmt v2.6.0traversed 2171 files
treefmt-check> emitted 582 files for processing
treefmt-check> formatted 582 files (0 changed) in 4.232s

upload niks3: ok