27.739 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.585 * * * [progress]: [2/2] Setting up program.
0.587 * [progress]: [Phase 2 of 3] Improving.
0.587 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (+ x y) (- x y))
0.589 * * [simplify]: iteration  0 :  9  enodes  (cost  3 )
0.591 * * [simplify]: iteration  1 :  24  enodes  (cost  3 )
0.592 * * [simplify]: iteration  2 :  53  enodes  (cost  3 )
0.593 * * [simplify]: iteration  3 :  130  enodes  (cost  3 )
0.595 * * [simplify]: iteration  4 :  205  enodes  (cost  3 )
0.598 * * [simplify]: iteration  5 :  295  enodes  (cost  3 )
0.602 * * [simplify]: iteration  6 :  446  enodes  (cost  3 )
0.608 * * [simplify]: iteration  7 :  1303  enodes  (cost  3 )
0.645 * * [simplify]: iteration  8 :  5001  enodes  (cost  3 )
0.645 * [simplify]: Simplified to:
   (* (+ x y) (- x y))
0.646 * * [progress]: iteration 1 / 4
0.646 * * * [progress]: picking best candidate
0.649 * * * * [pick]: Picked  #<alt (λ (x y) (* (+ x y) (- x y)))>
0.650 * * * [progress]: localizing error
0.654 * * * [progress]: generating rewritten candidates
0.654 * * * [progress]: generating series expansions
0.654 * * * [progress]: simplifying candidates
0.654 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.656 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.656 * [simplify]: Simplified to:
   
0.656 * * * [progress]: adding candidates to table
0.656 * [progress]: [Phase 3 of 3] Extracting.
0.658 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (+ x y) (- x y))
0.659 * * [simplify]: iteration  0 :  7  enodes  (cost  3 )
0.659 * * [simplify]: iteration  1 :  7  enodes  (cost  3 )
0.659 * [simplify]: Simplified to:
   (* (+ x y) (- x y))
1.819 * [regime-testing]: End program error score: 0.0008751093886735842