counter.Open()
	opened = true
}

// ReadCounter reads the given counter.
func ReadCounter(c *counter.Counter) (count uint64, _ error) {
	return ic.Read(c)
}

// ReadStackCounter reads the given StackCounter.
func ReadStackCounter(c *counter.StackCounter) (stackCounts map[string]uint64, _ error) {
	return ic.ReadStack(c)
}

// ReadFile reads the counters and stack counters from the given file.

		if a[i] != b[i] {
			return false
		}
	}
	return true
}

// ReadStack reads the given stack counter.
// This is the implementation of
// golang.org/x/telemetry/counter/countertest.ReadStackCounter.
func ReadStack(c *StackCounter) (map[string]uint64, error) {
	ret := map[string]uint64{}
	for _, ctr := range c.Counters() {
		v, err := Read(ctr)
		if err != nil {
			return nil, err
		}