Error in 27.4s

Runtime

Time bar (total: 27.4s)Debug logProfile

start318.0ms

Algorithm
intervals

setup89.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 50.6b

localize24.0ms

Local error

Found 4 expressions with local error:

24.8b
(- (sqrt (fma -3 (* c a) (* b b))) b)
0.2b
(/ (- (sqrt (fma -3 (* c a) (* b b))) b) (* 3 a))
0.1b
(fma -3 (* c a) (* b b))
0.1b
(sqrt (fma -3 (* c a) (* b b)))

rewrite21.0ms

Algorithm
rewrite-expression-head
Counts
4 → 67
Calls

4 calls. Slowest were:

14.0ms
(/ (- (sqrt (fma -3 (* c a) (* b b))) b) (* 3 a))
5.0ms
(- (sqrt (fma -3 (* c a) (* b b))) b)
1.0ms
(sqrt (fma -3 (* c a) (* b b)))

series249.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

74.0ms
(/ (- (sqrt (fma -3 (* c a) (* b b))) b) (* 3 a))
63.0ms
(- (sqrt (fma -3 (* c a) (* b b))) b)
61.0ms
(sqrt (fma -3 (* c a) (* b b)))

simplify1.5s

Counts
34 → 79
Calls

34 calls. Slowest were:

795.0ms
(- (* (sqrt (fma -3 (* c a) (* b b))) (sqrt (fma -3 (* c a) (* b b)))) (* b b))
118.0ms
(- (pow (sqrt (fma -3 (* c a) (* b b))) 3) (pow b 3))
89.0ms
(/ (* (* (- (sqrt (fma -3 (* c a) (* b b))) b) (- (sqrt (fma -3 (* c a) (* b b))) b)) (- (sqrt (fma -3 (* c a) (* b b))) b)) (* (* (* 3 a) (* 3 a)) (* 3 a)))

prune1.0s

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.5b

localize32.0ms

Local error

Found 4 expressions with local error:

0.4b
(/ (* (* a c) -3) (* (* 3 a) (+ (sqrt (fma -3 (* c a) (* b b))) b)))
0.3b
(* (* 3 a) (+ (sqrt (fma -3 (* c a) (* b b))) b))
0.3b
(* (* a c) -3)
0.1b
(fma -3 (* c a) (* b b))

rewrite37.0ms

Algorithm
rewrite-expression-head
Counts
4 → 63
Calls

4 calls. Slowest were:

19.0ms
(/ (* (* a c) -3) (* (* 3 a) (+ (sqrt (fma -3 (* c a) (* b b))) b)))
14.0ms
(* (* 3 a) (+ (sqrt (fma -3 (* c a) (* b b))) b))
2.0ms
(* (* a c) -3)

series273.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

118.0ms
(/ (* (* a c) -3) (* (* 3 a) (+ (sqrt (fma -3 (* c a) (* b b))) b)))
98.0ms
(* (* 3 a) (+ (sqrt (fma -3 (* c a) (* b b))) b))
39.0ms
(fma -3 (* c a) (* b b))

simplify3.4s

Counts
32 → 75
Calls

32 calls. Slowest were:

670.0ms
(/ (* (* (* (* a c) -3) (* (* a c) -3)) (* (* a c) -3)) (* (* (* (* 3 a) (+ (sqrt (fma -3 (* c a) (* b b))) b)) (* (* 3 a) (+ (sqrt (fma -3 (* c a) (* b b))) b))) (* (* 3 a) (+ (sqrt (fma -3 (* c a) (* b b))) b))))
660.0ms
(/ (* (* (* (* a c) -3) (* (* a c) -3)) (* (* a c) -3)) (* (* (* (* 3 a) (* 3 a)) (* 3 a)) (* (* (+ (sqrt (fma -3 (* c a) (* b b))) b) (+ (sqrt (fma -3 (* c a) (* b b))) b)) (+ (sqrt (fma -3 (* c a) (* b b))) b))))
632.0ms
(- (log (* (* a c) -3)) (+ (log (* 3 a)) (log (+ (sqrt (fma -3 (* c a) (* b b))) b))))

prune1.0s

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.0b

localize13.0ms

Local error

Found 4 expressions with local error:

