==67758== Invalid read of size 8

==67758==    at 0x1009CE2A1:
              void boost::detail::r_c_shortest_paths_dispatch<
                boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>,
                FunctionPropertyMap<NodeIdFunctor, void*>,
                FunctionPropertyMap<ArcIdFunctor, boost::detail::edge_desc_impl<boost::bidirectional_tag, void*> >,
                Label,
                LabelExtender const,
                Dominance const, 
                std::allocator<
                  boost::r_c_shortest_paths_label<
                    boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>,
                    Label
                  >
                >,
                boost::default_r_c_shortest_paths_visitor>
              (
                boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS> const&,
                FunctionPropertyMap<NodeIdFunctor, void*> const&,
                FunctionPropertyMap<ArcIdFunctor, boost::detail::edge_desc_impl<boost::bidirectional_tag, void*> > const&,
                boost::graph_traits<
                  boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>
                >::vertex_descriptor,
                boost::graph_traits<
                  boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>
                >::vertex_descriptor,
                std::vector<
                  std::vector<
                    boost::graph_traits<
                      boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>
                    >::edge_descriptor,
                    std::allocator<
                      boost::graph_traits<
                        boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>
                      >::edge_descriptor
                    >
                  >,
                  std::allocator<
                    std::vector<
                      boost::graph_traits<
                        boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>
                      >::edge_descriptor,
                      std::allocator<
                        boost::graph_traits<
                          boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>
                        >::edge_descriptor
                      >
                    >
                  >
                >&,
                std::vector<Label, std::allocator<Label> >&,
                bool,
                Label const&,
                LabelExtender const&,
                Dominance const&,
                std::allocator<
                  boost::r_c_shortest_paths_label<
                    boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>,
                    Label
                  >
                >,
                boost::default_r_c_shortest_paths_visitor
              ) (r_c_shortest_paths.hpp:425)]
              
==67758==    by 0x1009CCE2D:
              void boost::r_c_shortest_paths<
                boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>,
                FunctionPropertyMap<NodeIdFunctor, void*>,
                FunctionPropertyMap<ArcIdFunctor, boost::detail::edge_desc_impl<boost::bidirectional_tag, void*> >,
                Label,
                LabelExtender,
                Dominance,
                std::allocator<
                  boost::r_c_shortest_paths_label<
                    boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>,
                    Label
                  >
                >,
                boost::default_r_c_shortest_paths_visitor>
              (
                boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS> const&,
                FunctionPropertyMap<NodeIdFunctor, void*> const&,
                FunctionPropertyMap<ArcIdFunctor, boost::detail::edge_desc_impl<boost::bidirectional_tag, void*> > const&,
                boost::graph_traits<
                  boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>
                >::vertex_descriptor,
                boost::graph_traits<
                  boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>
                >::vertex_descriptor,
                std::vector<
                  std::vector<
                    boost::graph_traits<
                      boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>
                    >::edge_descriptor,
                    std::allocator<
                      boost::graph_traits<
                        boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>
                      >::edge_descriptor
                    >
                  >,
                  std::allocator<
                    std::vector<
                      boost::graph_traits<
                        boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>
                      >::edge_descriptor,
                      std::allocator<
                        boost::graph_traits<
                          boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>
                        >::edge_descriptor
                      >
                    >
                  >
                >&,
                std::vector<Label, std::allocator<Label> >&,
                Label const&,
                LabelExtender const&,
                Dominance const&,
                std::allocator<
                  boost::r_c_shortest_paths_label<
                    boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>,
                    Label
                  >
                >,
                boost::default_r_c_shortest_paths_visitor
              ) (r_c_shortest_paths.hpp:506)
                
==67758==    by 0x1009D4D9A: HeuristicsSolver::solve_on_reduced_graph(float) const (heuristics_solver.cpp:178)

==67758==    by 0x1009DB102: SPSolver::solve(std::vector<Column, std::allocator<Column> >&) (sp_solver.cpp:75)

==67758==    by 0x1009DEA65: main (main.cpp:35)

*********
==67758==  Address 0x104903a40 is 0 bytes inside a block of size 88 free'd
*********

==67758==    at 0x5632: free (in /usr/local/Cellar/valgrind/3.8.1/lib/valgrind/vgpreload_memcheck-amd64-darwin.so)

