Error in 51.1s

Runtime

Time bar (total: 51.1s)Debug log

start444.0ms

Algorithm
intervals

setup98.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.3b

localize22.0ms

Local error

Found 3 expressions with local error:

0.2b
(* PI (* n 2))
0.2b
(/ (pow (* PI (* n 2)) (- 1/2 (/ k 2))) (sqrt k))
0.2b
(pow (* PI (* n 2)) (- 1/2 (/ k 2)))

rewrite8.0ms

Algorithm
rewrite-expression-head
Counts
3 → 68
Calls

3 calls. Slowest were:

5.0ms
(/ (pow (* PI (* n 2)) (- 1/2 (/ k 2))) (sqrt k))
2.0ms
(pow (* PI (* n 2)) (- 1/2 (/ k 2)))
1.0ms
(* PI (* n 2))

series401.0ms

Counts
3 → 9
Calls

3 calls. Slowest were:

184.0ms
(/ (pow (* PI (* n 2)) (- 1/2 (/ k 2))) (sqrt k))
160.0ms
(pow (* PI (* n 2)) (- 1/2 (/ k 2)))
56.0ms
(* PI (* n 2))

simplify3.6s

Counts
67 → 77
Calls

67 calls. Slowest were:

649.0ms
(- (* (log (* PI (* n 2))) (- 1/2 (/ k 2))) (log (sqrt k)))
639.0ms
(- (* (log (* PI (* n 2))) (- 1/2 (/ k 2))) (log (sqrt k)))
287.0ms
(* (log (* PI (* n 2))) (- 1/2 (/ k 2)))

prune1.1s

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 0.0b

localize34.0ms

Local error

Found 4 expressions with local error:

0.5b
(pow PI (- 1/2 (/ k 2)))
0.2b
(/ (* (pow PI (- 1/2 (/ k 2))) (pow (* n 2) (- 1/2 (/ k 2)))) (sqrt k))
0.2b
(* (pow PI (- 1/2 (/ k 2))) (pow (* n 2) (- 1/2 (/ k 2))))
0.1b
(pow (* n 2) (- 1/2 (/ k 2)))

rewrite34.0ms

Algorithm
rewrite-expression-head
Counts
4 → 90
Calls

4 calls. Slowest were:

16.0ms
(/ (* (pow PI (- 1/2 (/ k 2))) (pow (* n 2) (- 1/2 (/ k 2)))) (sqrt k))
12.0ms
(* (pow PI (- 1/2 (/ k 2))) (pow (* n 2) (- 1/2 (/ k 2))))
2.0ms
(pow (* n 2) (- 1/2 (/ k 2)))

series493.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

217.0ms
(/ (* (pow PI (- 1/2 (/ k 2))) (pow (* n 2) (- 1/2 (/ k 2)))) (sqrt k))
150.0ms
(* (pow PI (- 1/2 (/ k 2))) (pow (* n 2) (- 1/2 (/ k 2))))
92.0ms
(pow (* n 2) (- 1/2 (/ k 2)))

simplify6.9s

Counts
72 → 102
Calls

72 calls. Slowest were:

926.0ms
(- (+ (* (log PI) (- 1/2 (/ k 2))) (log (pow (* n 2) (- 1/2 (/ k 2))))) (log (sqrt k)))
504.0ms
(/ (* (* (* (pow PI (- 1/2 (/ k 2))) (pow (* n 2) (- 1/2 (/ k 2)))) (* (pow PI (- 1/2 (/ k 2))) (pow (* n 2) (- 1/2 (/ k 2))))) (* (pow PI (- 1/2 (/ k 2))) (pow (* n 2) (- 1/2 (/ k 2))))) (* (* (sqrt k) (sqrt k)) (sqrt k)))
496.0ms
(- (log (* (pow PI (- 1/2 (/ k 2))) (pow (* n 2) (- 1/2 (/ k 2))))) (log (sqrt k)))

prune1.6s

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.0b

localize6.0ms

Local error

Found 4 expressions with local error:

0.5b
(pow PI (- 1/2 (/ k 2)))
0.2b
(/ (sqrt k) (* (pow PI (- 1/2 (/ k 2))) (pow (* n 2) (- 1/2 (/ k 2)))))
0.2b
(* (pow PI (- 1/2 (/ k 2))) (pow (* n 2) (- 1/2 (/ k 2))))
0.1b
(pow (* n 2) (- 1/2 (/ k 2)))

rewrite18.0ms

Algorithm
rewrite-expression-head
Counts
4 → 90
Calls

4 calls. Slowest were:

