10.254 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.046 * * * [progress]: [2/2] Setting up program.
0.050 * [progress]: [Phase 2 of 3] Improving.
0.050 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (+ (+ k0 (* x k1)) (* (* x x) k2)) (* (* (* x x) x) k3))
0.052 * * [simplify]: iteration  0 :  28  enodes  (cost  9 )
0.053 * * [simplify]: iteration  1 :  68  enodes  (cost  7 )
0.055 * * [simplify]: iteration  2 :  134  enodes  (cost  7 )
0.058 * * [simplify]: iteration  3 :  187  enodes  (cost  7 )
0.060 * * [simplify]: iteration  4 :  226  enodes  (cost  7 )
0.064 * * [simplify]: iteration  5 :  315  enodes  (cost  7 )
0.071 * * [simplify]: iteration  6 :  848  enodes  (cost  7 )
0.093 * * [simplify]: iteration  7 :  2511  enodes  (cost  7 )
0.179 * * [simplify]: iteration  8 :  5001  enodes  (cost  7 )
0.179 * [simplify]: Simplified to:
   (+ (* x k1) (+ k0 (* (* x x) (+ k2 (* x k3)))))
0.184 * [progress]: [Phase 3 of 3] Extracting.
0.184 * * [regime]: Finding splitpoints for: (#<alt (λ (k0 x k1 k2 k3) (+ (* x k1) (+ k0 (* (* x x) (+ k2 (* x k3))))))> #<alt (λ (k0 x k1 k2 k3) (+ (+ (+ k0 (* x k1)) (* (* x x) k2)) (* (* (* x x) x) k3)))>)
0.185 * * * [regime-changes]: Trying 6 branch expressions: ((+ (+ (+ k0 (* x k1)) (* (* x x) k2)) (* (* (* x x) x) k3)) k3 k2 k1 x k0)
0.185 * * * * [regimes]: Trying to branch on (+ (+ (+ k0 (* x k1)) (* (* x x) k2)) (* (* (* x x) x) k3)) from (#<alt (λ (k0 x k1 k2 k3) (+ (* x k1) (+ k0 (* (* x x) (+ k2 (* x k3))))))> #<alt (λ (k0 x k1 k2 k3) (+ (+ (+ k0 (* x k1)) (* (* x x) k2)) (* (* (* x x) x) k3)))>)
0.243 * * * * [regimes]: Trying to branch on k3 from (#<alt (λ (k0 x k1 k2 k3) (+ (* x k1) (+ k0 (* (* x x) (+ k2 (* x k3))))))> #<alt (λ (k0 x k1 k2 k3) (+ (+ (+ k0 (* x k1)) (* (* x x) k2)) (* (* (* x x) x) k3)))>)
0.295 * * * * [regimes]: Trying to branch on k2 from (#<alt (λ (k0 x k1 k2 k3) (+ (* x k1) (+ k0 (* (* x x) (+ k2 (* x k3))))))> #<alt (λ (k0 x k1 k2 k3) (+ (+ (+ k0 (* x k1)) (* (* x x) k2)) (* (* (* x x) x) k3)))>)
0.348 * * * * [regimes]: Trying to branch on k1 from (#<alt (λ (k0 x k1 k2 k3) (+ (* x k1) (+ k0 (* (* x x) (+ k2 (* x k3))))))> #<alt (λ (k0 x k1 k2 k3) (+ (+ (+ k0 (* x k1)) (* (* x x) k2)) (* (* (* x x) x) k3)))>)
0.402 * * * * [regimes]: Trying to branch on x from (#<alt (λ (k0 x k1 k2 k3) (+ (* x k1) (+ k0 (* (* x x) (+ k2 (* x k3))))))> #<alt (λ (k0 x k1 k2 k3) (+ (+ (+ k0 (* x k1)) (* (* x x) k2)) (* (* (* x x) x) k3)))>)
0.455 * * * * [regimes]: Trying to branch on k0 from (#<alt (λ (k0 x k1 k2 k3) (+ (* x k1) (+ k0 (* (* x x) (+ k2 (* x k3))))))> #<alt (λ (k0 x k1 k2 k3) (+ (+ (+ k0 (* x k1)) (* (* x x) k2)) (* (* (* x x) x) k3)))>)
0.509 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.509 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (* x k1) (+ k0 (* (* x x) (+ k2 (* x k3)))))
0.510 * * [simplify]: iteration  0 :  18  enodes  (cost  7 )
0.510 * * [simplify]: iteration  1 :  18  enodes  (cost  7 )
0.510 * [simplify]: Simplified to:
   (+ (* x k1) (+ k0 (* (* x x) (+ k2 (* x k3)))))
2.187 * [regime-testing]: End program error score: 1.0374135062500558