5.954 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.135 * * * [progress]: [2/2] Setting up program.
0.138 * [progress]: [Phase 2 of 3] Improving.
0.138 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (sin (+ x y)) (* (sin x) (cos y)))
0.140 * * [simplify]: iteration  0 :  12  enodes  (cost  6 )
0.142 * * [simplify]: iteration  1 :  19  enodes  (cost  6 )
0.143 * * [simplify]: iteration  2 :  19  enodes  (cost  6 )
0.143 * [simplify]: Simplified to:
   (- (sin (+ x y)) (* (sin x) (cos y)))
0.143 * [progress]: [Phase 3 of 3] Extracting.
0.146 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (sin (+ x y)) (* (sin x) (cos y)))
0.147 * * [simplify]: iteration  0 :  10  enodes  (cost  6 )
0.147 * * [simplify]: iteration  1 :  10  enodes  (cost  6 )
0.147 * [simplify]: Simplified to:
   (- (sin (+ x y)) (* (sin x) (cos y)))
4.658 * [regime-testing]: End program error score: 36.89616654198826