16.450 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.011 * * * [progress]: [2/2] Setting up program.
0.012 * [progress]: [Phase 2 of 3] Improving.
0.012 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (+ x (* x x))
0.013 * * [simplify]: iteration  0 :  3  enodes  (cost  5 )
0.014 * * [simplify]: iteration  1 :  7  enodes  (cost  5 )
0.015 * * [simplify]: iteration  2 :  11  enodes  (cost  5 )
0.016 * * [simplify]: iteration  3 :  17  enodes  (cost  5 )
0.019 * * [simplify]: iteration  done :  17  enodes  (cost  5 )
0.019 * [simplify]: Simplified to:
   (+ x (* x x))
0.019 * * [progress]: iteration 1 / 4
0.019 * * * [progress]: picking best candidate
0.020 * * * * [pick]: Picked  #<alt (λ (x) (+ x (* x x)))>
0.020 * * * [progress]: localizing error
0.023 * * * [progress]: generating rewritten candidates
0.023 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.025 * * * [progress]: generating series expansions
0.025 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.025 * [approximate]: Taking taylor expansion of (+ (pow x 2) x) in (x) around 0
0.025 * [taylor]: Taking taylor expansion of (+ (pow x 2) x) in x
0.025 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.025 * [taylor]: Taking taylor expansion of x in x
0.025 * [taylor]: Taking taylor expansion of x in x
0.025 * [taylor]: Taking taylor expansion of (+ (pow x 2) x) in x
0.025 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.025 * [taylor]: Taking taylor expansion of x in x
0.025 * [taylor]: Taking taylor expansion of x in x
0.035 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 x)) in (x) around 0
0.035 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 x)) in x
0.035 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.035 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.035 * [taylor]: Taking taylor expansion of x in x
0.036 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.036 * [taylor]: Taking taylor expansion of x in x
0.036 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 x)) in x
0.036 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.036 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.036 * [taylor]: Taking taylor expansion of x in x
0.037 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.037 * [taylor]: Taking taylor expansion of x in x
0.049 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 x)) in (x) around 0
0.049 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 x)) in x
0.049 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.049 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.049 * [taylor]: Taking taylor expansion of x in x
0.050 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.050 * [taylor]: Taking taylor expansion of x in x
0.050 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 x)) in x
0.050 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.050 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.050 * [taylor]: Taking taylor expansion of x in x
0.051 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.051 * [taylor]: Taking taylor expansion of x in x
0.065 * * * [progress]: simplifying candidates
0.065 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (exp x) (exp (* x x)))
  (log (+ x (* x x)))
  (exp (+ x (* x x)))
  (* (cbrt (+ x (* x x))) (cbrt (+ x (* x x))))
  (cbrt (+ x (* x x)))
  (* (* (+ x (* x x)) (+ x (* x x))) (+ x (* x x)))
  (sqrt (+ x (* x x)))
