53.405 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.027 * * * [progress]: [2/2] Setting up program.
0.031 * [progress]: [Phase 2 of 3] Improving.
0.031 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (+ x y) x)
0.034 * * [simplify]: iteration  0 :  9  enodes  (cost  2 )
0.035 * * [simplify]: iteration  1 :  17  enodes  (cost  2 )
0.037 * * [simplify]: iteration  2 :  26  enodes  (cost  1 )
0.038 * * [simplify]: iteration  3 :  33  enodes  (cost  0 )
0.040 * * [simplify]: iteration  4 :  175  enodes  (cost  0 )
0.049 * * [simplify]: iteration  5 :  1967  enodes  (cost  0 )
0.071 * * [simplify]: iteration  6 :  5001  enodes  (cost  0 )
0.071 * [simplify]: Simplified to:
   y
0.078 * * [progress]: iteration 1 / 4
0.078 * * * [progress]: picking best candidate
0.086 * * * * [pick]: Picked  #<alt (λ (x y) y)>
0.086 * * * [progress]: localizing error
0.087 * * * [progress]: generating rewritten candidates
0.087 * * * [progress]: generating series expansions
0.087 * * * [progress]: simplifying candidates
0.087 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.090 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.090 * [simplify]: Simplified to:
   
0.090 * * * [progress]: adding candidates to table
0.090 * [progress]: [Phase 3 of 3] Extracting.
0.094 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   y
0.095 * * [simplify]: iteration  0 :  1  enodes  (cost  0 )
0.095 * [simplify]: Simplified to:
   y
0.835 * [regime-testing]: End program error score: 0
0.894 * [regime-testing]: Target error score: 0