Exception for Development.Shake.Profile:generateTrace from shake-0.15.5

Math

\[10^{6} \cdot \left(x - x\right)\]

C

double f(double x) {
        double r8351 = 1000000.0;
        double r8352 = x;
        double r8353 = r8352 - r8352;
        double r8354 = r8351 * r8353;
        return r8354;
}

Reproduce

Please include this information when filing a bug report:

herbie shell --seed 2019191 +o rules:numerics
(FPCore (x)
  :name "Development.Shake.Profile:generateTrace from shake-0.15.5"

  :herbie-target
  0.0

  (* 1000000.0 (- x x)))

Backtrace

get-representation: Unknown representation #f		L	C
loop	/data/pavpan/nightlies/herbie/interface2/src/points.rkt	122	4
prepare-points	/data/pavpan/nightlies/herbie/interface2/src/points.rkt	146	0
setup-prog!34	/data/pavpan/nightlies/herbie/interface2/src/mainloop.rkt	67	0
run-improve43	/data/pavpan/nightlies/herbie/interface2/src/mainloop.rkt	339	0
(unnamed)	/opt/racket-7.0/collects/racket/private/more-scheme.rkt	261	28
run	/opt/racket-7.0/share/pkgs/profile-lib/main.rkt	39	2
profile-thunk16	/opt/racket-7.0/share/pkgs/profile-lib/main.rkt	9	0
(unnamed)	/opt/racket-7.0/collects/racket/private/more-scheme.rkt	261	28