40.611 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.019 * * * [progress]: [2/2] Setting up program.
0.024 * [progress]: [Phase 2 of 3] Improving.
0.024 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (x) (/ 2 (+ (exp x) (exp (- x)))))>
0.024 * [simplify]: Simplifying:
  (/ 2 (+ (exp x) (exp (- x))))
0.024 * * [simplify]: iteration 1: (7 enodes)
0.027 * * [simplify]: iteration 2: (10 enodes)
0.029 * * [simplify]: Extracting #0: cost 1 inf + 0
0.029 * * [simplify]: Extracting #1: cost 3 inf + 0
0.029 * * [simplify]: Extracting #2: cost 4 inf + 1
0.030 * * [simplify]: Extracting #3: cost 7 inf + 1
0.030 * * [simplify]: Extracting #4: cost 0 inf + 709
0.030 * [simplify]: Simplified to:
  (/ 2 (+ (exp x) (exp (- x))))
0.035 * * [progress]: iteration 1 / 4
0.035 * * * [progress]: picking best candidate
0.040 * * * * [pick]: Picked  #<alt (λ (x) (/ 2 (+ (exp x) (exp (- x)))))>
0.040 * * * [progress]: localizing error
0.064 * * * [progress]: generating rewritten candidates
0.064 * * * [progress]: generating series expansions
0.064 * * * [progress]: simplifying candidates
0.064 * [simplify]: Simplifying:
  
0.064 * * [simplify]: iteration 1: (0 enodes)
0.064 * * [simplify]: Extracting #0: cost 0 inf + 0
0.065 * [simplify]: Simplified to:
  
0.065 * * * [progress]: adding candidates to table
0.065 * [progress]: [Phase 3 of 3] Extracting.
0.070 * [simplify]: Simplifying:
  (/ 2 (+ (exp x) (exp (- x))))
0.070 * * [simplify]: iteration 1: (7 enodes)
0.071 * * [simplify]: iteration 2: (8 enodes)
0.071 * * [simplify]: Extracting #0: cost 1 inf + 0
0.071 * * [simplify]: Extracting #1: cost 3 inf + 0
0.071 * * [simplify]: Extracting #2: cost 4 inf + 1
0.071 * * [simplify]: Extracting #3: cost 6 inf + 1
0.072 * * [simplify]: Extracting #4: cost 0 inf + 708
0.072 * [simplify]: Simplified to:
  (/ 2 (+ (exp x) (exp (- x))))
1.420 * [regime-testing]: Baseline error score: 0.0076990826979273855
1.422 * [regime-testing]: Oracle error score: 0.0076990826979273855
1.422 * [regime-testing]: End program error score: 0.0076990826979273855