Error in 24.0s

Runtime

Time bar (total: 24.0s)Debug logProfile

start665.0ms

Algorithm
intervals

setup613.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 33.3b

localize38.0ms

Local error

Found 4 expressions with local error:

22.9b
(sqrt (- (* b_2 b_2) (* a c)))
0.8b
(- (* b_2 b_2) (* a c))
0.7b
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
0.1b
(/ (- (sqrt (- (* b_2 b_2) (* a c))) b_2) a)

rewrite70.0ms

Algorithm
rewrite-expression-head
Counts
4 → 53
Calls

4 calls. Slowest were:

36.0ms
(/ (- (sqrt (- (* b_2 b_2) (* a c))) b_2) a)
20.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
7.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series243.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

84.0ms
(sqrt (- (* b_2 b_2) (* a c)))
79.0ms
(/ (- (sqrt (- (* b_2 b_2) (* a c))) b_2) a)
56.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)

simplify1.5s

Counts
24 → 65
Calls

24 calls. Slowest were:

349.0ms
(- (* (sqrt (- (* b_2 b_2) (* a c))) (sqrt (- (* b_2 b_2) (* a c)))) (* b_2 b_2))
286.0ms
(sqrt (- (* (* b_2 b_2) (* b_2 b_2)) (* (* a c) (* a c))))
232.0ms
(sqrt (- (pow (* b_2 b_2) 3) (pow (* a c) 3)))

prune767.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 7.1b

localize14.0ms

Local error

Found 4 expressions with local error:

22.9b
(sqrt (- (* b_2 b_2) (* a c)))
0.8b
(- (* b_2 b_2) (* a c))
0.7b
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
0.2b
(* (- (sqrt (- (* b_2 b_2) (* a c))) b_2) (/ 1 a))

rewrite48.0ms

Algorithm
rewrite-expression-head
Counts
4 → 61
Calls

4 calls. Slowest were:

24.0ms
(* (- (sqrt (- (* b_2 b_2) (* a c))) b_2) (/ 1 a))
16.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
4.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series202.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

82.0ms
(* (- (sqrt (- (* b_2 b_2) (* a c))) b_2) (/ 1 a))
53.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
45.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify2.9s

Counts
34 → 73
Calls

34 calls. Slowest were:

395.0ms
(* (- (* (sqrt (- (* b_2 b_2) (* a c))) (sqrt (- (* b_2 b_2) (* a c)))) (* b_2 b_2)) 1)
374.0ms
(* (- (pow (sqrt (- (* b_2 b_2) (* a c))) 3) (pow b_2 3)) (/ 1 a))
360.0ms
(* (* (* (- (sqrt (- (* b_2 b_2) (* a c))) b_2) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) (* (* (/ 1 a) (/ 1 a)) (/ 1 a)))

prune846.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 7.1b

localize14.0ms

Local error

Found 4 expressions with local error:

22.9b
(sqrt (- (* b_2 b_2) (* a c)))
15.4b
(/ (+ (- (* a c)) 0) a)
1.0b
(+ (sqrt (- (* b_2 b_2) (* a c))) b_2)
0.8b
(- (* b_2 b_2) (* a c))

rewrite28.0ms

Algorithm
rewrite-expression-head
Counts
4 → 52
Calls

4 calls. Slowest were:

11.0ms
(/ (+ (- (* a c)) 0) a)
10.0ms
(+ (sqrt (- (* b_2 b_2) (* a c))) b_2)
4.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series143.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

57.0ms
(+ (sqrt (- (* b_2 b_2) (* a c))) b_2)
39.0ms
(sqrt (- (* b_2 b_2) (* a c)))
36.0ms
(- (* b_2 b_2) (* a c))

simplify1.9s

Counts
24 → 64
Calls

24 calls. Slowest were:

490.0ms
(+ (pow (- (* a c)) 3) (pow 0 3))
333.0ms
(sqrt (- (pow (* b_2 b_2) 3) (pow (* a c) 3)))
274.0ms
(- (* (- (* a c)) (- (* a c))) (* 0 0))

prune815.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 7.1b

localize10.0ms

Local error

Found 4 expressions with local error:

22.9b
(sqrt (- (* b_2 b_2) (* a c)))
1.0b
(+ (sqrt (- (* b_2 b_2) (* a c))) b_2)
0.8b
(- (* b_2 b_2) (* a c))
0.1b
(/ (- c) (+ (sqrt (- (* b_2 b_2) (* a c))) b_2))

rewrite43.0ms

Algorithm
rewrite-expression-head
Counts
4 → 71
Calls

4 calls. Slowest were:

20.0ms
(/ (- c) (+ (sqrt (- (* b_2 b_2) (* a c))) b_2))
15.0ms
(+ (sqrt (- (* b_2 b_2) (* a c))) b_2)
4.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series280.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

159.0ms
(/ (- c) (+ (sqrt (- (* b_2 b_2) (* a c))) b_2))
53.0ms
(sqrt (- (* b_2 b_2) (* a c)))
40.0ms
(+ (sqrt (- (* b_2 b_2) (* a c))) b_2)

simplify1.9s

Counts
54 → 83
Calls

54 calls. Slowest were:

342.0ms
(/ (* (* (- c) (- c)) (- c)) (* (* (+ (sqrt (- (* b_2 b_2) (* a c))) b_2) (+ (sqrt (- (* b_2 b_2) (* a c))) b_2)) (+ (sqrt (- (* b_2 b_2) (* a c))) b_2)))
260.0ms
(sqrt (- (pow (* b_2 b_2) 3) (pow (* a c) 3)))
217.0ms
(sqrt (- (* (* b_2 b_2) (* b_2 b_2)) (* (* a c) (* a c))))

prune993.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 7.1b

regimes337.0ms

Please include this information when filing a bug report:

herbie shell --seed 2018357 
(FPCore (a b_2 c)
  :name "quad2p (problem 3.2.1, positive)"
  (/ (+ (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) a))

Backtrace

partition: contract violation expected: list? given: 6.632647649419411 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