4.677 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.064 * * * [progress]: [2/2] Setting up program.
0.068 * [progress]: [Phase 2 of 3] Improving.
0.069 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (+ (- (+ (- (* x1 y2) (* y1 x2)) (* y1 x3)) (* x1 y3)) (* x2 y3)) (* x3 y2))
0.070 * * [simplify]: iteration  0 :  39  enodes  (cost  11 )
0.072 * * [simplify]: iteration  1 :  124  enodes  (cost  10 )
0.075 * * [simplify]: iteration  2 :  535  enodes  (cost  9 )
0.084 * * [simplify]: iteration  3 :  2086  enodes  (cost  9 )
0.116 * * [simplify]: iteration  4 :  5001  enodes  (cost  8 )
0.116 * [simplify]: Simplified to:
   (+ (* x2 (- y3 y1)) (+ (* x1 (- y2 y3)) (* x3 (- y1 y2))))
0.122 * [progress]: [Phase 3 of 3] Extracting.
0.126 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (+ (- (+ (- (* x1 y2) (* y1 x2)) (* y1 x3)) (* x1 y3)) (* x2 y3)) (* x3 y2))
0.126 * * [simplify]: iteration  0 :  25  enodes  (cost  11 )
0.127 * * [simplify]: iteration  1 :  25  enodes  (cost  11 )
0.127 * [simplify]: Simplified to:
   (- (+ (- (+ (- (* x1 y2) (* y1 x2)) (* y1 x3)) (* x1 y3)) (* x2 y3)) (* x3 y2))
2.322 * [regime-testing]: End program error score: 0.036348904550839285