5.442 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.040 * * * [progress]: [2/2] Setting up program.
0.042 * [progress]: [Phase 2 of 3] Improving.
0.043 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (acos (/ x (+ x y)))
0.044 * * [simplify]: iteration  0 :  6  enodes  (cost  3 )
0.045 * * [simplify]: iteration  1 :  6  enodes  (cost  3 )
0.045 * [simplify]: Simplified to:
   (acos (/ x (+ x y)))
0.046 * [progress]: [Phase 3 of 3] Extracting.
0.048 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (acos (/ x (+ x y)))
0.048 * * [simplify]: iteration  0 :  6  enodes  (cost  3 )
0.049 * * [simplify]: iteration  1 :  6  enodes  (cost  3 )
0.049 * [simplify]: Simplified to:
   (acos (/ x (+ x y)))
1.550 * [regime-testing]: End program error score: 19.56453657441894