"Unknown time":           s.UnknownTime(),
	}
	for reason, dt := range s.BlockTimeByReason {
		stats["Block time ("+reason+")"] += dt
	}
	// N.B. Don't include RangeTime or TotalTime; they overlap with these other
	// stats.
	return stats
}

// UnknownTime returns whatever isn't accounted for in TotalTime.
func (s GoroutineExecStats) UnknownTime() time.Duration {

        def previouslyUnknownFile = knownDir.file("previously-unknown.txt").createFile()
        // root
        //   - root.txt <-- rootTextFile
        //   - a
        //     - b
        //       - known.txt <-- knownFile
        //     - known <-- knownDir
        //       - previously-unknown.txt <-- previouslyUnknownFile

			return nil, gvk, err
		}
	}
	if d.validator.returnUnknownFieldPaths && (len(decodingStrictErrs) > 0 || len(unknownFields) > 0) {
		for _, unknownField := range unknownFields {
			decodingStrictErrs = append(decodingStrictErrs, fmt.Errorf(`unknown field "%s"`, unknownField))
		}
		return obj, gvk, runtime.NewStrictDecodingError(decodingStrictErrs)
	}

	return obj, gvk, nil
}