Error in 32.1s

Runtime

Time bar (total: 32.1s)Debug logProfile

start790.0ms

Algorithm
intervals

setup217.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 16.8b

localize50.0ms

Local error

Found 3 expressions with local error:

5.2b
(cos (+ a b))
0.2b
(* r (/ (sin b) (cos (+ a b))))
0.2b
(/ (sin b) (cos (+ a b)))

rewrite23.0ms

Algorithm
rewrite-expression-head
Counts
3 → 63
Calls

3 calls. Slowest were:

8.0ms
(/ (sin b) (cos (+ a b)))
6.0ms
(cos (+ a b))
5.0ms
(* r (/ (sin b) (cos (+ a b))))

series594.0ms

Counts
3 → 9
Calls

3 calls. Slowest were:

511.0ms
(* r (/ (sin b) (cos (+ a b))))
47.0ms
(/ (sin b) (cos (+ a b)))
34.0ms
(cos (+ a b))

simplify925.0ms

Counts
49 → 72
Calls

49 calls. Slowest were:

261.0ms
(+ (* a (* r (pow b 2))) (+ (* 1/3 (* r (pow b 3))) (* r b)))
196.0ms
(+ b (+ (* 1/3 (pow b 3)) (* a (pow b 2))))
193.0ms
(- 1 (+ (* 1/2 (pow a 2)) (* a b)))

prune864.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 0.2b

localize47.0ms

Local error

Found 4 expressions with local error:

0.2b
(* r (/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b)))))
0.2b
(* (sin a) (sin b))
0.2b
(/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b))))
0.1b
(- (* (cos a) (cos b)) (* (sin a) (sin b)))

rewrite62.0ms

Algorithm
rewrite-expression-head
Counts
4 → 99
Calls

4 calls. Slowest were:

22.0ms
(* r (/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b)))))
18.0ms
(/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b))))
13.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))

series616.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

320.0ms
(* r (/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b)))))
124.0ms
(/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b))))
113.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))

simplify3.1s

Counts
73 → 111
Calls

73 calls. Slowest were:

426.0ms
(- (+ (cos (+ a b)) (cos (- a b))) (- (cos (- a b)) (cos (+ a b))))
332.0ms
(- (* (+ (cos (+ a b)) (cos (- a b))) 2) (* 2 (- (cos (- a b)) (cos (+ a b)))))
297.0ms
(+ (* a (* r (pow b 2))) (+ (* 1/3 (* r (pow b 3))) (* r b)))

prune1.3s

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 0.0b

localize19.0ms

Local error

Found 4 expressions with local error:

0.2b
(* r (/ (sin b) (- (* (cos a) (cos b)) (log1p (expm1 (* (sin a) (sin b)))))))
0.2b
(* (sin a) (sin b))
0.2b
(/ (sin b) (- (* (cos a) (cos b)) (log1p (expm1 (* (sin a) (sin b))))))
0.1b
(- (* (cos a) (cos b)) (log1p (expm1 (* (sin a) (sin b)))))

rewrite53.0ms

Algorithm
rewrite-expression-head
Counts
4 → 96
Calls

4 calls. Slowest were:

19.0ms
(/ (sin b) (- (* (cos a) (cos b)) (log1p (expm1 (* (sin a) (sin b))))))
15.0ms
(* r (/ (sin b) (- (* (cos a) (cos b)) (log1p (expm1 (* (sin a) (sin b)))))))
11.0ms
(- (* (cos a) (cos b)) (log1p (expm1 (* (sin a) (sin b)))))

series705.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

359.0ms
(* r (/ (sin b) (- (* (cos a) (cos b)) (log1p (expm1 (* (sin a) (sin b)))))))
193.0ms
(/ (sin b) (- (* (cos a) (cos b)) (log1p (expm1 (* (sin a) (sin b))))))
105.0ms
(- (* (cos a) (cos b)) (log1p (expm1 (* (sin a) (sin b)))))

simplify2.5s

Counts
73 → 108
Calls

73 calls. Slowest were:

289.0ms
(+ (* a (* r (pow b 2))) (+ (* 1/3 (* r (pow b 3))) (* r b)))
221.0ms
(/ (* (* (sin b) (sin b)) (sin b)) (* (* (- (* (cos a) (cos b)) (log1p (expm1 (* (sin a) (sin b))))) (- (* (cos a) (cos b)) (log1p (expm1 (* (sin a) (sin b)))))) (- (* (cos a) (cos b)) (log1p (expm1 (* (sin a) (sin b)))))))
198.0ms
(+ (* (* (cos a) (cos b)) (* (cos a) (cos b))) (+ (* (log1p (expm1 (* (sin a) (sin b)))) (log1p (expm1 (* (sin a) (sin b))))) (* (* (cos a) (cos b)) (log1p (expm1 (* (sin a) (sin b)))))))

prune1.7s

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 0.0b

localize29.0ms

Local error

Found 4 expressions with local error:

0.3b
(* (* r (sin b)) (/ 1 (- (* (cos b) (cos a)) (* (sin b) (sin a)))))
0.2b
(* (sin b) (sin a))
0.2b
(/ 1 (- (* (cos b) (cos a)) (* (sin b) (sin a))))
0.1b
(- (* (cos b) (cos a)) (* (sin b) (sin a)))

rewrite37.0ms

Algorithm
rewrite-expression-head
Counts
4 → 85
Calls

4 calls. Slowest were:

12.0ms
(* (* r (sin b)) (/ 1 (- (* (cos b) (cos a)) (* (sin b) (sin a)))))
11.0ms
(- (* (cos b) (cos a)) (* (sin b) (sin a)))
9.0ms
(/ 1 (- (* (cos b) (cos a)) (* (sin b) (sin a))))

series523.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

271.0ms
(* (* r (sin b)) (/ 1 (- (* (cos b) (cos a)) (* (sin b) (sin a)))))
101.0ms
(/ 1 (- (* (cos b) (cos a)) (* (sin b) (sin a))))
90.0ms
(- (* (cos b) (cos a)) (* (sin b) (sin a)))

simplify3.1s

Counts
48 → 97
Calls

48 calls. Slowest were:

447.0ms
(* (* (* (* r (sin b)) (* r (sin b))) (* r (sin b))) (* (* (/ 1 (- (* (cos b) (cos a)) (* (sin b) (sin a)))) (/ 1 (- (* (cos b) (cos a)) (* (sin b) (sin a))))) (/ 1 (- (* (cos b) (cos a)) (* (sin b) (sin a))))))
342.0ms
(- (* (+ (cos (+ b a)) (cos (- b a))) 2) (* 2 (- (cos (- b a)) (cos (+ b a)))))
327.0ms
(- (+ (cos (+ b a)) (cos (- b a))) (- (cos (- b a)) (cos (+ b a))))

prune1.4s

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 0.0b

regimes343.0ms

Please include this information when filing a bug report:

herbie shell --seed 2018357 +o rules:numerics
(FPCore (r a b)
  :name "r*sin(b)/cos(a+b), B"
  (* r (/ (sin b) (cos (+ a b)))))

Backtrace

partition: contract violation expected: list? given: 0.3840547581850195 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