Error in 19.2s

Runtime

Time bar (total: 19.2s)Debug logProfile

start96.0ms

Algorithm
intervals

setup41.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 25.1b

localize18.0ms

Local error

Found 2 expressions with local error:

3.3b
(- (exp (* a x)) 1)
0.1b
(exp (* a x))

rewrite11.0ms

Algorithm
rewrite-expression-head
Counts
2 → 21
Calls

2 calls. Slowest were:

9.0ms
(- (exp (* a x)) 1)
2.0ms
(exp (* a x))

series62.0ms

Counts
2 → 6
Calls

2 calls. Slowest were:

44.0ms
(- (exp (* a x)) 1)
18.0ms
(exp (* a x))

simplify574.0ms

Counts
9 → 27
Calls

9 calls. Slowest were:

432.0ms
(+ (* 1/2 (* (pow a 2) (pow x 2))) (+ (* a x) (* 1/6 (* (pow a 3) (pow x 3)))))
111.0ms
(+ (* a x) (+ (* 1/2 (* (pow a 2) (pow x 2))) 1))
10.0ms
(- (exp (* a x)) 1)

prune247.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.1b

localize17.0ms

Local error

Found 4 expressions with local error:

0.4b
(* x 1/6)
0.2b
(* (* a x) (* a x))
0.2b
(* a (* x 1/6))
0.1b
(* (* (* a x) (* a x)) (+ (* a (* x 1/6)) 1/2))

rewrite33.0ms

Algorithm
rewrite-expression-head
Counts
4 → 55
Calls

4 calls. Slowest were:

27.0ms
(* (* (* a x) (* a x)) (+ (* a (* x 1/6)) 1/2))
3.0ms
(* (* a x) (* a x))
1.0ms
(* a (* x 1/6))

series121.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

79.0ms
(* (* (* a x) (* a x)) (+ (* a (* x 1/6)) 1/2))
17.0ms
(* (* a x) (* a x))
13.0ms
(* x 1/6)

simplify3.6s

Counts
32 → 67
Calls

32 calls. Slowest were:

773.0ms
(* (* (* (* a x) (* a x)) (* a x)) (* (* (* a x) (* a x)) (* a x)))
362.0ms
(+ (* 1/6 (* (pow a 3) (pow x 3))) (* 1/2 (* (pow a 2) (pow x 2))))
360.0ms
(+ (* 1/2 (* (pow a 2) (pow x 2))) (* 1/6 (* (pow a 3) (pow x 3))))

prune687.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.1b

localize25.0ms

Local error

Found 4 expressions with local error:

3.4b
(- (sqrt (exp (* a x))) 1)
0.1b
(exp (* a x))
0.1b
(exp (* a x))
0.0b
(* (+ (sqrt (exp (* a x))) 1) (- (sqrt (exp (* a x))) 1))

rewrite55.0ms

Algorithm
rewrite-expression-head
Counts
4 → 62
Calls

4 calls. Slowest were:

39.0ms
(* (+ (sqrt (exp (* a x))) 1) (- (sqrt (exp (* a x))) 1))
12.0ms
(- (sqrt (exp (* a x))) 1)
2.0ms
(exp (* a x))

series156.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

76.0ms
(* (+ (sqrt (exp (* a x))) 1) (- (sqrt (exp (* a x))) 1))
55.0ms
(- (sqrt (exp (* a x))) 1)
15.0ms
(exp (* a x))

simplify5.6s

Counts
44 → 74
Calls

44 calls. Slowest were:

452.0ms
(* (- (sqrt (exp (* a x))) 1) (+ (sqrt (exp (* a x))) 1))
416.0ms
(+ (* 1/2 (* (pow a 2) (pow x 2))) (+ (* a x) (* 1/6 (* (pow a 3) (pow x 3)))))
414.0ms
(* (- (sqrt (exp (* a x))) 1) (+ (sqrt (exp (* a x))) 1))

prune1.3s

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.0b

localize36.0ms

Local error

Found 4 expressions with local error:

3.4b
(- (sqrt (exp (* a x))) 1)
0.1b
(exp (* a x))
0.1b
(exp (* a x))
0.1b
(exp (* a x))

rewrite15.0ms

Algorithm
rewrite-expression-head
Counts
4 → 40
Calls

4 calls. Slowest were:

10.0ms
(- (sqrt (exp (* a x))) 1)
1.0ms
(exp (* a x))
1.0ms
(exp (* a x))

series93.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

50.0ms
(- (sqrt (exp (* a x))) 1)
17.0ms
(exp (* a x))
14.0ms
(exp (* a x))

simplify729.0ms

Counts
20 → 52
Calls

20 calls. Slowest were:

369.0ms
(+ (* 1/8 (* (pow a 2) (pow x 2))) (+ (* 1/2 (* a x)) (* 1/48 (* (pow a 3) (pow x 3)))))
115.0ms
(+ (* a x) (+ (* 1/2 (* (pow a 2) (pow x 2))) 1))
109.0ms
(+ (* a x) (+ (* 1/2 (* (pow a 2) (pow x 2))) 1))

prune696.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0.0b

regimes271.0ms

Please include this information when filing a bug report:

herbie shell --seed 2018357 
(FPCore (a x)
  :name "expax (section 3.5)"

  :herbie-target
  (if (< (fabs (* a x)) 1/10) (* (* a x) (+ 1 (+ (/ (* a x) 2) (/ (pow (* a x) 2) 6)))) (- (exp (* a x)) 1))

  (- (exp (* a x)) 1))

Backtrace

partition: contract violation expected: list? given: 0.649184054052714 argument position: 2nd other arguments...: #<procedure:ordinary-value?>LC
partition/home/p92/racket/collects/racket/list.rkt5550
errors-score/data/pavpan/nightlies/herbie/develop/src/points.rkt3220
for-loop/data/pavpan/nightlies/herbie/develop/src/sandbox.rkt7512
(unnamed)/home/p92/racket/collects/racket/private/more-scheme.rkt26128
run/home/p92/racket/share/pkgs/profile-lib/main.rkt392
profile-thunk16/home/p92/racket/share/pkgs/profile-lib/main.rkt90
(unnamed)/home/p92/racket/collects/racket/private/more-scheme.rkt26128