5.933 * [progress]: [Phase 1 of 3] Setting up.
0.000 * * * [progress]: [1/2] Preparing points
0.042 * * * [progress]: [2/2] Setting up program.
0.050 * [progress]: [Phase 2 of 3] Improving.
0.050 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (- (* x a) (* b y)) (pow z 2.0))
0.052 * * [simplify]: iteration  0 :  22  enodes  (cost  5 )
0.053 * * [simplify]: iteration  1 :  58  enodes  (cost  5 )
0.055 * * [simplify]: iteration  2 :  148  enodes  (cost  5 )
0.058 * * [simplify]: iteration  3 :  525  enodes  (cost  5 )
0.067 * * [simplify]: iteration  4 :  2269  enodes  (cost  5 )
0.103 * * [simplify]: iteration  5 :  5001  enodes  (cost  5 )
0.104 * [simplify]: Simplified to:
   (/ (- (* x a) (* b y)) (pow z 2.0))
0.104 * [progress]: [Phase 3 of 3] Extracting.
0.108 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (- (* x a) (* b y)) (pow z 2.0))
0.108 * * [simplify]: iteration  0 :  13  enodes  (cost  5 )
0.109 * * [simplify]: iteration  1 :  13  enodes  (cost  5 )
0.109 * [simplify]: Simplified to:
   (/ (- (* x a) (* b y)) (pow z 2.0))
1.750 * [regime-testing]: End program error score: 18.92314695087949