0.520 * [progress]: [Phase 1 of 3] Setting up.
0.003 * * * [progress]: [1/2] Preparing points
0.148 * * * [progress]: [2/2] Setting up program.
0.157 * [progress]: [Phase 2 of 3] Improving.
0.160 * [simplify]: Simplifying:
  (* 2.0 (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
0.161 * * [simplify]: iteration 0: 9 enodes
0.167 * * [simplify]: iteration 1: 16 enodes
0.171 * * [simplify]: iteration 2: 19 enodes
0.173 * * [simplify]: iteration 3: 21 enodes
0.175 * * [simplify]: iteration complete: 21 enodes
0.176 * * [simplify]: Extracting #0: cost 1 inf + 0
0.176 * * [simplify]: Extracting #1: cost 3 inf + 0
0.176 * * [simplify]: Extracting #2: cost 3 inf + 1
0.176 * * [simplify]: Extracting #3: cost 4 inf + 1
0.176 * * [simplify]: Extracting #4: cost 9 inf + 1
0.176 * * [simplify]: Extracting #5: cost 12 inf + 1
0.176 * * [simplify]: Extracting #6: cost 8 inf + 8
0.176 * * [simplify]: Extracting #7: cost 3 inf + 34
0.176 * * [simplify]: Extracting #8: cost 1 inf + 51
0.176 * * [simplify]: Extracting #9: cost 0 inf + 62
0.176 * [simplify]: Simplified to:
  (* (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))) 2.0)
0.183 * * [progress]: iteration 1 / 4
0.183 * * * [progress]: picking best candidate