0.001 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.001 * * * * [points]: Sampling 256 additional inputs, on iter 0 have 0 / 256 0.003 * * * * [points]: Computing exacts on every 16 of 256 points to ramp up precision 0.004 * * * * [points]: Setting MPFR precision to 64 0.005 * * * * [points]: Setting MPFR precision to 320 0.006 * * * * [points]: Computing exacts on every 8 of 256 points to ramp up precision 0.007 * * * * [points]: Setting MPFR precision to 64 0.009 * * * * [points]: Setting MPFR precision to 320 0.010 * * * * [points]: Computing exacts on every 4 of 256 points to ramp up precision 0.012 * * * * [points]: Setting MPFR precision to 64 0.015 * * * * [points]: Setting MPFR precision to 320 0.018 * * * * [points]: Computing exacts on every 2 of 256 points to ramp up precision 0.026 * * * * [points]: Setting MPFR precision to 64 0.033 * * * * [points]: Setting MPFR precision to 320 0.042 * * * * [points]: Computing exacts for 256 points 0.044 * * * * [points]: Setting MPFR precision to 64 0.069 * * * * [points]: Setting MPFR precision to 320 0.096 * * * * [points]: Filtering points with unrepresentable outputs 0.097 * * * * [points]: Sampled 256 points with exact outputs 0.098 * * * [progress]: [2/2] Setting up program. 0.114 * [progress]: [Phase 2 of 3] Improving. 0.114 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3)))> 0.115 * [simplify]: Simplifying: (+.p16 (+.p16 (*.p16 d1 (real->posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3)) 0.115 * * [simplify]: iteration 1: (10 enodes) 0.119 * * [simplify]: iteration 2: (26 enodes) 0.128 * * [simplify]: iteration 3: (41 enodes) 0.142 * * [simplify]: iteration 4: (57 enodes) 0.159 * * [simplify]: iteration 5: (65 enodes) 0.173 * * [simplify]: Extracting #0: cost 1 inf + 0 0.173 * * [simplify]: Extracting #1: cost 9 inf + 0 0.173 * * [simplify]: Extracting #2: cost 14 inf + 1 0.173 * * [simplify]: Extracting #3: cost 11 inf + 367 0.174 * * [simplify]: Extracting #4: cost 8 inf + 1053 0.174 * * [simplify]: Extracting #5: cost 2 inf + 2267 0.175 * * [simplify]: Extracting #6: cost 0 inf + 2673 0.175 * [simplify]: Simplified to: (*.p16 (+.p16 (real->posit16 3) (+.p16 d2 d3)) d1) 0.227 * * [progress]: iteration 1 / 4 0.227 * * * [progress]: picking best candidate 0.257 * * * * [pick]: Picked #posit16 3) (+.p16 d2 d3)) d1))> 0.257 * * * [progress]: localizing error 0.390 * * * [progress]: generating rewritten candidates 0.390 * * * * [progress]: [ 1 / 2 ] rewriting at (2) 0.401 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 0.409 * * * [progress]: generating series expansions 0.409 * * * * [progress]: [ 1 / 2 ] generating series at (2) 0.409 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 0.409 * * * [progress]: simplifying candidates 0.409 * * * * [progress]: [ 1 / 5 ] simplifiying candidate #posit16 3) (+.p16 d2 d3))))> 0.409 * * * * [progress]: [ 2 / 5 ] simplifiying candidate #posit16 3) d2) d3) d1))> 0.409 * * * * [progress]: [ 3 / 5 ] simplifiying candidate #posit16 3)) d1))> 0.409 * * * * [progress]: [ 4 / 5 ] simplifiying candidate #posit16 3) (+.p16 d2 d3)) d1))> 0.409 * * * * [progress]: [ 5 / 5 ] simplifiying candidate #posit16 3) (+.p16 d2 