xbt_assert(parent_state_ != nullptr, "Attempting to construct a wakeup tree for the root state "
"(or what appears to be, rather for state without a parent defined)");
const auto min_process_node = parent_state_->wakeup_tree_.get_min_single_process_node();
xbt_assert(parent_state_ != nullptr, "Attempting to construct a wakeup tree for the root state "
"(or what appears to be, rather for state without a parent defined)");
const auto min_process_node = parent_state_->wakeup_tree_.get_min_single_process_node();