  (sqrt (+ x (* x x)))
  (+ (pow x 3) (pow (* x x) 3))
  (+ (* x x) (- (* (* x x) (* x x)) (* x (* x x))))
  (- (* x x) (* (* x x) (* x x)))
  (- x (* x x))
  (+ 1 x)
  (+ x 1)
  (+ (pow x 2) x)
  (+ (pow x 2) x)
  (+ (pow x 2) x)
0.067 * * [simplify]: iteration  0 :  29  enodes  (cost  130 )
0.073 * * [simplify]: iteration  1 :  77  enodes  (cost  123 )
0.092 * * [simplify]: iteration  2 :  258  enodes  (cost  107 )
0.224 * * [simplify]: iteration  3 :  903  enodes  (cost  107 )
2.151 * * [simplify]: iteration  4 :  4448  enodes  (cost  107 )
3.666 * * [simplify]: iteration  done :  5001  enodes  (cost  107 )
3.666 * [simplify]: Simplified to:
   (exp (+ x (* x x)))
  (log (+ x (* x x)))
  (exp (+ x (* x x)))
  (* (cbrt (+ x (* x x))) (cbrt (+ x (* x x))))
  (cbrt (+ x (* x x)))
  (pow (+ x (* x x)) 3)
  (sqrt (+ x (* x x)))
  (sqrt (+ x (* x x)))
  (+ (pow x 6) (pow x 3))
  (- (* x (+ x (pow x 3))) (pow x 3))
  (- (* x x) (pow x 4))
  (- x (* x x))
  (+ x 1)
  (+ x 1)
  (+ (* x x) x)
  (+ (* x x) x)
  (+ (* x x) x)
3.666 * * * [progress]: adding candidates to table
3.692 * * [progress]: iteration 2 / 4
3.692 * * * [progress]: picking best candidate
3.693 * * * * [pick]: Picked  #<alt (λ (x) (* (+ x 1) x))>
3.693 * * * [progress]: localizing error
3.696 * * * [progress]: generating rewritten candidates
3.696 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
3.707 * * * [progress]: generating series expansions
3.707 * * * * [progress]: [ 1 / 1 ] generating series at (2)
3.707 * [approximate]: Taking taylor expansion of (* x (+ x 1)) in (x) around 0
3.707 * [taylor]: Taking taylor expansion of (* x (+ x 1)) in x
3.707 * [taylor]: Taking taylor expansion of x in x
3.707 * [taylor]: Taking taylor expansion of (+ x 1) in x
3.707 * [taylor]: Taking taylor expansion of x in x
3.707 * [taylor]: Taking taylor expansion of 1 in x
3.707 * [taylor]: Taking taylor expansion of (* x (+ x 1)) in x
3.707 * [taylor]: Taking taylor expansion of x in x
3.707 * [taylor]: Taking taylor expansion of (+ x 1) in x
3.707 * [taylor]: Taking taylor expansion of x in x
3.707 * [taylor]: Taking taylor expansion of 1 in x
3.715 * [approximate]: Taking taylor expansion of (/ (+ 1 (/ 1 x)) x) in (x) around 0
3.715 * [taylor]: Taking taylor expansion of (/ (+ 1 (/ 1 x)) x) in x
3.715 * [taylor]: Taking taylor expansion of (+ 1 (/ 1 x)) in x
3.715 * [taylor]: Taking taylor expansion of 1 in x
3.715 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.715 * [taylor]: Taking taylor expansion of x in x
3.715 * [taylor]: Taking taylor expansion of x in x
3.716 * [taylor]: Taking taylor expansion of (/ (+ 1 (/ 1 x)) x) in x
3.716 * [taylor]: Taking taylor expansion of (+ 1 (/ 1 x)) in x
3.716 * [taylor]: Taking taylor expansion of 1 in x
3.716 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.716 * [taylor]: Taking taylor expansion of x in x
3.716 * [taylor]: Taking taylor expansion of x in x
3.725 * [approximate]: Taking taylor expansion of (* -1 (/ (- 1 (/ 1 x)) x)) in (x) around 0
3.725 * [taylor]: Taking taylor expansion of (* -1 (/ (- 1 (/ 1 x)) x)) in x
3.725 * [taylor]: Taking taylor expansion of -1 in x
3.725 * [taylor]: Taking taylor expansion of (/ (- 1 (/ 1 x)) x) in x
3.725 * [taylor]: Taking taylor expansion of (- 1 (/ 1 x)) in x
3.725 * [taylor]: Taking taylor expansion of 1 in x
3.725 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.725 * [taylor]: Taking taylor expansion of x in x
