39.196 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.034 * * * [progress]: [2/2] Setting up program.
0.036 * [progress]: [Phase 2 of 3] Improving.
0.036 * [simplify]: Simplifying:
  (- (* x x) (* y y))
0.036 * * [simplify]: Extracting # 0 : cost  0
0.036 * * [simplify]: Extracting # 1 : cost  0
0.036 * * [simplify]: Extracting # 2 : cost  0
0.036 * * [simplify]: Extracting # 3 : cost  0
0.036 * * [simplify]: Extracting # 4 : cost  0
0.036 * * [simplify]: iteration  0 :  5  enodes  (cost  7 )
0.038 * * [simplify]: Extracting # 0 : cost  0
0.038 * * [simplify]: Extracting # 1 : cost  0
0.038 * * [simplify]: Extracting # 2 : cost  0
0.038 * * [simplify]: iteration  1 :  11  enodes  (cost  7 )
0.041 * * [simplify]: Extracting # 0 : cost  0
0.041 * * [simplify]: Extracting # 1 : cost  0
0.041 * * [simplify]: Extracting # 2 : cost  0
0.041 * * [simplify]: iteration  2 :  18  enodes  (cost  7 )
0.046 * * [simplify]: Extracting # 0 : cost  0
0.046 * * [simplify]: Extracting # 1 : cost  0
0.046 * * [simplify]: Extracting # 2 : cost  0
0.046 * * [simplify]: iteration  3 :  35  enodes  (cost  7 )
0.054 * * [simplify]: Extracting # 0 : cost  0
0.054 * * [simplify]: Extracting # 1 : cost  0
0.054 * * [simplify]: Extracting # 2 : cost  0
0.054 * * [simplify]: iteration  4 :  67  enodes  (cost  7 )
0.081 * * [simplify]: Extracting # 0 : cost  0
0.082 * * [simplify]: Extracting # 1 : cost  0
0.082 * * [simplify]: Extracting # 2 : cost  0
0.082 * * [simplify]: iteration  5 :  160  enodes  (cost  7 )
0.163 * * [simplify]: Extracting # 0 : cost  0
0.164 * * [simplify]: Extracting # 1 : cost  0
0.164 * * [simplify]: Extracting # 2 : cost  0
0.165 * * [simplify]: iteration  6 :  271  enodes  (cost  7 )
0.329 * * [simplify]: Extracting # 0 : cost  0
0.330 * * [simplify]: Extracting # 1 : cost  0
0.330 * * [simplify]: Extracting # 2 : cost  0
0.331 * * [simplify]: Extracting # 3 : cost  0
0.331 * * [simplify]: iteration  7 :  514  enodes  (cost  7 )
1.230 * * [simplify]: Extracting # 0 : cost  0
1.232 * * [simplify]: Extracting # 1 : cost  0
1.233 * * [simplify]: Extracting # 2 : cost  0
1.235 * * [simplify]: Extracting # 3 : cost  0
1.237 * * [simplify]: Extracting # 4 : cost  0
1.238 * * [simplify]: iteration  8 :  1901  enodes  (cost  7 )
11.544 * * [simplify]: Extracting # 0 : cost  0
11.558 * * [simplify]: Extracting # 1 : cost  0
11.567 * * [simplify]: Extracting # 2 : cost  0
11.573 * * [simplify]: Extracting # 3 : cost  0
11.580 * * [simplify]: Extracting # 4 : cost  0
11.586 * * [simplify]: iteration done:  5001  enodes  (cost  7 )
11.586 * [simplify]: Simplified to:
  (- (* x x) (* y y))
11.587 * * [progress]: iteration 1 / 4
11.587 * * * [progress]: picking best candidate
11.589 * * * * [pick]: Picked  #<alt (λ (x y) (- (* x x) (* y y)))>
11.589 * * * [progress]: localizing error
11.600 * * * [progress]: generating rewritten candidates
11.600 * * * [progress]: generating series expansions
11.600 * * * [progress]: simplifying candidates
11.600 * [simplify]: Simplifying:
  
11.600 * * [simplify]: Extracting # 0 : cost  0
11.600 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
11.600 * * [simplify]: Extracting # 0 : cost  0
11.600 * * [simplify]: iteration done:  0  enodes  (cost  0 )
11.600 * [simplify]: Simplified to:
  
11.600 * * * [progress]: adding candidates to table
11.601 * [progress]: [Phase 3 of 3] Extracting.
11.603 * [simplify]: Simplifying:
  (- (* x x) (* y y))
11.603 * * [simplify]: Extracting # 0 : cost  0
11.603 * * [simplify]: Extracting # 1 : cost  0
11.603 * * [simplify]: Extracting # 2 : cost  0
11.603 * * [simplify]: Extracting # 3 : cost  0
11.603 * * [simplify]: Extracting # 4 : cost  0
11.604 * * [simplify]: iteration  0 :  5  enodes  (cost  7 )
11.604 * * [simplify]: Extracting # 0 : cost  0
11.604 * * [simplify]: iteration done:  5  enodes  (cost  7 )
11.604 * [simplify]: Simplified to:
  (- (* x x) (* y y))
12.880 * [regime-testing]: Baseline error score: 0.007029481021439666
12.882 * [regime-testing]: Oracle error score: 0.007029481021439666
12.882 * [regime-testing]: End program error score: 0.007029481021439666