Details

sample27.5s

Algorithm

intervals

sampling

Space saved by range analysis: 0%

Space saved by search: 1.367188%

Guaranteed chance to sample good point: 5.154703%

Results

18.0ms	256×	body	80	valid
8.0ms	146×	body	80	invalid

simplify38.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 0 (1.0ms)

Iter	Nodes	Cost
0	38	10
1	112	10
2	384	10
3	1568	10
4	5001	10

prune5.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

	Kept	Total
New	1	1
Fresh	1	1
Picked	0	0
Done	0	0
Total	2	2

Merged error: 0.0b

Counts

2 → 1

localize14.0ms

Local error

Found 4 expressions with local error:

0.0b	(- (- x (* (- y 1.0) z)) (* (- t 1.0) a))
0.0b	(* (- y 1.0) z)
0.0b	(* (- (+ y t) 2.0) b)
0.0b	(* (- t 1.0) a)

rewrite31.0ms

Algorithm

rewrite-expression-head

Rules

22×	`add-sqr-sqrt`
19×	`*-un-lft-identity`
16×	`associate-l`
10×	`pow1` `add-exp-log` `add-cube-cbrt` `associate-*l/` `add-cbrt-cube`
9×	`associate-r` `add-log-exp`
8×	`flip3--` `flip--`
4×	`frac-sub` `distribute-lft-out--`
3×	`diff-log` `pow-prod-down` `prod-exp` `*-commutative` `cbrt-unprod` `difference-of-squares` `unswap-sqr`
2×	`sub-neg` `associate--l+`
1×	`associate--l-` `distribute-lft-out`

Counts

4 → 87

Calls

4 calls:

6.0ms	(- (- x (* (- y 1.0) z)) (* (- t 1.0) a))
6.0ms	(* (- y 1.0) z)
8.0ms	(* (- (+ y t) 2.0) b)
6.0ms	(* (- t 1.0) a)

series39.0ms

Counts

4 → 12

Calls

4 calls:

24.0ms	(- (- x (* (- y 1.0) z)) (* (- t 1.0) a))
4.0ms	(* (- y 1.0) z)
6.0ms	(* (- (+ y t) 2.0) b)
4.0ms	(* (- t 1.0) a)

simplify56.0ms

Algorithm

egg-herbie

Counts

99 → 99

Iterations

Useful iterations: 1 (12.0ms)

Iter	Nodes	Cost
0	520	593
1	2119	539
2	5002	539

prune131.0ms

Filtered

66 candidates to 99 candidates (-50.0%)

Pruning

2 alts after pruning (2 fresh and 0 done)

	Pruned	Kept	Total
New	97	2	99
Fresh	0	0	0
Picked	1	0	1
Done	0	0	0
Total	98	2	100

Merged error: 0b

Counts

100 → 2

localize19.0ms

Local error

Found 4 expressions with local error:

0.5b	(* (cbrt b) (cbrt b))
0.6b	(cbrt b)
0.6b	(cbrt b)
0.6b	(cbrt b)

rewrite11.0ms

Algorithm

rewrite-expression-head

Rules

25×	`cbrt-prod`
23×	`add-sqr-sqrt`
15×	`add-cube-cbrt` `*-un-lft-identity`
11×	`pow1`
9×	`pow1/3`
6×	`add-exp-log` `swap-sqr` `associate-r` `associate-l`
4×	`add-cbrt-cube` `add-log-exp` `unswap-sqr`
2×	`pow-prod-down` `pow-sqr` `pow-prod-up`
1×	`pow2` `pow-plus` `prod-exp` `*-commutative` `cbrt-unprod`

Counts

4 → 73

Calls

4 calls:

6.0ms	(* (cbrt b) (cbrt b))
1.0ms	(cbrt b)
1.0ms	(cbrt b)
1.0ms	(cbrt b)

series93.0ms

Counts

4 → 12

Calls

4 calls:

24.0ms	(* (cbrt b) (cbrt b))
22.0ms	(cbrt b)
24.0ms	(cbrt b)
23.0ms	(cbrt b)

simplify74.0ms

Algorithm

egg-herbie

Counts

85 → 85

Iterations

Useful iterations: 3 (68.0ms)

