25.759 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.031 * * * [progress]: [2/2] Setting up program.
0.034 * [progress]: [Phase 2 of 3] Improving.
0.034 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (- (* 2.0 x) x_prev) (* a (* dt dt)))
0.036 * * [simplify]: iteration  0 :  19  enodes  (cost  5 )
0.037 * * [simplify]: iteration  1 :  32  enodes  (cost  5 )
0.039 * * [simplify]: iteration  2 :  55  enodes  (cost  5 )
0.040 * * [simplify]: iteration  3 :  88  enodes  (cost  5 )
0.042 * * [simplify]: iteration  4 :  122  enodes  (cost  5 )
0.044 * * [simplify]: iteration  5 :  183  enodes  (cost  5 )
0.046 * * [simplify]: iteration  6 :  206  enodes  (cost  5 )
0.051 * * [simplify]: iteration  7 :  241  enodes  (cost  5 )
0.054 * * [simplify]: iteration  8 :  317  enodes  (cost  5 )
0.056 * * [simplify]: iteration  9 :  338  enodes  (cost  5 )
0.059 * * [simplify]: iteration  10 :  338  enodes  (cost  5 )
0.059 * [simplify]: Simplified to:
   (+ (- (* 2.0 x) x_prev) (* a (* dt dt)))
0.060 * [progress]: [Phase 3 of 3] Extracting.
0.063 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (- (* 2.0 x) x_prev) (* a (* dt dt)))
0.063 * * [simplify]: iteration  0 :  13  enodes  (cost  5 )
0.063 * * [simplify]: iteration  1 :  13  enodes  (cost  5 )
0.063 * [simplify]: Simplified to:
   (+ (- (* 2.0 x) x_prev) (* a (* dt dt)))
1.143 * [regime-testing]: End program error score: 5.705818851437286