4.171 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.018 * * * [progress]: [2/2] Setting up program.
0.020 * [progress]: [Phase 2 of 3] Improving.
0.020 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (pow PI x) x)
0.022 * * [simplify]: iteration  0 :  10  enodes  (cost  2 )
0.023 * * [simplify]: iteration  1 :  16  enodes  (cost  2 )
0.024 * * [simplify]: iteration  2 :  33  enodes  (cost  2 )
0.025 * * [simplify]: iteration  3 :  79  enodes  (cost  2 )
0.027 * * [simplify]: iteration  4 :  244  enodes  (cost  2 )
0.033 * * [simplify]: iteration  5 :  1237  enodes  (cost  2 )
0.060 * * [simplify]: iteration  6 :  4958  enodes  (cost  2 )
0.193 * * [simplify]: iteration  7 :  5001  enodes  (cost  2 )
0.194 * [simplify]: Simplified to:
   (- (pow PI x) x)
0.194 * [progress]: [Phase 3 of 3] Extracting.
0.196 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (pow PI x) x)
0.196 * * [simplify]: iteration  0 :  4  enodes  (cost  2 )
0.196 * [simplify]: Simplified to:
   (- (pow PI x) x)
0.923 * [regime-testing]: End program error score: 0.018837422567888187