if len(locs) > 0 {
				break
			}
			hideRuntime = false // try again, and show all frames next time.
		}

		values[0], values[1] = scaleHeapSample(r.AllocObjects, r.AllocBytes, rate)
		values[2], values[3] = scaleHeapSample(r.InUseObjects(), r.InUseBytes(), rate)
		var blockSize int64
		if r.AllocObjects > 0 {
			blockSize = r.AllocBytes / r.AllocObjects
		}
		b.pbSample(values, locs, func() {

				break
			}
		}
	}
	for line, stats := range a {
		objects, bytes := scaleHeapSample(stats.objects, stats.bytes, int64(runtime.MemProfileRate))
		a[line] = allocStat{bytes, objects}
	}
	return a
}

// scaleHeapSample unsamples heap allocations.
// Taken from src/cmd/pprof/internal/profile/legacy_profile.go
func scaleHeapSample(count, size, rate int64) (int64, int64) {
	if count == 0 || size == 0 {
		return 0, 0

		}
		if count == 0 && size != 0 {
			return fmt.Errorf("%s count was 0 but %s bytes was %d", label, label, size)
		}
		if count != 0 {
			blocksize = size / count
			if sampling == "v2" {
				count, size = scaleHeapSample(count, size, rate)
			}
		}
		value = append(value, count, size)
		return nil
	}

	if includeAlloc {
		if err := addValues(sampleData[3], sampleData[4], "allocation"); err != nil {

					return nil, nil, fmt.Errorf("parsing sample %s: second value must be non-zero", line)
				}
				s.NumLabel = map[string][]int64{"bytes": {s.Value[1] / s.Value[0]}}
				s.Value[0], s.Value[1] = scaleHeapSample(s.Value[0], s.Value[1], javaHeapzSamplingRate)
			case "contention":
				if period := p.Period; period != 0 {
					s.Value[0] = s.Value[0] * p.Period
					s.Value[1] = s.Value[1] * p.Period
				}
			}