Allocate graph: V=1250000 E=10000000 flag = 1
Total time: 12.80  Section time: 12.80  (Reading graph from file)
Generated graph: G->V = 1250000  G->E = 4409187
Total time: 12.81  Section time: 0.01  (Making adjacency lists for the graph)
Running Kruskal... 
Total time: 19.08  Section time: 6.27  (First Kruskal)
Total time: 19.09  Section time: 0.01  (Resetting tree struct)
Total time: 24.66  Section time: 5.57  (Second Kruskal)
Nodes: 1250000  Edges: 1249999
MST weight = 506178926548.000000
Total time: 24.68  Section time: 0.02  (Printing tree)