this derivation will be built:
  /nix/store/y4kg5z6qxqvwk8m6r79aqvpj08jb3qgs-treefmt-check.drv
building '/nix/store/y4kg5z6qxqvwk8m6r79aqvpj08jb3qgs-treefmt-check.drv' on 'ssh-ng://builder@build01.clan.lol'
building '/nix/store/y4kg5z6qxqvwk8m6r79aqvpj08jb3qgs-treefmt-check.drv'
treefmt-check> treefmt v2.6.0traversed 207 files
treefmt-check> emitted 110 files for processing
treefmt-check> formatted 110 files (0 changed) in 1.717s

upload niks3: ok