9.024 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.047 * * * [progress]: [2/2] Setting up program.
0.050 * [progress]: [Phase 2 of 3] Improving.
0.050 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (sqrt (+ x 1.0)) (sqrt (- 1.0 x)))
0.052 * * [simplify]: iteration  0 :  12  enodes  (cost  5 )
0.053 * * [simplify]: iteration  1 :  14  enodes  (cost  5 )
0.054 * * [simplify]: iteration  2 :  14  enodes  (cost  5 )
0.054 * [simplify]: Simplified to:
   (- (sqrt (+ x 1.0)) (sqrt (- 1.0 x)))
0.055 * [progress]: [Phase 3 of 3] Extracting.
0.057 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (sqrt (+ x 1.0)) (sqrt (- 1.0 x)))
0.057 * * [simplify]: iteration  0 :  8  enodes  (cost  5 )
0.058 * * [simplify]: iteration  1 :  8  enodes  (cost  5 )
0.058 * [simplify]: Simplified to:
   (- (sqrt (+ x 1.0)) (sqrt (- 1.0 x)))
1.708 * [regime-testing]: End program error score: 58.62150242677657