5.524 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.149 * * * [progress]: [2/2] Setting up program.
0.151 * [progress]: [Phase 2 of 3] Improving.
0.152 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (-.f64 (pow.f64 x 4.0) (pow.f64 y 4.0))
0.205 * * [simplify]: iteration  0 :  5064  enodes  (cost  7 )
0.206 * [simplify]: Simplified to:
   (-.f64 (pow.f64 x 4.0) (pow.f64 y 4.0))
0.206 * * [progress]: iteration 1 / 4
0.206 * * * [progress]: picking best candidate
0.209 * * * * [pick]: Picked  #<alt (λ (x y) (-.f64 (pow.f64 x 4.0) (pow.f64 y 4.0)))>
0.209 * * * [progress]: localizing error
0.214 * * * [progress]: generating rewritten candidates
0.214 * * * [progress]: generating series expansions
0.214 * * * [progress]: simplifying candidates
0.214 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.218 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.218 * [simplify]: Simplified to:
   
0.218 * * * [progress]: adding candidates to table
0.219 * [progress]: [Phase 3 of 3] Extracting.
0.221 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (-.f64 (pow.f64 x 4.0) (pow.f64 y 4.0))
0.223 * * [simplify]: iteration  0 :  16  enodes  (cost  7 )
0.223 * * [simplify]: iteration  1 :  16  enodes  (cost  7 )
0.223 * [simplify]: Simplified to:
   (-.f64 (pow.f64 x 4.0) (pow.f64 y 4.0))
1.072 * [regime-testing]: End program error score: 0.002125265658207276