public void METHOD_1 ( ) { TYPE_1 node = VAR_1 . METHOD_2 ( ) ; TYPE_2 VAR_2 = VAR_1 . METHOD_3 ( ) ; node . METHOD_4 ( ) . add ( VAR_2 ) ; <BUG> TYPE_3 . METHOD_5 ( VAR_3 . METHOD_6 ( node ) ) ;</BUG> }
public void METHOD_1 ( ) { TYPE_1 node = VAR_1 . METHOD_2 ( ) ; TYPE_2 VAR_2 = VAR_1 . METHOD_3 ( ) ; node . METHOD_4 ( ) . add ( VAR_2 ) ; TYPE_3 . METHOD_5 ( VAR_3 . METHOD_6 ( null , node ) ) ; } 
