Error in 22.7s

Runtime

Time bar (total: 22.7s)Debug logProfile

start129.0ms

Algorithm
intervals

setup33.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 51.2b

localize14.0ms

Local error

Found 3 expressions with local error:

14.2b
(sqrt (+ (* x x) 1))
3.0b
(log (+ x (sqrt (+ (* x x) 1))))
0.6b
(+ x (sqrt (+ (* x x) 1)))

rewrite6.0ms

Algorithm
rewrite-expression-head
Counts
3 → 38
Calls

3 calls. Slowest were:

2.0ms
(sqrt (+ (* x x) 1))
2.0ms
(+ x (sqrt (+ (* x x) 1)))
2.0ms
(log (+ x (sqrt (+ (* x x) 1))))

series173.0ms

Counts
3 → 9
Calls

3 calls. Slowest were:

109.0ms
(log (+ x (sqrt (+ (* x x) 1))))
36.0ms
(+ x (sqrt (+ (* x x) 1)))
28.0ms
(sqrt (+ (* x x) 1))

simplify1.5s

Counts
21 → 47
Calls

21 calls. Slowest were:

363.0ms
(- (+ (log (/ -1 x)) (+ (log 1/2) (* 3/32 (/ 1 (pow x 4))))) (* 1/4 (/ 1 (pow x 2))))
300.0ms
(- (+ (log 2) (* 1/4 (/ 1 (pow x 2)))) (+ (log (/ 1 x)) (* 3/32 (/ 1 (pow x 4)))))
159.0ms
(- (* 1/8 (/ 1 (pow x 3))) (+ (* 1/16 (/ 1 (pow x 5))) (* 1/2 (/ 1 x))))

prune574.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0b

localize18.0ms

Local error

Found 3 expressions with local error:

18.5b
(- (+ x (* 3/40 (pow x 5))) (* 1/6 (pow x 3)))
0.2b
(* 1/6 (pow x 3))
0.1b
(* 3/40 (pow x 5))

rewrite19.0ms

Algorithm
rewrite-expression-head
Counts
3 → 37
Calls

3 calls. Slowest were:

13.0ms
(- (+ x (* 3/40 (pow x 5))) (* 1/6 (pow x 3)))
2.0ms
(* 1/6 (pow x 3))
2.0ms
(* 3/40 (pow x 5))

series63.0ms

Counts
3 → 9
Calls

3 calls. Slowest were:

29.0ms
(- (+ x (* 3/40 (pow x 5))) (* 1/6 (pow x 3)))
19.0ms
(* 3/40 (pow x 5))
15.0ms
(* 1/6 (pow x 3))

simplify438.0ms

Counts
17 → 46
Calls

17 calls. Slowest were:

128.0ms
(/ (exp (+ x (* 3/40 (pow x 5)))) (exp (* 1/6 (pow x 3))))
96.0ms
(- (+ x (* 3/40 (pow x 5))) (* 1/6 (pow x 3)))
91.0ms
(- (+ x (* 3/40 (pow x 5))) (* 1/6 (pow x 3)))

prune555.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

localize30.0ms

Local error

Found 4 expressions with local error:

9.2b
(log (+ x (+ (+ x (/ 1/2 x)) (/ (/ -1/8 x) (* x x)))))
0.1b
(/ (/ -1/8 x) (* x x))
0.0b
(+ (+ x (/ 1/2 x)) (/ (/ -1/8 x) (* x x)))
0.0b
(+ x (/ 1/2 x))

rewrite27.0ms

Algorithm
rewrite-expression-head
Counts
4 → 61
Calls

4 calls. Slowest were:

12.0ms
(+ (+ x (/ 1/2 x)) (/ (/ -1/8 x) (* x x)))
7.0ms
(log (+ x (+ (+ x (/ 1/2 x)) (/ (/ -1/8 x) (* x x)))))
5.0ms
(/ (/ -1/8 x) (* x x))

series197.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

112.0ms
(log (+ x (+ (+ x (/ 1/2 x)) (/ (/ -1/8 x) (* x x)))))
33.0ms
(+ x (/ 1/2 x))
27.0ms
(+ (+ x (/ 1/2 x)) (/ (/ -1/8 x) (* x x)))

simplify3.9s

Counts
36 → 73
Calls

36 calls. Slowest were:

747.0ms
(log (+ (pow x 3) (pow (+ (+ x (/ 1/2 x)) (/ (/ -1/8 x) (* x x))) 3)))
589.0ms
(/ (* (* (/ -1/8 x) (/ -1/8 x)) (/ -1/8 x)) (* (* (* x x) (* x x)) (* x x)))
370.0ms
(- (+ (log -2) (* 1/4 (/ 1 (pow x 2)))) (+ (log (/ -1 x)) (* 3/32 (/ 1 (pow x 4)))))

prune881.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0b

localize29.0ms

Local error

Found 4 expressions with local error:

19.1b
(- (/ -1/16 (pow x 5)) (- (/ 1/2 x) (/ (/ 1/8 x) (* x x))))
10.9b
(log (- (/ -1/16 (pow x 5)) (- (/ 1/2 x) (/ (/ 1/8 x) (* x x)))))
0.4b
(/ -1/16 (pow x 5))
0.1b
(/ (/ 1/8 x) (* x x))

rewrite45.0ms

Algorithm
rewrite-expression-head
Counts
4 → 77
Calls

4 calls. Slowest were:

20.0ms
(- (/ -1/16 (pow x 5)) (- (/ 1/2 x) (/ (/ 1/8 x) (* x x))))
18.0ms
(log (- (/ -1/16 (pow x 5)) (- (/ 1/2 x) (/ (/ 1/8 x) (* x x)))))
5.0ms
(/ (/ 1/8 x) (* x x))

series193.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

112.0ms
(log (- (/ -1/16 (pow x 5)) (- (/ 1/2 x) (/ (/ 1/8 x) (* x x)))))
37.0ms
(- (/ -1/16 (pow x 5)) (- (/ 1/2 x) (/ (/ 1/8 x) (* x x))))
29.0ms
(/ -1/16 (pow x 5))

simplify5.1s

Counts
54 → 89
Calls

54 calls. Slowest were:

582.0ms
(/ (* (* (/ 1/8 x) (/ 1/8 x)) (/ 1/8 x)) (* (* (* x x) (* x x)) (* x x)))
479.0ms
(- (* -1/16 (+ (* (/ 1/2 x) (/ 1/2 x)) (+ (* (/ (/ 1/8 x) (* x x)) (/ (/ 1/8 x) (* x x))) (* (/ 1/2 x) (/ (/ 1/8 x) (* x x)))))) (* (pow x 5) (- (pow (/ 1/2 x) 3) (pow (/ (/ 1/8 x) (* x x)) 3))))
402.0ms
(- (+ (log (/ -1 x)) (+ (log 1/2) (* 3/32 (/ 1 (pow x 4))))) (* 1/4 (/ 1 (pow x 2))))

prune1.3s

Pruning

4 alts after pruning (1 fresh and 3 done)

Merged error: 0b

regimes127.0ms

Please include this information when filing a bug report:

herbie shell --seed 2018357 
(FPCore (x)
  :name "Hyperbolic arcsine"

  :herbie-target
  (if (< x 0) (log (/ -1 (- x (sqrt (+ (* x x) 1))))) (log (+ x (sqrt (+ (* x x) 1)))))

  (log (+ x (sqrt (+ (* x x) 1)))))

Backtrace

partition: contract violation expected: list? given: 0.1944917501255152 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