this derivation will be built:
  /nix/store/625z07w4w5qhjlf2qxfa4r5y5891ak97-treefmt-check.drv
building '/nix/store/625z07w4w5qhjlf2qxfa4r5y5891ak97-treefmt-check.drv'
treefmt-check> treefmt v2.6.0traversed 2202 files
treefmt-check> emitted 586 files for processing
treefmt-check> formatted 586 files (0 changed) in 3.665s

upload niks3: ok