13.050 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.077 * * * [progress]: [2/2] Setting up program.
0.080 * [progress]: [Phase 2 of 3] Improving.
0.080 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (+ (sqrt x) (pow x 2.0)) (pow 2.0 x))
0.082 * * [simplify]: iteration  0 :  19  enodes  (cost  5 )
0.083 * * [simplify]: iteration  1 :  43  enodes  (cost  5 )
0.085 * * [simplify]: iteration  2 :  98  enodes  (cost  5 )
0.087 * * [simplify]: iteration  3 :  257  enodes  (cost  5 )
0.093 * * [simplify]: iteration  4 :  904  enodes  (cost  5 )
0.115 * * [simplify]: iteration  5 :  4782  enodes  (cost  5 )
0.242 * * [simplify]: iteration  6 :  5001  enodes  (cost  5 )
0.243 * [simplify]: Simplified to:
   (- (+ (sqrt x) (pow x 2.0)) (pow 2.0 x))
0.243 * [progress]: [Phase 3 of 3] Extracting.
0.246 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (+ (sqrt x) (pow x 2.0)) (pow 2.0 x))
0.247 * * [simplify]: iteration  0 :  8  enodes  (cost  5 )
0.247 * * [simplify]: iteration  1 :  8  enodes  (cost  5 )
0.247 * [simplify]: Simplified to:
   (- (+ (sqrt x) (pow x 2.0)) (pow 2.0 x))
2.815 * [regime-testing]: End program error score: 0.034920600359303534