3.768 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.060 * * * [progress]: [2/2] Setting up program.
0.064 * [progress]: [Phase 2 of 3] Improving.
0.064 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (- (+ (+ (- (* 2.0 (pow x 2.0)) (* 3.0 xy)) (* 4.0 (pow y 2.0))) (* 6.0 x)) (* 3.0 y)) 4.0)
0.067 * * [simplify]: iteration  0 :  46  enodes  (cost  12 )
0.070 * * [simplify]: iteration  1 :  136  enodes  (cost  12 )
0.074 * * [simplify]: iteration  2 :  596  enodes  (cost  12 )
0.087 * * [simplify]: iteration  3 :  2188  enodes  (cost  11 )
0.126 * * [simplify]: iteration  4 :  5001  enodes  (cost  11 )
0.127 * [simplify]: Simplified to:
   (- (+ (* 6.0 x) (+ (* 4.0 (pow y 2.0)) (* 2.0 (pow x 2.0)))) (+ (* 3.0 (+ xy y)) 4.0))
0.137 * [progress]: [Phase 3 of 3] Extracting.
0.140 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (- (+ (+ (- (* 2.0 (pow x 2.0)) (* 3.0 xy)) (* 4.0 (pow y 2.0))) (* 6.0 x)) (* 3.0 y)) 4.0)
0.141 * * [simplify]: iteration  0 :  26  enodes  (cost  12 )
0.141 * * [simplify]: iteration  1 :  26  enodes  (cost  12 )
0.142 * [simplify]: Simplified to:
   (- (- (+ (+ (- (* 2.0 (pow x 2.0)) (* 3.0 xy)) (* 4.0 (pow y 2.0))) (* 6.0 x)) (* 3.0 y)) 4.0)
2.462 * [regime-testing]: End program error score: 0.07445742749102653