2.258 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.032 * * * [progress]: [2/2] Setting up program.
0.034 * [progress]: [Phase 2 of 3] Improving.
0.034 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (+ (* x 0.5) (* y (+ (- 1.0 z) (log z))))
0.035 * * [simplify]: iteration  0 :  11  enodes  (cost  12 )
0.037 * * [simplify]: iteration  1 :  26  enodes  (cost  11 )
0.040 * * [simplify]: iteration  2 :  53  enodes  (cost  11 )
0.046 * * [simplify]: iteration  3 :  101  enodes  (cost  11 )
0.065 * * [simplify]: iteration  4 :  194  enodes  (cost  11 )
0.094 * * [simplify]: iteration  5 :  290  enodes  (cost  11 )
0.137 * * [simplify]: iteration  6 :  393  enodes  (cost  11 )
0.203 * * [simplify]: iteration  7 :  540  enodes  (cost  11 )