3.846 * [progress]: [Phase 1 of 3] Setting up.
0.000 * * * [progress]: [1/2] Preparing points
0.071 * * * [progress]: [2/2] Setting up program.
0.074 * [progress]: [Phase 2 of 3] Improving.
0.074 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (sqrt (/ (- 1.0 (sqrt (- 1.0 (exp2 x)))) 2.0))
0.076 * * [simplify]: iteration  0 :  16  enodes  (cost  6 )
0.077 * * [simplify]: iteration  1 :  20  enodes  (cost  6 )
0.078 * * [simplify]: iteration  2 :  22  enodes  (cost  6 )
0.078 * * [simplify]: iteration  3 :  22  enodes  (cost  6 )
0.079 * [simplify]: Simplified to:
   (sqrt (/ (- 1.0 (sqrt (- 1.0 (exp2 x)))) 2.0))
0.079 * [progress]: [Phase 3 of 3] Extracting.
0.081 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (sqrt (/ (- 1.0 (sqrt (- 1.0 (exp2 x)))) 2.0))
0.082 * * [simplify]: iteration  0 :  9  enodes  (cost  6 )
0.082 * [simplify]: Simplified to:
   (sqrt (/ (- 1.0 (sqrt (- 1.0 (exp2 x)))) 2.0))
2.359 * [regime-testing]: End program error score: 0.7347340034500798