2cbrt (problem 3.3.4)

Time bar (total: 4.2s)

start0.0ms (0%)

Memory
0.0MiB live, 0.0MiB allocated

analyze2.0ms (0%)

Memory
0.5MiB live, 0.5MiB allocated
Algorithm
1×search
Search
ProbabilityValidUnknownPreconditionInfiniteDomainCan'tIter
0%0%25%75%0%0%0%0
0%0%25%75%0%0%0%1
50%12.5%12.5%75%0%0%0%2
75%18.7%6.2%75%0%0%0%3
87.5%21.9%3.1%75%0%0%0%4
93.8%23.4%1.6%75%0%0%0%5
96.9%24.2%0.8%75%0%0%0%6
98.4%24.6%0.4%75%0%0%0%7
99.2%24.8%0.2%75%0%0%0%8
99.6%24.9%0.1%75%0%0%0%9
99.8%24.9%0%75%0%0%0%10
99.9%25%0%75%0%0%0%11
100%25%0%75%0%0%0%12
Compiler

Compiled 15 to 11 computations (26.7% saved)

sample36.0ms (0.9%)

Memory
3.2MiB live, 11.4MiB allocated
Samples
21.0ms205×1valid
6.0ms44×2valid
1.0ms11×0valid
Precisions
Click to see histograms. Total time spent on operations: 22.0ms
ival-cbrt: 7.0ms (32.5% of total)
adjust: 5.0ms (23.2% of total)
const: 4.0ms (18.6% of total)
ival-add: 3.0ms (13.9% of total)
ival-sub: 2.0ms (9.3% of total)
ival->: 1.0ms (4.6% of total)
ival-<: 1.0ms (4.6% of total)
ival-assert: 0.0ms (0% of total)
ival-and: 0.0ms (0% of total)
exact: 0.0ms (0% of total)
Bogosity

explain4.1s (98.2%)

Memory
40.3MiB live, 2 009.6MiB allocated
FPErrors
Click to see full error table
Ground TruthOverpredictionsExampleUnderpredictionsExampleSubexpression
2560-1(4.13408841509077)(-.f64 (cbrt.f64 (+.f64 x #s(literal 1 binary64))) (cbrt.f64 x))
00-0-(+.f64 x #s(literal 1 binary64))
00-0-(cbrt.f64 (+.f64 x #s(literal 1 binary64)))
00-0-#s(literal 1 binary64)
00-0-(cbrt.f64 x)
00-0-x
Explanations
Click to see full explanations table
OperatorSubexpressionExplanationCount
-.f64(-.f64 (cbrt.f64 (+.f64 x #s(literal 1 binary64))) (cbrt.f64 x))cancellation2550
Confusion
Predicted +Predicted -
+2551
-00
Precision
1.0
Recall
0.99609375
Confusion?
Predicted +Predicted MaybePredicted -
+25501
-000
Precision?
1.0
Recall?
0.99609375
Freqs
test
numberfreq
01
1255
Total Confusion?
Predicted +Predicted MaybePredicted -
+100
-000
Precision?
1.0
Recall?
1.0
Total Time
28.802734375
Average Time
0.11251068115234375
Samples
1.6s18 090×1valid
544.0ms3 960×2valid
40.0ms990×0valid
Compiler

Compiled 2 925 to 1 260 computations (56.9% saved)

Precisions
Click to see histograms. Total time spent on operations: 1.5s
ival-cbrt: 621.0ms (41.9% of total)
adjust: 393.0ms (26.5% of total)
ival-add: 227.0ms (15.3% of total)
ival-sub: 202.0ms (13.6% of total)
ival-true: 18.0ms (1.2% of total)
exact: 13.0ms (0.9% of total)
ival-assert: 8.0ms (0.5% of total)

preprocess15.0ms (0.4%)

Memory
-2.0MiB live, 5.4MiB allocated
Algorithm
1×egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0819
11817
24116
37316
412116
517816
620116
721216
067
0107
1157
2197
3257
4337
5487
6807
71067
81507
91657
101737
01737
Stop Event
1×iter limit
1×saturated
1×iter limit
1×saturated
Calls
Call 1
Inputs
(-.f64 (cbrt.f64 (+.f64 x #s(literal 1 binary64))) (cbrt.f64 x))
Outputs
(-.f64 (cbrt.f64 (+.f64 x #s(literal 1 binary64))) (cbrt.f64 x))
(-.f64 (cbrt.f64 (+.f64 #s(literal 1 binary64) x)) (cbrt.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 1 computations (-∞% saved)

prune1.0ms (0%)

Memory
0.5MiB live, 0.5MiB allocated
Alt Table
Click to see full alt table
StatusAccuracyProgram
7.7%
(-.f64 (cbrt.f64 (+.f64 x #s(literal 1 binary64))) (cbrt.f64 x))
Compiler

Compiled 14 to 12 computations (14.3% saved)

simplify19.0ms (0.5%)

Memory
-0.7MiB live, 18.1MiB allocated
Algorithm
1×egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
067
1127
2167
3187
4197
Stop Event
1×saturated
Calls
Call 1
Inputs
(-.f64 (cbrt.f64 (+.f64 x #s(literal 1 binary64))) (cbrt.f64 x))
Outputs
(-.f64 (cbrt.f64 (+.f64 x #s(literal 1 binary64))) (cbrt.f64 x))
(-.f64 (cbrt.f64 (+.f64 #s(literal 1 binary64) x)) (cbrt.f64 x))

soundness0.0ms (0%)

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

Compiled 7 to 6 computations (14.3% saved)

preprocess3.0ms (0.1%)

Memory
-5.9MiB live, 1.9MiB allocated
Compiler

Compiled 78 to 46 computations (41% saved)

end0.0ms (0%)

Memory
0.0MiB live, 0.0MiB allocated

Profiling

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