Program: 34750
Project: 34750
Buggy source:
/** 
 * <p>Handle an incoming response.</p> <p>A span is expected to be available from the tracing context. Do nothing if a span is not available.</p>
 * @param clientRequestContext The outgoing request context.
 * @param clientResponseContext The incoming response context.
 * @throws IOException Thrown if handling the response failed.
 */
@Override public void filter(ClientRequestContext clientRequestContext,ClientResponseContext clientResponseContext) throws IOException {
  String methodName="String_Node_Str";
  if ((Boolean)clientRequestContext.getProperty(CLIENT_SPAN_SKIPPED_ID)) {
    if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
      Tr.debug(tc,methodName,"String_Node_Str");
    }
    clientRequestContext.removeProperty(CLIENT_SPAN_SKIPPED_ID);
    return;
  }
  Span priorOutgoingSpan=(Span)clientRequestContext.getProperty(CLIENT_SPAN_PROP_ID);
  if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
    Tr.debug(tc,methodName,priorOutgoingSpan);
  }
  if (priorOutgoingSpan == null) {
    Tr.error(tc,"String_Node_Str");
    return;
  }
  try {
    Integer httpStatus=Integer.valueOf(clientResponseContext.getStatus());
    if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
      Tr.debug(tc,methodName + "String_Node_Str",httpStatus);
    }
    priorOutgoingSpan.setTag(Tags.HTTP_STATUS.getKey(),httpStatus);
    if (clientResponseContext.getStatus() >= 400) {
      priorOutgoingSpan.setTag(Tags.ERROR.getKey(),true);
      if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
        Tr.debug(tc,methodName + "String_Node_Str",Boolean.TRUE);
      }
    }
    priorOutgoingSpan.finish();
  }
  finally {
    clientRequestContext.removeProperty(CLIENT_SPAN_PROP_ID);
  }
}

Fixed version (ground truth):
/** 
 * <p>Handle an incoming response.</p> <p>A span is expected to be available from the tracing context. Do nothing if a span is not available.</p>
 * @param clientRequestContext The outgoing request context.
 * @param clientResponseContext The incoming response context.
 * @throws IOException Thrown if handling the response failed.
 */
@Override public void filter(ClientRequestContext clientRequestContext,ClientResponseContext clientResponseContext) throws IOException {
  String methodName="String_Node_Str";
  if ((Boolean)clientRequestContext.getProperty(CLIENT_SPAN_SKIPPED_ID)) {
    if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
      Tr.debug(tc,methodName,"String_Node_Str");
    }
    clientRequestContext.removeProperty(CLIENT_SPAN_SKIPPED_ID);
    return;
  }
  Continuation continuation=(Continuation)clientRequestContext.getProperty(CLIENT_CONTINUATION_PROP_ID);
  if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
    Tr.debug(tc,methodName,continuation);
  }
  if (continuation == null) {
    Tr.error(tc,"String_Node_Str");
    return;
  }
  clientRequestContext.removeProperty(CLIENT_CONTINUATION_PROP_ID);
  try (ActiveSpan activeSpan=continuation.activate()){
    Integer httpStatus=Integer.valueOf(clientResponseContext.getStatus());
    if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
      Tr.debug(tc,methodName + "String_Node_Str",httpStatus);
    }
    activeSpan.setTag(Tags.HTTP_STATUS.getKey(),httpStatus);
    if (clientResponseContext.getStatus() >= 400) {
      activeSpan.setTag(Tags.ERROR.getKey(),true);
      if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
        Tr.debug(tc,methodName + "String_Node_Str",clientResponseContext.getStatus());
      }
    }
  }
 }