3.125 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.017 * * * [progress]: [2/2] Setting up program.
0.020 * [progress]: [Phase 2 of 3] Improving.
0.020 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (sqrt (pow x 4.0))
0.022 * * [simplify]: iteration  0 :  8  enodes  (cost  2 )
0.023 * * [simplify]: iteration  1 :  14  enodes  (cost  2 )
0.023 * * [simplify]: iteration  2 :  31  enodes  (cost  2 )
0.025 * * [simplify]: iteration  3 :  78  enodes  (cost  2 )
0.027 * * [simplify]: iteration  4 :  243  enodes  (cost  2 )
0.032 * * [simplify]: iteration  5 :  1236  enodes  (cost  2 )
0.059 * * [simplify]: iteration  6 :  4918  enodes  (cost  2 )
0.200 * * [simplify]: iteration  7 :  5002  enodes  (cost  2 )
0.202 * [simplify]: Simplified to:
   (sqrt (pow x 4.0))
0.202 * [progress]: [Phase 3 of 3] Extracting.
0.204 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (sqrt (pow x 4.0))
0.205 * * [simplify]: iteration  0 :  4  enodes  (cost  2 )
0.205 * [simplify]: Simplified to:
   (sqrt (pow x 4.0))
0.918 * [regime-testing]: End program error score: 20.172001520762283