2.013 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.083 * * * [progress]: [2/2] Setting up program.
0.088 * [progress]: [Phase 2 of 3] Improving.
0.088 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (+ (- (+ (- (+ (* (neg 7.0) (pow x 7.0)) (* 28.0 (pow x 6.0))) (* 56.0 (pow x 5.0))) (* 70.0 (pow x 4.0))) (* 56.0 (pow x 3.0))) (* 28.0 (pow x 2.0))) (* 8.0 x))
0.091 * * [simplify]: iteration  0 :  78  enodes  (cost  20 )
0.093 * * [simplify]: iteration  1 :  236  enodes  (cost  20 )
0.097 * * [simplify]: iteration  2 :  1089  enodes  (cost  19 )
0.123 * * [simplify]: iteration  3 :  5001  enodes  (cost  18 )
0.123 * [simplify]: Simplified to:
   (- (+ (- (* 28.0 (pow x 2.0)) (* 8.0 x)) (- (+ (* 70.0 (pow x 4.0)) (* 28.0 (pow x 6.0))) (* 7.0 (pow x 7.0)))) (* 56.0 (+ (pow x 5.0) (pow x 3.0))))
0.128 * [progress]: [Phase 3 of 3] Extracting.
0.128 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (- (+ (- (* 28.0 (pow x 2.0)) (* 8.0 x)) (- (+ (* 70.0 (pow x 4.0)) (* 28.0 (pow x 6.0))) (* 7.0 (pow x 7.0)))) (* 56.0 (+ (pow x 5.0) (pow x 3.0)))))> #<alt (λ (x) (- (+ (- (+ (- (+ (* (neg 7.0) (pow x 7.0)) (* 28.0 (pow x 6.0))) (* 56.0 (pow x 5.0))) (* 70.0 (pow x 4.0))) (* 56.0 (pow x 3.0))) (* 28.0 (pow x 2.0))) (* 8.0 x)))>)
0.130 * * * [regime-changes]: Trying 2 branch expressions: ((- (+ (- (+ (- (+ (* (neg 7.0) (pow x 7.0)) (* 28.0 (pow x 6.0))) (* 56.0 (pow x 5.0))) (* 70.0 (pow x 4.0))) (* 56.0 (pow x 3.0))) (* 28.0 (pow x 2.0))) (* 8.0 x)) x)
0.130 * * * * [regimes]: Trying to branch on (- (+ (- (+ (- (+ (* (neg 7.0) (pow x 7.0)) (* 28.0 (pow x 6.0))) (* 56.0 (pow x 5.0))) (* 70.0 (pow x 4.0))) (* 56.0 (pow x 3.0))) (* 28.0 (pow x 2.0))) (* 8.0 x)) from (#<alt (λ (x) (- (+ (- (* 28.0 (pow x 2.0)) (* 8.0 x)) (- (+ (* 70.0 (pow x 4.0)) (* 28.0 (pow x 6.0))) (* 7.0 (pow x 7.0)))) (* 56.0 (+ (pow x 5.0) (pow x 3.0)))))> #<alt (λ (x) (- (+ (- (+ (- (+ (* (neg 7.0) (pow x 7.0)) (* 28.0 (pow x 6.0))) (* 56.0 (pow x 5.0))) (* 70.0 (pow x 4.0))) (* 56.0 (pow x 3.0))) (* 28.0 (pow x 2.0))) (* 8.0 x)))>)
0.194 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (- (+ (- (* 28.0 (pow x 2.0)) (* 8.0 x)) (- (+ (* 70.0 (pow x 4.0)) (* 28.0 (pow x 6.0))) (* 7.0 (pow x 7.0)))) (* 56.0 (+ (pow x 5.0) (pow x 3.0)))))> #<alt (λ (x) (- (+ (- (+ (- (+ (* (neg 7.0) (pow x 7.0)) (* 28.0 (pow x 6.0))) (* 56.0 (pow x 5.0))) (* 70.0 (pow x 4.0))) (* 56.0 (pow x 3.0))) (* 28.0 (pow x 2.0))) (* 8.0 x)))>)
0.221 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
0.222 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (+ (- (+ (- (+ (* (neg 7.0) (pow x 7.0)) (* 28.0 (pow x 6.0))) (* 56.0 (pow x 5.0))) (* 70.0 (pow x 4.0))) (* 56.0 (pow x 3.0))) (* 28.0 (pow x 2.0))) (* 8.0 x))
0.222 * * [simplify]: iteration  0 :  43  enodes  (cost  20 )
0.223 * * [simplify]: iteration  1 :  47  enodes  (cost  20 )
0.223 * * [simplify]: iteration  2 :  48  enodes  (cost  20 )
0.223 * * [simplify]: iteration  3 :  48  enodes  (cost  20 )
0.223 * [simplify]: Simplified to:
   (- (+ (- (+ (- (+ (* (neg 7.0) (pow x 7.0)) (* 28.0 (pow x 6.0))) (* 56.0 (pow x 5.0))) (* 70.0 (pow x 4.0))) (* 56.0 (pow x 3.0))) (* 28.0 (pow x 2.0))) (* 8.0 x))
3.090 * [regime-testing]: End program error score: 0.04186143580537711