package pkg;

public class TestSynchronizedMapping {
   public int test(int var1) {
      synchronized(this) {// 8
         return var1++;// 9
      }
   }

   public void test2(String var1) {
      System.out.println(var1);// 14
   }
}

class 'pkg/TestSynchronizedMapping' {
   method 'test (I)I' {
      3      4
      5      5
   }

   method 'test2 (Ljava/lang/String;)V' {
      0      10
      4      10
   }
}

Lines mapping:
8 <-> 5
9 <-> 6
14 <-> 11