Herbie run

Date:Saturday, February 17th, 2024
Commit:77dd996a on explanations-table
Hostname:nightly with Racket 8.11.1
Seed:2024048
Parameters:256 points for 4 iterations
Flags:
reduce:regimesreduce:avg-errorreduce:binary-searchreduce:branch-expressionssetup:simplifysetup:searchrules:arithmeticrules:polynomialsrules:fractionsrules:exponentsrules:trigonometryrules:hyperbolicrules:numericsrules:specialrules:boolsrules:branchesgenerate:rrgenerate:taylorgenerate:simplifygenerate:proofs
default

Time bar (total: 6.6min)

sample2.9min (43.6%)

Results
31.7s141557×256precondition
16.6s94806×256valid
30.3s58718×1024valid
45.6s36055×2048valid
11.0s34917×512valid
17.8s7399×8192exit
927.0ms4372×256infinite
520.0ms4212×256invalid
706.0ms3978×256unsamplable
1.5s1962×4096valid
125.0ms186×512infinite
178.0ms152×1024infinite
Precisions
Click to see histograms. Total time spent on operations: 1.9min
Operation ival-pow, time spent: 16.3s, 15.0% of total-time
Operation ival-tan, time spent: 14.6s, 13.0% of total-time
Operation ival-exp, time spent: 13.4s, 12.0% of total-time
Operation ival-mult, time spent: 9.3s, 8.0% of total-time
Operation ival-sub, time spent: 8.0s, 7.0% of total-time
Operation ival-log, time spent: 7.9s, 7.0% of total-time
Operation ival-div, time spent: 7.0s, 6.0% of total-time
Operation ival-sin, time spent: 6.5s, 6.0% of total-time
Operation ival-cos, time spent: 5.5s, 5.0% of total-time
Operation ival-add, time spent: 5.4s, 5.0% of total-time
Operation ival-<=, time spent: 5.0s, 4.0% of total-time
Operation ival-fabs, time spent: 2.5s, 2.0% of total-time
Operation ival-sqrt, time spent: 2.4s, 2.0% of total-time
Operation ival-<, time spent: 2.2s, 2.0% of total-time
Operation const, time spent: 1.6s, 1.0% of total-time
Operation ival-and, time spent: 1.0s, 1.0% of total-time
Operation ival->, time spent: 938.0ms, 1.0% of total-time
Operation ival-neg, time spent: 746.0ms, 1.0% of total-time
Operation ival-fmin, time spent: 553.0ms, 0.0% of total-time
Operation ival-atan, time spent: 437.0ms, 0.0% of total-time
Operation ival-cbrt, time spent: 315.0ms, 0.0% of total-time
Operation ...c/syntax/syntax.rkt:185:8, time spent: 68.0ms, 0.0% of total-time
Bogosity

localize55.4s (14.1%)

Compiler

Compiled 14468 to 8821 computations (39% saved)

Precisions
Click to see histograms. Total time spent on operations: 40.1s
Operation ival-pow, time spent: 9.2s, 23.0% of total-time
Operation ival-mult, time spent: 5.4s, 13.0% of total-time
Operation composed, time spent: 4.6s, 11.0% of total-time
Operation ival-div, time spent: 4.3s, 11.0% of total-time
Operation ival-log, time spent: 3.9s, 10.0% of total-time
Operation ival-add, time spent: 3.7s, 9.0% of total-time
Operation ival-exp, time spent: 1.9s, 5.0% of total-time
Operation ival-sqrt, time spent: 1.5s, 4.0% of total-time
Operation ival-sub, time spent: 1.5s, 4.0% of total-time
Operation ival-sin, time spent: 1.4s, 3.0% of total-time
Operation const, time spent: 907.0ms, 2.0% of total-time
Operation ival-cbrt, time spent: 645.0ms, 2.0% of total-time
Operation ival-cos, time spent: 547.0ms, 1.0% of total-time
Operation ival-tan, time spent: 455.0ms, 1.0% of total-time
Operation ival-neg, time spent: 110.0ms, 0.0% of total-time
Operation ival-cosh, time spent: 79.0ms, 0.0% of total-time
Operation ival-atan2, time spent: 53.0ms, 0.0% of total-time
Operation ival-atan, time spent: 21.0ms, 0.0% of total-time

soundness37.7s (9.6%)

Rules
92390×fma-define
83224×fma-neg
51035×log1p-expm1-u
50272×log-prod
47350×associate-*r*
Stop Event
saturated
157×node limit
unsound
Compiler

Compiled 15473 to 10216 computations (34% saved)

eval36.0s (9.2%)

Compiler

Compiled 1462217 to 1001820 computations (31.5% saved)

simplify22.6s (5.8%)

