this derivation will be built:
  /nix/store/9amlwwdsgdgp1l4s9j34b3697pq5vl39-treefmt-check.drv
building '/nix/store/9amlwwdsgdgp1l4s9j34b3697pq5vl39-treefmt-check.drv'
treefmt-check> treefmt v2.6.0traversed 1967 files
treefmt-check> emitted 533 files for processing
treefmt-check> formatted 533 files (0 changed) in 5.955s

upload niks3: ok