Details

sample89.0ms

Algorithm

intervals

Results

23.0ms	192×	body	80	valid
17.0ms	23×	body	1280	valid
14.0ms	25×	body	640	valid
10.0ms	256×	pre	80	true
4.0ms	10×	body	320	valid
1.0ms	6×	body	160	valid

simplify747.0ms

Counts

1 → 1

Iterations

Iter	Nodes
4	2315
3	458
2	99
1	32
0	16

prune28.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 25.5b

localize61.0ms

Local error

Found 3 expressions with local error:

0.0b

(* (fma 2 i (+ beta alpha)) (fma 2 i (+ beta alpha)))

1.6b

(+ (/ (* (+ beta alpha) (- beta alpha)) (fma 2.0 (fma 2 i (+ beta alpha)) (* (fma 2 i (+ beta alpha)) (fma 2 i (+ beta alpha))))) 1.0)

24.0b

(/ (* (+ beta alpha) (- beta alpha)) (fma 2.0 (fma 2 i (+ beta alpha)) (* (fma 2 i (+ beta alpha)) (fma 2 i (+ beta alpha)))))

rewrite63.0ms

Algorithm

rewrite-expression-head

Rules

13×	`add-sqr-sqrt` `*-un-lft-identity`
11×	`add-cube-cbrt`
10×	`pow1` `add-cbrt-cube` `add-exp-log`
8×	`associate-/l/`
7×	`fma-def`
6×	`times-frac`
5×	`add-log-exp`
4×	`frac-times` `flip3-+` `flip-+`
3×	`expm1-log1p-u` `associate-/r` `flip3--` `swap-sqr` `associate-r` `associate-l*` `insert-posit16` `log1p-expm1-u` `flip--`
2×	`cbrt-undiv` `div-exp` `associate-l/` `prod-exp` `associate-r/` `cbrt-unprod` `fma-udef` `div-inv`
1×	`pow2` `distribute-rgt-in` `+-commutative` `clear-num` `sum-log` `frac-2neg` `distribute-lft-in` `pow-plus` `pow-prod-down` `pow-sqr` `-commutative` `pow-prod-up` `distribute-lft-out` `associate-/l` `unswap-sqr`

Counts

3 → 84

Calls

3 calls:

12.0ms

(* (fma 2 i (+ beta alpha)) (fma 2 i (+ beta alpha)))

27.0ms

(+ (/ (* (+ beta alpha) (- beta alpha)) (fma 2.0 (fma 2 i (+ beta alpha)) (* (fma 2 i (+ beta alpha)) (fma 2 i (+ beta alpha))))) 1.0)

22.0ms

(/ (* (+ beta alpha) (- beta alpha)) (fma 2.0 (fma 2 i (+ beta alpha)) (* (fma 2 i (+ beta alpha)) (fma 2 i (+ beta alpha)))))

series713.0ms

Counts

3 → 9

Calls

3 calls:

84.0ms

(* (fma 2 i (+ beta alpha)) (fma 2 i (+ beta alpha)))

248.0ms

(+ (/ (* (+ beta alpha) (- beta alpha)) (fma 2.0 (fma 2 i (+ beta alpha)) (* (fma 2 i (+ beta alpha)) (fma 2 i (+ beta alpha))))) 1.0)

381.0ms

(/ (* (+ beta alpha) (- beta alpha)) (fma 2.0 (fma 2 i (+ beta alpha)) (* (fma 2 i (+ beta alpha)) (fma 2 i (+ beta alpha)))))

simplify4.2s

Counts

93 → 93

Iterations

Iter	Nodes
3	8196
2	1683
1	473
0	165

prune1.2s

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 14.6b

localize43.0ms

Local error

Found 4 expressions with local error:

0.1b	(* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))
0.1b	(* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))
1.6b	(+ (cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))))) 1.0)
11.5b	(cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))))

rewrite1.0s

Algorithm

rewrite-expression-head

Rules

149×	`*-un-lft-identity`
131×	`frac-times`
90×	`times-frac`
89×	`add-sqr-sqrt`
77×	`associate-*l/`
65×	`associate-*r/`
63×	`cbrt-div`
62×	`associate-r`
47×	`distribute-lft-out`
45×	`add-cube-cbrt`
44×	`associate-l`
28×	`add-cbrt-cube` `add-exp-log`
10×	`distribute-lft-out--` `difference-of-squares`
8×	`pow1` `cbrt-undiv` `div-exp` `prod-exp` `associate-/r/` `cbrt-unprod` `unswap-sqr`
6×	`add-log-exp`
5×	`flip3-+` `flip-+`
4×	`expm1-log1p-u` `fma-def` `insert-posit16` `log1p-expm1-u` `div-inv`
2×	`cbrt-prod` `pow-prod-down` `*-commutative`
1×	`+-commutative` `sum-log` `pow1/3` `pow3` `rem-cbrt-cube`

Counts

4 → 255

Calls

4 calls:

