this derivation will be built:
  /nix/store/cjrs72wvdwzbh4almw8lhjv1f1kj81b0-treefmt-check.drv
building '/nix/store/cjrs72wvdwzbh4almw8lhjv1f1kj81b0-treefmt-check.drv'
treefmt-check> traversed 554 files
treefmt-check> emitted 374 files for processing
treefmt-check> formatted 374 files (0 changed) in 3.355s

upload niks3: ok