bindings.InvoiceFeatures_free(invoice_features);
bindings.COption_u64Z_free(no_u64);
long route_params = bindings.RouteParameters_new(payee, 1000, 42);
long route = bindings.find_route(peer1.node_id, route_params, peer1.router, peer1_chans,
peer1.logger, scorer_interface);
bindings.RouteParameters_free(route_params);
bindings.InvoiceFeatures_free(invoice_features);
bindings.COption_u64Z_free(no_u64);
long route_params = bindings.RouteParameters_new(payee, 1000, 42);
long route = bindings.find_route(peer1.node_id, route_params, peer1.router, peer1_chans,
peer1.logger, scorer_interface);
bindings.RouteParameters_free(route_params);