this derivation will be built:
  /nix/store/zj0qzknd1frc403rdnp0jn2c1j1b3xx5-treefmt-check.drv
building '/nix/store/zj0qzknd1frc403rdnp0jn2c1j1b3xx5-treefmt-check.drv'
treefmt-check> treefmt v2.6.0traversed 2047 files
treefmt-check> emitted 553 files for processing
treefmt-check> formatted 553 files (0 changed) in 8.124s

upload niks3: ok