this derivation will be built:
  /nix/store/xx2rdjvf5dxg4c171q9f1sw7811xyw3d-docs-evidence-cache.drv
building '/nix/store/xx2rdjvf5dxg4c171q9f1sw7811xyw3d-docs-evidence-cache.drv' on 'ssh-ng://nixbuild@stibnite-builder'
building '/nix/store/xx2rdjvf5dxg4c171q9f1sw7811xyw3d-docs-evidence-cache.drv'

upload niks3: ok