this derivation will be built:
  /nix/store/lpf0i98dy0wy0sprz31hfgryf19jb1fy-treefmt-check.drv
building '/nix/store/lpf0i98dy0wy0sprz31hfgryf19jb1fy-treefmt-check.drv'
treefmt-check> traversed 555 files
treefmt-check> emitted 374 files for processing
treefmt-check> formatted 374 files (0 changed) in 6.951s

upload niks3: ok