d3)) d1))> 0.410 * [simplify]: Simplifying: (+.p16 (real->posit16 3) d2) (*.p16 (+.p16 (real->posit16 3) (+.p16 d2 d3)) d1) (*.p16 (+.p16 (real->posit16 3) (+.p16 d2 d3)) d1) 0.410 * * [simplify]: iteration 1: (9 enodes) 0.414 * * [simplify]: iteration 2: (21 enodes) 0.431 * * [simplify]: iteration 3: (41 enodes) 0.444 * * [simplify]: iteration 4: (59 enodes) 0.461 * * [simplify]: iteration 5: (66 enodes) 0.478 * * [simplify]: Extracting #0: cost 2 inf + 0 0.478 * * [simplify]: Extracting #1: cost 12 inf + 0 0.479 * * [simplify]: Extracting #2: cost 13 inf + 324 0.479 * * [simplify]: Extracting #3: cost 8 inf + 1373 0.479 * * [simplify]: Extracting #4: cost 4 inf + 1501 0.480 * * [simplify]: Extracting #5: cost 0 inf + 2673 0.480 * [simplify]: Simplified to: (+.p16 (real->posit16 3) d2) (*.p16 (+.p16 d3 (+.p16 (real->posit16 3) d2)) d1) (*.p16 (+.p16 d3 (+.p16 (real->posit16 3) d2)) d1) 0.480 * * * [progress]: adding candidates to table 0.612 * * [progress]: iteration 2 / 4 0.612 * * * [progress]: picking best candidate 0.645 * * * * [pick]: Picked #posit16 3) d2) d3) d1))> 0.645 * * * [progress]: localizing error 0.739 * * * [progress]: generating rewritten candidates 0.739 * * * * [progress]: [ 1 / 2 ] rewriting at (2) 0.746 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 0.760 * * * [progress]: generating series expansions 0.760 * * * * [progress]: [ 1 / 2 ] generating series at (2) 0.760 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 0.760 * * * [progress]: simplifying candidates 0.760 * * * * [progress]: [ 1 / 5 ] simplifiying candidate #posit16 3) d2) d3)))> 0.760 * * * * [progress]: [ 2 / 5 ] simplifiying candidate #posit16 3) (+.p16 d2 d3)) d1))> 0.760 * * * * [progress]: [ 3 / 5 ] simplifiying candidate #posit16 3) d2)) d1))> 0.760 * * * * [progress]: [ 4 / 5 ] simplifiying candidate #posit16 3) d2) d3) d1))> 0.761 * * * * [progress]: [ 5 / 5 ] simplifiying candidate #posit16 3) d2) d3) d1))> 0.761 * [simplify]: Simplifying: (+.p16 d2 d3) (+.p16 (real->posit16 3) d2) (+.p16 (real->posit16 3) d2) 0.761 * * [simplify]: iteration 1: (6 enodes) 0.763 * * [simplify]: iteration 2: (13 enodes) 0.765 * * [simplify]: Extracting #0: cost 2 inf + 0 0.765 * * [simplify]: Extracting #1: cost 5 inf + 0 0.765 * * [simplify]: Extracting #2: cost 4 inf + 2 0.765 * * [simplify]: Extracting #3: cost 0 inf + 88 0.765 * [simplify]: Simplified to: (+.p16 d3 d2) (+.p16 d2 (real->posit16 3)) (+.p16 d2 (real->posit16 3)) 0.766 * * * [progress]: adding candidates to table 0.890 * * [progress]: iteration 3 / 4 0.890 * * * [progress]: picking best candidate 0.907 * * * * [pick]: Picked #posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3)))> 0.907 * * * [progress]: localizing error 1.075 * * * [progress]: generating rewritten candidates 1.075 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1) 1.079 * * * * [progress]: [ 2 / 2 ] rewriting at (2) 1.084 * * * [progress]: generating series expansions 1.084 * * * * [progress]: [ 1 / 2 ] generating series at (2 1) 1.084 * * * * [progress]: [ 2 / 2 ] generating series at (2) 1.084 * * * [progress]: simplifying candidates 1.084 * * * * [progress]: [ 1 / 11 ] simplifiying candidate #posit16 