43.805 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.081 * * * [progress]: [2/2] Setting up program.
0.083 * [progress]: [Phase 2 of 3] Improving.
0.084 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (+ x y) x)
0.086 * * [simplify]: iteration  0 :  9  enodes  (cost  2 )
0.088 * * [simplify]: iteration  1 :  17  enodes  (cost  2 )
0.089 * * [simplify]: iteration  2 :  26  enodes  (cost  1 )
0.090 * * [simplify]: iteration  3 :  33  enodes  (cost  0 )
0.092 * * [simplify]: iteration  4 :  175  enodes  (cost  0 )
0.099 * * [simplify]: iteration  5 :  1967  enodes  (cost  0 )
0.117 * * [simplify]: iteration  6 :  5001  enodes  (cost  0 )
0.118 * [simplify]: Simplified to:
   y
0.122 * * [progress]: iteration 1 / 4
0.122 * * * [progress]: picking best candidate
0.124 * * * * [pick]: Picked  #<alt (λ (x y) y)>
0.124 * * * [progress]: localizing error
0.125 * * * [progress]: generating rewritten candidates
0.125 * * * [progress]: generating series expansions
0.125 * * * [progress]: simplifying candidates
0.125 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.128 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.128 * [simplify]: Simplified to:
   
0.128 * * * [progress]: adding candidates to table
0.128 * [progress]: [Phase 3 of 3] Extracting.
0.131 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   y
0.131 * * [simplify]: iteration  0 :  1  enodes  (cost  0 )
0.131 * [simplify]: Simplified to:
   y
0.797 * [regime-testing]: End program error score: 0
0.860 * [regime-testing]: Target error score: 0