2.893 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.051 * * * [progress]: [2/2] Setting up program.
0.054 * [progress]: [Phase 2 of 3] Improving.
0.055 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (+ (sqrt (+ (pow (- x y) 2.0) 4.0)) (- x y)) 2.0)
0.057 * * [simplify]: iteration  0 :  20  enodes  (cost  7 )
0.058 * * [simplify]: iteration  1 :  35  enodes  (cost  7 )
0.059 * * [simplify]: iteration  2 :  68  enodes  (cost  7 )
0.060 * * [simplify]: iteration  3 :  126  enodes  (cost  7 )
0.063 * * [simplify]: iteration  4 :  311  enodes  (cost  7 )
0.070 * * [simplify]: iteration  5 :  1342  enodes  (cost  7 )
0.096 * * [simplify]: iteration  6 :  5001  enodes  (cost  7 )
0.096 * [simplify]: Simplified to:
   (/ (+ (sqrt (+ (pow (- x y) 2.0) 4.0)) (- x y)) 2.0)
0.096 * [progress]: [Phase 3 of 3] Extracting.
0.099 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (+ (sqrt (+ (pow (- x y) 2.0) 4.0)) (- x y)) 2.0)
0.100 * * [simplify]: iteration  0 :  12  enodes  (cost  7 )
0.100 * * [simplify]: iteration  1 :  12  enodes  (cost  7 )
0.100 * [simplify]: Simplified to:
   (/ (+ (sqrt (+ (pow (- x y) 2.0) 4.0)) (- x y)) 2.0)
1.685 * [regime-testing]: End program error score: 37.415521848711855