3) d2)) (*.p16 d1 d3)))> 1.084 * * * * [progress]: [ 2 / 11 ] simplifiying candidate #posit16 3) d2)) (*.p16 d1 d3)))> 1.084 * * * * [progress]: [ 3 / 11 ] simplifiying candidate #posit16 3))) (*.p16 d1 d3)))> 1.084 * * * * [progress]: [ 4 / 11 ] simplifiying candidate #posit16 3) d2) d3)))> 1.084 * * * * [progress]: [ 5 / 11 ] simplifiying candidate #posit16 3) d2) d3)))> 1.084 * * * * [progress]: [ 6 / 11 ] simplifiying candidate #posit16 3)) (+.p16 (*.p16 d1 d2) (*.p16 d1 d3))))> 1.084 * * * * [progress]: [ 7 / 11 ] simplifiying candidate #posit16 3) d2) d3)))> 1.084 * * * * [progress]: [ 8 / 11 ] simplifiying candidate #posit16 3) d2) d3)))> 1.084 * * * * [progress]: [ 9 / 11 ] simplifiying candidate #posit16 3)) (*.p16 d1 d2))))> 1.084 * * * * [progress]: [ 10 / 11 ] simplifiying candidate #posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3)))> 1.084 * * * * [progress]: [ 11 / 11 ] simplifiying candidate #posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3)))> 1.084 * [simplify]: Simplifying: (+.p16 (real->posit16 3) d2) (+.p16 (real->posit16 3) d2) (+.p16 (+.p16 (real->posit16 3) d2) d3) (+.p16 (+.p16 (real->posit16 3) d2) d3) (+.p16 (*.p16 d1 d2) (*.p16 d1 d3)) (+.p16 (+.p16 (real->posit16 3) d2) d3) (+.p16 (+.p16 (real->posit16 3) d2) d3) (+.p16 (+.p16 (*.p16 d1 (real->posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3)) (+.p16 (+.p16 (*.p16 d1 (real->posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3)) 1.084 * * [simplify]: iteration 1: (13 enodes) 1.096 * * [simplify]: iteration 2: (33 enodes) 1.101 * * [simplify]: iteration 3: (49 enodes) 1.115 * * [simplify]: iteration 4: (65 enodes) 1.134 * * [simplify]: iteration 5: (70 enodes) 1.142 * * [simplify]: Extracting #0: cost 4 inf + 0 1.142 * * [simplify]: Extracting #1: cost 15 inf + 0 1.142 * * [simplify]: Extracting #2: cost 9 inf + 1372 1.142 * * [simplify]: Extracting #3: cost 8 inf + 1053 1.142 * * [simplify]: Extracting #4: cost 4 inf + 1542 1.143 * * [simplify]: Extracting #5: cost 0 inf + 2673 1.143 * [simplify]: Simplified to: (+.p16 (real->posit16 3) d2) (+.p16 (real->posit16 3) d2) (+.p16 d3 (+.p16 (real->posit16 3) d2)) (+.p16 d3 (+.p16 (real->posit16 3) d2)) (*.p16 d1 (+.p16 d2 d3)) (+.p16 d3 (+.p16 (real->posit16 3) d2)) (+.p16 d3 (+.p16 (real->posit16 3) d2)) (*.p16 d1 (+.p16 d3 (+.p16 (real->posit16 3) d2))) (*.p16 d1 (+.p16 d3 (+.p16 (real->posit16 3) d2))) 1.143 * * * [progress]: adding candidates to table 1.452 * * [progress]: iteration 4 / 4 1.452 * * * [progress]: picking best candidate 1.488 * * * * [pick]: Picked #posit16 3) d2)) (*.p16 d1 d3)))> 1.488 * * * [progress]: localizing error 1.659 * * * [progress]: generating rewritten candidates 1.659 * * * * [progress]: [ 1 / 2 ] rewriting at (2) 1.665 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 1.671 * * * [progress]: generating series expansions 1.671 * * * * [progress]: [ 1 / 2 ] generating series at (2) 1.671 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 1.671 * * * [progress]: simplifying candidates 1.671 * * * * [progress]: [ 1 / 10 ] simplifiying candidate #posit16 3) d2) d3)))> 1.671 * * * * [progress]: [ 2 / 10 ] simplifiying candidate #posit16 3)) (+.p16 (*.p16 