pimpl_.get(), [this, host] { boost::static_pointer_cast<kernel::activity::ExecImpl>(pimpl_)->set_host(host); });
if (state_ == State::STARTING)
pimpl_.get(), [this, host] { boost::static_pointer_cast<kernel::activity::ExecImpl>(pimpl_)->set_host(host); });
if (state_ == State::STARTING)