4.866 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.154 * * * [progress]: [2/2] Setting up program.
0.158 * [progress]: [Phase 2 of 3] Improving.
0.158 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (log (/ (+ (* (exp a) an) (* (exp c) cn)) (+ an cn)))
0.160 * * [simplify]: iteration  0 :  19  enodes  (cost  8 )
0.161 * * [simplify]: iteration  1 :  21  enodes  (cost  8 )
0.162 * * [simplify]: iteration  2 :  22  enodes  (cost  8 )
0.163 * * [simplify]: iteration  3 :  22  enodes  (cost  8 )
0.163 * [simplify]: Simplified to:
   (log (/ (+ (* (exp a) an) (* (exp c) cn)) (+ an cn)))
0.163 * [progress]: [Phase 3 of 3] Extracting.
0.167 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (log (/ (+ (* (exp a) an) (* (exp c) cn)) (+ an cn)))
0.167 * * [simplify]: iteration  0 :  16  enodes  (cost  8 )
0.168 * * [simplify]: iteration  1 :  16  enodes  (cost  8 )
0.168 * [simplify]: Simplified to:
   (log (/ (+ (* (exp a) an) (* (exp c) cn)) (+ an cn)))
5.188 * [regime-testing]: End program error score: 52.02904134624144