Error in 1.6m

Runtime

Time bar (total: 1.6m)Debug log

start299.0ms

Algorithm
intervals

setup208.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize30.0ms

Local error

Found 4 expressions with local error:

1.0b
(/ 4/3 PI)
0.2b
(* (* v v) -6)
0.0b
(/ (/ 4/3 PI) (- 1 (* v v)))
0.0b
(/ (/ (/ 4/3 PI) (- 1 (* v v))) (sqrt (+ 2 (* (* v v) -6))))

rewrite27.0ms

Algorithm
rewrite-expression-head
Counts
4 → 202
Calls

4 calls. Slowest were:

12.0ms
(/ (/ (/ 4/3 PI) (- 1 (* v v))) (sqrt (+ 2 (* (* v v) -6))))
5.0ms
(/ (/ 4/3 PI) (- 1 (* v v)))
4.0ms
(* (* v v) -6)

series316.0ms

Counts
4 → 10
Calls

4 calls. Slowest were:

201.0ms
(/ (/ (/ 4/3 PI) (- 1 (* v v))) (sqrt (+ 2 (* (* v v) -6))))
97.0ms
(/ (/ 4/3 PI) (- 1 (* v v)))
18.0ms
(* (* v v) -6)

simplify21.7s

Counts
289 → 212
Calls

289 calls. Slowest were:

759.0ms
(- (+ (* 4/3 (/ 1 (* (pow v 2) PI))) (+ (* 4/3 (/ 1 (* (pow v 4) PI))) (* 4/3 (/ 1 (* (pow v 6) PI))))))
633.0ms
(- (+ (* 4/3 (/ 1 (* (pow v 2) PI))) (+ (* 4/3 (/ 1 (* (pow v 4) PI))) (* 4/3 (/ 1 (* (pow v 6) PI))))))
570.0ms
(/ (/ (/ 4/3 PI) (- (* 1 1) (* (* v v) (* v v)))) (sqrt (* (cbrt (+ 2 (* (* v v) -6))) (cbrt (+ 2 (* (* v v) -6))))))

prune3.3s

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0b

localize11.0ms

Local error

Found 3 expressions with local error:

0.2b
(* (* v v) -6)
0.0b
(/ (/ 1 (/ PI 4/3)) (- 1 (* v v)))
0.0b
(/ (/ (/ 1 (/ PI 4/3)) (- 1 (* v v))) (sqrt (+ 2 (* (* v v) -6))))

rewrite17.0ms

Algorithm
rewrite-expression-head
Counts
3 → 219
Calls

3 calls. Slowest were:

7.0ms
(/ (/ (/ 1 (/ PI 4/3)) (- 1 (* v v))) (sqrt (+ 2 (* (* v v) -6))))
3.0ms
(/ (/ 1 (/ PI 4/3)) (- 1 (* v v)))
2.0ms
(* (* v v) -6)

series303.0ms

Counts
3 → 9
Calls

3 calls. Slowest were:

217.0ms
(/ (/ (/ 1 (/ PI 4/3)) (- 1 (* v v))) (sqrt (+ 2 (* (* v v) -6))))
61.0ms
(/ (/ 1 (/ PI 4/3)) (- 1 (* v v)))
24.0ms
(* (* v v) -6)

simplify39.4s

Counts
336 → 228
Calls

336 calls. Slowest were:

907.0ms
(/ (/ (/ 1 (/ PI 4/3)) (- 1 (* v v))) (sqrt (+ 2 (* (* v v) -6))))
714.0ms
(/ (/ (/ 1 (/ PI 4/3)) (- (* 1 1) (* (* v v) (* v v)))) (sqrt (* (cbrt (+ 2 (* (* v v) -6))) (cbrt (+ 2 (* (* v v) -6))))))
700.0ms
(/ (/ (/ 1 (/ PI 4/3)) (- 1 (* v v))) (sqrt (+ 2 (* (* v v) -6))))

prune3.7s

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize13.0ms

Local error

Found 4 expressions with local error:

1.0b
(/ (/ 4/3 (- 1 (* v v))) (sqrt (+ 2 (* (* v v) -6))))
1.0b
(* (/ 1 PI) (/ (/ 4/3 (- 1 (* v v))) (sqrt (+ 2 (* (* v v) -6)))))
0.2b
(* (* v v) -6)
0.0b
(/ 4/3 (- 1 (* v v)))

rewrite32.0ms

Algorithm
rewrite-expression-head
Counts
4 → 149
Calls

4 calls. Slowest were:

12.0ms
(/ (/ 4/3 (- 1 (* v v))) (sqrt (+ 2 (* (* v v) -6))))
11.0ms
(* (/ 1 PI) (/ (/ 4/3 (- 1 (* v v))) (sqrt (+ 2 (* (* v v) -6)))))
4.0ms
(* (* v v) -6)

series363.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

200.0ms
(* (/ 1 PI) (/ (/ 4/3 (- 1 (* v v))) (sqrt (+ 2 (* (* v v) -6)))))
133.0ms
(/ (/ 4/3 (- 1 (* v v))) (sqrt (+ 2 (* (* v v) -6))))
16.0ms
(* (* v v) -6)

simplify14.2s

Counts
156 → 161
Calls

156 calls. Slowest were:

506.0ms
(* (/ 1 PI) (/ (/ 4/3 (- 1 (* v v))) (sqrt (+ 2 (* (* v v) -6)))))
506.0ms
(- (+ (* 4/3 (/ 1 (pow v 4))) (+ (* 4/3 (/ 1 (pow v 6))) (* 4/3 (/ 1 (pow v 2))))))
473.0ms
(- (+ (* 4/3 (* (pow v 2) (sqrt 1/2))) (+ (* 4/3 (* (pow v 4) (sqrt 1/2))) (+ (* 4/3 (sqrt 1/2)) (+ (* 4 (/ (pow v 4) (sqrt 1/2))) (/ (pow v 2) (sqrt 1/2)))))) (* 3/8 (/ (pow v 4) (pow (sqrt 1/2) 3))))

prune2.7s

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes76.0ms

Please include this information when filing a bug report:

herbie shell --seed 2018359 
(FPCore (v)
  :name "Falkner and Boettcher, Equation (22+)"
  (/ 4 (* (* (* 3 PI) (- 1 (* v v))) (sqrt (- 2 (* 6 (* v v)))))))

Backtrace

partition: contract violation expected: list? given: 0.011436481637041212 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