this derivation will be built:
  /nix/store/7fk59p4jayfl6npcl0nf7874f4wv99mx-treefmt-check.drv
building '/nix/store/7fk59p4jayfl6npcl0nf7874f4wv99mx-treefmt-check.drv'
treefmt-check> traversed 519 files
treefmt-check> emitted 355 files for processing
treefmt-check> formatted 355 files (0 changed) in 22.371s

upload niks3: ok