0.950 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.053 * * * [progress]: [2/2] Setting up program.
0.059 * [progress]: [Phase 2 of 3] Improving.
0.059 * [simplify]: Simplifying:
  (- (sqrt (+ x 1.0)) (sqrt x))
0.059 * * [simplify]: iteration 0: 6 enodes
0.061 * * [simplify]: iteration 1: 9 enodes
0.063 * * [simplify]: iteration 2: 10 enodes
0.065 * * [simplify]: iteration complete: 10 enodes
0.065 * * [simplify]: Extracting #0: cost 1 inf + 0
0.065 * * [simplify]: Extracting #1: cost 4 inf + 0
0.065 * * [simplify]: Extracting #2: cost 6 inf + 0
0.066 * * [simplify]: Extracting #3: cost 6 inf + 1
0.066 * * [simplify]: Extracting #4: cost 0 inf + 21
0.066 * [simplify]: Simplified to:
  (- (sqrt (+ 1.0 x)) (sqrt x))
0.074 * * [progress]: iteration 1 / 4
0.074 * * * [progress]: picking best candidate