0.002 * [progress]: [Phase 1 of 3] Setting up. 0.002 * * * [progress]: [1/2] Preparing points 0.002 * * * * [points]: Sampling 256 additional inputs, on iter 0 have 0 / 256 0.005 * * * * [points]: Computing exacts on every 16 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 8 of 256 points to ramp up precision 0.013 * * * * [points]: Setting MPFR precision to 64 0.016 * * * * [points]: Setting MPFR precision to 320 0.019 * * * * [points]: Computing exacts on every 4 of 256 points to ramp up precision 0.021 * * * * [points]: Setting MPFR precision to 64 0.025 * * * * [points]: Setting MPFR precision to 320 0.028 * * * * [points]: Computing exacts on every 2 of 256 points to ramp up precision 0.034 * * * * [points]: Setting MPFR precision to 64 0.039 * * * * [points]: Setting MPFR precision to 320 0.044 * * * * [points]: Computing exacts for 256 points 0.045 * * * * [points]: Setting MPFR precision to 64 0.060 * * * * [points]: Setting MPFR precision to 320 0.075 * * * * [points]: Filtering points with unrepresentable outputs 0.076 * * * * [points]: Sampled 256 points with exact outputs 0.076 * * * [progress]: [2/2] Setting up program. 0.087 * [progress]: [Phase 2 of 3] Improving. 0.087 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3)))> 0.087 * [simplify]: Simplifying: (+.p16 (+.p16 (*.p16 d1 (real->posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3)) 0.087 * * [simplify]: iteration 1: (10 enodes) 0.090 * * [simplify]: iteration 2: (26 enodes) 0.094 * * [simplify]: iteration 3: (41 enodes) 0.101 * * [simplify]: iteration 4: (57 enodes) 0.109 * * [simplify]: iteration 5: (65 enodes) 0.116 * * [simplify]: Extracting #0: cost 1 inf + 0 0.116 * * [simplify]: Extracting #1: cost 9 inf + 0 0.116 * * [simplify]: Extracting #2: cost 14 inf + 1 0.116 * * [simplify]: Extracting #3: cost 11 inf + 367 0.116 * * [simplify]: Extracting #4: cost 8 inf + 1053 0.116 * * [simplify]: Extracting #5: cost 2 inf + 2267 0.117 * * [simplify]: Extracting #6: cost 0 inf + 2673 0.117 * [simplify]: Simplified to: (*.p16 (+.p16 (real->posit16 3) (+.p16 d2 d3)) d1) 0.150 * * [progress]: iteration 1 / 4 0.151 * * * [progress]: picking best candidate 0.172 * * * * [pick]: Picked #posit16 3) (+.p16 d2 d3)) d1))> 0.172 * * * [progress]: localizing error 0.253 * * * [progress]: generating rewritten candidates 0.253 * * * * [progress]: [ 1 / 2 ] rewriting at (2) 0.258 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 0.269 * * * [progress]: generating series expansions 0.269 * * * * [progress]: [ 1 / 2 ] generating series at (2) 0.269 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 0.269 * * * [progress]: simplifying candidates 0.269 * * * * [progress]: [ 1 / 5 ] simplifiying candidate #posit16 3) (+.p16 d2 d3))))> 0.269 * * * * [progress]: [ 2 / 5 ] simplifiying candidate #posit16 3) d2) d3) d1))> 0.269 * * * * [progress]: [ 3 / 5 ] simplifiying candidate #posit16 3)) d1))> 0.269 * * * * [progress]: [ 4 / 5 ] simplifiying candidate #posit16 3) (+.p16 d2 d3)) d1))> 0.269 * * * * [progress]: [ 5 / 5 ] simplifiying candidate #posit16 3) (+.p16 d2 d3)) d1))> 0.269 * [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) 0.269 * * [simplify]: iteration 1: (9 enodes) 0.271 * * [simplify]: iteration 2: (21 enodes) 0.274 * * [simplify]: iteration 3: (41 enodes) 0.281 * * [simplify]: iteration 4: (59 enodes) 0.289 * * [simplify]: iteration 5: (66 enodes) 0.296 * * [simplify]: Extracting #0: cost 2 inf + 0 0.296 * * [simplify]: Extracting #1: cost 12 inf + 0 0.296 * * [simplify]: Extracting #2: cost 13 inf + 324 0.296 * * [simplify]: Extracting #3: cost 8 inf + 1373 0.296 * * [simplify]: Extracting #4: cost 4 inf + 1501 0.297 * * [simplify]: Extracting #5: cost 0 inf + 2673 0.297 * [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) 0.297 * * * [progress]: adding candidates to table 0.388 * * [progress]: iteration 2 / 4 0.388 * * * [progress]: picking best candidate 0.410 * * * * [pick]: Picked #posit16 3) d2) d3) d1))> 0.410 * * * [progress]: localizing error 0.500 * * * [progress]: generating rewritten candidates 0.500 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1) 0.509 * * * * [progress]: [ 2 / 2 ] rewriting at (2) 0.516 * * * [progress]: generating series expansions 0.516 * * * * [progress]: [ 1 / 2 ] generating series at (2 1) 0.516 * * * * [progress]: [ 2 / 2 ] generating series at (2) 0.516 * * * [progress]: simplifying candidates 0.516 * * * * [progress]: [ 1 / 5 ] simplifiying candidate #posit16 3) (+.p16 d2 d3)) d1))> 0.516 * * * * [progress]: [ 2 / 5 ] simplifiying candidate #posit16 3) d2)) d1))> 0.516 * * * * [progress]: [ 3 / 5 ] simplifiying candidate #posit16 3) d2) d3)))> 0.516 * * * * [progress]: [ 4 / 5 ] simplifiying candidate #posit16 3) d2) d3) d1))> 0.516 * * * * [progress]: [ 5 / 5 ] simplifiying candidate #posit16 3) d2) d3) d1))> 0.516 * [simplify]: Simplifying: (+.p16 d2 d3) (+.p16 (real->posit16 3) d2) (+.p16 (real->posit16 3) d2) 0.516 * * [simplify]: iteration 1: (6 enodes) 0.518 * * [simplify]: iteration 2: (13 enodes) 0.521 * * [simplify]: Extracting #0: cost 2 inf + 0 0.521 * * [simplify]: Extracting #1: cost 5 inf + 0 0.521 * * [simplify]: Extracting #2: cost 4 inf + 2 0.521 * * [simplify]: Extracting #3: cost 0 inf + 88 0.521 * [simplify]: Simplified to: (+.p16 d3 d2) (+.p16 d2 (real->posit16 3)) (+.p16 d2 (real->posit16 3)) 0.522 * * * [progress]: adding candidates to table 0.669 * * [progress]: iteration 3 / 4 0.669 * * * [progress]: picking best candidate 0.680 * * * * [pick]: Picked #posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3)))> 0.681 * * * [progress]: localizing error 0.861 * * * [progress]: generating rewritten candidates 0.861 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1) 0.867 * * * * [progress]: [ 2 / 2 ] rewriting at (2) 0.877 * * * [progress]: generating series expansions 0.877 * * * * [progress]: [ 1 / 2 ] generating series at (2 1) 0.877 * * * * [progress]: [ 2 / 2 ] generating series at (2) 0.878 * * * [progress]: simplifying candidates 0.878 * * * * [progress]: [ 1 / 11 ] simplifiying candidate #posit16 3) d2)) (*.p16 d1 d3)))> 0.878 * * * * [progress]: [ 2 / 11 ] simplifiying candidate #posit16 3) d2)) (*.p16 d1 d3)))> 0.878 * * * * [progress]: [ 3 / 11 ] simplifiying candidate #posit16 3))) (*.p16 d1 d3)))> 0.878 * * * * [progress]: [ 4 / 11 ] simplifiying candidate #posit16 3) d2) d3)))> 0.878 * * * * [progress]: [ 5 / 11 ] simplifiying candidate #posit16 3) d2) d3)))> 0.878 * * * * [progress]: [ 6 / 11 ] simplifiying candidate #posit16 3)) (+.p16 (*.p16 d1 d2) (*.p16 d1 d3))))> 0.878 * * * * [progress]: [ 7 / 11 ] simplifiying candidate #posit16 3) d2) d3)))> 0.878 * * * * [progress]: [ 8 / 11 ] simplifiying candidate #posit16 3) d2) d3)))> 0.878 * * * * [progress]: [ 9 / 11 ] simplifiying candidate #posit16 3)) (*.p16 d1 d2))))> 0.878 * * * * [progress]: [ 10 / 11 ] simplifiying candidate #posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3)))> 0.878 * * * * [progress]: [ 11 / 11 ] simplifiying candidate #posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3)))> 0.879 * [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)) 0.879 * * [simplify]: iteration 1: (13 enodes) 0.885 * * [simplify]: iteration 2: (33 enodes) 0.895 * * [simplify]: iteration 3: (49 enodes) 0.913 * * [simplify]: iteration 4: (65 enodes) 0.930 * * [simplify]: iteration 5: (70 enodes) 0.944 * * [simplify]: Extracting #0: cost 4 inf + 0 0.944 * * [simplify]: Extracting #1: cost 15 inf + 