20.211 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.020 * * * [progress]: [2/2] Setting up program.
0.022 * [progress]: [Phase 2 of 3] Improving.
0.022 * [simplify]: Simplifying:
  (- (* a a) (* b b))
0.022 * * [simplify]: Extracting # 0 : cost  0
0.022 * * [simplify]: Extracting # 1 : cost  0
0.022 * * [simplify]: Extracting # 2 : cost  0
0.022 * * [simplify]: Extracting # 3 : cost  0
0.022 * * [simplify]: Extracting # 4 : cost  0
0.022 * * [simplify]: iteration  0 :  5  enodes  (cost  7 )
0.023 * * [simplify]: Extracting # 0 : cost  0
0.023 * * [simplify]: Extracting # 1 : cost  0
0.023 * * [simplify]: Extracting # 2 : cost  0
0.023 * * [simplify]: iteration  1 :  10  enodes  (cost  7 )
0.025 * * [simplify]: Extracting # 0 : cost  0
0.025 * * [simplify]: Extracting # 1 : cost  0
0.025 * * [simplify]: Extracting # 2 : cost  0
0.025 * * [simplify]: iteration  2 :  17  enodes  (cost  7 )
0.028 * * [simplify]: Extracting # 0 : cost  0
0.028 * * [simplify]: Extracting # 1 : cost  0
0.028 * * [simplify]: Extracting # 2 : cost  0
0.028 * * [simplify]: iteration  3 :  32  enodes  (cost  7 )
0.034 * * [simplify]: Extracting # 0 : cost  0
0.035 * * [simplify]: Extracting # 1 : cost  0
0.035 * * [simplify]: Extracting # 2 : cost  0
0.035 * * [simplify]: iteration  4 :  58  enodes  (cost  7 )
0.050 * * [simplify]: Extracting # 0 : cost  0
0.050 * * [simplify]: Extracting # 1 : cost  0
0.050 * * [simplify]: Extracting # 2 : cost  0
0.050 * * [simplify]: iteration  5 :  129  enodes  (cost  7 )
0.087 * * [simplify]: Extracting # 0 : cost  0
0.087 * * [simplify]: Extracting # 1 : cost  0
0.087 * * [simplify]: Extracting # 2 : cost  0
0.087 * * [simplify]: Extracting # 3 : cost  0
0.087 * * [simplify]: iteration  6 :  187  enodes  (cost  7 )
0.149 * * [simplify]: Extracting # 0 : cost  0
0.149 * * [simplify]: Extracting # 1 : cost  0
0.149 * * [simplify]: Extracting # 2 : cost  0
0.150 * * [simplify]: Extracting # 3 : cost  0
0.150 * * [simplify]: iteration  7 :  369  enodes  (cost  7 )
0.746 * * [simplify]: Extracting # 0 : cost  0
0.748 * * [simplify]: Extracting # 1 : cost  0
0.750 * * [simplify]: Extracting # 2 : cost  0
0.752 * * [simplify]: Extracting # 3 : cost  0
0.754 * * [simplify]: Extracting # 4 : cost  0
0.756 * * [simplify]: iteration  8 :  1551  enodes  (cost  7 )
11.995 * * [simplify]: Extracting # 0 : cost  0
12.011 * * [simplify]: Extracting # 1 : cost  0
12.014 * * [simplify]: Extracting # 2 : cost  0
12.017 * * [simplify]: Extracting # 3 : cost  0
12.020 * * [simplify]: Extracting # 4 : cost  0
12.025 * * [simplify]: iteration done:  5000  enodes  (cost  7 )
12.025 * [simplify]: Simplified to:
  (* (- a b) (+ a b))
12.027 * * [progress]: iteration 1 / 4
12.027 * * * [progress]: picking best candidate
12.028 * * * * [pick]: Picked  #<alt (λ (a b) (* (- a b) (+ a b)))>
12.028 * * * [progress]: localizing error
12.033 * * * [progress]: generating rewritten candidates
12.033 * * * [progress]: generating series expansions
12.033 * * * [progress]: simplifying candidates
12.033 * [simplify]: Simplifying:
  
12.033 * * [simplify]: Extracting # 0 : cost  0
12.033 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
12.033 * * [simplify]: Extracting # 0 : cost  0
12.034 * * [simplify]: iteration done:  0  enodes  (cost  0 )
12.034 * [simplify]: Simplified to:
  
12.034 * * * [progress]: adding candidates to table
12.034 * [progress]: [Phase 3 of 3] Extracting.
12.035 * [simplify]: Simplifying:
  (* (- a b) (+ a b))
12.035 * * [simplify]: Extracting # 0 : cost  0
12.035 * * [simplify]: Extracting # 1 : cost  0
12.035 * * [simplify]: Extracting # 2 : cost  0
12.035 * * [simplify]: Extracting # 3 : cost  0
12.035 * * [simplify]: Extracting # 4 : cost  0
12.035 * * [simplify]: iteration  0 :  5  enodes  (cost  7 )
12.036 * * [simplify]: Extracting # 0 : cost  0
12.036 * * [simplify]: iteration  1 :  7  enodes  (cost  7 )
12.036 * * [simplify]: Extracting # 0 : cost  0
12.036 * * [simplify]: iteration done:  7  enodes  (cost  7 )
12.036 * [simplify]: Simplified to:
  (* (- a b) (+ a b))
12.983 * [regime-testing]: End program error score: 0.0011251406425803225
13.008 * [regime-testing]: Target error score: 0.0011251406425803225