6.621 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.386 * * * [progress]: [2/2] Setting up program.
0.389 * [progress]: [Phase 2 of 3] Improving.
0.389 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (+ x y) x)
0.391 * * [simplify]: iteration  0 :  9  enodes  (cost  2 )
0.393 * * [simplify]: iteration  1 :  17  enodes  (cost  2 )
0.394 * * [simplify]: iteration  2 :  26  enodes  (cost  1 )
0.395 * * [simplify]: iteration  3 :  33  enodes  (cost  0 )
0.396 * * [simplify]: iteration  4 :  175  enodes  (cost  0 )
0.403 * * [simplify]: iteration  5 :  1967  enodes  (cost  0 )
0.422 * * [simplify]: iteration  6 :  5001  enodes  (cost  0 )
0.422 * [simplify]: Simplified to:
   y
0.426 * * [progress]: iteration 1 / 4
0.426 * * * [progress]: picking best candidate
0.428 * * * * [pick]: Picked  #<alt (λ (x y) y)>
0.428 * * * [progress]: localizing error
0.429 * * * [progress]: generating rewritten candidates
0.429 * * * [progress]: generating series expansions
0.429 * * * [progress]: simplifying candidates
0.429 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.431 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.432 * [simplify]: Simplified to:
   
0.432 * * * [progress]: adding candidates to table
0.432 * [progress]: [Phase 3 of 3] Extracting.
0.434 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   y
0.435 * * [simplify]: iteration  0 :  1  enodes  (cost  0 )
0.435 * [simplify]: Simplified to:
   y
1.472 * [regime-testing]: End program error score: 0
1.535 * [regime-testing]: Target error score: 0