// This means a module which is build has a dependency which has the same
                // groupId, artifactId, version and classifier coordinates. This is in consequence
                // a self reference or in other words a circular reference which can not being resolved.
                addViolation(
                        problems,
                        Severity.FATAL,
                        Version.V31,

			(src.Config().Service != dst.Config().Service) &&
			!dst.Config().HasSidecar() {
			// Check original source, unless there is a waypoint in the path. For waypoint, we don't (yet?) propagate original src.
			// Self call is also (temporarily) broken
			// Sidecars lose the original src
			opt.Check = check.And(opt.Check, OriginalSourceCheck(t, src))
		}

		// Non-HBONE clients will attempt to bypass the waypoint

     * find the containing binary expression and resolve that instead.
     *
     * However, if, say, `+=` resolves to `plusAssign`, then the LHS is self-contained. In this case we do not return the containing binary
     * expression so that the FIR element corresponding to the LHS is used directly.
     */

	// For the first merge, exclude predecessors that have not been seen yet.
	// I.e., backedges.
	for _, pred := range b.Preds {
		if bl := blockLocs[pred.b.ID]; bl != nil && bl.everProcessed {
			// crucially, a self-edge has bl != nil, but bl.everProcessed is false the first time.
			preds = append(preds, pred.b)
		}
	}

	locs.everProcessed = true

	if state.loggingLevel > 1 {

	if !dstOpts.NoAuditLog {
		auditObjectErasureSet(ctx, dstObject, &er)
	}

	// This call shouldn't be used for anything other than metadata updates or adding self referential versions.
	if !srcInfo.metadataOnly {
		return oi, NotImplemented{}
	}

	if !dstOpts.NoLock {
		lk := er.NewNSLock(dstBucket, dstObject)
		lkctx, err := lk.GetLock(ctx, globalOperationTimeout)