const time.minDuration

4 uses

	time (current package)
		time.go#L586: 	minDuration Duration = -1 << 63
		time.go#L801: 		return minDuration // overflow
		time.go#L850: 			return minDuration // t - u is negative out of range
		time.go#L860: 		return minDuration // t - u is negative out of range