this derivation will be built:
  /nix/store/q6mhlx0w3nqdw9aw69yzfq1ny7l8dnan-treefmt-check.drv
building '/nix/store/q6mhlx0w3nqdw9aw69yzfq1ny7l8dnan-treefmt-check.drv'
treefmt-check> traversed 537 files
treefmt-check> emitted 365 files for processing
treefmt-check> formatted 365 files (0 changed) in 2.853s

upload niks3: ok