Algorithm
119×egg-herbie
Rules
65074×fma-define
47254×fma-neg
38888×times-frac
37214×associate-*r*
35400×*-commutative
Stop Event
28×saturated
89×node limit
18×fuel
unsound
10×done
Counts
34903 → 35156
Compiler

Compiled 2608 to 1872 computations (28.2% saved)

rewrite18.8s (4.8%)

Algorithm
91×batch-egg-rewrite
Rules
57481×log1p-expm1-u
48004×expm1-log1p-u
30690×prod-diff
28618×log-prod
26832×unpow-prod-down
Stop Event
91×node limit
Counts
684 → 24985

preprocess18.1s (4.6%)

Algorithm
28×egg-herbie
Rules
23796×fma-neg
15718×fma-define
9020×distribute-lft-in
8670×sub-neg
8024×div-sub
Explanations
Click to see full explanations table
OperatorSubexpressionExplanationCount
cos.f64(cos.f64 (+.f64 x eps))sensitivity1
sqrt.f64#fuflow-rescue46
pow.f64(pow.f64 (+.f64 x 1) (/.f64 1 n))sensitivity40
/.f64(/.f64 (-.f64 1 (cos.f64 x)) (*.f64 x x))n/o2
(*.f64 x x)overflow69
sqrt.f64#foflow-rescue374
/.f64(/.f64 (*.f64 eps (-.f64 (exp.f64 (*.f64 (+.f64 a b) eps)) 1)) (*.f64 (-.f64 (exp.f64 (*.f64 a eps)) 1) (-.f64 (exp.f64 (*.f64 b eps)) 1)))n/u30
(-.f64 (exp.f64 (*.f64 b eps)) 1)underflow147
(*.f64 b eps)underflow146
(-.f64 (exp.f64 (*.f64 a eps)) 1)underflow149
(*.f64 (-.f64 (exp.f64 (*.f64 a eps)) 1) (-.f64 (exp.f64 (*.f64 b eps)) 1))underflow240
(*.f64 a eps)underflow148
log.f64#fsensitivity762
/.f64(/.f64 (-.f64 (exp.f64 (*.f64 2 x)) 1) (-.f64 (exp.f64 x) 1))o/o5
(-.f64 (exp.f64 (*.f64 2 x)) 1)overflow5
(exp.f64 (*.f64 2 x))overflow5
(exp.f64 x)overflow5
(-.f64 (exp.f64 x) 1)overflow5
/.f64#fu/u431
-.f64#fnan-rescue29
-.f64#fcancellation4213
+.f64#fcancellation360
tan.f64(tan.f64 (+.f64 x eps))sensitivity1
/.f64#fu/n125
Confusion
Predicted +Predicted -
+527211
-1171768
Precision
0.9782891074410837
Recall
0.9979178497066061
Stop Event
15×saturated
13×node limit
Compiler

Compiled 10492 to 6632 computations (36.8% saved)

Precisions
Click to see histograms. Total time spent on operations: 6.0s
Operation ival-log, time spent: 906.0ms, 15.0% of total-time
Operation ival-exp, time spent: 840.0ms, 14.0% of total-time
Operation ival-tan, time spent: 840.0ms, 14.0% of total-time
Operation ival-div, time spent: 570.0ms, 10.0% of total-time
Operation ival-sub, time spent: 543.0ms, 9.0% of total-time
Operation ival-pow, time spent: 450.0ms, 8.0% of total-time
Operation ival-add, time spent: 428.0ms, 7.0% of total-time
Operation ival-mult, time spent: 381.0ms, 6.0% of total-time
Operation ival-cos, time spent: 319.0ms, 5.0% of total-time
Operation ival-sin, time spent: 244.0ms, 4.0% of total-time
Operation ival-sqrt, time spent: 227.0ms, 4.0% of total-time
Operation const, time spent: 127.0ms, 2.0% of total-time
Operation ival-atan, time spent: 41.0ms, 1.0% of total-time
Operation ival-cbrt, time spent: 30.0ms, 1.0% of total-time
Operation ival-neg, time spent: 29.0ms, 0.0% of total-time

prune11.5s (2.9%)

Counts
53305 → 1772
Compiler

Compiled 60033 to 43935 computations (26.8% saved)

regimes9.0s (2.3%)

Counts
2751 → 232
Calls

43 calls:

1.8s
x
1.6s
c
1.4s
a
1.2s
b_2
476.0ms
b
Compiler

Compiled 1344 to 941 computations (30% saved)

series6.5s (1.6%)

Counts
684 → 9918
Calls

3087 calls:

