1.385 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.016 * * * [progress]: [2/2] Setting up program.
0.018 * [progress]: [Phase 2 of 3] Improving.
0.018 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (+ x y) (- x y))
0.019 * * [simplify]: iteration  0 :  5  enodes  (cost  7 )
0.020 * * [simplify]: iteration  1 :  9  enodes  (cost  7 )
0.021 * * [simplify]: iteration  2 :  24  enodes  (cost  7 )
0.024 * * [simplify]: iteration  3 :  53  enodes  (cost  7 )
0.035 * * [simplify]: iteration  4 :  96  enodes  (cost  7 )
0.050 * * [simplify]: iteration  5 :  155  enodes  (cost  7 )
0.080 * * [simplify]: iteration  6 :  220  enodes  (cost  7 )
0.122 * * [simplify]: iteration  7 :  332  enodes  (cost  7 )
0.217 * * [simplify]: iteration  8 :  1124  enodes  (cost  7 )
1.063 * * [simplify]: iteration  done :  5000  enodes  (cost  7 )
1.063 * [simplify]: Simplified to:
   (- (* x x) (* y y))
1.066 * * [progress]: iteration 1 / 4
1.066 * * * [progress]: picking best candidate
1.067 * * * * [pick]: Picked  #<alt (λ (x y) (* (+ x y) (- x y)))>
1.067 * * * [progress]: localizing error
1.071 * * * [progress]: generating rewritten candidates
1.071 * * * [progress]: generating series expansions
1.071 * * * [progress]: simplifying candidates
1.071 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   
1.072 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
1.072 * * [simplify]: iteration  done :  0  enodes  (cost  0 )
1.072 * [simplify]: Simplified to:
   
1.072 * * * [progress]: adding candidates to table
1.072 * [progress]: [Phase 3 of 3] Extracting.
1.073 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (+ x y) (- x y))
1.074 * * [simplify]: iteration  0 :  5  enodes  (cost  7 )
1.074 * * [simplify]: iteration  1 :  7  enodes  (cost  7 )
1.074 * * [simplify]: iteration  done :  7  enodes  (cost  7 )
1.074 * [simplify]: Simplified to:
   (* (+ x y) (- x y))
1.581 * [regime-testing]: End program error score: 0.0010001250156269534