this derivation will be built:
  /nix/store/640zq7q4p0drfqh2jz75fl755ri2n215-treefmt-check.drv
building '/nix/store/640zq7q4p0drfqh2jz75fl755ri2n215-treefmt-check.drv' on 'ssh-ng://builder@build01.clan.lol'
building '/nix/store/640zq7q4p0drfqh2jz75fl755ri2n215-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 596ms

upload niks3: ok