18.348 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.092 * * * [progress]: [2/2] Setting up program.
0.095 * [progress]: [Phase 2 of 3] Improving.
0.095 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (-.f64 (*.f64 x x) (*.f64 y y))
0.237 * * [simplify]: iteration  0 :  6509  enodes  (cost  7 )
0.237 * [simplify]: Simplified to:
   (-.f64 (*.f64 x x) (*.f64 y y))
0.238 * * [progress]: iteration 1 / 4
0.238 * * * [progress]: picking best candidate
0.240 * * * * [pick]: Picked  #<alt (λ (x y) (-.f64 (*.f64 x x) (*.f64 y y)))>
0.240 * * * [progress]: localizing error
0.249 * * * [progress]: generating rewritten candidates
0.249 * * * [progress]: generating series expansions
0.249 * * * [progress]: simplifying candidates
0.249 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.253 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.253 * [simplify]: Simplified to:
   
0.253 * * * [progress]: adding candidates to table
0.253 * [progress]: [Phase 3 of 3] Extracting.
0.256 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (-.f64 (*.f64 x x) (*.f64 y y))
0.257 * * [simplify]: iteration  0 :  23  enodes  (cost  7 )
0.257 * * [simplify]: iteration  1 :  23  enodes  (cost  7 )
0.257 * [simplify]: Simplified to:
   (-.f64 (*.f64 x x) (*.f64 y y))
0.750 * [regime-testing]: End program error score: 0.004448676397139788