these 3 derivations will be built:
  /nix/store/jrw7nh92d1jmvgd05g92i2x46gsz15bs-treefmt.toml.drv
  /nix/store/3si525cpka0d7q00jqxjkd2y7k8nfsb8-examples.drv
  /nix/store/c54nv00ws6xszfbd123ciqpix5r35j2m-test-examples.drv
building '/nix/store/jrw7nh92d1jmvgd05g92i2x46gsz15bs-treefmt.toml.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/jrw7nh92d1jmvgd05g92i2x46gsz15bs-treefmt.toml.drv'
treefmt.toml> structuredAttrs is enabled
building '/nix/store/3si525cpka0d7q00jqxjkd2y7k8nfsb8-examples.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/3si525cpka0d7q00jqxjkd2y7k8nfsb8-examples.drv'
building '/nix/store/c54nv00ws6xszfbd123ciqpix5r35j2m-test-examples.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/c54nv00ws6xszfbd123ciqpix5r35j2m-test-examples.drv'

upload niks3: ok