5.139 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.066 * * * [progress]: [2/2] Setting up program.
0.069 * [progress]: [Phase 2 of 3] Improving.
0.070 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (log (+ 1.0 (exp (* (neg a) b))))
0.071 * * [simplify]: iteration  0 :  14  enodes  (cost  5 )
0.072 * * [simplify]: iteration  1 :  29  enodes  (cost  5 )
0.073 * * [simplify]: iteration  2 :  43  enodes  (cost  5 )
0.074 * * [simplify]: iteration  3 :  80  enodes  (cost  5 )
0.076 * * [simplify]: iteration  4 :  170  enodes  (cost  5 )
0.079 * * [simplify]: iteration  5 :  476  enodes  (cost  5 )
0.089 * * [simplify]: iteration  6 :  2476  enodes  (cost  5 )
0.127 * * [simplify]: iteration  7 :  5001  enodes  (cost  5 )
0.128 * [simplify]: Simplified to:
   (log (+ 1.0 (exp (* (neg a) b))))
0.128 * [progress]: [Phase 3 of 3] Extracting.
0.131 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (log (+ 1.0 (exp (* (neg a) b))))
0.131 * * [simplify]: iteration  0 :  12  enodes  (cost  5 )
0.131 * * [simplify]: iteration  1 :  16  enodes  (cost  5 )
0.132 * * [simplify]: iteration  2 :  17  enodes  (cost  5 )
0.132 * * [simplify]: iteration  3 :  17  enodes  (cost  5 )
0.132 * [simplify]: Simplified to:
   (log (+ 1.0 (exp (* (neg a) b))))
2.319 * [regime-testing]: End program error score: 0.5109963168887779