\[\left(x \cdot y + z \cdot t\right) + a \cdot b\]

\left(x \cdot y + z \cdot t\right) + a \cdot b

double f(double x, double y, double z, double t, double a, double b) {
        double r8336 = x;
        double r8337 = y;
        double r8338 = r8336 * r8337;
        double r8339 = z;
        double r8340 = t;
        double r8341 = r8339 * r8340;
        double r8342 = r8338 + r8341;
        double r8343 = a;
        double r8344 = b;
        double r8345 = r8343 * r8344;
        double r8346 = r8342 + r8345;
        return r8346;
}

Reproduce

Please include this information when filing a bug report:

herbie shell --seed 2019179 +o rules:numerics
(FPCore (x y z t a b)
  :name "Linear.V3:$cdot from linear-1.19.1.3, B"
  (+ (+ (* x y) (* z t)) (* a b)))

Backtrace

result arity mismatch; expected number of values not received expected: 2 received: 1 in: local-binding form values...: 0		L	C
loop	/data/pavpan/nightlies/herbie/various-cleanup/src/core/extraction.rkt	25	2
(unnamed)	/data/pavpan/nightlies/herbie/various-cleanup/src/core/simplify.rkt	26	0
simplify!	/data/pavpan/nightlies/herbie/various-cleanup/src/mainloop.rkt	217	0
run-improve43	/data/pavpan/nightlies/herbie/various-cleanup/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