==67758==    by 0x1009CF3A3: __gnu_cxx::new_allocator<boost::r_c_shortest_paths_label<boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>, Label> >::deallocate(boost::r_c_shortest_paths_label<boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>, Label>*, unsigned long) (ext/new_allocator.h:110)

==67758==    by 0x1009CDA18:
              void boost::detail::r_c_shortest_paths_dispatch<
                boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>,
                FunctionPropertyMap<NodeIdFunctor, void*>,
                FunctionPropertyMap<ArcIdFunctor, boost::detail::edge_desc_impl<boost::bidirectional_tag, void*> >,
                Label,
                LabelExtender const,
                Dominance const,
                std::allocator<
                  boost::r_c_shortest_paths_label<
                    boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>,
                    Label
                  > 
                >,
                boost::default_r_c_shortest_paths_visitor>
              (
                boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS> const&,
                FunctionPropertyMap<NodeIdFunctor, void*> const&,
                FunctionPropertyMap<ArcIdFunctor, boost::detail::edge_desc_impl<boost::bidirectional_tag, void*> > const&,
                boost::graph_traits<
                  boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>
                >::vertex_descriptor,
                boost::graph_traits<
                  boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>
                >::vertex_descriptor,
                std::vector<
                  std::vector<
                    boost::graph_traits<
                      boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>
                    >::edge_descriptor,
                    std::allocator<
                      boost::graph_traits<
                        boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>
                      >::edge_descriptor
                    >
                  >,
                  std::allocator<
                    std::vector<
                      boost::graph_traits<
                        boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>
                      >::edge_descriptor,
                      std::allocator<
                        boost::graph_traits<
                          boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>
                        >::edge_descriptor
                      >
                    >
                  >
                >&,
                std::vector<Label, std::allocator<Label> >&,
                bool,
                Label const&,
                LabelExtender const&,
                Dominance const&,
                std::allocator<
                  boost::r_c_shortest_paths_label<
                    boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>,
                    Label
                  >
                >,
                boost::default_r_c_shortest_paths_visitor
              ) (r_c_shortest_paths.hpp:314)

==67758==    by 0x1009CCE2D:
              void boost::r_c_shortest_paths<
                boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>,
                FunctionPropertyMap<NodeIdFunctor, void*>,
                FunctionPropertyMap<ArcIdFunctor, boost::detail::edge_desc_impl<boost::bidirectional_tag, void*> >,
                Label,
                LabelExtender,
                Dominance,
                std::allocator<
                  boost::r_c_shortest_paths_label<
                    boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>,
                    Label
                  >
                >,
                boost::default_r_c_shortest_paths_visitor
              >
            (
              boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS> const&,
              FunctionPropertyMap<NodeIdFunctor, void*> const&,
              FunctionPropertyMap<ArcIdFunctor, boost::detail::edge_desc_impl<boost::bidirectional_tag, void*> > const&,
              boost::graph_traits<
                boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>
              >::vertex_descriptor,
              boost::graph_traits<
                boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>
              >::vertex_descriptor,
              std::vector<
                std::vector<
                  boost::graph_traits<
                    boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>
                  >::edge_descriptor,
                  std::allocator<
                    boost::graph_traits<
                      boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>
                    >::edge_descriptor>
                  >,
                  std::allocator<
                    std::vector<
                      boost::graph_traits<
                        boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>
                      >::edge_descriptor,
                    std::allocator<
                      boost::graph_traits<
                        boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>
                      >::edge_descriptor
                    >
                  >
                >
              >&,
              std::vector<Label, std::allocator<Label> >&,
              Label const&,
              LabelExtender const&,
              Dominance const&,
              std::allocator<
                boost::r_c_shortest_paths_label<
                  boost::adjacency_list<boost::listS, boost::listS, boost::bidirectionalS, std::shared_ptr<Node>, std::shared_ptr<Arc>, boost::no_property, boost::listS>,
                  Label
                >
              >,
              boost::default_r_c_shortest_paths_visitor
            ) (r_c_shortest_paths.hpp:506)

==67758==    by 0x1009D4D9A: HeuristicsSolver::solve_on_reduced_graph(float) const (heuristics_solver.cpp:178)

==67758==    by 0x1009DB102: SPSolver::solve(std::vector<Column, std::allocator<Column> >&) (sp_solver.cpp:75)

==67758==    by 0x1009DEA65: main (main.cpp:35)