1.033 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.053 * * * [progress]: [2/2] Setting up program.
0.055 * [progress]: [Phase 2 of 3] Improving.
0.104 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (*.f64 1/2 (-.f64 (*.f64 x x) y))
0.615 * * [simplify]: iteration  0 :  213  enodes  (cost  10 )
0.616 * * [simplify]: iteration  1 :  213  enodes  (cost  10 )
0.616 * [simplify]: Simplified to:
   (*.f64 1/2 (-.f64 (*.f64 x x) y))
0.618 * * [progress]: iteration 1 / 4
0.618 * * * [progress]: picking best candidate
0.620 * * * * [pick]: Picked  #<alt (λ (x y) (*.f64 1/2 (-.f64 (*.f64 x x) y)))>
0.620 * * * [progress]: localizing error
0.627 * * * [progress]: generating rewritten candidates
0.627 * * * [progress]: generating series expansions
0.628 * * * [progress]: simplifying candidates
0.628 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.659 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.660 * [simplify]: Simplified to:
   
0.660 * * * [progress]: adding candidates to table
0.660 * [progress]: [Phase 3 of 3] Extracting.
0.661 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (*.f64 1/2 (-.f64 (*.f64 x x) y))
0.664 * * [simplify]: iteration  0 :  18  enodes  (cost  10 )
0.664 * * [simplify]: iteration  1 :  18  enodes  (cost  10 )
0.664 * [simplify]: Simplified to:
   (*.f64 1/2 (-.f64 (*.f64 x x) y))
1.021 * [regime-testing]: End program error score: 0.012001500187523441