TimeVariablePointExpression
396.0ms
x
@inf
(log.f64 (/.f64 (+.f64 1 (expm1.f64 (cbrt.f64 (+.f64 x 1)))) (exp.f64 (cbrt.f64 x))))
180.0ms
b
@0
(pow.f64 (pow.f64 (fma.f64 a (*.f64 c -4) (pow.f64 b 2)) 1/4) 2)
178.0ms
x
@0
(*.f64 (*.f64 (-.f64 x (log.f64 x)) (pow.f64 n -1/2)) (pow.f64 n -1/2))
89.0ms
x
@0
(fma.f64 x x (*.f64 1/12 (pow.f64 x 4)))
88.0ms
eps
@0
(*.f64 (/.f64 eps (expm1.f64 (*.f64 eps b))) (/.f64 (expm1.f64 (*.f64 eps (+.f64 a b))) (expm1.f64 (*.f64 eps a))))

bsearch3.5s (0.9%)

Algorithm
17×left-value
60×binary-search
Stop Event
predicate-same
57×narrow-enough
Results
1.4s6500×256valid
310.0ms2437×256invalid
315.0ms740×1024valid
155.0ms554×256infinite
364.0ms425×512valid
284.0ms220×2048valid
40.0ms211×256unsamplable
27.0ms30×512infinite
8.0ms1024infinite
2.0ms4096valid
Compiler

Compiled 12526 to 9375 computations (25.2% saved)

Precisions
Click to see histograms. Total time spent on operations: 1.6s
Operation ival-pow, time spent: 430.0ms, 27.0% of total-time
Operation ival-mult, time spent: 415.0ms, 26.0% of total-time
Operation ival-sub, time spent: 229.0ms, 15.0% of total-time
Operation ival-div, time spent: 146.0ms, 9.0% of total-time
Operation ival-sqrt, time spent: 121.0ms, 8.0% of total-time
Operation ival-exp, time spent: 75.0ms, 5.0% of total-time
Operation ival-add, time spent: 53.0ms, 3.0% of total-time
Operation ival-neg, time spent: 51.0ms, 3.0% of total-time
Operation const, time spent: 26.0ms, 2.0% of total-time
Operation ival-cos, time spent: 21.0ms, 1.0% of total-time
Operation ival-cbrt, time spent: 7.0ms, 0.0% of total-time

analyze2.9s (0.7%)

Algorithm
28×search
Search
ProbabilityValidUnknownPreconditionInfiniteDomainCan'tIter
0%0%61.1%38.9%0%0%0%0
18.1%11.1%50%38.9%0%0%0%1
25.4%15.5%45.6%38.9%0%0%0%2
40.7%23.8%34.6%41.6%0%0%0%3
49.4%28.8%29.5%41.7%0%0%0%4
56.4%32.5%25.1%42.4%0%0%0%5
58.7%33.4%23.5%43.1%0%0%0%6
62.4%34.4%20.7%44%0%0.8%0.1%7
65.4%35.7%18.9%44.5%0%0.8%0.1%8
67.8%36.4%17.3%44.9%0%1.2%0.3%9
69.8%36.8%15.9%45.2%0%1.7%0.3%10
72.3%37.8%14.5%45.4%0%1.9%0.4%11
73.5%38.1%13.7%45.6%0%2.2%0.4%12
Compiler

Compiled 505 to 355 computations (29.7% saved)

Precisions
Click to see histograms. Total time spent on operations: 1.6s
Operation ival-sub, time spent: 237.0ms, 15.0% of total-time
Operation ival-mult, time spent: 227.0ms, 14.0% of total-time
Operation ival-log, time spent: 193.0ms, 12.0% of total-time
Operation ival-pow, time spent: 168.0ms, 10.0% of total-time
Operation ival-div, time spent: 122.0ms, 8.0% of total-time
Operation ival-<=, time spent: 101.0ms, 6.0% of total-time
Operation ival-sqrt, time spent: 90.0ms, 6.0% of total-time
Operation ival-add, time spent: 84.0ms, 5.0% of total-time
Operation ival-sin, time spent: 68.0ms, 4.0% of total-time
Operation ival-exp, time spent: 63.0ms, 4.0% of total-time
Operation ival-tan, time spent: 51.0ms, 3.0% of total-time
Operation ival-neg, time spent: 44.0ms, 3.0% of total-time
Operation const, time spent: 43.0ms, 3.0% of total-time
Operation ival-fabs, time spent: 32.0ms, 2.0% of total-time
Operation ival-cos, time spent: 26.0ms, 2.0% of total-time
Operation ival-and, time spent: 16.0ms, 1.0% of total-time
Operation ival->, time spent: 15.0ms, 1.0% of total-time
Operation ival-<, time spent: 10.0ms, 1.0% of total-time
Operation ...c/syntax/syntax.rkt:185:8, time spent: 8.0ms, 0.0% of total-time
Operation ival-fmin, time spent: 3.0ms, 0.0% of total-time
Operation ival-atan, time spent: 0.0ms, 0.0% of total-time
Operation ival-cbrt, time spent: 0.0ms, 0.0% of total-time

end3.0ms (0%)

Profiling

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