12.145 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.042 * * * [progress]: [2/2] Setting up program.
0.046 * [progress]: [Phase 2 of 3] Improving.
0.046 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (cosh (/ (log (/ (+ x y) (- x y))) 4.0))
0.048 * * [simplify]: iteration  0 :  21  enodes  (cost  6 )
0.049 * * [simplify]: iteration  1 :  32  enodes  (cost  6 )
0.050 * * [simplify]: iteration  2 :  43  enodes  (cost  6 )
0.051 * * [simplify]: iteration  3 :  56  enodes  (cost  6 )
0.052 * * [simplify]: iteration  4 :  84  enodes  (cost  6 )
0.054 * * [simplify]: iteration  5 :  136  enodes  (cost  6 )
0.056 * * [simplify]: iteration  6 :  267  enodes  (cost  6 )
0.058 * * [simplify]: iteration  7 :  442  enodes  (cost  6 )
0.063 * * [simplify]: iteration  8 :  693  enodes  (cost  6 )
0.096 * * [simplify]: iteration  9 :  4425  enodes  (cost  6 )
0.486 * * [simplify]: iteration  10 :  5001  enodes  (cost  6 )
0.487 * [simplify]: Simplified to:
   (cosh (/ (log (/ (+ x y) (- x y))) 4.0))
0.488 * [progress]: [Phase 3 of 3] Extracting.
0.491 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (cosh (/ (log (/ (+ x y) (- x y))) 4.0))
0.492 * * [simplify]: iteration  0 :  10  enodes  (cost  6 )
0.492 * * [simplify]: iteration  1 :  10  enodes  (cost  6 )
0.492 * [simplify]: Simplified to:
   (cosh (/ (log (/ (+ x y) (- x y))) 4.0))
1.899 * [regime-testing]: End program error score: 0.00037504688086010754