use a reference for the routes to be properly updated in the method

src/algorithm/DARP/Heuristics/BestInsertionHeuristic.cpp

@@ -33,7 +33,7 @@ bool BestInsertionHeuristic::tryVehicleBestInsertion(size_t requestId, size_t ve
     return bestInsertionFound;
 }
 
-size_t BestInsertionHeuristic::doBestRequestInsertionForRoute(size_t requestId, SAEVRoute route) {
+size_t BestInsertionHeuristic::doBestRequestInsertionForRoute(size_t requestId, SAEVRoute& route) {
     size_t vehicleId = 0;
     bool insertionSuccess{false};
     //Iteratively try inserting in every active vehicle and the first inactive vehicle

src/algorithm/DARP/Heuristics/BestInsertionHeuristic.h

@@ -17,7 +17,7 @@ public:
      * @param route the route structure in which the request will be inserted
      * @return ID of the vehicle in which the request has been
      */
-    static size_t doBestRequestInsertionForRoute(size_t requestId, SAEVRoute route);
+    static size_t doBestRequestInsertionForRoute(size_t requestId, SAEVRoute& route);
     /**
      * Iteratively tests best insertions wrt scoring function (detour) in the given vehicle and route
      * @param requestId ID of the request to insert in the vehicle