this derivation will be built:
  /nix/store/zqdcl7zgf22ci5a8n9yb0fzmf2rjxpbq-treefmt-check.drv
building '/nix/store/zqdcl7zgf22ci5a8n9yb0fzmf2rjxpbq-treefmt-check.drv'
treefmt-check> treefmt v2.6.0traversed 2029 files
treefmt-check> emitted 557 files for processing
treefmt-check> formatted 557 files (0 changed) in 4.433s

upload niks3: ok