this derivation will be built:
  /nix/store/0qzm7kv6rr5xz5nf6bb3b16ii2wpiv15-treefmt-check.drv
building '/nix/store/0qzm7kv6rr5xz5nf6bb3b16ii2wpiv15-treefmt-check.drv' on 'ssh-ng://builder@build01.clan.lol'
building '/nix/store/0qzm7kv6rr5xz5nf6bb3b16ii2wpiv15-treefmt-check.drv'
treefmt-check> treefmt v2.6.0traversed 84 files
treefmt-check> emitted 79 files for processing
treefmt-check> formatted 79 files (0 changed) in 564ms

upload niks3: ok