Error in 13.0s

Runtime

Time bar (total: 13.0s)Debug log

start98.0ms

Algorithm
intervals

setup95.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.1b

localize24.0ms

Local error

Found 3 expressions with local error:

3.6b
(* (/ x y) z)
0.0b
(/ (+ x 4) y)
0.0b
(- (/ (+ x 4) y) (* (/ x y) z))

rewrite21.0ms

Algorithm
rewrite-expression-head
Counts
3 → 42
Calls

3 calls. Slowest were:

11.0ms
(- (/ (+ x 4) y) (* (/ x y) z))
5.0ms
(/ (+ x 4) y)
4.0ms
(* (/ x y) z)

series102.0ms

Counts
3 → 9
Calls

3 calls. Slowest were:

45.0ms
(- (/ (+ x 4) y) (* (/ x y) z))
32.0ms
(/ (+ x 4) y)
25.0ms
(* (/ x y) z)

simplify552.0ms

Counts
20 → 51
Calls

20 calls. Slowest were:

103.0ms
(- (* (+ x 4) y) (* y (* x z)))
84.0ms
(- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))
65.0ms
(- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))

prune540.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0b

localize24.0ms

Local error

Found 4 expressions with local error:

10.4b
(cbrt (* (/ x y) z))
10.4b
(cbrt (* (/ x y) z))
10.4b
(cbrt (* (/ x y) z))
3.6b
(* (/ x y) z)

rewrite12.0ms

Algorithm
rewrite-expression-head
Counts
4 → 43
Calls

4 calls. Slowest were:

4.0ms
(* (/ x y) z)
3.0ms
(cbrt (* (/ x y) z))
3.0ms
(cbrt (* (/ x y) z))

series404.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

132.0ms
(cbrt (* (/ x y) z))
125.0ms
(cbrt (* (/ x y) z))
123.0ms
(cbrt (* (/ x y) z))

simplify1.9s

Counts
21 → 55
Calls

21 calls. Slowest were:

367.0ms
(exp (* 1/3 (- (log (/ 1 y)) (+ (log (/ 1 z)) (log (/ 1 x))))))
311.0ms
(exp (* 1/3 (- (log (/ 1 y)) (+ (log (/ 1 z)) (log (/ 1 x))))))
277.0ms
(exp (* 1/3 (- (log (/ 1 y)) (+ (log (/ 1 z)) (log (/ 1 x))))))

prune854.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

localize24.0ms

Local error

Found 2 expressions with local error:

2.2b
(/ (- (+ x 4) (* x z)) y)
0.0b
(- (+ x 4) (* x z))

rewrite22.0ms

Algorithm
rewrite-expression-head
Counts
2 → 29
Calls

2 calls. Slowest were:

14.0ms
(/ (- (+ x 4) (* x z)) y)
7.0ms
(- (+ x 4) (* x z))

series66.0ms

Counts
2 → 6
Calls

2 calls. Slowest were:

45.0ms
(/ (- (+ x 4) (* x z)) y)
21.0ms
(- (+ x 4) (* x z))

simplify743.0ms

Counts
12 → 35
Calls

12 calls. Slowest were:

261.0ms
(- (pow (+ x 4) 3) (pow (* x z) 3))
129.0ms
(- (* (+ x 4) (+ x 4)) (* (* x z) (* x z)))
80.0ms
(- (+ (/ x y) (* 4 (/ 1 y))) (/ (* x z) y))

prune392.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0b

localize23.0ms

Local error

Found 3 expressions with local error:

5.5b
(/ x (/ y z))
0.0b
(- (+ (/ x y) (/ 4 y)) (/ x (/ y z)))
0.0b
(+ (/ x y) (/ 4 y))

rewrite26.0ms

Algorithm
rewrite-expression-head
Counts
3 → 49
Calls

3 calls. Slowest were:

22.0ms
(- (+ (/ x y) (/ 4 y)) (/ x (/ y z)))
3.0ms
(+ (/ x y) (/ 4 y))
0.0ms
(/ x (/ y z))

series74.0ms

Counts
3 → 9
Calls

3 calls. Slowest were:

40.0ms
(- (+ (/ x y) (/ 4 y)) (/ x (/ y z)))
18.0ms
(+ (/ x y) (/ 4 y))
17.0ms
(/ x (/ y z))

simplify1.9s

Counts
32 → 58
Calls

32 calls. Slowest were:

355.0ms
(- (* (+ (* x y) (* y 4)) (/ y z)) (* (* y y) x))
340.0ms
(- (* (+ (pow (/ x y) 3) (pow (/ 4 y) 3)) (/ y z)) (* (+ (* (/ x y) (/ x y)) (- (* (/ 4 y) (/ 4 y)) (* (/ x y) (/ 4 y)))) x))
310.0ms
(- (* (- (* (/ x y) (/ x y)) (* (/ 4 y) (/ 4 y))) (/ y z)) (* (- (/ x y) (/ 4 y)) x))

prune721.0ms

Pruning

4 alts after pruning (1 fresh and 3 done)

Merged error: 0b

regimes188.0ms

Please include this information when filing a bug report:

herbie shell --seed 2018359 
(FPCore (x y z)
  :name "fabs fraction 1"
  (fabs (- (/ (+ x 4) y) (* (/ x y) z))))

Backtrace

partition: contract violation expected: list? given: 1.981548212335846 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