30.194 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.030 * * * [progress]: [2/2] Setting up program.
0.033 * [progress]: [Phase 2 of 3] Improving.
0.033 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (- (/ f1 f2) 1.0) (- x2 x1))
0.035 * * [simplify]: iteration  0 :  16  enodes  (cost  4 )
0.036 * * [simplify]: iteration  1 :  22  enodes  (cost  4 )
0.037 * * [simplify]: iteration  2 :  27  enodes  (cost  4 )
0.039 * * [simplify]: iteration  3 :  35  enodes  (cost  4 )
0.040 * * [simplify]: iteration  4 :  39  enodes  (cost  4 )
0.041 * * [simplify]: iteration  5 :  44  enodes  (cost  4 )
0.042 * * [simplify]: iteration  6 :  44  enodes  (cost  4 )
0.042 * [simplify]: Simplified to:
   (/ (- (/ f1 f2) 1.0) (- x2 x1))
0.042 * [progress]: [Phase 3 of 3] Extracting.
0.045 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (- (/ f1 f2) 1.0) (- x2 x1))
0.046 * * [simplify]: iteration  0 :  9  enodes  (cost  4 )
0.046 * [simplify]: Simplified to:
   (/ (- (/ f1 f2) 1.0) (- x2 x1))
0.960 * [regime-testing]: End program error score: 4.6831103478365845