0.3b
(* (* a c) -3)
0.2b
(/ (* (* a c) -3) (* 3 a))
0.1b
(fma -3 (* c a) (* b b))
0.1b
(+ (sqrt (fma -3 (* c a) (* b b))) b)

rewrite14.0ms

Algorithm
rewrite-expression-head
Counts
4 → 56
Calls

4 calls. Slowest were:

6.0ms
(/ (* (* a c) -3) (* 3 a))
4.0ms
(+ (sqrt (fma -3 (* c a) (* b b))) b)
4.0ms
(* (* a c) -3)

series120.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

58.0ms
(+ (sqrt (fma -3 (* c a) (* b b))) b)
40.0ms
(fma -3 (* c a) (* b b))
14.0ms
(* (* a c) -3)

simplify1.1s

Counts
22 → 68
Calls

22 calls. Slowest were:

534.0ms
(/ (* (* (* (* a c) -3) (* (* a c) -3)) (* (* a c) -3)) (* (* (* 3 a) (* 3 a)) (* 3 a)))
416.0ms
(- (log (* (* a c) -3)) (log (* 3 a)))
31.0ms
(- (pow b 2) (* 3 (* a c)))

prune1.0s

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0b

localize5.0ms

Local error

Found 4 expressions with local error:

0.1b
(fma -3 (* c a) (* b b))
0.1b
(+ (sqrt (fma -3 (* c a) (* b b))) b)
0.1b
(/ (- c) (+ (sqrt (fma -3 (* c a) (* b b))) b))
0.1b
(sqrt (fma -3 (* c a) (* b b)))

rewrite12.0ms

Algorithm
rewrite-expression-head
Counts
4 → 79
Calls

4 calls. Slowest were:

6.0ms
(/ (- c) (+ (sqrt (fma -3 (* c a) (* b b))) b))
4.0ms
(+ (sqrt (fma -3 (* c a) (* b b))) b)
1.0ms
(sqrt (fma -3 (* c a) (* b b)))

series336.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

149.0ms
(/ (- c) (+ (sqrt (fma -3 (* c a) (* b b))) b))
74.0ms
(+ (sqrt (fma -3 (* c a) (* b b))) b)
65.0ms
(sqrt (fma -3 (* c a) (* b b)))

simplify1.4s

Counts
56 → 91
Calls

56 calls. Slowest were:

334.0ms
(/ (* (* (- c) (- c)) (- c)) (* (* (+ (sqrt (fma -3 (* c a) (* b b))) b) (+ (sqrt (fma -3 (* c a) (* b b))) b)) (+ (sqrt (fma -3 (* c a) (* b b))) b)))
273.0ms
(+ (* (sqrt (fma -3 (* c a) (* b b))) (sqrt (fma -3 (* c a) (* b b)))) (- (* b b) (* (sqrt (fma -3 (* c a) (* b b))) b)))
49.0ms
(- (pow b 2) (* 3 (* a c)))

prune1.1s

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0b

regimes275.0ms

Please include this information when filing a bug report:

herbie shell --seed 2018357 +o rules:numerics
(FPCore (a b c d)
  :name "Cubic critical, wide range"
  :pre (and (< 4.930380657631324e-32 a 2.028240960365167e+31) (< 4.930380657631324e-32 b 2.028240960365167e+31) (< 4.930380657631324e-32 c 2.028240960365167e+31))
  (/ (+ (- b) (sqrt (- (* b b) (* (* 3 a) c)))) (* 3 a)))

Backtrace

partition: contract violation expected: list? given: 0.08625244375108174 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