0.125 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.040 * * * [progress]: [2/2] Setting up program.
0.044 * [progress]: [Phase 2 of 3] Improving.
0.044 * [simplify]: Simplifying:
  (- (exp (* a x)) 1.0)
0.044 * * [simplify]: iteration 0: 6 enodes
0.046 * * [simplify]: iteration 1: 11 enodes
0.048 * * [simplify]: iteration 2: 18 enodes
0.050 * * [simplify]: iteration 3: 26 enodes
0.054 * * [simplify]: iteration 4: 49 enodes
0.064 * * [simplify]: iteration 5: 113 enodes
0.136 * * [simplify]: iteration 6: 440 enodes
1.053 * * [simplify]: iteration 7: 3255 enodes
2.272 * * [simplify]: iteration complete: 5002 enodes
2.272 * * [simplify]: Extracting #0: cost 1 inf + 0
2.272 * * [simplify]: Extracting #1: cost 4 inf + 0
2.273 * * [simplify]: Extracting #2: cost 164 inf + 3
2.275 * * [simplify]: Extracting #3: cost 889 inf + 8
2.278 * * [simplify]: Extracting #4: cost 1085 inf + 258
2.282 * * [simplify]: Extracting #5: cost 832 inf + 3781
2.286 * * [simplify]: Extracting #6: cost 219 inf + 16413
2.290 * * [simplify]: Extracting #7: cost 16 inf + 19087
2.299 * * [simplify]: Extracting #8: cost 0 inf + 18478
2.302 * * [simplify]: Extracting #9: cost 0 inf + 18420
2.306 * [simplify]: Simplified to:
  (- (pow (exp a) x) 1.0)
2.311 * * [progress]: iteration 1 / 4
2.311 * * * [progress]: picking best candidate