33.573 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.035 * * * [progress]: [2/2] Setting up program.
0.037 * [progress]: [Phase 2 of 3] Improving.
0.037 * [simplify]: Simplifying:
  (* (+ x y) (- x y))
0.037 * * [simplify]: Extracting # 0 : cost  0
0.037 * * [simplify]: Extracting # 1 : cost  0
0.037 * * [simplify]: Extracting # 2 : cost  0
0.037 * * [simplify]: Extracting # 3 : cost  0
0.038 * * [simplify]: Extracting # 4 : cost  0
0.038 * * [simplify]: iteration  0 :  5  enodes  (cost  7 )
0.038 * * [simplify]: Extracting # 0 : cost  0
0.038 * * [simplify]: Extracting # 1 : cost  0
0.038 * * [simplify]: Extracting # 2 : cost  0
0.038 * * [simplify]: iteration  1 :  9  enodes  (cost  7 )
0.040 * * [simplify]: Extracting # 0 : cost  0
0.040 * * [simplify]: Extracting # 1 : cost  0
0.040 * * [simplify]: Extracting # 2 : cost  0
0.040 * * [simplify]: iteration  2 :  24  enodes  (cost  7 )
0.044 * * [simplify]: Extracting # 0 : cost  0
0.045 * * [simplify]: Extracting # 1 : cost  0
0.045 * * [simplify]: Extracting # 2 : cost  0
0.045 * * [simplify]: iteration  3 :  53  enodes  (cost  7 )
0.057 * * [simplify]: Extracting # 0 : cost  0
0.058 * * [simplify]: Extracting # 1 : cost  0
0.058 * * [simplify]: Extracting # 2 : cost  0
0.058 * * [simplify]: iteration  4 :  122  enodes  (cost  7 )
0.090 * * [simplify]: Extracting # 0 : cost  0
0.096 * * [simplify]: Extracting # 1 : cost  0
0.096 * * [simplify]: Extracting # 2 : cost  0
0.096 * * [simplify]: iteration  5 :  176  enodes  (cost  7 )
0.156 * * [simplify]: Extracting # 0 : cost  0
0.156 * * [simplify]: Extracting # 1 : cost  0
0.157 * * [simplify]: Extracting # 2 : cost  0
0.157 * * [simplify]: iteration  6 :  261  enodes  (cost  7 )
0.242 * * [simplify]: Extracting # 0 : cost  0
0.242 * * [simplify]: Extracting # 1 : cost  0
0.242 * * [simplify]: Extracting # 2 : cost  0
0.243 * * [simplify]: Extracting # 3 : cost  0
0.243 * * [simplify]: Extracting # 4 : cost  0
0.243 * * [simplify]: iteration  7 :  399  enodes  (cost  7 )
0.458 * * [simplify]: Extracting # 0 : cost  0
0.459 * * [simplify]: Extracting # 1 : cost  0
0.459 * * [simplify]: Extracting # 2 : cost  0
0.460 * * [simplify]: iteration  8 :  787  enodes  (cost  7 )
2.157 * * [simplify]: Extracting # 0 : cost  0
2.162 * * [simplify]: Extracting # 1 : cost  0
2.163 * * [simplify]: Extracting # 2 : cost  0
2.165 * * [simplify]: Extracting # 3 : cost  0
2.167 * * [simplify]: Extracting # 4 : cost  0
2.169 * * [simplify]: iteration  9 :  1977  enodes  (cost  7 )
4.261 * * [simplify]: Extracting # 0 : cost  0
4.267 * * [simplify]: Extracting # 1 : cost  0
4.274 * * [simplify]: Extracting # 2 : cost  0
4.281 * * [simplify]: Extracting # 3 : cost  0
4.293 * * [simplify]: Extracting # 4 : cost  0
4.300 * * [simplify]: iteration done:  5000  enodes  (cost  7 )
4.301 * [simplify]: Simplified to:
  (* (+ x y) (- x y))
4.301 * * [progress]: iteration 1 / 4
4.301 * * * [progress]: picking best candidate
4.303 * * * * [pick]: Picked  #<alt (λ (x y) (* (+ x y) (- x y)))>
4.303 * * * [progress]: localizing error
4.313 * * * [progress]: generating rewritten candidates
4.313 * * * [progress]: generating series expansions
4.313 * * * [progress]: simplifying candidates
4.313 * [simplify]: Simplifying:
  
4.313 * * [simplify]: Extracting # 0 : cost  0
4.313 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
4.314 * * [simplify]: Extracting # 0 : cost  0
4.314 * * [simplify]: iteration done:  0  enodes  (cost  0 )
4.314 * [simplify]: Simplified to:
  
4.314 * * * [progress]: adding candidates to table
4.314 * [progress]: [Phase 3 of 3] Extracting.
4.316 * [simplify]: Simplifying:
  (* (+ x y) (- x y))
4.316 * * [simplify]: Extracting # 0 : cost  0
4.316 * * [simplify]: Extracting # 1 : cost  0
4.316 * * [simplify]: Extracting # 2 : cost  0
4.316 * * [simplify]: Extracting # 3 : cost  0
4.316 * * [simplify]: Extracting # 4 : cost  0
4.316 * * [simplify]: iteration  0 :  5  enodes  (cost  7 )
4.317 * * [simplify]: Extracting # 0 : cost  0
4.317 * * [simplify]: iteration  1 :  7  enodes  (cost  7 )
4.317 * * [simplify]: Extracting # 0 : cost  0
4.317 * * [simplify]: iteration done:  7  enodes  (cost  7 )
4.317 * [simplify]: Simplified to:
  (* (+ x y) (- x y))
5.233 * [regime-testing]: End program error score: 0.0011251406425803225