0.002 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.094 * * * [progress]: [2/2] Setting up program.
0.095 * [progress]: [Phase 2 of 3] Improving.
0.096 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (x) (log (+ 1 x)))>
0.096 * [simplify]: Simplifying:
  (log (+ 1 x))
0.096 * * [simplify]: iteration 1: (4 enodes)
0.097 * * [simplify]: iteration 2: (16 enodes)
0.100 * * [simplify]: iteration 3: (18 enodes)
0.102 * * [simplify]: Extracting #0: cost 1 inf + 0
0.102 * * [simplify]: Extracting #1: cost 4 inf + 0
0.102 * * [simplify]: Extracting #2: cost 3 inf + 183
0.102 * * [simplify]: Extracting #3: cost 2 inf + 184
0.102 * * [simplify]: Extracting #4: cost 0 inf + 268
0.102 * [simplify]: Simplified to:
  (log1p x)
0.107 * * [progress]: iteration 1 / 4
0.107 * * * [progress]: picking best candidate
0.109 * * * * [pick]: Picked  #<alt (λ (x) (log1p x))>
0.109 * * * [progress]: localizing error
0.112 * * * [progress]: generating rewritten candidates
0.112 * * * [progress]: generating series expansions
0.112 * * * [progress]: simplifying candidates
0.112 * [simplify]: Simplifying:
  
0.112 * * [simplify]: iteration 1: (0 enodes)
0.112 * * [simplify]: Extracting #0: cost 0 inf + 0
0.112 * [simplify]: Simplified to:
  
0.112 * * * [progress]: adding candidates to table
0.113 * [progress]: [Phase 3 of 3] Extracting.
0.116 * [simplify]: Simplifying:
  (log1p x)
0.116 * * [simplify]: iteration 1: (2 enodes)
0.116 * * [simplify]: Extracting #0: cost 1 inf + 0
0.116 * * [simplify]: Extracting #1: cost 2 inf + 0
0.116 * * [simplify]: Extracting #2: cost 1 inf + 1
0.116 * * [simplify]: Extracting #3: cost 0 inf + 92
0.116 * [simplify]: Simplified to:
  (log1p x)
3.847 * [regime-testing]: Baseline error score: 0.0006250781347668458
3.851 * [regime-testing]: Oracle error score: 0.0006250781347668458
3.852 * [regime-testing]: End program error score: 0.0006250781347668458
3.894 * [regime-testing]: Target error score: 0.30330460710374635