2cos (problem 3.3.5)

Time bar (total: 1.5s)

start0.0ms (0%)

Memory
0.0MiB live, 0.0MiB allocated

analyze36.0ms (2.3%)

Memory
3.2MiB live, 12.2MiB allocated
Algorithm
search
Search
ProbabilityValidUnknownPreconditionInfiniteDomainCan'tIter
0%0%50.6%49.4%0%0%0%0
0%0%50.6%49.4%0%0%0%1
0%0%50.6%49.4%0%0%0%2
0%0%25.3%49.4%0%25.3%0%3
0%0%25.3%49.4%0%25.3%0%4
0%0%19%49.4%0%31.6%0%5
0%0%15.8%49.4%0%34.8%0%6
0%0%11.1%49.4%0%39.5%0%7
0%0%8.7%49.4%0%41.9%0%8
0%0%5.9%49.4%0%44.6%0%9
0%0%4.5%49.4%0%46%0%10
0%0%3.1%49.4%0%47.5%0%11
0%0%2.7%49.4%0%47.9%0%12
Compiler

Compiled 27 to 19 computations (29.6% saved)

sample186.0ms (12%)

Memory
0.8MiB live, 53.5MiB allocated
Samples
70.0ms812×0invalid
65.0ms177×2valid
12.0ms78×1valid
1.0ms0valid
Precisions
Click to see histograms. Total time spent on operations: 118.0ms
ival-cos: 54.0ms (45.9% of total)
const: 15.0ms (12.7% of total)
adjust: 11.0ms (9.3% of total)
ival-sub: 6.0ms (5.1% of total)
ival-fabs: 6.0ms (5.1% of total)
ival-mult: 6.0ms (5.1% of total)
ival-<=: 6.0ms (5.1% of total)
ival-add: 5.0ms (4.2% of total)
ival-<: 4.0ms (3.4% of total)
ival-and: 3.0ms (2.5% of total)
exact: 1.0ms (0.8% of total)
ival-assert: 0.0ms (0% of total)
Bogosity

explain1.3s (82.5%)

Memory
6.6MiB live, 484.9MiB allocated
FPErrors
Click to see full error table
Ground TruthOverpredictionsExampleUnderpredictionsExampleSubexpression
140115(-3.8197983519865927e-265 3.9630990627288776e-279)6(-2.184336584322709e-152 1.4874603075479142e-158)(-.f64 (cos.f64 (+.f64 x eps)) (cos.f64 x))
20-0-(cos.f64 (+.f64 x eps))
00-0-eps
00-0-(+.f64 x eps)
00-0-(cos.f64 x)
00-0-x
Explanations
Click to see full explanations table
OperatorSubexpressionExplanationCount
-.f64(-.f64 (cos.f64 (+.f64 x eps)) (cos.f64 x))cancellation2490
cos.f64(cos.f64 (+.f64 x eps))sensitivity20
Confusion
Predicted +Predicted -
+1346
-1151
Precision
0.5381526104417671
Recall
0.9571428571428572
Confusion?
Predicted +Predicted MaybePredicted -
+13406
-11501
Precision?
0.5381526104417671
Recall?
0.9571428571428572
2:
4:
8:
16:
32:
64:
128:
256:
512:
1024:
2048:
Freqs
test
numberfreq
07
1247
22
Total Confusion?
Predicted +Predicted MaybePredicted -
+100
-000
Precision?
1.0
Recall?
1.0
Total Time
6.086669921875
Average Time
0.02377605438232422
Samples
673.0ms2 088×2valid
106.0ms924×1valid
5.0ms60×0valid
Compiler

Compiled 756 to 312 computations (58.7% saved)

Precisions
Click to see histograms. Total time spent on operations: 658.0ms
ival-cos: 499.0ms (75.9% of total)
adjust: 103.0ms (15.7% of total)
ival-sub: 35.0ms (5.3% of total)
ival-add: 18.0ms (2.7% of total)
ival-true: 2.0ms (0.3% of total)
ival-assert: 1.0ms (0.2% of total)

preprocess23.0ms (1.5%)

Memory
-1.5MiB live, 6.0MiB allocated
Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01841
13837
28135
315235
427835
537035
644835
748535
853135
954635
1055435
067
0107
1137
2187
3247
4327
5477
6807
71077
81517
91667
101747
01747
Stop Event
iter limit
saturated
iter limit
saturated
Calls
Call 1
Inputs
(-.f64 (cos.f64 (+.f64 x eps)) (cos.f64 x))
Outputs
(-.f64 (cos.f64 (+.f64 x eps)) (cos.f64 x))
(-.f64 (cos.f64 (+.f64 eps x)) (cos.f64 x))
Compiler

Compiled 7 to 6 computations (14.3% saved)

eval0.0ms (0%)

Memory
0.0MiB live, 0.0MiB allocated
Compiler

Compiled 0 to 2 computations (-∞% saved)

prune1.0ms (0%)

Memory
0.4MiB live, 0.4MiB allocated
Alt Table
Click to see full alt table
StatusAccuracyProgram
50.8%
(-.f64 (cos.f64 (+.f64 x eps)) (cos.f64 x))
Compiler

Compiled 14 to 12 computations (14.3% saved)

simplify24.0ms (1.6%)

Memory
2.2MiB live, 18.1MiB allocated
Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
067
197
2147
3167
4177
Stop Event
saturated
Calls
Call 1
Inputs
(-.f64 (cos.f64 (+.f64 x eps)) (cos.f64 x))
Outputs
(-.f64 (cos.f64 (+.f64 x eps)) (cos.f64 x))
(-.f64 (cos.f64 (+.f64 eps x)) (cos.f64 x))

soundness0.0ms (0%)

Memory
0.2MiB live, 0.2MiB allocated
Stop Event
fuel
Compiler

Compiled 7 to 6 computations (14.3% saved)

preprocess2.0ms (0.1%)

Memory
1.4MiB live, 1.4MiB allocated
Compiler

Compiled 62 to 54 computations (12.9% saved)

end0.0ms (0%)

Memory
0.0MiB live, 0.0MiB allocated

Profiling

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