1.478 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.017 * * * [progress]: [2/2] Setting up program.
0.019 * [progress]: [Phase 2 of 3] Improving.
0.019 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (+ x y) (- x y))
0.020 * * [simplify]: iteration  0 :  5  enodes  (cost  7 )
0.021 * * [simplify]: iteration  1 :  9  enodes  (cost  7 )
0.022 * * [simplify]: iteration  2 :  24  enodes  (cost  7 )
0.026 * * [simplify]: iteration  3 :  52  enodes  (cost  7 )
0.038 * * [simplify]: iteration  4 :  93  enodes  (cost  7 )
0.056 * * [simplify]: iteration  5 :  146  enodes  (cost  7 )
0.092 * * [simplify]: iteration  6 :  211  enodes  (cost  7 )
0.153 * * [simplify]: iteration  7 :  321  enodes  (cost  7 )
0.471 * * [simplify]: iteration  8 :  939  enodes  (cost  7 )
3.317 * * [simplify]: iteration  9 :  3221  enodes  (cost  7 )
5.766 * * [simplify]: iteration  done :  5000  enodes  (cost  7 )
5.766 * [simplify]: Simplified to:
   (* (- x y) (+ x y))
5.769 * * [progress]: iteration 1 / 4
5.769 * * * [progress]: picking best candidate
5.770 * * * * [pick]: Picked  #<alt (λ (x y) (* (+ x y) (- x y)))>
5.770 * * * [progress]: localizing error
5.775 * * * [progress]: generating rewritten candidates
5.775 * * * [progress]: generating series expansions
5.775 * * * [progress]: simplifying candidates
5.775 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   
5.776 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
5.776 * * [simplify]: iteration  done :  0  enodes  (cost  0 )
5.776 * [simplify]: Simplified to:
   
5.776 * * * [progress]: adding candidates to table
5.776 * [progress]: [Phase 3 of 3] Extracting.
5.777 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (+ x y) (- x y))
5.778 * * [simplify]: iteration  0 :  5  enodes  (cost  7 )
5.782 * * [simplify]: iteration  1 :  7  enodes  (cost  7 )
5.782 * * [simplify]: iteration  done :  7  enodes  (cost  7 )
5.782 * [simplify]: Simplified to:
   (* (+ x y) (- x y))
6.309 * [regime-testing]: End program error score: 0.0010001250156269534