4.156 * [progress]: [Phase 1 of 3] Setting up.
0.000 * * * [progress]: [1/2] Preparing points
0.038 * * * [progress]: [2/2] Setting up program.
0.041 * [progress]: [Phase 2 of 3] Improving.
0.041 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (- (exp2 a) (exp2 c)) b)
0.043 * * [simplify]: iteration  0 :  12  enodes  (cost  4 )
0.044 * * [simplify]: iteration  1 :  15  enodes  (cost  4 )
0.045 * * [simplify]: iteration  2 :  17  enodes  (cost  4 )
0.046 * * [simplify]: iteration  3 :  17  enodes  (cost  4 )
0.046 * [simplify]: Simplified to:
   (/ (- (exp2 a) (exp2 c)) b)
0.046 * [progress]: [Phase 3 of 3] Extracting.
0.049 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (- (exp2 a) (exp2 c)) b)
0.050 * * [simplify]: iteration  0 :  7  enodes  (cost  4 )
0.050 * [simplify]: Simplified to:
   (/ (- (exp2 a) (exp2 c)) b)
1.466 * [regime-testing]: End program error score: 21.397053717360183