Allocate graph: V=5000000 E=10000000 flag = 1
Total time: 28.27  Section time: 28.27  (Reading graph from file)
Generated graph: G->V = 5000000  G->E = 9317602
Total time: 28.31  Section time: 0.04  (Making adjacency lists for the graph)
Running Kruskal... 
Total time: 42.85  Section time: 14.54  (First Kruskal)
Total time: 42.88  Section time: 0.03  (Resetting tree struct)
Total time: 56.48  Section time: 13.60  (Second Kruskal)
Nodes: 5000000  Edges: 4989949
MST weight = 509524844722.000000
Total time: 56.55  Section time: 0.07  (Printing tree)