92.0ms	(* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))
89.0ms	(* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))
21.0ms	(+ (cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))))) 1.0)
803.0ms	(cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))))

series1.6s

Counts

4 → 12

Calls

4 calls:

356.0ms	(* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))
319.0ms	(* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))
496.0ms	(+ (cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))))) 1.0)
398.0ms	(cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))))

simplify2.1s

Counts

267 → 267

Iterations

Iter	Nodes
2	4481
1	1172
0	414

prune4.2s

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 6.7b

localize80.0ms

Local error

Found 4 expressions with local error:

0.1b	(exp (log (+ (cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))))) 1.0)))
1.6b	(+ (cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))))) 1.0)
2.8b	(log (+ (cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))))) 1.0))
11.5b	(cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))))

rewrite926.0ms

Algorithm

rewrite-expression-head

Rules

129×	`frac-times`
75×	`associate-*l/`
63×	`cbrt-div` `associate-*r/`
14×	`*-un-lft-identity`
8×	`add-sqr-sqrt` `log-prod` `add-cube-cbrt`
6×	`pow1` `add-log-exp`
5×	`add-exp-log`
4×	`expm1-log1p-u` `log-div` `exp-prod` `fma-def` `add-cbrt-cube` `exp-sum` `insert-posit16` `log1p-expm1-u`
3×	`flip3-+` `flip-+` `distribute-lft-out`
2×	`cbrt-prod` `exp-diff` `log-pow`
1×	`+-commutative` `sum-log` `pow1/3` `rem-log-exp` `pow3` `rem-cbrt-cube` `rem-exp-log`

Counts

4 → 134

Calls

4 calls:

30.0ms	(exp (log (+ (cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))))) 1.0)))
15.0ms	(+ (cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))))) 1.0)
26.0ms	(log (+ (cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))))) 1.0))
853.0ms	(cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))))

series2.5s

Counts

4 → 12

Calls

4 calls:

455.0ms	(exp (log (+ (cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))))) 1.0)))
483.0ms	(+ (cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))))) 1.0)
1.1s	(log (+ (cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))))) 1.0))
375.0ms	(cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))))

simplify1.6s

Counts

146 → 146

Iterations

Iter	Nodes
2	3373
1	914
0	364

prune2.5s

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 4.3b

localize53.0ms

Local error

Found 4 expressions with local error:

0.1b	(* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))
1.6b	(log (exp (+ (cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))))) 1.0)))
1.6b	(+ (cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))))) 1.0)
11.5b	(cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))))

rewrite1.4s

Algorithm

rewrite-expression-head

Rules

130×	`frac-times`
82×	`*-un-lft-identity`
76×	`associate-*l/`
64×	`associate-*r/`
63×	`cbrt-div`
49×	`add-sqr-sqrt`
45×	`times-frac`
31×	`associate-r`
27×	`add-cube-cbrt`
25×	`distribute-lft-out`
22×	`associate-l`
16×	`add-cbrt-cube` `add-exp-log`
7×	`pow1`
6×	`add-log-exp`
5×	`log-pow` `distribute-lft-out--` `difference-of-squares`
4×	`expm1-log1p-u` `cbrt-undiv` `log-prod` `exp-prod` `fma-def` `div-exp` `prod-exp` `associate-/r/` `cbrt-unprod` `insert-posit16` `log1p-expm1-u` `unswap-sqr`
3×	`flip3-+` `flip-+`
2×	`cbrt-prod` `div-inv`
1×	`+-commutative` `sum-log` `pow1/3` `rem-log-exp` `exp-sum` `pow3` `pow-prod-down` `*-commutative` `rem-cbrt-cube`

Counts

4 → 195

Calls

4 calls:

103.0ms	(* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))
24.0ms	(log (exp (+ (cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))))) 1.0)))
31.0ms	(+ (cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))))) 1.0)
1.3s	(cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))))

series1.7s

Counts

4 → 12

Calls

4 calls:

347.0ms	(* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))
489.0ms	(log (exp (+ (cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))))) 1.0)))
443.0ms	(+ (cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))))) 1.0)
443.0ms	(cbrt (* (* (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))) (* (/ (+ alpha beta) (+ alpha (fma i 2 beta))) (/ (- beta alpha) (+ 2.0 (+ alpha (fma i 2 beta)))))))

simplify2.1s

Counts

207 → 207

Iterations

Iter	Nodes
2	4577
1	1221
0	440

prune3.3s

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 4.2b

regimes304.0ms

Accuracy

11% (6.9b remaining)

Error of 11.1b against oracle of 4.1b and baseline of 12.0b

bsearch2.0ms

Steps

Iters	Range		Point
0	9.650645960462008e+196	9.70485616475844e+196	9.677751062610224e+196

simplify13.0ms

Iterations

Iter	Nodes
2	50
1	50
0	39

end0.0ms

sample3.5s

Algorithm

intervals

Results

1.6s	6410×	body	80	valid
527.0ms	491×	body	1280	valid
421.0ms	8000×	pre	80	true
409.0ms	543×	body	640	valid
197.0ms	354×	body	320	valid
66.0ms	202×	body	160	valid