7.371 * [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 :  58  enodes  (cost  7 )
0.036 * * [simplify]: iteration  4 :  115  enodes  (cost  7 )
0.063 * * [simplify]: iteration  5 :  212  enodes  (cost  7 )
0.121 * * [simplify]: iteration  6 :  307  enodes  (cost  7 )
0.239 * * [simplify]: iteration  7 :  482  enodes  (cost  7 )
0.831 * * [simplify]: iteration  8 :  1121  enodes  (cost  7 )
4.594 * * [simplify]: iteration  9 :  3512  enodes  (cost  7 )
7.219 * * [simplify]: iteration  done :  5000  enodes  (cost  7 )
7.220 * [simplify]: Simplified to:
   (fma y (- y) (* x x))
7.222 * * [progress]: iteration 1 / 4
7.223 * * * [progress]: picking best candidate
7.224 * * * * [pick]: Picked  #<alt (λ (x y) (* (+ x y) (- x y)))>
7.224 * * * [progress]: localizing error
7.229 * * * [progress]: generating rewritten candidates
7.229 * * * [progress]: generating series expansions
7.229 * * * [progress]: simplifying candidates
7.229 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   
7.230 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
7.230 * * [simplify]: iteration  done :  0  enodes  (cost  0 )
7.230 * [simplify]: Simplified to:
   
7.230 * * * [progress]: adding candidates to table
7.230 * [progress]: [Phase 3 of 3] Extracting.
7.232 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (+ x y) (- x y))
7.232 * * [simplify]: iteration  0 :  5  enodes  (cost  7 )
7.232 * * [simplify]: iteration  1 :  7  enodes  (cost  7 )
7.233 * * [simplify]: iteration  done :  7  enodes  (cost  7 )
7.233 * [simplify]: Simplified to:
   (* (+ x y) (- x y))
7.760 * [regime-testing]: End program error score: 0.0007500937617202151