3.939 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.034 * * * [progress]: [2/2] Setting up program.
0.036 * [progress]: [Phase 2 of 3] Improving.
0.036 * [simplify]: Simplifying:
  (- (pow x 4.0) (pow y 4.0))
0.036 * [simplify]: Sending expressions to egg_math:
 (- (pow h0 h1) (pow h2 h1))
0.038 * * [simplify]: iteration  0 :  14  enodes  (cost  3 )
0.039 * * [simplify]: iteration  1 :  29  enodes  (cost  3 )
0.041 * * [simplify]: iteration  2 :  68  enodes  (cost  3 )
0.043 * * [simplify]: iteration  3 :  204  enodes  (cost  3 )
0.047 * * [simplify]: iteration  4 :  776  enodes  (cost  3 )
0.067 * * [simplify]: iteration  5 :  3986  enodes  (cost  3 )
0.173 * * [simplify]: iteration  6 :  5002  enodes  (cost  3 )
0.174 * * [progress]: iteration 1 / 4
0.174 * * * [progress]: picking best candidate
0.175 * * * * [pick]: Picked  #<alt (λ (x y) (- (pow x 4.0) (pow y 4.0)))>
0.175 * * * [progress]: localizing error
0.181 * * * [progress]: generating rewritten candidates
0.181 * * * [progress]: generating series expansions
0.181 * * * [progress]: simplifying candidates
0.181 * [simplify]: Simplifying:
  
0.181 * [simplify]: Sending expressions to egg_math:
 
0.184 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.184 * * * [progress]: adding candidates to table
0.184 * [progress]: [Phase 3 of 3] Extracting.
0.186 * [simplify]: Simplifying:
  (- (pow x 4.0) (pow y 4.0))
0.186 * [simplify]: Sending expressions to egg_math:
 (- (pow h0 h1) (pow h2 h1))
0.187 * * [simplify]: iteration  0 :  6  enodes  (cost  3 )
1.279 * [regime-testing]: End program error score: 0.0023752969121140144