this derivation will be built:
  /nix/store/h7mz01159g3i4f4n3zp2k8kcqxwz3a3r-treefmt-check.drv
building '/nix/store/h7mz01159g3i4f4n3zp2k8kcqxwz3a3r-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 1655 files
treefmt-check> emitted 424 files for processing
treefmt-check> formatted 424 files (0 changed) in 3.658s

upload niks3: ok