this derivation will be built:
  /nix/store/qq7d70xrg0qq8pj4r08z0k1w3y9cw6vg-treefmt-check.drv
building '/nix/store/qq7d70xrg0qq8pj4r08z0k1w3y9cw6vg-treefmt-check.drv'
treefmt-check> traversed 533 files
treefmt-check> emitted 362 files for processing
treefmt-check> formatted 362 files (0 changed) in 2.236s

upload niks3: ok