19.455 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.127 * * * [progress]: [2/2] Setting up program.
0.131 * [progress]: [Phase 2 of 3] Improving.
0.131 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (x) (log (+ 1 x)))>
0.131 * [simplify]: Simplifying:
  (log (+ 1 x))
0.131 * * [simplify]: iteration 1: (4 enodes)
0.133 * * [simplify]: iteration 2: (6 enodes)
0.134 * * [simplify]: Extracting #0: cost 1 inf + 0
0.134 * * [simplify]: Extracting #1: cost 3 inf + 0
0.134 * * [simplify]: Extracting #2: cost 2 inf + 92
0.134 * * [simplify]: Extracting #3: cost 1 inf + 93
0.135 * * [simplify]: Extracting #4: cost 0 inf + 135
0.135 * [simplify]: Simplified to:
  (log1p x)
0.145 * * [progress]: iteration 1 / 4
0.145 * * * [progress]: picking best candidate
0.148 * * * * [pick]: Picked  #<alt (λ (x) (log1p x))>
0.148 * * * [progress]: localizing error
0.154 * * * [progress]: generating rewritten candidates
0.154 * * * [progress]: generating series expansions
0.154 * * * [progress]: simplifying candidates
0.155 * [simplify]: Simplifying:
  
0.155 * * [simplify]: iteration 1: (0 enodes)
0.155 * * [simplify]: Extracting #0: cost 0 inf + 0
0.155 * [simplify]: Simplified to:
  
0.155 * * * [progress]: adding candidates to table
0.156 * [progress]: [Phase 3 of 3] Extracting.
0.159 * [simplify]: Simplifying:
  (log1p x)
0.159 * * [simplify]: iteration 1: (2 enodes)
0.159 * * [simplify]: Extracting #0: cost 1 inf + 0
0.159 * * [simplify]: Extracting #1: cost 2 inf + 0
0.159 * * [simplify]: Extracting #2: cost 1 inf + 1
0.159 * * [simplify]: Extracting #3: cost 0 inf + 92
0.159 * [simplify]: Simplified to:
  (log1p x)
3.637 * [regime-testing]: Baseline error score: 0.0008751093886735842
3.639 * [regime-testing]: Oracle error score: 0.0008751093886735842
3.639 * [regime-testing]: End program error score: 0.0008751093886735842
3.687 * [regime-testing]: Target error score: 0.27948349449822113