Iter	Nodes	Cost
0	148	349
1	471	322
2	2276	265
3	5002	252

prune93.0ms

Filtered

56 candidates to 85 candidates (-51.8%)

Pruning

2 alts after pruning (1 fresh and 1 done)

	Pruned	Kept	Total
New	85	0	85
Fresh	0	1	1
Picked	0	1	1
Done	0	0	0
Total	85	2	87

Merged error: 0b

Counts

87 → 2

localize20.0ms

Local error

Found 4 expressions with local error:

0.5b	(* (cbrt (* (- y 1.0) z)) (cbrt (* (- y 1.0) z)))
0.6b	(cbrt (* (- y 1.0) z))
0.6b	(cbrt (* (- y 1.0) z))
0.6b	(cbrt (* (- y 1.0) z))

rewrite26.0ms

Algorithm

rewrite-expression-head

Rules

20×	`associate-*l/`
18×	`cbrt-div`
11×	`pow1`
10×	`add-sqr-sqrt`
9×	`flip3--` `pow1/3` `flip--`
8×	`add-cube-cbrt` `*-un-lft-identity`
7×	`cbrt-prod`
6×	`add-exp-log`
4×	`frac-times` `swap-sqr` `associate-r` `associate-l` `add-cbrt-cube` `add-log-exp`
2×	`associate-*r/` `pow-prod-down` `pow-sqr` `pow-prod-up`
1×	`pow2` `pow-plus` `prod-exp` `*-commutative` `cbrt-unprod` `unswap-sqr`

Counts

4 → 72

Calls

4 calls:

9.0ms	(* (cbrt (* (- y 1.0) z)) (cbrt (* (- y 1.0) z)))
5.0ms	(cbrt (* (- y 1.0) z))
5.0ms	(cbrt (* (- y 1.0) z))
5.0ms	(cbrt (* (- y 1.0) z))

series63.0ms

Counts

4 → 12

Calls

4 calls:

21.0ms	(* (cbrt (* (- y 1.0) z)) (cbrt (* (- y 1.0) z)))
14.0ms	(cbrt (* (- y 1.0) z))
14.0ms	(cbrt (* (- y 1.0) z))
14.0ms	(cbrt (* (- y 1.0) z))

simplify142.0ms

Algorithm

egg-herbie

Counts

84 → 84

Iterations

Useful iterations: 2 (29.0ms)

Iter	Nodes	Cost
0	347	887
1	1056	836
2	4912	785
3	5001	785

prune222.0ms

Filtered

67 candidates to 84 candidates (-25.4%)

Pruning

2 alts after pruning (0 fresh and 2 done)

	Pruned	Kept	Total
New	84	0	84
Fresh	0	0	0
Picked	0	1	1
Done	0	1	1
Total	84	2	86

Merged error: 0b

Counts

86 → 2

regimes396.0ms

Accuracy

0% (0.4b remaining)

Error of 0.4b against oracle of 0.0b and baseline of 0.4b

bsearch0.0ms

simplify1.0ms

Algorithm

egg-herbie

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	27	15
1	27	15

end0.0ms

sample29.8s

Algorithm

intervals

sampling

Space saved by range analysis: 0%

Space saved by search: 1.367188%

Guaranteed chance to sample good point: 5.154703%

Results

463.0ms	7993×	body	80	valid
252.0ms	4398×	body	80	invalid
1.0ms	3×	body	640	valid
1.0ms	2×	body	1280	valid
0.0ms	2×	body	320	valid

Details

sample27.5s

simplify38.0ms

prune5.0ms

localize14.0ms

rewrite31.0ms

series39.0ms

simplify56.0ms

prune131.0ms

localize19.0ms

rewrite11.0ms

series93.0ms

simplify74.0ms

prune93.0ms

localize20.0ms

rewrite26.0ms

series63.0ms

simplify142.0ms

prune222.0ms

regimes396.0ms

bsearch0.0ms

simplify1.0ms

end0.0ms

sample29.8s

Profiling