2.599 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.047 * * * [progress]: [2/2] Setting up program.
0.050 * [progress]: [Phase 2 of 3] Improving.
0.050 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (exp x) (exp (* 2.0 x)))
0.052 * * [simplify]: iteration  0 :  11  enodes  (cost  4 )
0.053 * * [simplify]: iteration  1 :  17  enodes  (cost  4 )
0.054 * * [simplify]: iteration  2 :  28  enodes  (cost  4 )
0.055 * * [simplify]: iteration  3 :  60  enodes  (cost  4 )
0.057 * * [simplify]: iteration  4 :  159  enodes  (cost  4 )
0.061 * * [simplify]: iteration  5 :  526  enodes  (cost  4 )
0.074 * * [simplify]: iteration  6 :  2464  enodes  (cost  4 )
0.124 * * [simplify]: iteration  7 :  5002  enodes  (cost  4 )
0.124 * [simplify]: Simplified to:
   (- (exp x) (exp (* 2.0 x)))
0.124 * [progress]: [Phase 3 of 3] Extracting.
0.127 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (exp x) (exp (* 2.0 x)))
0.127 * * [simplify]: iteration  0 :  7  enodes  (cost  4 )
0.127 * * [simplify]: iteration  1 :  7  enodes  (cost  4 )
0.127 * [simplify]: Simplified to:
   (- (exp x) (exp (* 2.0 x)))
1.718 * [regime-testing]: End program error score: 39.22321410046601