this derivation will be built:
  /nix/store/bwd0gxxlj6v7qazgl4f5gr9l9zp7xsc5-treefmt-check.drv
building '/nix/store/bwd0gxxlj6v7qazgl4f5gr9l9zp7xsc5-treefmt-check.drv'
treefmt-check> treefmt v2.6.0traversed 2030 files
treefmt-check> emitted 557 files for processing
treefmt-check> formatted 557 files (0 changed) in 3.199s

upload niks3: ok