14.553 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.050 * * * [progress]: [2/2] Setting up program.
0.054 * [progress]: [Phase 2 of 3] Improving.
0.054 * [simplify]: Simplifying:
  (- (pow x 4.0) (pow y 4.0))
0.054 * * [simplify]: iteration 0: 6 enodes
0.055 * * [simplify]: iteration 1: 14 enodes
0.058 * * [simplify]: iteration 2: 29 enodes
0.064 * * [simplify]: iteration 3: 69 enodes
0.093 * * [simplify]: iteration 4: 194 enodes
0.177 * * [simplify]: iteration 5: 613 enodes
0.904 * * [simplify]: iteration 6: 2795 enodes
2.021 * * [simplify]: iteration complete: 5038 enodes
2.021 * * [simplify]: Extracting #0: cost 1 inf + 0
2.021 * * [simplify]: Extracting #1: cost 63 inf + 0
2.022 * * [simplify]: Extracting #2: cost 422 inf + 0
2.031 * * [simplify]: Extracting #3: cost 1163 inf + 1143
2.039 * * [simplify]: Extracting #4: cost 1490 inf + 2992
2.067 * * [simplify]: Extracting #5: cost 1231 inf + 118365
2.141 * * [simplify]: Extracting #6: cost 589 inf + 577721
2.305 * * [simplify]: Extracting #7: cost 104 inf + 966547
2.491 * * [simplify]: Extracting #8: cost 0 inf + 1035009
2.613 * * [simplify]: Extracting #9: cost 0 inf + 1022372
2.841 * * [simplify]: Extracting #10: cost 0 inf + 1022001
3.044 * [simplify]: Simplified to:
  (- (pow x 4.0) (pow y 4.0))
3.045 * * [progress]: iteration 1 / 4
3.045 * * * [progress]: picking best candidate
3.052 * * * * [pick]: Picked  #<alt (λ (x y) (- (pow x 4.0) (pow y 4.0)))>
3.052 * * * [progress]: localizing error
3.067 * * * [progress]: generating rewritten candidates
3.068 * * * [progress]: generating series expansions
3.068 * * * [progress]: simplifying candidates
3.068 * [simplify]: Simplifying:
  
3.068 * * [simplify]: iteration 0: 0 enodes
3.068 * * [simplify]: iteration complete: 0 enodes
3.068 * * [simplify]: Extracting #0: cost 0 inf + 0
3.068 * [simplify]: Simplified to:
  
3.068 * * * [progress]: adding candidates to table
3.069 * [progress]: [Phase 3 of 3] Extracting.
3.076 * [simplify]: Simplifying:
  (- (pow x 4.0) (pow y 4.0))
3.076 * * [simplify]: iteration 0: 6 enodes
3.077 * * [simplify]: iteration complete: 6 enodes
3.077 * * [simplify]: Extracting #0: cost 1 inf + 0
3.077 * * [simplify]: Extracting #1: cost 3 inf + 0
3.077 * * [simplify]: Extracting #2: cost 6 inf + 0
3.077 * * [simplify]: Extracting #3: cost 2 inf + 215
3.077 * * [simplify]: Extracting #4: cost 0 inf + 890
3.077 * [simplify]: Simplified to:
  (- (pow x 4.0) (pow y 4.0))
5.196 * [regime-testing]: Baseline error score: 0.0031985201276060952
5.214 * [regime-testing]: Oracle error score: 0.0031985201276060952
5.215 * [regime-testing]: End program error score: 0.0031985201276060952