this derivation will be built:
  /nix/store/wicpfd3y9saqaj0b23czv2n7pp75dsg9-treefmt-check.drv
building '/nix/store/wicpfd3y9saqaj0b23czv2n7pp75dsg9-treefmt-check.drv'
treefmt-check> traversed 532 files
treefmt-check> emitted 363 files for processing
treefmt-check> formatted 363 files (0 changed) in 2.634s

upload niks3: ok