=== dgraph-0001: CWE-407 O(P) route cycle-check inside hot BFS/Dijkstra neighbour loop ===
N=100   k=100  : defective=0.098ms  fixed=0.004ms  speedup=25.4x
N=500   k=500  : defective=2.475ms  fixed=0.024ms  speedup=102.9x
N=1000  k=1000 : defective=9.228ms  fixed=0.052ms  speedup=178.5x
N=2000  k=2000 : defective=45.944ms  fixed=0.106ms  speedup=434.9x

