8.475 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.035 * * * [progress]: [2/2] Setting up program.
0.042 * [progress]: [Phase 2 of 3] Improving.
0.042 * [simplify]: Simplifying:
  (* (+ x y) (- x y))
0.042 * * [simplify]: Extracting # 0 : cost  1  inf +  0
0.042 * * [simplify]: Extracting # 1 : cost  3  inf +  0
0.042 * * [simplify]: Extracting # 2 : cost  5  inf +  0
0.042 * * [simplify]: Extracting # 3 : cost  3  inf +  2
0.042 * * [simplify]: Extracting # 4 : cost  0  inf +  208
0.042 * * [simplify]: iteration  0 :  5  enodes  (cost  122 )
0.044 * * [simplify]: Extracting # 0 : cost  0  inf +  208
0.044 * * [simplify]: Extracting # 1 : cost  1  inf +  208
0.044 * * [simplify]: Extracting # 2 : cost  0  inf +  249
0.044 * * [simplify]: iteration  1 :  9  enodes  (cost  122 )
0.048 * * [simplify]: Extracting # 0 : cost  0  inf +  249
0.048 * * [simplify]: Extracting # 1 : cost  8  inf +  249
0.048 * * [simplify]: Extracting # 2 : cost  0  inf +  985
0.048 * * [simplify]: iteration  2 :  24  enodes  (cost  122 )
0.058 * * [simplify]: Extracting # 0 : cost  0  inf +  985
0.058 * * [simplify]: Extracting # 1 : cost  9  inf +  985
0.059 * * [simplify]: Extracting # 2 : cost  0  inf +  1600
0.060 * * [simplify]: iteration  3 :  53  enodes  (cost  122 )
0.090 * * [simplify]: Extracting # 0 : cost  0  inf +  1600
0.091 * * [simplify]: Extracting # 1 : cost  18  inf +  1600
0.093 * * [simplify]: Extracting # 2 : cost  0  inf +  4795
0.095 * * [simplify]: iteration  4 :  110  enodes  (cost  122 )
0.124 * * [simplify]: Extracting # 0 : cost  0  inf +  4795
0.125 * * [simplify]: Extracting # 1 : cost  14  inf +  4315
0.127 * * [simplify]: Extracting # 2 : cost  0  inf +  6022
0.132 * * [simplify]: Extracting # 3 : cost  0  inf +  5982
0.137 * * [simplify]: iteration  5 :  177  enodes  (cost  122 )
0.192 * * [simplify]: Extracting # 0 : cost  0  inf +  5982
0.197 * * [simplify]: Extracting # 1 : cost  17  inf +  5182
0.203 * * [simplify]: Extracting # 2 : cost  0  inf +  7291
0.208 * * [simplify]: iteration  6 :  258  enodes  (cost  122 )
0.306 * * [simplify]: Extracting # 0 : cost  0  inf +  7291
0.314 * * [simplify]: Extracting # 1 : cost  26  inf +  6361
0.323 * * [simplify]: Extracting # 2 : cost  0  inf +  9297
0.332 * * [simplify]: Extracting # 3 : cost  0  inf +  9017
0.340 * * [simplify]: Extracting # 4 : cost  0  inf +  8977
0.345 * * [simplify]: iteration  7 :  363  enodes  (cost  122 )
0.468 * * [simplify]: Extracting # 0 : cost  0  inf +  8977
0.478 * * [simplify]: Extracting # 1 : cost  182  inf +  8039
0.495 * * [simplify]: Extracting # 2 : cost  6  inf +  31005
0.513 * * [simplify]: Extracting # 3 : cost  0  inf +  31017
0.540 * * [simplify]: Extracting # 4 : cost  0  inf +  30897
0.557 * * [simplify]: iteration  8 :  919  enodes  (cost  122 )
1.855 * * [simplify]: Extracting # 0 : cost  0  inf +  30897
1.915 * * [simplify]: Extracting # 1 : cost  522  inf +  25316
1.990 * * [simplify]: Extracting # 2 : cost  2  inf +  88020
2.108 * * [simplify]: Extracting # 3 : cost  0  inf +  88264
2.225 * * [simplify]: iteration  9 :  2641  enodes  (cost  122 )
4.662 * * [simplify]: Extracting # 0 : cost  0  inf +  88264
4.831 * * [simplify]: Extracting # 1 : cost  1140  inf +  77714
5.009 * * [simplify]: Extracting # 2 : cost  52  inf +  209629
5.274 * * [simplify]: Extracting # 3 : cost  0  inf +  213558
5.530 * * [simplify]: iteration complete:  5010  enodes  (cost  122 )
5.530 * [simplify]: Simplified to:
  (- (* x x) (* y y))
5.531 * * [progress]: iteration 1 / 4
5.531 * * * [progress]: picking best candidate
5.534 * * * * [pick]: Picked  #<alt (λ (x y) (* (+ x y) (- x y)))>
5.534 * * * [progress]: localizing error
5.540 * * * [progress]: generating rewritten candidates
5.540 * * * [progress]: generating series expansions
5.540 * * * [progress]: simplifying candidates
5.540 * [simplify]: Simplifying:
  
5.541 * * [simplify]: Extracting # 0 : cost  0  inf +  0
5.541 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
5.541 * * [simplify]: Extracting # 0 : cost  0  inf +  0
5.541 * * [simplify]: iteration complete:  0  enodes  (cost  0 )
5.541 * [simplify]: Simplified to:
  
5.541 * * * [progress]: adding candidates to table
5.541 * [progress]: [Phase 3 of 3] Extracting.
5.544 * [simplify]: Simplifying:
  (* (+ x y) (- x y))
5.545 * * [simplify]: Extracting # 0 : cost  1  inf +  0
5.545 * * [simplify]: Extracting # 1 : cost  3  inf +  0
5.545 * * [simplify]: Extracting # 2 : cost  5  inf +  0
5.545 * * [simplify]: Extracting # 3 : cost  3  inf +  2
5.545 * * [simplify]: Extracting # 4 : cost  0  inf +  208
5.545 * * [simplify]: iteration  0 :  5  enodes  (cost  122 )
5.545 * * [simplify]: Extracting # 0 : cost  0  inf +  208
5.545 * * [simplify]: iteration  1 :  7  enodes  (cost  122 )
5.546 * * [simplify]: Extracting # 0 : cost  0  inf +  208
5.546 * * [simplify]: iteration complete:  7  enodes  (cost  122 )
5.546 * [simplify]: Simplified to:
  (* (+ x y) (- x y))
6.695 * [regime-testing]: Baseline error score: 0.0008751093886735842
6.711 * [regime-testing]: Oracle error score: 0.0008751093886735842
6.711 * [regime-testing]: End program error score: 0.0008751093886735842