3.849 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.025 * * * [progress]: [2/2] Setting up program.
0.027 * [progress]: [Phase 2 of 3] Improving.
0.028 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- x (pow y 2.0))
0.030 * * [simplify]: iteration  0 :  11  enodes  (cost  2 )
0.031 * * [simplify]: iteration  1 :  20  enodes  (cost  2 )
0.032 * * [simplify]: iteration  2 :  44  enodes  (cost  2 )
0.034 * * [simplify]: iteration  3 :  120  enodes  (cost  2 )
0.037 * * [simplify]: iteration  4 :  414  enodes  (cost  2 )
0.047 * * [simplify]: iteration  5 :  1911  enodes  (cost  2 )
0.096 * * [simplify]: iteration  6 :  5001  enodes  (cost  2 )
0.096 * [simplify]: Simplified to:
   (- x (pow y 2.0))
0.097 * [progress]: [Phase 3 of 3] Extracting.
0.099 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- x (pow y 2.0))
0.100 * * [simplify]: iteration  0 :  5  enodes  (cost  2 )
0.100 * [simplify]: Simplified to:
   (- x (pow y 2.0))
0.947 * [regime-testing]: End program error score: 0.0037504688086010753