\[\]

Reproduce

Please include this information when filing a bug report:

herbie shell --seed 2020268 
(FPCore (x y)
  :name "Data.Colour.CIE:cieLAB from colour-2.3.3, C"
  :precision binary64
  (+ x (/ y 500.0)))

Backtrace

repr-of: arity mismatch; the expected number of arguments does not match the given number expected: 3 given: 1 arguments...: 'yLC
make-term/data/pavpan/nightlies/herbie/egg-taylor/src/core/taylor.rkt2260
build-terms/data/pavpan/nightlies/herbie/egg-taylor/src/core/taylor.rkt460
for-loop/data/pavpan/nightlies/herbie/egg-taylor/src/core/taylor.rkt784
terms-for-coeffs/data/pavpan/nightlies/herbie/egg-taylor/src/core/taylor.rkt762
approximate/data/pavpan/nightlies/herbie/egg-taylor/src/core/taylor.rkt510
location-do-multiple/data/pavpan/nightlies/herbie/egg-taylor/src/programs.rkt1060
taylor-alt/data/pavpan/nightlies/herbie/egg-taylor/src/mainloop.rkt1320
for-loop/data/pavpan/nightlies/herbie/egg-taylor/src/mainloop.rkt1747
gen-series!/data/pavpan/nightlies/herbie/egg-taylor/src/mainloop.rkt1670
run-iter!/data/pavpan/nightlies/herbie/egg-taylor/src/mainloop.rkt3530
run-improve/data/pavpan/nightlies/herbie/egg-taylor/src/mainloop.rkt3720
(unnamed)/data/pavpan/nightlies/herbie/egg-taylor/src/sandbox.rkt726
run/opt/racket-7.8/share/pkgs/profile-lib/main.rkt392
profile-thunk/opt/racket-7.8/share/pkgs/profile-lib/main.rkt90
(unnamed)/opt/racket-7.8/collects/racket/engine.rkt4224

Reproduce

herbie shell --seed 2020268 
(FPCore (x y)
  :name "Data.Colour.CIE:cieLAB from colour-2.3.3, C"
  :precision binary64
  (+ x (/ y 500.0)))