2.824 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.037 * * * [progress]: [2/2] Setting up program.
0.051 * [progress]: [Phase 2 of 3] Improving.
0.051 * [simplify]: Simplifying:
  (/ (* 4.0 (- (- x y) (* z 0.5))) z)
0.052 * * [simplify]: iteration 0: 10 enodes
0.055 * * [simplify]: iteration 1: 20 enodes
0.062 * * [simplify]: iteration 2: 47 enodes
0.079 * * [simplify]: iteration 3: 138 enodes
0.128 * * [simplify]: iteration 4: 375 enodes
0.409 * * [simplify]: iteration 5: 1379 enodes
1.588 * * [simplify]: iteration complete: 5001 enodes
1.589 * * [simplify]: Extracting #0: cost 1 inf + 0
1.589 * * [simplify]: Extracting #1: cost 254 inf + 0
1.592 * * [simplify]: Extracting #2: cost 1027 inf + 112
1.597 * * [simplify]: Extracting #3: cost 801 inf + 4350
1.602 * * [simplify]: Extracting #4: cost 36 inf + 8911
1.611 * * [simplify]: Extracting #5: cost 0 inf + 9095
1.615 * [simplify]: Simplified to:
  (* (/ 4.0 z) (- x (fma 0.5 z y)))
1.620 * * [progress]: iteration 1 / 4
1.620 * * * [progress]: picking best candidate