19.601 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.077 * * * [progress]: [2/2] Setting up program.
0.081 * [progress]: [Phase 2 of 3] Improving.
0.082 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (pow (cos (/ x 2.0)) 2.0)
0.084 * * [simplify]: iteration  0 :  9  enodes  (cost  3 )
0.086 * * [simplify]: iteration  1 :  14  enodes  (cost  3 )
0.087 * * [simplify]: iteration  2 :  31  enodes  (cost  3 )
0.089 * * [simplify]: iteration  3 :  77  enodes  (cost  3 )
0.093 * * [simplify]: iteration  4 :  242  enodes  (cost  3 )
0.101 * * [simplify]: iteration  5 :  1235  enodes  (cost  3 )
0.129 * * [simplify]: iteration  6 :  4946  enodes  (cost  3 )
0.266 * * [simplify]: iteration  7 :  5001  enodes  (cost  3 )
0.267 * [simplify]: Simplified to:
   (pow (cos (/ x 2.0)) 2.0)
0.267 * [progress]: [Phase 3 of 3] Extracting.
0.269 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (pow (cos (/ x 2.0)) 2.0)
0.270 * * [simplify]: iteration  0 :  5  enodes  (cost  3 )
0.270 * [simplify]: Simplified to:
   (pow (cos (/ x 2.0)) 2.0)
1.974 * [regime-testing]: End program error score: 0.2372020190048995