9.726 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.048 * * * [progress]: [2/2] Setting up program.
0.050 * [progress]: [Phase 2 of 3] Improving.
0.051 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (- 1.0 x) y)
0.057 * * [simplify]: iteration  0 :  180  enodes  (cost  5 )
0.057 * * [simplify]: iteration  1 :  180  enodes  (cost  5 )
0.057 * [simplify]: Simplified to:
   (- 1.0 (+ x y))
0.060 * * [progress]: iteration 1 / 4
0.060 * * * [progress]: picking best candidate
0.062 * * * * [pick]: Picked  #<alt (λ (x y) (- (- 1.0 x) y))>
0.062 * * * [progress]: localizing error
0.065 * * * [progress]: generating rewritten candidates
0.066 * * * [progress]: generating series expansions
0.066 * * * [progress]: simplifying candidates
0.066 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.068 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.068 * [simplify]: Simplified to:
   
0.068 * * * [progress]: adding candidates to table
0.068 * [progress]: [Phase 3 of 3] Extracting.
0.071 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (- 1.0 x) y)
0.072 * * [simplify]: iteration  0 :  23  enodes  (cost  5 )
0.072 * * [simplify]: iteration  1 :  23  enodes  (cost  5 )
0.072 * [simplify]: Simplified to:
   (- (- 1.0 x) y)
0.501 * [regime-testing]: End program error score: 0.0008751093886735842