2.412 * [progress]: [Phase 1 of 3] Setting up.
0.000 * * * [progress]: [1/2] Preparing points
0.037 * * * [progress]: [2/2] Setting up program.
0.040 * [progress]: [Phase 2 of 3] Improving.
0.040 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (acos (/ x y)) (sqrt (- (* y y) (* x x))))
0.042 * * [simplify]: iteration  0 :  14  enodes  (cost  7 )
0.043 * * [simplify]: iteration  1 :  21  enodes  (cost  7 )
0.044 * * [simplify]: iteration  2 :  36  enodes  (cost  7 )
0.045 * * [simplify]: iteration  3 :  62  enodes  (cost  7 )
0.047 * * [simplify]: iteration  4 :  133  enodes  (cost  7 )
0.049 * * [simplify]: iteration  5 :  211  enodes  (cost  7 )
0.052 * * [simplify]: iteration  6 :  397  enodes  (cost  7 )
0.060 * * [simplify]: iteration  7 :  1798  enodes  (cost  7 )
0.113 * * [simplify]: iteration  8 :  5001  enodes  (cost  7 )
0.114 * [simplify]: Simplified to:
   (/ (acos (/ x y)) (sqrt (- (* y y) (* x x))))
0.114 * [progress]: [Phase 3 of 3] Extracting.
0.117 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (acos (/ x y)) (sqrt (- (* y y) (* x x))))
0.117 * * [simplify]: iteration  0 :  9  enodes  (cost  7 )
0.117 * [simplify]: Simplified to:
   (/ (acos (/ x y)) (sqrt (- (* y y) (* x x))))
1.450 * [regime-testing]: End program error score: 30.554097648713462