this derivation will be built:
  /nix/store/z9n7lvpfrah9hxi9z9vqv8jr2pd2vgnv-treefmt-check.drv
building '/nix/store/z9n7lvpfrah9hxi9z9vqv8jr2pd2vgnv-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 1699 files
treefmt-check> emitted 433 files for processing
treefmt-check> formatted 433 files (0 changed) in 5.93s

upload niks3: ok