22.237 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.177 * * * [progress]: [2/2] Setting up program.
0.181 * [progress]: [Phase 2 of 3] Improving.
0.181 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (- (- 1.0 (exp (* (neg 2.0) x))) (* (* 2.0 x) (exp (neg x)))) (* 2.0 (pow x 3.0)))
0.183 * * [simplify]: iteration  0 :  43  enodes  (cost  12 )
0.184 * * [simplify]: iteration  1 :  139  enodes  (cost  12 )
0.187 * * [simplify]: iteration  2 :  559  enodes  (cost  12 )
0.200 * * [simplify]: iteration  3 :  3514  enodes  (cost  12 )
0.276 * * [simplify]: iteration  4 :  5001  enodes  (cost  12 )
0.276 * [simplify]: Simplified to:
   (/ (- (- 1.0 (exp (* (neg 2.0) x))) (* (* 2.0 x) (exp (neg x)))) (* 2.0 (pow x 3.0)))
0.276 * [progress]: [Phase 3 of 3] Extracting.
0.279 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (- (- 1.0 (exp (* (neg 2.0) x))) (* (* 2.0 x) (exp (neg x)))) (* 2.0 (pow x 3.0)))
0.280 * * [simplify]: iteration  0 :  21  enodes  (cost  12 )
0.280 * * [simplify]: iteration  1 :  23  enodes  (cost  12 )
0.280 * * [simplify]: iteration  2 :  23  enodes  (cost  12 )
0.281 * [simplify]: Simplified to:
   (/ (- (- 1.0 (exp (* (neg 2.0) x))) (* (* 2.0 x) (exp (neg x)))) (* 2.0 (pow x 3.0)))
5.766 * [regime-testing]: End program error score: 42.13337975659161