11.110 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.015 * * * [progress]: [2/2] Setting up program.
0.018 * [progress]: [Phase 2 of 3] Improving.
0.018 * [simplify]: Simplifying:
  (- (+ x y) x)
0.018 * * [simplify]: Extracting # 0 : cost  1  inf +  0
0.018 * * [simplify]: Extracting # 1 : cost  3  inf +  0
0.019 * * [simplify]: Extracting # 2 : cost  3  inf +  1
0.019 * * [simplify]: Extracting # 3 : cost  0  inf +  126
0.019 * * [simplify]: iteration  0 :  4  enodes  (cost  82 )
0.019 * * [simplify]: Extracting # 0 : cost  0  inf +  126
0.019 * * [simplify]: Extracting # 1 : cost  2  inf +  126
0.019 * * [simplify]: Extracting # 2 : cost  0  inf +  209
0.019 * * [simplify]: iteration  1 :  9  enodes  (cost  82 )
0.021 * * [simplify]: Extracting # 0 : cost  0  inf +  209
0.021 * * [simplify]: Extracting # 1 : cost  2  inf +  209
0.021 * * [simplify]: Extracting # 2 : cost  0  inf +  331
0.021 * * [simplify]: iteration  2 :  17  enodes  (cost  82 )
0.023 * * [simplify]: Extracting # 0 : cost  0  inf +  331
0.023 * * [simplify]: Extracting # 1 : cost  0  inf +  211
0.024 * * [simplify]: Extracting # 2 : cost  0  inf +  171
0.024 * * [simplify]: iteration  3 :  24  enodes  (cost  42 )
0.026 * * [simplify]: Extracting # 0 : cost  0  inf +  171
0.026 * * [simplify]: Extracting # 1 : cost  0  inf +  130
0.026 * * [simplify]: iteration  4 :  30  enodes  (cost  1 )
0.027 * * [simplify]: Extracting # 0 : cost  0  inf +  130
0.028 * * [simplify]: iteration  5 :  32  enodes  (cost  1 )
0.029 * * [simplify]: Extracting # 0 : cost  0  inf +  130
0.029 * * [simplify]: iteration complete:  32  enodes  (cost  1 )
0.029 * [simplify]: Simplified to:
  y
0.034 * * [progress]: iteration 1 / 4
0.034 * * * [progress]: picking best candidate
0.037 * * * * [pick]: Picked  #<alt (λ (x y) y)>
0.037 * * * [progress]: localizing error
0.038 * * * [progress]: generating rewritten candidates
0.038 * * * [progress]: generating series expansions
0.038 * * * [progress]: simplifying candidates
0.038 * [simplify]: Simplifying:
  
0.038 * * [simplify]: Extracting # 0 : cost  0  inf +  0
0.038 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.038 * * [simplify]: Extracting # 0 : cost  0  inf +  0
0.038 * * [simplify]: iteration complete:  0  enodes  (cost  0 )
0.038 * [simplify]: Simplified to:
  
0.038 * * * [progress]: adding candidates to table
0.039 * [progress]: [Phase 3 of 3] Extracting.
0.041 * [simplify]: Simplifying:
  y
0.041 * * [simplify]: Extracting # 0 : cost  1  inf +  0
0.041 * * [simplify]: Extracting # 1 : cost  0  inf +  1
0.041 * * [simplify]: iteration  0 :  1  enodes  (cost  1 )
0.041 * * [simplify]: Extracting # 0 : cost  0  inf +  1
0.041 * * [simplify]: iteration complete:  1  enodes  (cost  1 )
0.042 * [simplify]: Simplified to:
  y
1.278 * [regime-testing]: Baseline error score: 0
1.286 * [regime-testing]: Oracle error score: 0
1.286 * [regime-testing]: End program error score: 0
1.426 * [regime-testing]: Target error score: 0