3.019 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.403 * * * [progress]: [2/2] Setting up program.
0.408 * [progress]: [Phase 2 of 3] Improving.
0.408 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (+ (+ (- (* (* (neg 0.5) x) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0) (+ (+ (- (* (neg 0.5) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0))
0.410 * * [simplify]: iteration  0 :  50  enodes  (cost  28 )
0.412 * * [simplify]: iteration  1 :  127  enodes  (cost  28 )
0.415 * * [simplify]: iteration  2 :  325  enodes  (cost  28 )
0.422 * * [simplify]: iteration  3 :  744  enodes  (cost  28 )
0.438 * * [simplify]: iteration  4 :  2348  enodes  (cost  27 )
0.483 * * [simplify]: iteration  5 :  5001  enodes  (cost  27 )
0.483 * [simplify]: Simplified to:
   (neg (/ (+ (* 0.5 (* x (sin x))) (- (* 3.0 (pow (cos (* 0.5 x)) 2.0)) (+ (* 2.0 (cos (* 0.5 x))) 1.0))) (- (+ (* 2.0 (cos (* 0.5 x))) 1.0) (+ (* 0.5 (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))))))
0.489 * [progress]: [Phase 3 of 3] Extracting.
0.489 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (/ (+ (+ (- (* (* (neg 0.5) x) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0) (+ (+ (- (* (neg 0.5) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0)))> #<alt (λ (x) (neg (/ (+ (* 0.5 (* x (sin x))) (- (* 3.0 (pow (cos (* 0.5 x)) 2.0)) (+ (* 2.0 (cos (* 0.5 x))) 1.0))) (- (+ (* 2.0 (cos (* 0.5 x))) 1.0) (+ (* 0.5 (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0)))))))>)
0.490 * * * [regime-changes]: Trying 2 branch expressions: ((/ (+ (+ (- (* (* (neg 0.5) x) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0) (+ (+ (- (* (neg 0.5) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0)) x)
0.490 * * * * [regimes]: Trying to branch on (/ (+ (+ (- (* (* (neg 0.5) x) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0) (+ (+ (- (* (neg 0.5) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0)) from (#<alt (λ (x) (/ (+ (+ (- (* (* (neg 0.5) x) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0) (+ (+ (- (* (neg 0.5) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0)))> #<alt (λ (x) (neg (/ (+ (* 0.5 (* x (sin x))) (- (* 3.0 (pow (cos (* 0.5 x)) 2.0)) (+ (* 2.0 (cos (* 0.5 x))) 1.0))) (- (+ (* 2.0 (cos (* 0.5 x))) 1.0) (+ (* 0.5 (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0)))))))>)
0.550 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (/ (+ (+ (- (* (* (neg 0.5) x) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0) (+ (+ (- (* (neg 0.5) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0)))> #<alt (λ (x) (neg (/ (+ (* 0.5 (* x (sin x))) (- (* 3.0 (pow (cos (* 0.5 x)) 2.0)) (+ (* 2.0 (cos (* 0.5 x))) 1.0))) (- (+ (* 2.0 (cos (* 0.5 x))) 1.0) (+ (* 0.5 (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0)))))))>)
0.575 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.575 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (+ (+ (- (* (* (neg 0.5) x) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0) (+ (+ (- (* (neg 0.5) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0))
0.576 * * [simplify]: iteration  0 :  35  enodes  (cost  28 )
0.576 * * [simplify]: iteration  1 :  46  enodes  (cost  28 )
0.577 * * [simplify]: iteration  2 :  49  enodes  (cost  28 )
0.577 * * [simplify]: iteration  3 :  49  enodes  (cost  28 )
0.577 * [simplify]: Simplified to:
   (/ (+ (+ (- (* (* (neg 0.5) x) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0) (+ (+ (- (* (neg 0.5) (sin x)) (* 3.0 (pow (cos (* 0.5 x)) 2.0))) (* 2.0 (cos (* 0.5 x)))) 1.0))
13.828 * [regime-testing]: End program error score: 32.15862435433882