0 0.944 * * [simplify]: Extracting #2: cost 9 inf + 1372 0.944 * * [simplify]: Extracting #3: cost 8 inf + 1053 0.944 * * [simplify]: Extracting #4: cost 4 inf + 1542 0.945 * * [simplify]: Extracting #5: cost 0 inf + 2673 0.946 * [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))) 0.946 * * * [progress]: adding candidates to table 1.373 * * [progress]: iteration 4 / 4 1.373 * * * [progress]: picking best candidate 1.409 * * * * [pick]: Picked #posit16 3) d2)) (*.p16 d1 d3)))> 1.409 * * * [progress]: localizing error 1.591 * * * [progress]: generating rewritten candidates 1.591 * * * * [progress]: [ 1 / 2 ] rewriting at (2) 1.598 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 1.603 * * * [progress]: generating series expansions 1.603 * * * * [progress]: [ 1 / 2 ] generating series at (2) 1.603 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 1.603 * * * [progress]: simplifying candidates 1.603 * * * * [progress]: [ 1 / 10 ] simplifiying candidate #posit16 3) d2) d3)))> 1.603 * * * * [progress]: [ 2 / 10 ] simplifiying candidate #posit16 3)) (+.p16 (*.p16 d1 d2) (*.p16 d1 d3))))> 1.604 * * * * [progress]: [ 3 / 10 ] simplifiying candidate #posit16 3) d1) (+.p16 (*.p16 d2 d1) (*.p16 d1 d3))))> 1.604 * * * * [progress]: [ 4 / 10 ] simplifiying candidate #posit16 3) d2) d3)))> 1.604 * * * * [progress]: [ 5 / 10 ] simplifiying candidate #posit16 3) d2))))> 1.604 * * * * [progress]: [ 6 / 10 ] simplifiying candidate #posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3)))> 1.604 * * * * [progress]: [ 7 / 10 ] simplifiying candidate #posit16 3) d1) (*.p16 d2 d1)) (*.p16 d1 d3)))> 1.604 * * * * [progress]: [ 8 / 10 ] simplifiying candidate #posit16 3) d2) d1) (*.p16 d1 d3)))> 1.604 * * * * [progress]: [ 9 / 10 ] simplifiying candidate #posit16 3) d2)) (*.p16 d1 d3)))> 1.604 * * * * [progress]: [ 10 / 10 ] simplifiying candidate #posit16 3) d2)) (*.p16 d1 d3)))> 1.604 * [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) 1.604 * * [simplify]: iteration 1: (14 enodes) 1.610 * * [simplify]: iteration 2: (29 enodes) 1.618 * * [simplify]: iteration 3: (37 enodes) 1.627 * * [simplify]: iteration 4: (38 enodes) 1.635 * * [simplify]: Extracting #0: cost 5 inf + 0 1.635 * * [simplify]: Extracting #1: cost 12 inf + 0 1.636 * * [simplify]: Extracting #2: cost 6 inf + 1372 1.636 * * [simplify]: Extracting #3: cost 5 inf + 1053 1.636 * * [simplify]: Extracting #4: cost 2 inf + 1179 1.636 * * [simplify]: Extracting #5: cost 0 inf + 1543 1.637 * [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) 1.637 * * * [progress]: adding candidates to table 2.021 * [progress]: [Phase 3 of 3] Extracting. 2.021 * * [regime]: Finding splitpoints for: (#posit16 3) d2) d3) d1))> #posit16 3) (+.p16 d2 d3)) d1))> #posit16 3)) (*.p16 d1 (+.p16 d2 d3))))> #posit16 3) d2)) (*.p16 d1 d3)))> #posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3)))>) 2.022 * * * [regime-changes]: Trying 3 branch expressions: (d3 d2 d1) 2.022 * * * * [regimes]: Trying to branch on d3 from (#posit16 3) d2) d3) d1))> #posit16 3) (+.p16 d2 d3)) d1))> #posit16 3)) (*.p16 d1 (+.p16 d2 d3))))> #posit16 3) d2)) (*.p16 d1 d3)))> #posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3)))>) 2.198 * * * * [regimes]: Trying to branch on d2 from (#posit16 3) d2) d3) d1))> #posit16 3) (+.p16 d2 d3)) d1))> #posit16 3)) (*.p16 d1 (+.p16 d2 d3))))> #posit16 3) d2)) (*.p16 d1 d3)))> #posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3)))>) 2.424 * * * * [regimes]: Trying to branch on d1 from (#posit16 3) d2) d3) d1))> #posit16 3) (+.p16 d2 d3)) d1))> #posit16 3)) (*.p16 d1 (+.p16 d2 d3))))> #posit16 3) d2)) (*.p16 d1 d3)))> #posit16 3)) (*.p16 d1 d2)) (*.p16 d1 d3)))>) 2.650 * * * [regime]: Found split indices: #