0.992 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.052 * * * [progress]: [2/2] Setting up program.
0.056 * [progress]: [Phase 2 of 3] Improving.
0.058 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (*.f64 0.5 (-.f64 (*.f64 x x) y))
0.522 * * [simplify]: iteration  0 :  228  enodes  (cost  7 )
0.522 * * [simplify]: iteration  1 :  228  enodes  (cost  7 )
0.523 * [simplify]: Simplified to:
   (*.f64 0.5 (-.f64 (*.f64 x x) y))
0.525 * * [progress]: iteration 1 / 4
0.525 * * * [progress]: picking best candidate
0.527 * * * * [pick]: Picked  #<alt (λ (x y) (*.f64 0.5 (-.f64 (*.f64 x x) y)))>
0.528 * * * [progress]: localizing error
0.534 * * * [progress]: generating rewritten candidates
0.535 * * * [progress]: generating series expansions
0.535 * * * [progress]: simplifying candidates
0.535 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.539 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.539 * [simplify]: Simplified to:
   
0.539 * * * [progress]: adding candidates to table
0.540 * [progress]: [Phase 3 of 3] Extracting.
0.542 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (*.f64 0.5 (-.f64 (*.f64 x x) y))
0.543 * * [simplify]: iteration  0 :  17  enodes  (cost  7 )
0.543 * * [simplify]: iteration  1 :  17  enodes  (cost  7 )
0.544 * [simplify]: Simplified to:
   (*.f64 0.5 (-.f64 (*.f64 x x) y))
1.026 * [regime-testing]: End program error score: 0.029076754906953516