17.496 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.062 * * * [progress]: [2/2] Setting up program.
0.065 * [progress]: [Phase 2 of 3] Improving.
0.065 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (cos x) (sin y))
0.067 * * [simplify]: iteration  0 :  7  enodes  (cost  3 )
0.069 * * [simplify]: iteration  1 :  8  enodes  (cost  3 )
0.070 * * [simplify]: iteration  2 :  8  enodes  (cost  3 )
0.070 * [simplify]: Simplified to:
   (- (cos x) (sin y))
0.070 * [progress]: [Phase 3 of 3] Extracting.
0.073 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (cos x) (sin y))
0.073 * * [simplify]: iteration  0 :  5  enodes  (cost  3 )
0.073 * [simplify]: Simplified to:
   (- (cos x) (sin y))
6.262 * [regime-testing]: End program error score: 0.35842145472596915