Error in 26.9s

Runtime

Time bar (total: 26.9s)Debug logProfile

start372.0ms

Algorithm
intervals

setup122.0ms

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)

rewrite532.0ms

Algorithm
rewrite-expression-head
Counts
4 → 69
Calls

4 calls. Slowest were:

490.0ms
(/ (- (sqrt (- (* b_2 b_2) (* a c))) b_2) a)
25.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
8.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series223.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

75.0ms
(sqrt (- (* b_2 b_2) (* a c)))
69.0ms
(/ (- (sqrt (- (* b_2 b_2) (* a c))) b_2) a)
51.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)

simplify2.3s

Counts
31 → 81
Calls

31 calls. Slowest were:

569.0ms
(sqrt (- (* (* b_2 b_2) (* b_2 b_2)) (* (* a c) (* a c))))
520.0ms
(- (* (sqrt (- (* b_2 b_2) (* a c))) (sqrt (- (* b_2 b_2) (* a c)))) (* b_2 b_2))
363.0ms
(sqrt (- (pow (* b_2 b_2) 3) (pow (* a c) 3)))

prune791.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 7.1b

localize6.0ms

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))

rewrite54.0ms

Algorithm
rewrite-expression-head
Counts
4 → 77
Calls

4 calls. Slowest were:

29.0ms
(* (- (sqrt (- (* b_2 b_2) (* a c))) b_2) (/ 1 a))
19.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
3.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series183.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

74.0ms
(* (- (sqrt (- (* b_2 b_2) (* a c))) b_2) (/ 1 a))
51.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
35.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify4.1s

Counts
41 → 89
Calls

41 calls. Slowest were:

805.0ms
(* (- (* (sqrt (- (* b_2 b_2) (* a c))) (sqrt (- (* b_2 b_2) (* a c)))) (* b_2 b_2)) 1)
506.0ms
(sqrt (- (* (* b_2 b_2) (* b_2 b_2)) (* (* a c) (* a c))))
443.0ms
(* (* (* (- (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)))

prune955.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 7.1b

localize22.0ms

Local error

Found 4 expressions with local error:

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

rewrite18.0ms

Algorithm
rewrite-expression-head
Counts
4 → 65
Calls

4 calls. Slowest were:

9.0ms
(+ (sqrt (- (* b_2 b_2) (* a c))) b_2)
3.0ms
(sqrt (- (* b_2 b_2) (* a c)))
3.0ms
(/ (fma a (- c) 0) a)

series180.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

72.0ms
(+ (sqrt (- (* b_2 b_2) (* a c))) b_2)
53.0ms
(sqrt (- (* b_2 b_2) (* a c)))
34.0ms
(/ (fma a (- c) 0) a)

simplify1.5s

Counts
28 → 77
Calls

28 calls. Slowest were:

538.0ms
(sqrt (- (* (* b_2 b_2) (* b_2 b_2)) (* (* a c) (* a c))))
295.0ms
(sqrt (- (pow (* b_2 b_2) 3) (pow (* a c) 3)))
147.0ms
(- (* 2 b_2) (* 1/2 (/ (* a c) b_2)))

prune1.0s

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 7.1b

localize7.0ms

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))

rewrite50.0ms

Algorithm
rewrite-expression-head
Counts
4 → 87
Calls

4 calls. Slowest were:

21.0ms
(/ (- c) (+ (sqrt (- (* b_2 b_2) (* a c))) b_2))
18.0ms
(+ (sqrt (- (* b_2 b_2) (* a c))) b_2)
6.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series253.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

141.0ms
(/ (- c) (+ (sqrt (- (* b_2 b_2) (* a c))) b_2))
42.0ms
(sqrt (- (* b_2 b_2) (* a c)))
40.0ms
(+ (sqrt (- (* b_2 b_2) (* a c))) b_2)

simplify2.7s

Counts
61 → 99
Calls

61 calls. Slowest were:

481.0ms
(sqrt (- (* (* b_2 b_2) (* b_2 b_2)) (* (* a c) (* a c))))
415.0ms
(+ (* (sqrt (- (* b_2 b_2) (* a c))) (sqrt (- (* b_2 b_2) (* a c)))) (- (* b_2 b_2) (* (sqrt (- (* b_2 b_2) (* a c))) b_2)))
350.0ms
(sqrt (- (pow (* b_2 b_2) 3) (pow (* a c) 3)))

prune1.1s

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 7.0b

regimes384.0ms

Please include this information when filing a bug report:

herbie shell --seed 2018357 +o rules:numerics
(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: 6.5746783039968815 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