// bottom-up recursion
for (auto const& nz_son : netzone->get_children()) {
- simgrid::instr::Container* child_container = container->get_child_by_name(nz_son->get_name());
+ const simgrid::instr::Container* child_container = container->get_child_by_name(nz_son->get_name());
recursiveGraphExtraction(nz_son, child_container, filter);
}