4.274 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.018 * * * [progress]: [2/2] Setting up program.
0.020 * [progress]: [Phase 2 of 3] Improving.
0.021 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (neg (exp (/ (neg (exp2 x)) 2.0))) (sqrt (* 2.0 PI)))
0.022 * * [simplify]: iteration  0 :  16  enodes  (cost  8 )
0.023 * * [simplify]: iteration  1 :  19  enodes  (cost  8 )
0.024 * * [simplify]: iteration  2 :  25  enodes  (cost  8 )
0.025 * * [simplify]: iteration  3 :  31  enodes  (cost  7 )
0.026 * * [simplify]: iteration  4 :  36  enodes  (cost  7 )
0.027 * * [simplify]: iteration  5 :  41  enodes  (cost  7 )
0.029 * * [simplify]: iteration  6 :  65  enodes  (cost  7 )
0.030 * * [simplify]: iteration  7 :  103  enodes  (cost  7 )
0.032 * * [simplify]: iteration  8 :  238  enodes  (cost  7 )
0.042 * * [simplify]: iteration  9 :  1550  enodes  (cost  7 )
0.152 * * [simplify]: iteration  10 :  5001  enodes  (cost  7 )
0.153 * [simplify]: Simplified to:
   (/ -1 (* (sqrt (* 2.0 PI)) (exp (/ (exp2 x) 2.0))))
0.156 * [progress]: [Phase 3 of 3] Extracting.
0.156 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (/ (neg (exp (/ (neg (exp2 x)) 2.0))) (sqrt (* 2.0 PI))))> #<alt (λ (x) (/ -1 (* (sqrt (* 2.0 PI)) (exp (/ (exp2 x) 2.0)))))>)
0.156 * * * [regime-changes]: Trying 7 branch expressions: ((exp2 x) (neg (exp2 x)) (/ (neg (exp2 x)) 2.0) (exp (/ (neg (exp2 x)) 2.0)) (neg (exp (/ (neg (exp2 x)) 2.0))) (/ (neg (exp (/ (neg (exp2 x)) 2.0))) (sqrt (* 2.0 PI))) x)
0.156 * * * * [regimes]: Trying to branch on (exp2 x) from (#<alt (λ (x) (/ (neg (exp (/ (neg (exp2 x)) 2.0))) (sqrt (* 2.0 PI))))> #<alt (λ (x) (/ -1 (* (sqrt (* 2.0 PI)) (exp (/ (exp2 x) 2.0)))))>)
0.185 * * * * [regimes]: Trying to branch on (neg (exp2 x)) from (#<alt (λ (x) (/ (neg (exp (/ (neg (exp2 x)) 2.0))) (sqrt (* 2.0 PI))))> #<alt (λ (x) (/ -1 (* (sqrt (* 2.0 PI)) (exp (/ (exp2 x) 2.0)))))>)
0.209 * * * * [regimes]: Trying to branch on (/ (neg (exp2 x)) 2.0) from (#<alt (λ (x) (/ (neg (exp (/ (neg (exp2 x)) 2.0))) (sqrt (* 2.0 PI))))> #<alt (λ (x) (/ -1 (* (sqrt (* 2.0 PI)) (exp (/ (exp2 x) 2.0)))))>)
0.236 * * * * [regimes]: Trying to branch on (exp (/ (neg (exp2 x)) 2.0)) from (#<alt (λ (x) (/ (neg (exp (/ (neg (exp2 x)) 2.0))) (sqrt (* 2.0 PI))))> #<alt (λ (x) (/ -1 (* (sqrt (* 2.0 PI)) (exp (/ (exp2 x) 2.0)))))>)
0.264 * * * * [regimes]: Trying to branch on (neg (exp (/ (neg (exp2 x)) 2.0))) from (#<alt (λ (x) (/ (neg (exp (/ (neg (exp2 x)) 2.0))) (sqrt (* 2.0 PI))))> #<alt (λ (x) (/ -1 (* (sqrt (* 2.0 PI)) (exp (/ (exp2 x) 2.0)))))>)
0.294 * * * * [regimes]: Trying to branch on (/ (neg (exp (/ (neg (exp2 x)) 2.0))) (sqrt (* 2.0 PI))) from (#<alt (λ (x) (/ (neg (exp (/ (neg (exp2 x)) 2.0))) (sqrt (* 2.0 PI))))> #<alt (λ (x) (/ -1 (* (sqrt (* 2.0 PI)) (exp (/ (exp2 x) 2.0)))))>)
0.326 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (/ (neg (exp (/ (neg (exp2 x)) 2.0))) (sqrt (* 2.0 PI))))> #<alt (λ (x) (/ -1 (* (sqrt (* 2.0 PI)) (exp (/ (exp2 x) 2.0)))))>)
0.352 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.352 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (neg (exp (/ (neg (exp2 x)) 2.0))) (sqrt (* 2.0 PI)))
0.353 * * [simplify]: iteration  0 :  16  enodes  (cost  8 )
0.353 * * [simplify]: iteration  1 :  16  enodes  (cost  8 )
0.353 * [simplify]: Simplified to:
   (/ (neg (exp (/ (neg (exp2 x)) 2.0))) (sqrt (* 2.0 PI)))
1.179 * [regime-testing]: End program error score: 0.502038741213275