6.390 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.024 * * * [progress]: [2/2] Setting up program.
0.027 * [progress]: [Phase 2 of 3] Improving.
0.027 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ 1.0 (exp (+ x y)))
0.029 * * [simplify]: iteration  0 :  10  enodes  (cost  3 )
0.030 * * [simplify]: iteration  1 :  13  enodes  (cost  3 )
0.031 * * [simplify]: iteration  2 :  15  enodes  (cost  3 )
0.032 * * [simplify]: iteration  3 :  15  enodes  (cost  3 )
0.032 * [simplify]: Simplified to:
   (/ 1.0 (exp (+ x y)))
0.032 * [progress]: [Phase 3 of 3] Extracting.
0.035 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ 1.0 (exp (+ x y)))
0.035 * * [simplify]: iteration  0 :  7  enodes  (cost  3 )
0.036 * * [simplify]: iteration  1 :  7  enodes  (cost  3 )
0.036 * [simplify]: Simplified to:
   (/ 1.0 (exp (+ x y)))
0.852 * [regime-testing]: End program error score: 0.019051421105485532