Linear.Quaternion:$ctanh from linear-1.19.1.3

?

\[\frac{x \cdot \frac{\sin y}{y}}{z} \]
(FPCore (x y z) :precision binary64 (/ (* x (/ (sin y) y)) z))
double code(double x, double y, double z) {
	return (x * (sin(y) / y)) / z;
}
real(8) function code(x, y, z)
    real(8), intent (in) :: x
    real(8), intent (in) :: y
    real(8), intent (in) :: z
    code = (x * (sin(y) / y)) / z
end function
public static double code(double x, double y, double z) {
	return (x * (Math.sin(y) / y)) / z;
}
def code(x, y, z):
	return (x * (math.sin(y) / y)) / z
function code(x, y, z)
	return Float64(Float64(x * Float64(sin(y) / y)) / z)
end
function tmp = code(x, y, z)
	tmp = (x * (sin(y) / y)) / z;
end
code[x_, y_, z_] := N[(N[(x * N[(N[Sin[y], $MachinePrecision] / y), $MachinePrecision]), $MachinePrecision] / z), $MachinePrecision]
\frac{x \cdot \frac{\sin y}{y}}{z}

Reproduce?

Please include this information when filing a bug report:

herbie shell --seed 2023243 
(FPCore (x y z)
  :name "Linear.Quaternion:$ctanh from linear-1.19.1.3"
  :precision binary64

  :herbie-target
  (if (< z -4.2173720203427147e-29) (/ (* x (/ 1.0 (/ y (sin y)))) z) (if (< z 4.446702369113811e+64) (/ x (* z (/ y (sin y)))) (/ (* x (/ 1.0 (/ y (sin y)))) z)))

  (/ (* x (/ (sin y) y)) z))

Backtrace

_arb-ptr: contract violation expected: _arb? given: '(ival-illegal)LC
_arb-ptrunknown
arb->ival/home/nightlies/herbie/arb-support/src/arb.rkt1600
search-step/home/nightlies/herbie/arb-support/src/searchreals.rkt370
find-intervals/home/nightlies/herbie/arb-support/src/searchreals.rkt870
make-sampler/home/nightlies/herbie/arb-support/src/sampling.rkt940
sample-points/home/nightlies/herbie/arb-support/src/ground-truth.rkt640
setup-context!/home/nightlies/herbie/arb-support/src/mainloop.rkt2930
get-alternatives/report/home/nightlies/herbie/arb-support/src/sandbox.rkt1480
(unnamed)/home/nightlies/herbie/arb-support/src/sandbox.rkt2476
(unnamed)/usr/share/racket/pkgs/profile-lib/main.rkt4010
profile-thunk/usr/share/racket/pkgs/profile-lib/main.rkt90
(unnamed)/usr/share/racket/collects/racket/engine.rkt4224