Error in 18.7s

Runtime

Time bar (total: 18.7s)Debug log

start288.0ms

Algorithm
intervals

setup90.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 1.0b

localize39.0ms

Local error

Found 4 expressions with local error:

1.0b
(/ PI 3/2)
1.0b
(+ (/ (acos (/ (- g) h)) 3) (/ PI 3/2))
1.0b
(cos (+ (/ (acos (/ (- g) h)) 3) (/ PI 3/2)))
0.9b
(/ (acos (/ (- g) h)) 3)

rewrite18.0ms

Algorithm
rewrite-expression-head
Counts
4 → 50
Calls

4 calls. Slowest were:

8.0ms
(cos (+ (/ (acos (/ (- g) h)) 3) (/ PI 3/2)))
5.0ms
(+ (/ (acos (/ (- g) h)) 3) (/ PI 3/2))
3.0ms
(/ (acos (/ (- g) h)) 3)

series126.0ms

Counts
4 → 10
Calls

4 calls. Slowest were:

79.0ms
(cos (+ (/ (acos (/ (- g) h)) 3) (/ PI 3/2)))
36.0ms
(+ (/ (acos (/ (- g) h)) 3) (/ PI 3/2))
10.0ms
(/ (acos (/ (- g) h)) 3)

simplify297.0ms

Counts
23 → 60
Calls

23 calls. Slowest were:

35.0ms
(+ (* 1/3 (acos (* -1 (/ g h)))) (* 2/3 PI))
27.0ms
(* (cos (/ (/ PI 2) 3)) (cos (- (/ (asin (/ (- g) h)) 3) (/ PI 3/2))))
27.0ms
(* 1/3 (acos (* -1 (/ g h))))

prune1.0s

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.0b

localize49.0ms

Local error

Found 4 expressions with local error:

56.3b
(cos (- (/ (acos (/ g h)) 3) (/ PI 3/2)))
1.0b
(- (/ (acos (/ g h)) 3) (/ PI 3/2))
1.0b
(- (/ (acos (/ g h)) 3) (/ PI 3/2))
1.0b
(sin (/ PI 3))

rewrite29.0ms

Algorithm
rewrite-expression-head
Counts
4 → 50
Calls

4 calls. Slowest were:

10.0ms
(- (/ (acos (/ g h)) 3) (/ PI 3/2))
8.0ms
(cos (- (/ (acos (/ g h)) 3) (/ PI 3/2)))
7.0ms
(- (/ (acos (/ g h)) 3) (/ PI 3/2))

series189.0ms

Counts
4 → 10
Calls

4 calls. Slowest were:

110.0ms
(cos (- (/ (acos (/ g h)) 3) (/ PI 3/2)))
44.0ms
(- (/ (acos (/ g h)) 3) (/ PI 3/2))
36.0ms
(- (/ (acos (/ g h)) 3) (/ PI 3/2))

simplify450.0ms

Counts
28 → 60
Calls

28 calls. Slowest were:

196.0ms
(* (+ (* (cos (- (/ (acos (/ g h)) 3) (/ PI 3/2))) 1/2) (* (sin (/ PI 3)) (sin (- (/ (acos (/ g h)) 3) (/ PI 3/2))))) 2)
34.0ms
(/ (exp (/ (acos (/ g h)) 3)) (exp (/ PI 3/2)))
22.0ms
(/ (exp (/ (acos (/ g h)) 3)) (exp (/ PI 3/2)))

prune1.2s

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0b

localize49.0ms

Local error

Found 4 expressions with local error:

60.4b
(cos (/ (- (* (acos (/ g h)) 3/2) (* 3 PI)) 9/2))
1.0b
(- (/ (acos (/ g h)) 3) (/ PI 3/2))
1.0b
(/ PI 3/2)
1.0b
(sin (/ PI 3))

rewrite22.0ms

Algorithm
rewrite-expression-head
Counts
4 → 42
Calls

4 calls. Slowest were:

