2.236 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.057 * * * [progress]: [2/2] Setting up program.
0.060 * [progress]: [Phase 2 of 3] Improving.
0.060 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (exp (+ a b)) (exp (- a b)))
0.062 * * [simplify]: iteration  0 :  16  enodes  (cost  5 )
0.063 * * [simplify]: iteration  1 :  23  enodes  (cost  5 )
0.065 * * [simplify]: iteration  2 :  31  enodes  (cost  5 )
0.066 * * [simplify]: iteration  3 :  48  enodes  (cost  5 )
0.067 * * [simplify]: iteration  4 :  71  enodes  (cost  5 )
0.069 * * [simplify]: iteration  5 :  187  enodes  (cost  5 )
0.071 * * [simplify]: iteration  6 :  375  enodes  (cost  5 )
0.075 * * [simplify]: iteration  7 :  571  enodes  (cost  5 )
0.081 * * [simplify]: iteration  8 :  1104  enodes  (cost  5 )
0.090 * * [simplify]: iteration  9 :  1825  enodes  (cost  5 )
0.128 * * [simplify]: iteration  10 :  5001  enodes  (cost  5 )
0.128 * [simplify]: Simplified to:
   (- (exp (+ a b)) (exp (- a b)))
0.129 * [progress]: [Phase 3 of 3] Extracting.
0.131 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (exp (+ a b)) (exp (- a b)))
0.132 * * [simplify]: iteration  0 :  8  enodes  (cost  5 )
0.132 * * [simplify]: iteration  1 :  8  enodes  (cost  5 )
0.132 * [simplify]: Simplified to:
   (- (exp (+ a b)) (exp (- a b)))
2.168 * [regime-testing]: End program error score: 33.536950970756074