36.005 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.023 * * * [progress]: [2/2] Setting up program.
0.024 * [progress]: [Phase 2 of 3] Improving.
0.025 * [simplify]: Simplifying:
  (* (+ x y) (- x y))
0.025 * * [simplify]: Extracting # 0 : cost  0
0.025 * * [simplify]: Extracting # 1 : cost  0
0.025 * * [simplify]: Extracting # 2 : cost  0
0.025 * * [simplify]: Extracting # 3 : cost  0
0.025 * * [simplify]: Extracting # 4 : cost  0
0.025 * * [simplify]: iteration  0 :  5  enodes  (cost  7 )
0.027 * * [simplify]: Extracting # 0 : cost  0
0.027 * * [simplify]: Extracting # 1 : cost  0
0.027 * * [simplify]: Extracting # 2 : cost  0
0.027 * * [simplify]: iteration  1 :  9  enodes  (cost  7 )
0.029 * * [simplify]: Extracting # 0 : cost  0
0.029 * * [simplify]: Extracting # 1 : cost  0
0.029 * * [simplify]: Extracting # 2 : cost  0
0.029 * * [simplify]: iteration  2 :  24  enodes  (cost  7 )
0.037 * * [simplify]: Extracting # 0 : cost  0
0.037 * * [simplify]: Extracting # 1 : cost  0
0.037 * * [simplify]: Extracting # 2 : cost  0
0.037 * * [simplify]: iteration  3 :  53  enodes  (cost  7 )
0.058 * * [simplify]: Extracting # 0 : cost  0
0.058 * * [simplify]: Extracting # 1 : cost  0
0.058 * * [simplify]: Extracting # 2 : cost  0
0.058 * * [simplify]: iteration  4 :  126  enodes  (cost  7 )
0.114 * * [simplify]: Extracting # 0 : cost  0
0.115 * * [simplify]: Extracting # 1 : cost  0
0.115 * * [simplify]: Extracting # 2 : cost  0
0.115 * * [simplify]: iteration  5 :  258  enodes  (cost  7 )
0.196 * * [simplify]: Extracting # 0 : cost  0
0.196 * * [simplify]: Extracting # 1 : cost  0
0.197 * * [simplify]: Extracting # 2 : cost  0
0.197 * * [simplify]: Extracting # 3 : cost  0
0.197 * * [simplify]: iteration  6 :  509  enodes  (cost  7 )
0.300 * * [simplify]: Extracting # 0 : cost  0
0.300 * * [simplify]: Extracting # 1 : cost  0
0.301 * * [simplify]: Extracting # 2 : cost  0
0.301 * * [simplify]: Extracting # 3 : cost  0
0.301 * * [simplify]: Extracting # 4 : cost  0
0.302 * * [simplify]: iteration  7 :  684  enodes  (cost  7 )
0.558 * * [simplify]: Extracting # 0 : cost  0
0.561 * * [simplify]: Extracting # 1 : cost  0
0.563 * * [simplify]: Extracting # 2 : cost  0
0.566 * * [simplify]: Extracting # 3 : cost  0
0.568 * * [simplify]: iteration  8 :  2688  enodes  (cost  7 )
2.372 * * [simplify]: Extracting # 0 : cost  0
2.427 * * [simplify]: Extracting # 1 : cost  0
2.432 * * [simplify]: Extracting # 2 : cost  0
2.440 * * [simplify]: Extracting # 3 : cost  0
2.448 * * [simplify]: Extracting # 4 : cost  0
2.456 * * [simplify]: iteration done:  5000  enodes  (cost  7 )
2.457 * [simplify]: Simplified to:
  (- (* x x) (* y y))
2.461 * * [progress]: iteration 1 / 4
2.461 * * * [progress]: picking best candidate
2.462 * * * * [pick]: Picked  #<alt (λ (x y) (* (+ x y) (- x y)))>
2.463 * * * [progress]: localizing error
2.470 * * * [progress]: generating rewritten candidates
2.470 * * * [progress]: generating series expansions
2.470 * * * [progress]: simplifying candidates
2.471 * [simplify]: Simplifying:
  
2.471 * * [simplify]: Extracting # 0 : cost  0
2.471 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
2.471 * * [simplify]: Extracting # 0 : cost  0
2.471 * * [simplify]: iteration done:  0  enodes  (cost  0 )
2.471 * [simplify]: Simplified to:
  
2.471 * * * [progress]: adding candidates to table
2.471 * [progress]: [Phase 3 of 3] Extracting.
2.472 * [simplify]: Simplifying:
  (* (+ x y) (- x y))
2.472 * * [simplify]: Extracting # 0 : cost  0
2.472 * * [simplify]: Extracting # 1 : cost  0
2.472 * * [simplify]: Extracting # 2 : cost  0
2.472 * * [simplify]: Extracting # 3 : cost  0
2.473 * * [simplify]: Extracting # 4 : cost  0
2.473 * * [simplify]: iteration  0 :  5  enodes  (cost  7 )
2.473 * * [simplify]: Extracting # 0 : cost  0
2.473 * * [simplify]: iteration  1 :  7  enodes  (cost  7 )
2.473 * * [simplify]: Extracting # 0 : cost  0
2.473 * * [simplify]: iteration done:  7  enodes  (cost  7 )
2.473 * [simplify]: Simplified to:
  (* (+ x y) (- x y))
3.523 * [regime-testing]: Baseline error score: 0.0005000625078134767
3.525 * [regime-testing]: Oracle error score: 0.0005000625078134767
3.525 * [regime-testing]: End program error score: 0.0005000625078134767