1digraph { 2rankdir = "LR"; 3splines = true; 4 5 0 [label="petgraph"] 6 1 [label="fixedbitset"] 7 2 [label="quickcheck"] 8 3 [label="rand"] 9 4 [label="libc"] 10 0 -> 1 11 0 -> 2 12 2 -> 3 13 3 -> 4 14 2 -> 4 15} 16