these 3 derivations will be built:
  /nix/store/s980shl98yy4x09x5sb7mvcyq42jzajs-treefmt.toml.drv
  /nix/store/pbyxjqzs2a04pfzv1kvhds2738b25w6b-examples.drv
  /nix/store/hkxh17k8kgjrmvf88k4pa6ccardl6s76-test-examples.drv
building '/nix/store/s980shl98yy4x09x5sb7mvcyq42jzajs-treefmt.toml.drv'
treefmt.toml> structuredAttrs is enabled
building '/nix/store/pbyxjqzs2a04pfzv1kvhds2738b25w6b-examples.drv'
building '/nix/store/hkxh17k8kgjrmvf88k4pa6ccardl6s76-test-examples.drv'

upload niks3: ok