this derivation will be built:
  /nix/store/l3z5jb8qqbzar71qb9f60in8c3hq81ic-treefmt-check.drv
building '/nix/store/l3z5jb8qqbzar71qb9f60in8c3hq81ic-treefmt-check.drv' on 'ssh-ng://builder@build01.clan.lol'
building '/nix/store/l3z5jb8qqbzar71qb9f60in8c3hq81ic-treefmt-check.drv'
treefmt-check> treefmt v2.6.0traversed 461 files
treefmt-check> emitted 112 files for processing
treefmt-check> formatted 112 files (0 changed) in 586ms

upload niks3: ok