10.0ms
(- (/ (acos (/ g h)) 3) (/ PI 3/2))
8.0ms
(cos (/ (- (* (acos (/ g h)) 3/2) (* 3 PI)) 9/2))
3.0ms
(sin (/ PI 3))

series150.0ms

Counts
4 → 8
Calls

4 calls. Slowest were:

110.0ms
(cos (/ (- (* (acos (/ g h)) 3/2) (* 3 PI)) 9/2))
39.0ms
(- (/ (acos (/ g h)) 3) (/ PI 3/2))
0.0ms
(/ PI 3/2)

simplify683.0ms

Counts
17 → 50
Calls

17 calls. Slowest were:

222.0ms
(* (+ (* (cos (/ (- (* (acos (/ g h)) 3/2) (* 3 PI)) 9/2)) 1/2) (* (sin (/ PI 3)) (sin (- (/ (acos (/ g h)) 3) (/ PI 3/2))))) 2)
202.0ms
(* (+ (* (cos (/ (- (* (acos (/ g h)) 3/2) (* 3 PI)) 9/2)) 1/2) (* (sin (/ PI 3)) (sin (- (/ (acos (/ g h)) 3) (/ PI 3/2))))) 2)
57.0ms
(cos (* 2/9 (- (* 3/2 (acos (/ g h))) (* 3 PI))))

prune1.3s

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

localize50.0ms

Local error

Found 4 expressions with local error:

60.4b
(cos (/ (- (* (acos (/ g h)) 3/2) (* 3 PI)) 9/2))
1.0b
(- (/ (acos (/ g h)) 3) (* (* (cbrt (/ PI 3/2)) (cbrt (/ PI 3/2))) (cbrt (/ PI 3/2))))
1.0b
(/ PI 3/2)
1.0b
(/ PI 3/2)

rewrite32.0ms

Algorithm
rewrite-expression-head
Counts
4 → 48
Calls

4 calls. Slowest were:

22.0ms
(- (/ (acos (/ g h)) 3) (* (* (cbrt (/ PI 3/2)) (cbrt (/ PI 3/2))) (cbrt (/ PI 3/2))))
8.0ms
(cos (/ (- (* (acos (/ g h)) 3/2) (* 3 PI)) 9/2))
0.0ms
(/ PI 3/2)

series233.0ms

Counts
4 → 8
Calls

4 calls. Slowest were:

147.0ms
(cos (/ (- (* (acos (/ g h)) 3/2) (* 3 PI)) 9/2))
85.0ms
(- (/ (acos (/ g h)) 3) (* (* (cbrt (/ PI 3/2)) (cbrt (/ PI 3/2))) (cbrt (/ PI 3/2))))
0.0ms
(/ PI 3/2)

simplify945.0ms

Counts
23 → 56
Calls

23 calls. Slowest were:

122.0ms
(- (* (acos (/ g h)) (* (cbrt 3/2) (cbrt 3/2))) (* 3 (* (* (cbrt (/ PI 3/2)) (cbrt PI)) (cbrt PI))))
113.0ms
(- (* (acos (/ g h)) (* (cbrt 3/2) (cbrt 3/2))) (* 3 (* (* (cbrt PI) (cbrt (/ PI 3/2))) (cbrt PI))))
96.0ms
(- (* (acos (/ g h)) (cbrt 3/2)) (* 3 (* (* (cbrt (/ PI 3/2)) (cbrt (/ PI 3/2))) (cbrt PI))))

prune1.4s

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0b

regimes469.0ms

Please include this information when filing a bug report:

herbie shell --seed 2018359 
(FPCore (g h)
  :name "2-ancestry mixing, negative discriminant"
  (* 2 (cos (+ (/ (* 2 PI) 3) (/ (acos (/ (- g) h)) 3)))))

Backtrace

partition: contract violation expected: list? given: 0.03155452695107367 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