67.194 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.035 * * * [progress]: [2/2] Setting up program.
0.037 * [progress]: [Phase 2 of 3] Improving.
0.038 * [simplify]: Simplifying:
  (- (* x x) (* y y))
0.038 * * [simplify]: Extracting # 0 : cost  0
0.038 * * [simplify]: Extracting # 1 : cost  0
0.038 * * [simplify]: Extracting # 2 : cost  0
0.038 * * [simplify]: Extracting # 3 : cost  0
0.038 * * [simplify]: Extracting # 4 : cost  0
0.038 * * [simplify]: iteration  0 :  5  enodes  (cost  7 )
0.040 * * [simplify]: Extracting # 0 : cost  0
0.040 * * [simplify]: Extracting # 1 : cost  0
0.040 * * [simplify]: Extracting # 2 : cost  0
0.040 * * [simplify]: iteration  1 :  11  enodes  (cost  7 )
0.043 * * [simplify]: Extracting # 0 : cost  0
0.043 * * [simplify]: Extracting # 1 : cost  0
0.043 * * [simplify]: Extracting # 2 : cost  0
0.043 * * [simplify]: iteration  2 :  18  enodes  (cost  7 )
0.048 * * [simplify]: Extracting # 0 : cost  0
0.048 * * [simplify]: Extracting # 1 : cost  0
0.048 * * [simplify]: Extracting # 2 : cost  0
0.048 * * [simplify]: iteration  3 :  35  enodes  (cost  7 )
0.060 * * [simplify]: Extracting # 0 : cost  0
0.060 * * [simplify]: Extracting # 1 : cost  0
0.060 * * [simplify]: Extracting # 2 : cost  0
0.060 * * [simplify]: iteration  4 :  67  enodes  (cost  7 )
0.091 * * [simplify]: Extracting # 0 : cost  0
0.091 * * [simplify]: Extracting # 1 : cost  0
0.091 * * [simplify]: Extracting # 2 : cost  0
0.091 * * [simplify]: iteration  5 :  160  enodes  (cost  7 )
0.168 * * [simplify]: Extracting # 0 : cost  0
0.169 * * [simplify]: Extracting # 1 : cost  0
0.169 * * [simplify]: Extracting # 2 : cost  0
0.170 * * [simplify]: iteration  6 :  271  enodes  (cost  7 )
0.333 * * [simplify]: Extracting # 0 : cost  0
0.334 * * [simplify]: Extracting # 1 : cost  0
0.334 * * [simplify]: Extracting # 2 : cost  0
0.335 * * [simplify]: Extracting # 3 : cost  0
0.336 * * [simplify]: iteration  7 :  514  enodes  (cost  7 )
1.494 * * [simplify]: Extracting # 0 : cost  0
1.496 * * [simplify]: Extracting # 1 : cost  0
1.498 * * [simplify]: Extracting # 2 : cost  0
1.499 * * [simplify]: Extracting # 3 : cost  0
1.501 * * [simplify]: Extracting # 4 : cost  0
1.503 * * [simplify]: iteration  8 :  1901  enodes  (cost  7 )
11.827 * * [simplify]: Extracting # 0 : cost  0
11.839 * * [simplify]: Extracting # 1 : cost  0
11.843 * * [simplify]: Extracting # 2 : cost  0
11.849 * * [simplify]: Extracting # 3 : cost  0
11.855 * * [simplify]: Extracting # 4 : cost  0
11.865 * * [simplify]: iteration done:  5001  enodes  (cost  7 )
11.865 * [simplify]: Simplified to:
  (- (* x x) (* y y))
11.865 * * [progress]: iteration 1 / 4
11.865 * * * [progress]: picking best candidate
11.868 * * * * [pick]: Picked  #<alt (λ (x y) (- (* x x) (* y y)))>
11.868 * * * [progress]: localizing error
11.878 * * * [progress]: generating rewritten candidates
11.878 * * * [progress]: generating series expansions
11.878 * * * [progress]: simplifying candidates
11.878 * [simplify]: Simplifying:
  
11.878 * * [simplify]: Extracting # 0 : cost  0
11.878 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
11.878 * * [simplify]: Extracting # 0 : cost  0
11.878 * * [simplify]: iteration done:  0  enodes  (cost  0 )
11.878 * [simplify]: Simplified to:
  
11.878 * * * [progress]: adding candidates to table
11.879 * [progress]: [Phase 3 of 3] Extracting.
11.882 * [simplify]: Simplifying:
  (- (* x x) (* y y))
11.882 * * [simplify]: Extracting # 0 : cost  0
11.883 * * [simplify]: Extracting # 1 : cost  0
11.883 * * [simplify]: Extracting # 2 : cost  0
11.883 * * [simplify]: Extracting # 3 : cost  0
11.883 * * [simplify]: Extracting # 4 : cost  0
11.883 * * [simplify]: iteration  0 :  5  enodes  (cost  7 )
11.883 * * [simplify]: Extracting # 0 : cost  0
11.883 * * [simplify]: iteration done:  5  enodes  (cost  7 )
11.883 * [simplify]: Simplified to:
  (- (* x x) (* y y))
13.053 * [regime-testing]: Baseline error score: 0.007029481021439666
13.055 * [regime-testing]: Oracle error score: 0.007029481021439666
13.055 * [regime-testing]: End program error score: 0.007029481021439666