8.373 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.066 * * * [progress]: [2/2] Setting up program.
0.075 * [progress]: [Phase 2 of 3] Improving.
0.075 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (sin x) (sin y))
0.078 * * [simplify]: iteration  0 :  7  enodes  (cost  3 )
0.079 * * [simplify]: iteration  1 :  8  enodes  (cost  3 )
0.080 * * [simplify]: iteration  2 :  8  enodes  (cost  3 )
0.080 * [simplify]: Simplified to:
   (- (sin x) (sin y))
0.081 * [progress]: [Phase 3 of 3] Extracting.
0.083 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (sin x) (sin y))
0.084 * * [simplify]: iteration  0 :  5  enodes  (cost  3 )
0.084 * [simplify]: Simplified to:
   (- (sin x) (sin y))
2.458 * [regime-testing]: End program error score: 0.1726368933722912