31.239 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.039 * * * [progress]: [2/2] Setting up program.
0.043 * [progress]: [Phase 2 of 3] Improving.
0.044 * [simplify]: Simplifying:
  (- (* x x) (* y y))
0.044 * * [simplify]: Extracting # 0 : cost  0
0.044 * * [simplify]: Extracting # 1 : cost  0
0.044 * * [simplify]: Extracting # 2 : cost  0
0.044 * * [simplify]: Extracting # 3 : cost  0
0.044 * * [simplify]: Extracting # 4 : cost  0
0.044 * * [simplify]: iteration  0 :  5  enodes  (cost  7 )
0.046 * * [simplify]: Extracting # 0 : cost  0
0.046 * * [simplify]: Extracting # 1 : cost  0
0.046 * * [simplify]: Extracting # 2 : cost  0
0.046 * * [simplify]: iteration  1 :  11  enodes  (cost  7 )
0.049 * * [simplify]: Extracting # 0 : cost  0
0.049 * * [simplify]: Extracting # 1 : cost  0
0.049 * * [simplify]: Extracting # 2 : cost  0
0.049 * * [simplify]: iteration  2 :  18  enodes  (cost  7 )
0.055 * * [simplify]: Extracting # 0 : cost  0
0.055 * * [simplify]: Extracting # 1 : cost  0
0.055 * * [simplify]: Extracting # 2 : cost  0
0.055 * * [simplify]: iteration  3 :  35  enodes  (cost  7 )
0.069 * * [simplify]: Extracting # 0 : cost  0
0.069 * * [simplify]: Extracting # 1 : cost  0
0.069 * * [simplify]: Extracting # 2 : cost  0
0.069 * * [simplify]: iteration  4 :  67  enodes  (cost  7 )
0.113 * * [simplify]: Extracting # 0 : cost  0
0.113 * * [simplify]: Extracting # 1 : cost  0
0.113 * * [simplify]: Extracting # 2 : cost  0
0.113 * * [simplify]: iteration  5 :  160  enodes  (cost  7 )
0.196 * * [simplify]: Extracting # 0 : cost  0
0.197 * * [simplify]: Extracting # 1 : cost  0
0.198 * * [simplify]: Extracting # 2 : cost  0
0.198 * * [simplify]: Extracting # 3 : cost  0
0.199 * * [simplify]: iteration  6 :  372  enodes  (cost  7 )
0.494 * * [simplify]: Extracting # 0 : cost  0
0.497 * * [simplify]: Extracting # 1 : cost  0
0.499 * * [simplify]: Extracting # 2 : cost  0
0.500 * * [simplify]: Extracting # 3 : cost  0
0.501 * * [simplify]: Extracting # 4 : cost  0
0.502 * * [simplify]: iteration  7 :  916  enodes  (cost  7 )
2.618 * * [simplify]: Extracting # 0 : cost  0
2.631 * * [simplify]: Extracting # 1 : cost  0
2.643 * * [simplify]: Extracting # 2 : cost  0
2.649 * * [simplify]: Extracting # 3 : cost  0
2.654 * * [simplify]: Extracting # 4 : cost  0
2.660 * * [simplify]: iteration  8 :  3785  enodes  (cost  7 )
5.776 * * [simplify]: Extracting # 0 : cost  0
5.806 * * [simplify]: Extracting # 1 : cost  0
5.813 * * [simplify]: iteration done:  5000  enodes  (cost  7 )
5.813 * [simplify]: Simplified to:
  (* (- x y) (+ x y))
5.819 * * [progress]: iteration 1 / 4
5.819 * * * [progress]: picking best candidate
5.823 * * * * [pick]: Picked  #<alt (λ (x y) (* (- x y) (+ x y)))>
5.823 * * * [progress]: localizing error
5.838 * * * [progress]: generating rewritten candidates
5.838 * * * [progress]: generating series expansions
5.838 * * * [progress]: simplifying candidates
5.838 * [simplify]: Simplifying:
  
5.838 * * [simplify]: Extracting # 0 : cost  0
5.839 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
5.839 * * [simplify]: Extracting # 0 : cost  0
5.839 * * [simplify]: iteration done:  0  enodes  (cost  0 )
5.839 * [simplify]: Simplified to:
  
5.839 * * * [progress]: adding candidates to table
5.839 * [progress]: [Phase 3 of 3] Extracting.
5.844 * [simplify]: Simplifying:
  (* (- x y) (+ x y))
5.845 * * [simplify]: Extracting # 0 : cost  0
5.845 * * [simplify]: Extracting # 1 : cost  0
5.845 * * [simplify]: Extracting # 2 : cost  0
5.845 * * [simplify]: Extracting # 3 : cost  0
5.845 * * [simplify]: Extracting # 4 : cost  0
5.845 * * [simplify]: iteration  0 :  5  enodes  (cost  7 )
5.845 * * [simplify]: Extracting # 0 : cost  0
5.845 * * [simplify]: iteration  1 :  7  enodes  (cost  7 )
5.846 * * [simplify]: Extracting # 0 : cost  0
5.846 * * [simplify]: iteration done:  7  enodes  (cost  7 )
5.846 * [simplify]: Simplified to:
  (* (- x y) (+ x y))
7.640 * [regime-testing]: Baseline error score: 0.001375171896487061
7.644 * [regime-testing]: Oracle error score: 0.001375171896487061
7.644 * [regime-testing]: End program error score: 0.001375171896487061