3.726 * [taylor]: Taking taylor expansion of x in x
3.726 * [taylor]: Taking taylor expansion of (* -1 (/ (- 1 (/ 1 x)) x)) in x
3.726 * [taylor]: Taking taylor expansion of -1 in x
3.726 * [taylor]: Taking taylor expansion of (/ (- 1 (/ 1 x)) x) in x
3.726 * [taylor]: Taking taylor expansion of (- 1 (/ 1 x)) in x
3.726 * [taylor]: Taking taylor expansion of 1 in x
3.726 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.726 * [taylor]: Taking taylor expansion of x in x
3.727 * [taylor]: Taking taylor expansion of x in x
3.743 * * * [progress]: simplifying candidates
3.743 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (+ x 1) x)
  (+ (log (+ x 1)) (log x))
  (log (* (+ x 1) x))
  (exp (* (+ x 1) x))
  (* (* (* (+ x 1) (+ x 1)) (+ x 1)) (* (* x x) x))
  (* (cbrt (* (+ x 1) x)) (cbrt (* (+ x 1) x)))
  (cbrt (* (+ x 1) x))
  (* (* (* (+ x 1) x) (* (+ x 1) x)) (* (+ x 1) x))
  (sqrt (* (+ x 1) x))
  (sqrt (* (+ x 1) x))
  (* (sqrt (+ x 1)) (sqrt x))
  (* (sqrt (+ x 1)) (sqrt x))
  (* (+ x 1) (* (cbrt x) (cbrt x)))
  (* (+ x 1) (sqrt x))
  (* (+ x 1) 1)
  (* (cbrt (+ x 1)) x)
  (* (sqrt (+ x 1)) x)
  (* (+ x 1) x)
  (* (+ x 1) x)
  (* (+ (pow x 3) (pow 1 3)) x)
  (* (- (* x x) (* 1 1)) x)
  (+ (pow x 2) x)
  (+ (pow x 2) x)
  (+ (pow x 2) x)
3.745 * * [simplify]: iteration  0 :  41  enodes  (cost  178 )
3.755 * * [simplify]: iteration  1 :  96  enodes  (cost  169 )
3.780 * * [simplify]: iteration  2 :  277  enodes  (cost  151 )
4.006 * * [simplify]: iteration  3 :  944  enodes  (cost  148 )
5.334 * * [simplify]: iteration  4 :  3245  enodes  (cost  147 )
6.662 * * [simplify]: iteration  done :  5000  enodes  (cost  147 )
6.662 * [simplify]: Simplified to:
   (* x (+ x 1))
  (log (* (+ x 1) x))
  (log (* (+ x 1) x))
  (exp (* (+ x 1) x))
  (pow (* (+ x 1) x) 3)
  (* (cbrt (* (+ x 1) x)) (cbrt (* (+ x 1) x)))
  (cbrt (* (+ x 1) x))
  (pow (* (+ x 1) x) 3)
  (sqrt (* (+ x 1) x))
  (sqrt (* (+ x 1) x))
  (* (sqrt (+ x 1)) (sqrt x))
  (* (sqrt (+ x 1)) (sqrt x))
  (* (+ x 1) (* (cbrt x) (cbrt x)))
  (* (+ x 1) (sqrt x))
  (+ x 1)
  (* (cbrt (+ x 1)) x)
  (* (sqrt (+ x 1)) x)
  (* x (+ x 1))
  (* x (+ x 1))
  (+ x (pow x 4))
  (- (pow x 3) x)
  (* x (+ x 1))
  (* x (+ x 1))
  (* x (+ x 1))
6.662 * * * [progress]: adding candidates to table
6.698 * [progress]: [Phase 3 of 3] Extracting.
6.698 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (* (+ x 1) x))> #<alt (λ (x) (+ x (* x x)))>)
6.698 * * * [regime-changes]: Trying 2 branch expressions: ((+ x (* x x)) x)
6.698 * * * * [regimes]: Trying to branch on (+ x (* x x)) from (#<alt (λ (x) (* (+ x 1) x))> #<alt (λ (x) (+ x (* x x)))>)
6.706 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (* (+ x 1) x))> #<alt (λ (x) (+ x (* x x)))>)
6.717 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
6.717 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (+ x (* x x))
6.717 * * [simplify]: iteration  0 :  3  enodes  (cost  5 )
6.718 * * [simplify]: iteration  1 :  4  enodes  (cost  5 )
6.718 * * [simplify]: iteration  done :  4  enodes  (cost  5 )
6.718 * [simplify]: Simplified to:
   (+ x (* x x))
7.036 * [regime-testing]: Baseline error score: 0.0008751093886735842
7.036 * [regime-testing]: Oracle error score: 0
7.037 * [regime-testing]: End program error score: 0.0008751093886735842
7.052 * [regime-testing]: Target error score: 0.0182522815351919