4.054 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.063 * * * [progress]: [2/2] Setting up program.
0.065 * [progress]: [Phase 2 of 3] Improving.
0.065 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (exp x) (exp (neg x)))
0.067 * * [simplify]: iteration  0 :  9  enodes  (cost  4 )
0.068 * * [simplify]: iteration  1 :  14  enodes  (cost  4 )
0.069 * * [simplify]: iteration  2 :  16  enodes  (cost  4 )
0.070 * * [simplify]: iteration  3 :  17  enodes  (cost  4 )
0.071 * * [simplify]: iteration  4 :  22  enodes  (cost  4 )
0.072 * * [simplify]: iteration  5 :  44  enodes  (cost  4 )
0.074 * * [simplify]: iteration  6 :  69  enodes  (cost  4 )
0.076 * * [simplify]: iteration  7 :  156  enodes  (cost  4 )
0.085 * * [simplify]: iteration  8 :  1389  enodes  (cost  4 )
0.198 * * [simplify]: iteration  9 :  5001  enodes  (cost  4 )
0.198 * [simplify]: Simplified to:
   (- (exp x) (exp (neg x)))
0.199 * [progress]: [Phase 3 of 3] Extracting.
0.201 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (exp x) (exp (neg x)))
0.201 * * [simplify]: iteration  0 :  5  enodes  (cost  4 )
0.201 * [simplify]: Simplified to:
   (- (exp x) (exp (neg x)))
2.343 * [regime-testing]: End program error score: 58.04275587686749