52.852 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.019 * * * [progress]: [2/2] Setting up program.
0.023 * [progress]: [Phase 2 of 3] Improving.
0.023 * [simplify]: Simplifying:
  (* (/ 1.0 2.0) (+ x y))
0.023 * * [simplify]: iteration 0: 7 enodes
0.024 * * [simplify]: iteration 1: 17 enodes
0.027 * * [simplify]: iteration 2: 35 enodes
0.031 * * [simplify]: iteration 3: 43 enodes
0.036 * * [simplify]: iteration 4: 49 enodes
0.044 * * [simplify]: iteration 5: 56 enodes
0.057 * * [simplify]: iteration 6: 57 enodes
0.063 * * [simplify]: iteration complete: 57 enodes
0.063 * * [simplify]: Extracting #0: cost 1 inf + 0
0.063 * * [simplify]: Extracting #1: cost 12 inf + 0
0.063 * * [simplify]: Extracting #2: cost 18 inf + 2
0.064 * * [simplify]: Extracting #3: cost 10 inf + 24
0.064 * * [simplify]: Extracting #4: cost 1 inf + 67
0.064 * * [simplify]: Extracting #5: cost 0 inf + 70
0.064 * [simplify]: Simplified to:
  (* 1.0 (/ (+ x y) 2.0))
0.068 * * [progress]: iteration 1 / 4
0.068 * * * [progress]: picking best candidate
0.071 * * * * [pick]: Picked  #<alt (λ (x y) (* 1.0 (/ (+ x y) 2.0)))>
0.071 * * * [progress]: localizing error
0.078 * * * [progress]: generating rewritten candidates
0.078 * * * [progress]: generating series expansions
0.078 * * * [progress]: simplifying candidates
0.078 * [simplify]: Simplifying:
  
0.078 * * [simplify]: iteration 0: 0 enodes
0.078 * * [simplify]: iteration complete: 0 enodes
0.078 * * [simplify]: Extracting #0: cost 0 inf + 0
0.078 * [simplify]: Simplified to:
  
0.078 * * * [progress]: adding candidates to table
0.079 * [progress]: [Phase 3 of 3] Extracting.
0.082 * [simplify]: Simplifying:
  (* 1.0 (/ (+ x y) 2.0))
0.082 * * [simplify]: iteration 0: 7 enodes
0.082 * * [simplify]: iteration 1: 9 enodes
0.083 * * [simplify]: iteration complete: 9 enodes
0.083 * * [simplify]: Extracting #0: cost 1 inf + 0
0.083 * * [simplify]: Extracting #1: cost 3 inf + 0
0.083 * * [simplify]: Extracting #2: cost 4 inf + 1
0.083 * * [simplify]: Extracting #3: cost 5 inf + 2
0.083 * * [simplify]: Extracting #4: cost 0 inf + 19
0.083 * [simplify]: Simplified to:
  (* (/ (+ x y) 2.0) 1.0)
0.924 * [regime-testing]: Baseline error score: 0
0.941 * [regime-testing]: Oracle error score: 0
0.941 * [regime-testing]: End program error score: 0
1.098 * [regime-testing]: Target error score: 0