18.813 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.017 * * * [progress]: [2/2] Setting up program.
0.019 * [progress]: [Phase 2 of 3] Improving.
0.020 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ y (- (* x y) (* z z)))
0.021 * * [simplify]: iteration  0 :  10  enodes  (cost  4 )
0.022 * * [simplify]: iteration  1 :  14  enodes  (cost  4 )
0.023 * * [simplify]: iteration  2 :  14  enodes  (cost  4 )
0.023 * [simplify]: Simplified to:
   (/ y (- (* x y) (* z z)))
0.024 * [progress]: [Phase 3 of 3] Extracting.
0.026 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ y (- (* x y) (* z z)))
0.027 * * [simplify]: iteration  0 :  8  enodes  (cost  4 )
0.027 * * [simplify]: iteration  1 :  8  enodes  (cost  4 )
0.027 * [simplify]: Simplified to:
   (/ y (- (* x y) (* z z)))
0.758 * [regime-testing]: End program error score: 12.043134233710674