this derivation will be built:
  /nix/store/255cvnr7jdvcd4k9q5vrrknql3fxz08r-treefmt-check.drv
building '/nix/store/255cvnr7jdvcd4k9q5vrrknql3fxz08r-treefmt-check.drv'
treefmt-check> treefmt v2.6.0traversed 48 files
treefmt-check> emitted 32 files for processing
treefmt-check> formatted 32 files (0 changed) in 63ms

upload niks3: ok