0.773 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.119 * * * [progress]: [2/2] Setting up program.
0.122 * [progress]: [Phase 2 of 3] Improving.
0.122 * [simplify]: Simplifying:
  (log (+ x (sqrt (+ (* x x) 1.0))))