9.0ms
(/ (sqrt k) (* (pow PI (- 1/2 (/ k 2))) (pow (* n 2) (- 1/2 (/ k 2)))))
6.0ms
(* (pow PI (- 1/2 (/ k 2))) (pow (* n 2) (- 1/2 (/ k 2))))
1.0ms
(pow (* n 2) (- 1/2 (/ k 2)))

series501.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

222.0ms
(/ (sqrt k) (* (pow PI (- 1/2 (/ k 2))) (pow (* n 2) (- 1/2 (/ k 2)))))
153.0ms
(* (pow PI (- 1/2 (/ k 2))) (pow (* n 2) (- 1/2 (/ k 2))))
97.0ms
(pow (* n 2) (- 1/2 (/ k 2)))

simplify6.2s

Counts
71 → 102
Calls

71 calls. Slowest were:

697.0ms
(/ (* (* (sqrt k) (sqrt k)) (sqrt k)) (* (* (* (pow PI (- 1/2 (/ k 2))) (pow (* n 2) (- 1/2 (/ k 2)))) (* (pow PI (- 1/2 (/ k 2))) (pow (* n 2) (- 1/2 (/ k 2))))) (* (pow PI (- 1/2 (/ k 2))) (pow (* n 2) (- 1/2 (/ k 2))))))
524.0ms
(/ (* (* (sqrt k) (sqrt k)) (sqrt k)) (* (* (* (pow PI (- 1/2 (/ k 2))) (pow PI (- 1/2 (/ k 2)))) (pow PI (- 1/2 (/ k 2)))) (* (* (pow (* n 2) (- 1/2 (/ k 2))) (pow (* n 2) (- 1/2 (/ k 2)))) (pow (* n 2) (- 1/2 (/ k 2))))))
421.0ms
(- (log (sqrt k)) (+ (* (log PI) (- 1/2 (/ k 2))) (log (pow (* n 2) (- 1/2 (/ k 2))))))

prune1.7s

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0b

localize31.0ms

Local error

Found 4 expressions with local error:

0.8b
(* (cbrt (- 1/2 (/ k 2))) (cbrt (- 1/2 (/ k 2))))
0.3b
(cbrt (- 1/2 (/ k 2)))
0.3b
(cbrt (- 1/2 (/ k 2)))
0.3b
(cbrt (- 1/2 (/ k 2)))

rewrite10.0ms

Algorithm
rewrite-expression-head
Counts
4 → 75
Calls

4 calls. Slowest were:

7.0ms
(* (cbrt (- 1/2 (/ k 2))) (cbrt (- 1/2 (/ k 2))))
1.0ms
(cbrt (- 1/2 (/ k 2)))
1.0ms
(cbrt (- 1/2 (/ k 2)))

series214.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

62.0ms
(cbrt (- 1/2 (/ k 2)))
59.0ms
(cbrt (- 1/2 (/ k 2)))
50.0ms
(* (cbrt (- 1/2 (/ k 2))) (cbrt (- 1/2 (/ k 2))))

simplify6.6s

Counts
59 → 87
Calls

59 calls. Slowest were:

567.0ms
(- (pow 1/2 1/3) (+ (* 1/3 (* (pow 1/2 1/3) k)) (* 1/9 (* (pow 1/2 1/3) (pow k 2)))))
473.0ms
(- (pow 1/4 1/3) (+ (* 2/3 (* (pow 1/4 1/3) k)) (* 1/9 (* (pow 1/4 1/3) (pow k 2)))))
464.0ms
(- (pow 1/2 1/3) (+ (* 1/3 (* (pow 1/2 1/3) k)) (* 1/9 (* (pow 1/2 1/3) (pow k 2)))))

prune1.9s

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 0b

regimes209.0ms

Please include this information when filing a bug report:

herbie shell --seed 2018359 
(FPCore (k n)
  :name "Migdal et al, Equation (51)"
  (* (/ 1 (sqrt k)) (pow (* (* 2 PI) n) (/ (- 1 k) 2))))

Backtrace

partition: contract violation expected: list? given: 0.43722560335145244 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