digraph "ABI diff" {
  "0" [shape=rectangle, label="'interface'"]
  "1" [color=red, label="removed(int removed)"]
  "0" -> "1" [label=""]
  "2" [color=red, label="added(int added)"]
  "0" -> "2" [label=""]
  "3" [label="'int diff' → 'long diff'"]
  "4" [color=red, label="'int' → 'long'"]
  "3" -> "4" [label=""]
  "0" -> "3" [label=""]
}