func math/rand.Int63n

3 uses

	math/rand (current package)
		rand.go#L454: func Int63n(n int64) int64 { return globalRand().Int63n(n) }

	go.pact.im/x/flaky
		jitter.go#L21: 		f = rand.Int63n

	testing
		testing.go#L1316: 		nextSleep += time.Duration(rand.Int63n(int64(nextSleep)))

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