1.235 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.018 * * * [progress]: [2/2] Setting up program.
0.020 * [progress]: [Phase 2 of 3] Improving.
0.020 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (+ x y) (- x y))
0.021 * * [simplify]: iteration  0 :  5  enodes  (cost  7 )
0.022 * * [simplify]: iteration  1 :  9  enodes  (cost  7 )
0.023 * * [simplify]: iteration  2 :  24  enodes  (cost  7 )
0.027 * * [simplify]: iteration  3 :  59  enodes  (cost  7 )
0.036 * * [simplify]: iteration  4 :  118  enodes  (cost  7 )
0.055 * * [simplify]: iteration  5 :  224  enodes  (cost  7 )
0.091 * * [simplify]: iteration  6 :  319  enodes  (cost  7 )
0.147 * * [simplify]: iteration  7 :  499  enodes  (cost  7 )
0.273 * * [simplify]: iteration  8 :  1546  enodes  (cost  7 )
1.355 * * [simplify]: iteration  done :  5000  enodes  (cost  7 )
1.355 * [simplify]: Simplified to:
   (* (+ x y) (- x y))
1.357 * * [progress]: iteration 1 / 4
1.357 * * * [progress]: picking best candidate
1.358 * * * * [pick]: Picked  #<alt (λ (x y) (* (+ x y) (- x y)))>
1.358 * * * [progress]: localizing error
1.362 * * * [progress]: generating rewritten candidates
1.362 * * * [progress]: generating series expansions
1.362 * * * [progress]: simplifying candidates
1.362 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   
1.363 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
1.364 * * [simplify]: iteration  done :  0  enodes  (cost  0 )
1.364 * [simplify]: Simplified to:
   
1.364 * * * [progress]: adding candidates to table
1.364 * [progress]: [Phase 3 of 3] Extracting.
1.365 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (+ x y) (- x y))
1.365 * * [simplify]: iteration  0 :  5  enodes  (cost  7 )
1.365 * * [simplify]: iteration  1 :  7  enodes  (cost  7 )
1.366 * * [simplify]: iteration  done :  7  enodes  (cost  7 )
1.366 * [simplify]: Simplified to:
   (* (+ x y) (- x y))
1.880 * [regime-testing]: End program error score: 0.0008751093886735842