transitionLogIf(es.ctx, err)
					traceFn(ILMFreeVersionDelete, nil, err)
					continue
				}

				// Remove this free version
				_, err = es.objAPI.DeleteObject(es.ctx, oi.Bucket, oi.Name, ObjectOptions{
					VersionID:        oi.VersionID,
					InclFreeVersions: true,
				})
				if err == nil {
					auditLogLifecycle(es.ctx, oi, ILMFreeVersionDelete, nil, traceFn)
				}
				if ignoreNotFoundErr(err) != nil {

	if err != nil {
		if isErrObjectNotFound(err) || isErrVersionNotFound(err) {
			traceFn(ILMExpiry, nil, nil)
			return false
		}
		// Assume it is still there.
		err := fmt.Errorf("DeleteObject(%s, %s): %w", obj.Bucket, obj.Name, err)
		ilmLogOnceIf(ctx, err, "non-transition-expiry"+obj.Name)
		traceFn(ILMExpiry, nil, err)
		return false
	}
	if dobj.Name == "" {
		dobj = obj
	}

		if err != nil {
			return toObjectErr(err, bucket, object)
		}
	}
	traceFn := globalLifecycleSys.trace(fi.ToObjectInfo(bucket, object, opts.Versioned || opts.VersionSuspended))

	destObj, err := genTransitionObjName(bucket)
	if err != nil {
		traceFn(ILMTransition, nil, err)
		return err
	}

	pr, pw := xioutil.WaitPipe()
	go func() {

			defer wg.Done()
			for roi := range workers[idx] {
				select {
				case <-ctx.Done():
					return
				case <-s.resyncCancelCh:
				default:
				}
				traceFn := s.trace(tgt.ResetID, fmt.Sprintf("%s/%s (%s)", opts.bucket, roi.Name, roi.VersionID))
				if roi.DeleteMarker || !roi.VersionPurgeStatus.Empty() {
					versionID := ""
					dmVersionID := ""

 *   <li>Supports both internal session operations and client-provided trace information</li>
 * </ul>
 *
 * <p>For internal session operations, the trace typically contains {@code *Request} objects
 * that represent the current processing state. Client code can also create traces with
 * application-specific data to provide context when invoking session methods.</p>
 *
 * <p>This trace information is particularly useful for:</p>
 * <ul>

		if !strings.HasPrefix(file, "<autogenerated>") &&
			!strings.HasPrefix(funcName, "runtime.") {
			// Form and append a line of stack trace into a
			// collection, 'trace', to build full stack trace
			trace = append(trace, fmt.Sprintf("%v:%v:%v()", file, lineNumber, funcName))

			// Ignore trace logs beyond the following conditions
			for _, name := range matchingFuncNames {

        assertTrue(causeStackTrace.length > 0);

        // Stack traces should be different
        assertNotSame(mainStackTrace, causeStackTrace);
    }

    /**
     * Test printStackTrace functionality
     */
    public void test_printStackTrace() {
        CrawlerSystemException exception = new CrawlerSystemException("Print stack trace test");

        StringWriter stringWriter = new StringWriter();

				time.Sleep(5 * time.Second)
			}
		}
	}()
}

// Trace - send http trace request to peer nodes
func (client *peerRESTClient) Trace(ctx context.Context, traceCh chan<- []byte, traceOpts madmin.ServiceTraceOpts) {
	go func() {
		for {
			// Blocks until context is canceled or an error occurs.
			client.doTrace(ctx, traceCh, traceOpts)
			select {
			case <-ctx.Done():
				return
			default:

	connPingInterval   time.Duration
	blockConnect       chan struct{}

	incomingBytes func(n int64) // Record incoming bytes.
	outgoingBytes func(n int64) // Record outgoing bytes.
	trace         *tracer       // tracer for this connection.
	baseFlags     Flags
	outBytes      atomic.Int64
	inBytes       atomic.Int64
	inMessages    atomic.Int64
	outMessages   atomic.Int64
	reconnects    atomic.Int64

//
// The passed in handler function must be a method of `objectAPIHandlers` for
// the name displayed in logs and trace to be accurate. The name is extracted
// via reflection.
//
// When **no** flags are passed, the behavior is to trace both headers and body,
// gzip the response and throttle the handler via `maxClients`. Each of these
// can be disabled via the corresponding `s3HFlag`.
//