4.364 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.013 * * * [progress]: [2/2] Setting up program.
0.015 * [progress]: [Phase 2 of 3] Improving.
0.016 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (exp (neg x)) (+ 1.0 (exp (neg x))))
0.017 * * [simplify]: iteration  0 :  10  enodes  (cost  6 )
0.018 * * [simplify]: iteration  1 :  14  enodes  (cost  6 )
0.019 * * [simplify]: iteration  2 :  19  enodes  (cost  6 )
0.020 * * [simplify]: iteration  3 :  28  enodes  (cost  6 )
0.021 * * [simplify]: iteration  4 :  43  enodes  (cost  6 )
0.023 * * [simplify]: iteration  5 :  142  enodes  (cost  4 )
0.027 * * [simplify]: iteration  6 :  984  enodes  (cost  4 )
0.048 * * [simplify]: iteration  7 :  5001  enodes  (cost  4 )
0.048 * [simplify]: Simplified to:
   (/ 1 (+ 1 (* 1.0 (exp x))))
0.051 * [progress]: [Phase 3 of 3] Extracting.
0.051 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (/ (exp (neg x)) (+ 1.0 (exp (neg x)))))> #<alt (λ (x) (/ 1 (+ 1 (* 1.0 (exp x)))))>)
0.051 * * * [regime-changes]: Trying 4 branch expressions: ((neg x) (exp (neg x)) (/ (exp (neg x)) (+ 1.0 (exp (neg x)))) x)
0.051 * * * * [regimes]: Trying to branch on (neg x) from (#<alt (λ (x) (/ (exp (neg x)) (+ 1.0 (exp (neg x)))))> #<alt (λ (x) (/ 1 (+ 1 (* 1.0 (exp x)))))>)
0.076 * * * * [regimes]: Trying to branch on (exp (neg x)) from (#<alt (λ (x) (/ (exp (neg x)) (+ 1.0 (exp (neg x)))))> #<alt (λ (x) (/ 1 (+ 1 (* 1.0 (exp x)))))>)
0.099 * * * * [regimes]: Trying to branch on (/ (exp (neg x)) (+ 1.0 (exp (neg x)))) from (#<alt (λ (x) (/ (exp (neg x)) (+ 1.0 (exp (neg x)))))> #<alt (λ (x) (/ 1 (+ 1 (* 1.0 (exp x)))))>)
0.124 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (/ (exp (neg x)) (+ 1.0 (exp (neg x)))))> #<alt (λ (x) (/ 1 (+ 1 (* 1.0 (exp x)))))>)
0.146 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
0.146 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ 1 (+ 1 (* 1.0 (exp x))))
0.147 * * [simplify]: iteration  0 :  11  enodes  (cost  4 )
0.147 * * [simplify]: iteration  1 :  11  enodes  (cost  4 )
0.147 * [simplify]: Simplified to:
   (/ 1 (+ 1 (* 1.0 (exp x))))
0.755 * [regime-testing]: End program error score: 0.014648071634134556