4.449 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.065 * * * [progress]: [2/2] Setting up program.
0.068 * [progress]: [Phase 2 of 3] Improving.
0.068 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- 1.0 (exp (/ (neg (pow x 2.0)) (* 2.0 (pow a 2.0)))))
0.070 * * [simplify]: iteration  0 :  24  enodes  (cost  7 )
0.071 * * [simplify]: iteration  1 :  58  enodes  (cost  7 )
0.073 * * [simplify]: iteration  2 :  200  enodes  (cost  7 )
0.077 * * [simplify]: iteration  3 :  1180  enodes  (cost  7 )
0.099 * * [simplify]: iteration  4 :  5001  enodes  (cost  7 )
0.100 * [simplify]: Simplified to:
   (- 1.0 (exp (/ (neg (pow x 2.0)) (* 2.0 (pow a 2.0)))))
0.100 * [progress]: [Phase 3 of 3] Extracting.
0.103 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- 1.0 (exp (/ (neg (pow x 2.0)) (* 2.0 (pow a 2.0)))))
0.104 * * [simplify]: iteration  0 :  14  enodes  (cost  7 )
0.104 * * [simplify]: iteration  1 :  14  enodes  (cost  7 )
0.104 * [simplify]: Simplified to:
   (- 1.0 (exp (/ (neg (pow x 2.0)) (* 2.0 (pow a 2.0)))))
2.001 * [regime-testing]: End program error score: 17.218040894120893