0.843 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.277 * * * [progress]: [2/2] Setting up program.
0.280 * [progress]: [Phase 2 of 3] Improving.
0.282 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 0.5 (- (* x x) y))
0.286 * * [simplify]: iteration  0 :  10  enodes  (cost  3 )
0.287 * * [simplify]: iteration  1 :  17  enodes  (cost  3 )
0.288 * * [simplify]: iteration  2 :  29  enodes  (cost  3 )
0.290 * * [simplify]: iteration  3 :  41  enodes  (cost  3 )
0.291 * * [simplify]: iteration  4 :  44  enodes  (cost  3 )
0.293 * * [simplify]: iteration  5 :  44  enodes  (cost  3 )
0.293 * [simplify]: Simplified to:
   (* 0.5 (- (* x x) y))
0.294 * * [progress]: iteration 1 / 4
0.295 * * * [progress]: picking best candidate
0.296 * * * * [pick]: Picked  #<alt (λ (x y) (* 0.5 (- (* x x) y)))>
0.296 * * * [progress]: localizing error
0.303 * * * [progress]: generating rewritten candidates
0.304 * * * [progress]: generating series expansions
0.304 * * * [progress]: simplifying candidates
0.304 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.306 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.306 * [simplify]: Simplified to:
   
0.306 * * * [progress]: adding candidates to table
0.306 * [progress]: [Phase 3 of 3] Extracting.
0.308 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 0.5 (- (* x x) y))
0.308 * * [simplify]: iteration  0 :  7  enodes  (cost  3 )
0.309 * * [simplify]: iteration  1 :  7  enodes  (cost  3 )
0.309 * [simplify]: Simplified to:
   (* 0.5 (- (* x x) y))
1.033 * [regime-testing]: End program error score: 0.02220089542451821