13.214 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.048 * * * [progress]: [2/2] Setting up program.
0.051 * [progress]: [Phase 2 of 3] Improving.
0.051 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (* (sin x) (sin x)) (* (cos x) (cos x)))
0.053 * * [simplify]: iteration  0 :  11  enodes  (cost  7 )
0.054 * * [simplify]: iteration  1 :  18  enodes  (cost  7 )
0.055 * * [simplify]: iteration  2 :  33  enodes  (cost  7 )
0.056 * * [simplify]: iteration  3 :  59  enodes  (cost  7 )
0.058 * * [simplify]: iteration  4 :  130  enodes  (cost  7 )
0.060 * * [simplify]: iteration  5 :  208  enodes  (cost  7 )
0.063 * * [simplify]: iteration  6 :  394  enodes  (cost  7 )
0.072 * * [simplify]: iteration  7 :  1795  enodes  (cost  7 )
0.134 * * [simplify]: iteration  8 :  5002  enodes  (cost  7 )
0.134 * [simplify]: Simplified to:
   (- (* (sin x) (sin x)) (* (cos x) (cos x)))
0.135 * [progress]: [Phase 3 of 3] Extracting.
0.142 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (* (sin x) (sin x)) (* (cos x) (cos x)))
0.143 * * [simplify]: iteration  0 :  6  enodes  (cost  7 )
0.143 * [simplify]: Simplified to:
   (- (* (sin x) (sin x)) (* (cos x) (cos x)))
1.864 * [regime-testing]: End program error score: 0.4619086766732985