this derivation will be built:
  /nix/store/yq1ycp2p7l4pwlsc0rx19kb3bvczf3q0-run-sigma-vm-on-aarch64-linux.drv
building '/nix/store/yq1ycp2p7l4pwlsc0rx19kb3bvczf3q0-run-sigma-vm-on-aarch64-linux.drv' on 'ssh-ng://builder@build01.clan.lol'
building '/nix/store/yq1ycp2p7l4pwlsc0rx19kb3bvczf3q0-run-sigma-vm-on-aarch64-linux.drv'

upload niks3: ok