Exception for Expression 1, p15

\[1 \leq a \land a \leq 2 \land 2 \leq b \land b \leq 4 \land 4 \leq c \land c \leq 8 \land 8 \leq d \land d \leq 16 \land 16 \leq e \land e \leq 32\]

Math

\[\]

Reproduce

Please include this information when filing a bug report:

herbie shell --seed 2020271 
(FPCore (a b c d e)
  :name "Expression 1, p15"
  :precision binary64
  :pre (<= 1.0 a 2.0 b 4.0 c 8.0 d 16.0 e 32.0)

  :herbie-target
  (+ (+ d (+ c (+ a b))) e)

  (+ (+ (+ (+ e d) c) b) a))

Backtrace

match: no matching clause for 'real		L	C
match:error	/opt/racket-7.8/collects/racket/match/runtime.rkt	24	0
f391	unknown
munge	/data/pavpan/nightlies/herbie/egg-taylor/src/programs.rkt	149	2
for-loop	/data/pavpan/nightlies/herbie/egg-taylor/src/programs.rkt	168	15
f391	unknown
munge	/data/pavpan/nightlies/herbie/egg-taylor/src/programs.rkt	149	2
for-loop	/data/pavpan/nightlies/herbie/egg-taylor/src/programs.rkt	179	4
batch-eval-progs	/data/pavpan/nightlies/herbie/egg-taylor/src/programs.rkt	125	0
batch-errors	/data/pavpan/nightlies/herbie/egg-taylor/src/points.rkt	169	0
atab-add-altns	/data/pavpan/nightlies/herbie/egg-taylor/src/core/alt-table.rkt	194	0
(unnamed)	/opt/racket-7.8/collects/racket/contract/private/arrow-val-first.rkt	486	18
finalize-iter!	/data/pavpan/nightlies/herbie/egg-taylor/src/mainloop.rkt	285	0
run-iter!	/data/pavpan/nightlies/herbie/egg-taylor/src/mainloop.rkt	353	0
run-improve	/data/pavpan/nightlies/herbie/egg-taylor/src/mainloop.rkt	372	0
(unnamed)	/data/pavpan/nightlies/herbie/egg-taylor/src/sandbox.rkt	72	6
run	/opt/racket-7.8/share/pkgs/profile-lib/main.rkt	39	2
profile-thunk	/opt/racket-7.8/share/pkgs/profile-lib/main.rkt	9	0
(unnamed)	/opt/racket-7.8/collects/racket/engine.rkt	42	24

Reproduce

herbie shell --seed 2020271 
(FPCore (a b c d e)
  :name "Expression 1, p15"
  :precision binary64
  :pre (<= 1.0 a 2.0 b 4.0 c 8.0 d 16.0 e 32.0)

  :herbie-target
  (+ (+ d (+ c (+ a b))) e)

  (+ (+ (+ (+ e d) c) b) a))