output: #fixed code
                                  @Test
      public void testReplication1() throws Exception {
          final int RUNS = 100;
  
          final String sourceBasePath = getVanillaTestPath("-source");
          final String sinkBasePath = getVanillaTestPath("-sink");
  
          final ChronicleSource source = new ChronicleSource(
              new VanillaChronicle(sourceBasePath), 0);
          final ChronicleSink sink = new ChronicleSink(
              new VanillaChronicle(sinkBasePath), "localhost", source.getLocalPort());
  
          try {
  
              final Thread at = new Thread("th-appender") {
                  public void run() {
                      try {
                          final ExcerptAppender appender = source.createAppender();
                          for (int i = 0; i < RUNS; i++) {
                              appender.startExcerpt();
                              long value = 1000000000 + i;
                              appender.append(value).append(' ');
                              appender.finish();
                          }
  
                          appender.close();
                      } catch(Exception e) {
                      }
                  }
              };
  
              final Thread tt = new Thread("th-tailer") {
                  public void run() {
                      try {
                          final ExcerptTailer tailer = sink.createTailer();
                          for (int i = 0; i < RUNS; i++) {
                              long value = 1000000000 + i;
                              assertTrue(tailer.nextIndex());
                              long val = tailer.parseLong();
  
                              assertEquals("i: " + i, value, val);
                              assertEquals("i: " + i, 0, tailer.remaining());
                              tailer.finish();
                          }
  
                          tailer.close();
                      } catch(Exception e) {
                      }
                  }
              };
  
              at.start();
              tt.start();
  
              at.join();
              tt.join();
          } finally {
              sink.close();
              sink.clear();
  
              source.close();
              source.clear();
  
              assertFalse(new File(sourceBasePath).exists());
              assertFalse(new File(sinkBasePath).exists());
          }
      }
input: #vulnerable code 
                                  @Test
      public void testReplication1() throws IOException {
          final int RUNS = 100;
  
          final String sourceBasePath = getVanillaTestPath("-source");
          final String sinkBasePath = getVanillaTestPath("-sink");
          final ChronicleSource source = new ChronicleSource(new VanillaChronicle(sourceBasePath), 0);
          final ChronicleSink sink = new ChronicleSink(new VanillaChronicle(sinkBasePath), "localhost", source.getLocalPort());
  
          try {
              final ExcerptAppender appender = source.createAppender();
              final ExcerptTailer tailer = sink.createTailer();
  
              for (int i = 0; i < RUNS; i++) {
                  appender.startExcerpt();
                  long value = 1000000000 + i;
                  appender.append(value).append(' ');
                  appender.finish();
  
                  while(!tailer.nextIndex());
  
                  long val = tailer.parseLong();
                  //System.out.println("" + val);
                  assertEquals("i: " + i, value, val);
                  assertEquals("i: " + i, 0, tailer.remaining());
                  tailer.finish();
              }
  
              appender.close();
              tailer.close();
          } finally {
              sink.close();
              sink.checkCounts(1, 1);
              sink.clear();
  
              source.close();
              source.checkCounts(1, 1);
              source.clear();
  
              assertFalse(new File(sourceBasePath).exists());
              assertFalse(new File(sinkBasePath).exists());
          }
      } 
                              #location 32 
                              #vulnerability type RESOURCE_LEAK