0.742 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.113 * * * [progress]: [2/2] Setting up program.
0.118 * [progress]: [Phase 2 of 3] Improving.
0.120 * [simplify]: Simplifying:
  (- (+ (+ x y) z) (+ x (+ y z)))