public boolean METHOD_1 ( TYPE_1 VAR_1 ) { <BUG> return ( VAR_2 . METHOD_2 ( VAR_1 ) ) != null ;</BUG> }
public boolean METHOD_1 ( TYPE_1 VAR_1 ) { return ( VAR_2 . METHOD_2 ( VAR_1 , false ) ) != null ; } 
