Error in 2.1m

Runtime

Time bar (total: 2.1m)Debug logProfile

start847.0ms

Algorithm
intervals

setup195.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 29.4b

localize54.0ms

Local error

Found 4 expressions with local error:

1.2b
(- (* (+ 1 (/ 1 eps)) (exp (- (* (- 1 eps) x)))) (* (- (/ 1 eps) 1) (exp (- (* (+ 1 eps) x)))))
0.1b
(exp (- (* (+ 1 eps) x)))
0.1b
(exp (- (* (- 1 eps) x)))
0.0b
(* (- 1 eps) x)

rewrite31.0ms

Algorithm
rewrite-expression-head
Counts
4 → 140
Calls

4 calls. Slowest were:

20.0ms
(- (* (+ 1 (/ 1 eps)) (exp (- (* (- 1 eps) x)))) (* (- (/ 1 eps) 1) (exp (- (* (+ 1 eps) x)))))
3.0ms
(exp (- (* (- 1 eps) x)))
3.0ms
(exp (- (* (+ 1 eps) x)))

series154.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

109.0ms
(- (* (+ 1 (/ 1 eps)) (exp (- (* (- 1 eps) x)))) (* (- (/ 1 eps) 1) (exp (- (* (+ 1 eps) x)))))
17.0ms
(exp (- (* (+ 1 eps) x)))
14.0ms
(* (- 1 eps) x)

simplify45.7s

Counts
195 → 152
Calls

195 calls. Slowest were:

962.0ms
(- (* (* (+ 1 (/ 1 eps)) (exp 0)) (+ (* (/ 1 eps) (/ 1 eps)) (+ (* 1 1) (* (/ 1 eps) 1)))) (* (exp (* (- 1 eps) x)) (* (- (pow (/ 1 eps) 3) (pow 1 3)) (exp (- (* (+ 1 eps) x))))))
713.0ms
(* (- 1 (/ 1 eps)) (+ (* (/ 1 eps) (/ 1 eps)) (+ (* 1 1) (* (/ 1 eps) 1))))
603.0ms
(- (* (* (- (* 1 1) (* (/ 1 eps) (/ 1 eps))) 1) (* (+ (/ 1 eps) 1) (exp (* (+ 1 eps) x)))) (* (* (- 1 (/ 1 eps)) (exp (* (- 1 eps) x))) (* (- (* (/ 1 eps) (/ 1 eps)) (* 1 1)) (exp 0))))

prune2.6s

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.1b

localize34.0ms

Local error

Found 2 expressions with local error:

6.0b
(- (+ (* 2/3 (pow x 3)) 2) (pow x 2))
0.1b
(* 2/3 (pow x 3))

rewrite23.0ms

Algorithm
rewrite-expression-head
Counts
2 → 29
Calls

2 calls. Slowest were:

20.0ms
(- (+ (* 2/3 (pow x 3)) 2) (pow x 2))
2.0ms
(* 2/3 (pow x 3))

series59.0ms

Counts
2 → 6
Calls

2 calls. Slowest were:

32.0ms
(- (+ (* 2/3 (pow x 3)) 2) (pow x 2))
27.0ms
(* 2/3 (pow x 3))

simplify476.0ms

Counts
17 → 35
Calls

17 calls. Slowest were:

124.0ms
(/ (exp (+ (* 2/3 (pow x 3)) 2)) (exp (pow x 2)))
85.0ms
(- (+ (* 2/3 (pow x 3)) 2) (pow x 2))
77.0ms
(- (+ (* 2/3 (pow x 3)) 2) (pow x 2))

prune491.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.0b

localize13.0ms

Local error

Found 2 expressions with local error:

6.0b
(+ (* 2/3 (pow x 3)) (- 2 (pow x 2)))
0.1b
(* 2/3 (pow x 3))

rewrite5.0ms

Algorithm
rewrite-expression-head
Counts
2 → 27
Calls

2 calls. Slowest were:

3.0ms
(+ (* 2/3 (pow x 3)) (- 2 (pow x 2)))
1.0ms
(* 2/3 (pow x 3))

series31.0ms

Counts
2 → 6
Calls

2 calls. Slowest were:

16.0ms
(+ (* 2/3 (pow x 3)) (- 2 (pow x 2)))
15.0ms
(* 2/3 (pow x 3))

simplify390.0ms

Counts
14 → 33
Calls

14 calls. Slowest were:

122.0ms
(* (exp (* 2/3 (pow x 3))) (exp (- 2 (pow x 2))))
76.0ms
(- (+ (* 2/3 (pow x 3)) 2) (pow x 2))
73.0ms
(- (+ (* 2/3 (pow x 3)) 2) (pow x 2))

prune433.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.0b

localize27.0ms

Local error

Found 4 expressions with local error:

1.2b
(- (* (+ 1 (/ 1 eps)) (pow E (- (* (- 1 eps) x)))) (* (- (/ 1 eps) 1) (exp (- (* (+ 1 eps) x)))))
0.1b
(pow E (- (* (- 1 eps) x)))
0.1b
(exp (- (* (+ 1 eps) x)))
0.0b
(* (- 1 eps) x)

rewrite40.0ms

Algorithm
rewrite-expression-head
Counts
4 → 139
Calls

4 calls. Slowest were:

22.0ms
(- (* (+ 1 (/ 1 eps)) (pow E (- (* (- 1 eps) x)))) (* (- (/ 1 eps) 1) (exp (- (* (+ 1 eps) x)))))
6.0ms
(exp (- (* (+ 1 eps) x)))
4.0ms
(* (- 1 eps) x)

series253.0ms

Counts
4 → 12
Calls

4 calls. Slowest were:

198.0ms
(- (* (+ 1 (/ 1 eps)) (pow E (- (* (- 1 eps) x)))) (* (- (/ 1 eps) 1) (exp (- (* (+ 1 eps) x)))))
24.0ms
(pow E (- (* (- 1 eps) x)))
17.0ms
(* (- 1 eps) x)

simplify42.6s

Counts
194 → 151
Calls

194 calls. Slowest were:

869.0ms
(* (* (+ (* 1 1) (- (* (/ 1 eps) (/ 1 eps)) (* 1 (/ 1 eps)))) (pow E (* (- 1 eps) x))) (+ (/ 1 eps) 1))
665.0ms
(* (- 1 (/ 1 eps)) (+ (* (/ 1 eps) (/ 1 eps)) (+ (* 1 1) (* (/ 1 eps) 1))))
650.0ms
(* (* (- 1 (/ 1 eps)) (pow E (* (- 1 eps) x))) (+ (* (/ 1 eps) (/ 1 eps)) (+ (* 1 1) (* (/ 1 eps) 1))))

prune2.8s

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.0b

regimes115.0ms

Please include this information when filing a bug report:

herbie shell --seed 2018357 
(FPCore (x eps)
  :name "NMSE Section 6.1 mentioned, A"
  (/ (- (* (+ 1 (/ 1 eps)) (exp (- (* (- 1 eps) x)))) (* (- (/ 1 eps) 1) (exp (- (* (+ 1 eps) x))))) 2))

Backtrace

partition: contract violation expected: list? given: 1.0450576380842662 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