2cos (problem 3.3.5)

Time bar (total: 1.7s)

start0.0ms (0%)

Memory
0.0MiB live, 0.0MiB allocated

analyze37.0ms (2.2%)

Memory
3.1MiB live, 12.1MiB 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)

sample203.0ms (12%)

Memory
2.9MiB live, 55.5MiB allocated
Samples
76.0ms841×0invalid
70.0ms176×2valid
13.0ms82×1valid
0.0ms0valid
Precisions
Click to see histograms. Total time spent on operations: 128.0ms
ival-cos: 58.0ms (45.3% of total)
const: 16.0ms (12.5% of total)
adjust: 13.0ms (10.2% of total)
ival-sub: 6.0ms (4.7% of total)
ival-add: 6.0ms (4.7% of total)
ival-fabs: 6.0ms (4.7% of total)
ival-mult: 6.0ms (4.7% of total)
ival-<=: 6.0ms (4.7% of total)
ival-<: 4.0ms (3.1% of total)
ival-and: 3.0ms (2.3% of total)
exact: 1.0ms (0.8% of total)
ival-assert: 0.0ms (0% of total)
Bogosity

explain1.4s (82.6%)

Memory
5.7MiB live, 483.2MiB allocated
FPErrors
Click to see full error table
Ground TruthOverpredictionsExampleUnderpredictionsExampleSubexpression
133120(-4.7317449638232604e-231 3.466321895591565e-233)8(2.1186538559661587e-153 2.2210453486169965e-163)(-.f64 (cos.f64 (+.f64 x eps)) (cos.f64 x))
20-1(33.00815706111251 0.0016863644384161923)(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))cancellation2450
cos.f64(cos.f64 (+.f64 x eps))sensitivity11
Confusion
Predicted +Predicted -
+1259
-1202
Precision
0.5102040816326531
Recall
0.9328358208955224
Confusion?
Predicted +Predicted MaybePredicted -
+12518
-12002
Precision?
0.5121951219512195
Recall?
0.9402985074626866
2:
4:
8:
16:
32:
64:
128:
256:
512:
1024:
2048:
Freqs
test
numberfreq
011
1244
21
Total Confusion?
Predicted +Predicted MaybePredicted -
+100
-000
Precision?
1.0
Recall?
1.0
Total Time
5.98681640625
Average Time
0.023386001586914063
Samples
758.0ms2 088×2valid
125.0ms960×1valid
2.0ms24×0valid
Compiler

Compiled 756 to 312 computations (58.7% saved)

Precisions
Click to see histograms. Total time spent on operations: 752.0ms
ival-cos: 541.0ms (71.9% of total)
adjust: 145.0ms (19.3% of total)
ival-sub: 37.0ms (4.9% of total)
ival-add: 25.0ms (3.3% of total)
ival-true: 2.0ms (0.3% of total)
ival-assert: 1.0ms (0.1% of total)

preprocess24.0ms (1.4%)

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
53.4%
(-.f64 (cos.f64 (+.f64 x eps)) (cos.f64 x))
Compiler

Compiled 14 to 12 computations (14.3% saved)

simplify25.0ms (1.5%)

Memory
2.3MiB 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)

preprocess3.0ms (0.2%)

Memory
-8.0MiB 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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