3.621 * [progress]: [Phase 1 of 3] Setting up.
0.000 * * * [progress]: [1/2] Preparing points
0.060 * * * [progress]: [2/2] Setting up program.
0.062 * [progress]: [Phase 2 of 3] Improving.
0.062 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log (+ 1.0 y)) (* y x))
0.064 * * [simplify]: iteration  0 :  11  enodes  (cost  4 )
0.065 * * [simplify]: iteration  1 :  18  enodes  (cost  4 )
0.066 * * [simplify]: iteration  2 :  18  enodes  (cost  4 )
0.066 * [simplify]: Simplified to:
   (- (log (+ 1.0 y)) (* y x))
0.067 * [progress]: [Phase 3 of 3] Extracting.
0.069 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log (+ 1.0 y)) (* y x))
0.070 * * [simplify]: iteration  0 :  9  enodes  (cost  4 )
0.070 * * [simplify]: iteration  1 :  9  enodes  (cost  4 )
0.070 * [simplify]: Simplified to:
   (- (log (+ 1.0 y)) (* y x))
2.168 * [regime-testing]: End program error score: 21.3887923855384