6.473 * [progress]: [Phase 1 of 3] Setting up.
0.000 * * * [progress]: [1/2] Preparing points
0.018 * * * [progress]: [2/2] Setting up program.
0.021 * [progress]: [Phase 2 of 3] Improving.
0.021 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (+ (+ (+ a b) c) d) 4.0)
0.023 * * [simplify]: iteration  0 :  16  enodes  (cost  4 )
0.024 * * [simplify]: iteration  1 :  38  enodes  (cost  4 )
0.025 * * [simplify]: iteration  2 :  71  enodes  (cost  4 )
0.026 * * [simplify]: iteration  3 :  88  enodes  (cost  4 )
0.028 * * [simplify]: iteration  4 :  88  enodes  (cost  4 )
0.028 * [simplify]: Simplified to:
   (/ (+ (+ (+ a b) c) d) 4.0)
0.028 * [progress]: [Phase 3 of 3] Extracting.
0.031 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (+ (+ (+ a b) c) d) 4.0)
0.032 * * [simplify]: iteration  0 :  12  enodes  (cost  4 )
0.032 * * [simplify]: iteration  1 :  12  enodes  (cost  4 )
0.032 * [simplify]: Simplified to:
   (/ (+ (+ (+ a b) c) d) 4.0)
0.970 * [regime-testing]: End program error score: 0.0010001250156269534