12.208 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.149 * * * [progress]: [2/2] Setting up program.
0.152 * [progress]: [Phase 2 of 3] Improving.
0.152 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- x (* y y))
0.154 * * [simplify]: iteration  0 :  6  enodes  (cost  2 )
0.155 * * [simplify]: iteration  1 :  10  enodes  (cost  2 )
0.156 * * [simplify]: iteration  2 :  10  enodes  (cost  2 )
0.156 * [simplify]: Simplified to:
   (- x (* y y))
0.156 * * [progress]: iteration 1 / 4
0.156 * * * [progress]: picking best candidate
0.164 * * * * [pick]: Picked  #<alt (λ (x y) (- x (* y y)))>
0.164 * * * [progress]: localizing error
0.168 * * * [progress]: generating rewritten candidates
0.168 * * * [progress]: generating series expansions
0.168 * * * [progress]: simplifying candidates
0.168 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.170 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.171 * [simplify]: Simplified to:
   
0.171 * * * [progress]: adding candidates to table
0.171 * [progress]: [Phase 3 of 3] Extracting.
0.173 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- x (* y y))
0.174 * * [simplify]: iteration  0 :  4  enodes  (cost  2 )
0.174 * [simplify]: Simplified to:
   (- x (* y y))
0.877 * [regime-testing]: End program error score: 0.004000500062507814