d1 d2) (*.p16 d1 d3))))> 1.671 * * * * [progress]: [ 3 / 10 ] simplifiying candidate #posit16 3) d1) (+.p16 (*.p16 d2 d1) (*.p16 d1 d3))))> 1.671 * * * * [progress]: [ 4 / 10 ] simplifiying candidate #posit16 3) d2) d3)))> 1.671 * * * * [progress]: [ 5 / 10 ] simplifiying candidate #posit16 3) d2))))> 1.671 * * * * [progress]: [ 6 / 10 ] simplifiying candidate #posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3)))> 1.671 * * * * [progress]: [ 7 / 10 ] simplifiying candidate #posit16 3) d1) (*.p16 d2 d1)) (*.p16 d1 d3)))> 1.672 * * * * [progress]: [ 8 / 10 ] simplifiying candidate #posit16 3) d2) d1) (*.p16 d1 d3)))> 1.672 * * * * [progress]: [ 9 / 10 ] simplifiying candidate #posit16 3) d2)) (*.p16 d1 d3)))> 1.672 * * * * [progress]: [ 10 / 10 ] simplifiying candidate #posit16 3) d2)) (*.p16 d1 d3)))> 1.672 * [simplify]: Simplifying: (+.p16 (+.p16 (real->posit16 3) d2) d3) (+.p16 (*.p16 d1 d2) (*.p16 d1 d3)) (+.p16 (*.p16 d2 d1) (*.p16 d1 d3)) (+.p16 (+.p16 (real->posit16 3) d2) d3) (*.p16 d1 (real->posit16 3)) (*.p16 d1 d2) (*.p16 (real->posit16 3) d1) (*.p16 d2 d1) (+.p16 (real->posit16 3) d2) (+.p16 (real->posit16 3) d2) 1.672 * * [simplify]: iteration 1: (14 enodes) 1.679 * * [simplify]: iteration 2: (29 enodes) 1.687 * * [simplify]: iteration 3: (37 enodes) 1.697 * * [simplify]: iteration 4: (38 enodes) 1.706 * * [simplify]: Extracting #0: cost 5 inf + 0 1.706 * * [simplify]: Extracting #1: cost 12 inf + 0 1.706 * * [simplify]: Extracting #2: cost 6 inf + 1372 1.706 * * [simplify]: Extracting #3: cost 5 inf + 1053 1.707 * * [simplify]: Extracting #4: cost 2 inf + 1179 1.707 * * [simplify]: Extracting #5: cost 0 inf + 1543 1.707 * [simplify]: Simplified to: (+.p16 d3 (+.p16 (real->posit16 3) d2)) (*.p16 d1 (+.p16 d2 d3)) (*.p16 d1 (+.p16 d2 d3)) (+.p16 d3 (+.p16 (real->posit16 3) d2)) (*.p16 d1 (real->posit16 3)) (*.p16 d1 d2) (*.p16 d1 (real->posit16 3)) (*.p16 d1 d2) (+.p16 (real->posit16 3) d2) (+.p16 (real->posit16 3) d2) 1.708 * * * [progress]: adding candidates to table 1.936 * [progress]: [Phase 3 of 3] Extracting. 1.936 * * [regime]: Finding splitpoints for: (#posit16 3) (+.p16 d2 d3)) d1))> #posit16 3) d2) d3) d1))> #posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3)))> #posit16 3) d2)) (*.p16 d1 d3)))> #posit16 3) d1) (*.p16 d1 (+.p16 d2 d3))))>) 1.936 * * * [regime-changes]: Trying 3 branch expressions: (d3 d2 d1) 1.936 * * * * [regimes]: Trying to branch on d3 from (#posit16 3) (+.p16 d2 d3)) d1))> #posit16 3) d2) d3) d1))> #posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3)))> #posit16 3) d2)) (*.p16 d1 d3)))> #posit16 3) d1) (*.p16 d1 (+.p16 d2 d3))))>) 2.031 * * * * [regimes]: Trying to branch on d2 from (#posit16 3) (+.p16 d2 d3)) d1))> #posit16 3) d2) d3) d1))> #posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3)))> #posit16 3) d2)) (*.p16 d1 d3)))> #posit16 3) d1) (*.p16 d1 (+.p16 d2 d3))))>) 2.165 * * * * [regimes]: Trying to branch on d1 from (#posit16 3) (+.p16 d2 d3)) d1))> #posit16 3) d2) d3) d1))> #posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3)))> #posit16 3) d2)) (*.p16 d1 d3)))> #posit16 3) d1) (*.p16 d1 (+.p16 d2 d3))))>) 2.344 * * * [regime]: Found split indices: #