16.417 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.174 * * * [progress]: [2/2] Setting up program.
0.178 * [progress]: [Phase 2 of 3] Improving.
0.178 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (/ (* 2.0 (exp (* 2.0 x))) (pow (+ 1.0 (exp x)) 3.0)) (/ (exp x) (pow (+ 1.0 (exp x)) 2.0)))
0.180 * * [simplify]: iteration  0 :  30  enodes  (cost  13 )
0.182 * * [simplify]: iteration  1 :  60  enodes  (cost  13 )
0.183 * * [simplify]: iteration  2 :  153  enodes  (cost  13 )
0.186 * * [simplify]: iteration  3 :  595  enodes  (cost  13 )
0.200 * * [simplify]: iteration  4 :  3919  enodes  (cost  13 )
0.268 * * [simplify]: iteration  5 :  5001  enodes  (cost  13 )
0.268 * [simplify]: Simplified to:
   (- (/ (* 2.0 (exp (* 2.0 x))) (pow (+ 1.0 (exp x)) 3.0)) (/ (exp x) (pow (+ 1.0 (exp x)) 2.0)))
0.269 * [progress]: [Phase 3 of 3] Extracting.
0.272 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (/ (* 2.0 (exp (* 2.0 x))) (pow (+ 1.0 (exp x)) 3.0)) (/ (exp x) (pow (+ 1.0 (exp x)) 2.0)))
0.272 * * [simplify]: iteration  0 :  17  enodes  (cost  13 )
0.273 * * [simplify]: iteration  1 :  17  enodes  (cost  13 )
0.273 * [simplify]: Simplified to:
   (- (/ (* 2.0 (exp (* 2.0 x))) (pow (+ 1.0 (exp x)) 3.0)) (/ (exp x) (pow (+ 1.0 (exp x)) 2.0)))
4.752 * [regime-testing]: End program error score: 39.41077315543611