17.609 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.014 * * * [progress]: [2/2] Setting up program.
0.016 * [progress]: [Phase 2 of 3] Improving.
0.017 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (/ 1.0 2.0) (+ x y))
0.017 * * [simplify]: iteration  0 :  7  enodes  (cost  7 )
0.018 * * [simplify]: iteration  1 :  17  enodes  (cost  7 )
0.020 * * [simplify]: iteration  2 :  34  enodes  (cost  7 )
0.024 * * [simplify]: iteration  3 :  44  enodes  (cost  7 )
0.028 * * [simplify]: iteration  4 :  50  enodes  (cost  7 )
0.033 * * [simplify]: iteration  5 :  57  enodes  (cost  7 )
0.043 * * [simplify]: iteration  6 :  59  enodes  (cost  7 )
0.049 * * [simplify]: iteration  done :  59  enodes  (cost  7 )
0.049 * [simplify]: Simplified to:
   (* (/ 1.0 2.0) (+ x y))
0.050 * * [progress]: iteration 1 / 4
0.050 * * * [progress]: picking best candidate
0.052 * * * * [pick]: Picked  #<alt (λ (x y) (* (/ 1.0 2.0) (+ x y)))>
0.052 * * * [progress]: localizing error
0.057 * * * [progress]: generating rewritten candidates
0.057 * * * [progress]: generating series expansions
0.057 * * * [progress]: simplifying candidates
0.057 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   
0.058 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.058 * * [simplify]: iteration  done :  0  enodes  (cost  0 )
0.058 * [simplify]: Simplified to:
   
0.058 * * * [progress]: adding candidates to table
0.058 * [progress]: [Phase 3 of 3] Extracting.
0.061 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (/ 1.0 2.0) (+ x y))
0.061 * * [simplify]: iteration  0 :  7  enodes  (cost  7 )
0.061 * * [simplify]: iteration  1 :  9  enodes  (cost  7 )
0.062 * * [simplify]: iteration  done :  9  enodes  (cost  7 )
0.062 * [simplify]: Simplified to:
   (* (/ 1.0 2.0) (+ x y))
0.677 * [regime-testing]: End program error score: 0
0.742 * [regime-testing]: Target error score: 0