18.465 * [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.
0.013 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* x (- x 1.0))
0.013 * * [simplify]: iteration  0 :  4  enodes  (cost  5 )
0.014 * * [simplify]: iteration  1 :  7  enodes  (cost  5 )
0.015 * * [simplify]: iteration  2 :  13  enodes  (cost  5 )
0.017 * * [simplify]: iteration  3 :  18  enodes  (cost  5 )
0.019 * * [simplify]: iteration  4 :  22  enodes  (cost  5 )
0.024 * * [simplify]: iteration  done :  22  enodes  (cost  5 )
0.024 * [simplify]: Simplified to:
   (* x (- x 1.0))
0.025 * * [progress]: iteration 1 / 4
0.025 * * * [progress]: picking best candidate
0.026 * * * * [pick]: Picked  #<alt (λ (x) (* x (- x 1.0)))>
0.026 * * * [progress]: localizing error
0.029 * * * [progress]: generating rewritten candidates
0.029 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.039 * * * [progress]: generating series expansions
0.039 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.040 * [approximate]: Taking taylor expansion of (* (- x 1.0) x) in (x) around 0
0.040 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x
0.040 * [taylor]: Taking taylor expansion of (- x 1.0) in x
0.040 * [taylor]: Taking taylor expansion of x in x
0.040 * [taylor]: Taking taylor expansion of 1.0 in x
0.040 * [taylor]: Taking taylor expansion of x in x
0.040 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x
0.040 * [taylor]: Taking taylor expansion of (- x 1.0) in x
0.040 * [taylor]: Taking taylor expansion of x in x
0.040 * [taylor]: Taking taylor expansion of 1.0 in x
0.040 * [taylor]: Taking taylor expansion of x in x
0.054 * [approximate]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in (x) around 0
0.054 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x
0.054 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
0.054 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.054 * [taylor]: Taking taylor expansion of x in x
0.054 * [taylor]: Taking taylor expansion of 1.0 in x
0.054 * [taylor]: Taking taylor expansion of x in x
0.055 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x
0.055 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
0.055 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.055 * [taylor]: Taking taylor expansion of x in x
0.055 * [taylor]: Taking taylor expansion of 1.0 in x
0.055 * [taylor]: Taking taylor expansion of x in x
0.069 * [approximate]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in (x) around 0
0.069 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in x
0.069 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.069 * [taylor]: Taking taylor expansion of 1.0 in x
0.069 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.069 * [taylor]: Taking taylor expansion of x in x
0.070 * [taylor]: Taking taylor expansion of x in x
0.070 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in x
0.070 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.070 * [taylor]: Taking taylor expansion of 1.0 in x
0.070 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.070 * [taylor]: Taking taylor expansion of x in x
0.071 * [taylor]: Taking taylor expansion of x in x
0.082 * * * [progress]: simplifying candidates
0.082 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* x (- x 1.0))
  (+ (log x) (log (- x 1.0)))
  (log (* x (- x 1.0)))
  (exp (* x (- x 1.0)))
  (* (* (* x x) x) (* (* (- x 1.0) (- x 1.0)) (- x 1.0)))
  (* (cbrt (* x (- x 1.0))) (cbrt (* x (- x 1.0))))
  (cbrt (* x (- x 1.0)))
  (* (* (* x (- x 1.0)) (* x (- x 1.0))) (* x (- x 1.0)))
  (sqrt (* x (- x 1.0)))
  (sqrt (* x (- x 1.0)))
  (* (sqrt x) (sqrt (- x 1.0)))
  (* (sqrt x) (sqrt (- x 1.0)))
  (* x x)
  (* x (- 1.0))
  (* x x)
  (* x (- 1.0))
  (* x x)
  (* (- 1.0) x)
  (* x x)
  (* (- 1.0) x)
  (* x (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (* x (sqrt (- x 1.0)))
  (* x 1)
  (* x (+ (sqrt x) (sqrt 1.0)))
  (* x 1)
  (* (cbrt x) (- x 1.0))
  (* (sqrt x) (- x 1.0))
  (* x (- x 1.0))
  (* x (- (pow x 3) (pow 1.0 3)))
  (* x (- (* x x) (* 1.0 1.0)))
  (- (pow x 2) (* 1.0 x))
  (- (pow x 2) (* 1.0 x))
  (- (pow x 2) (* 1.0 x))
0.084 * * [simplify]: iteration  0 :  49  enodes  (cost  217 )
0.095 * * [simplify]: iteration  1 :  109  enodes  (cost  210 )
0.119 * * [simplify]: iteration  2 :  269  enodes  (cost  186 )
0.211 * * [simplify]: iteration  3 :  778  enodes  (cost  186 )
1.383 * * [simplify]: iteration  4 :  2945  enodes  (cost  186 )
2.620 * * [simplify]: iteration  done :  5000  enodes  (cost  186 )
2.620 * [simplify]: Simplified to:
   (* (- x 1.0) x)
  (log (* x (- x 1.0)))
  (log (* x (- x 1.0)))
  (exp (* x (- x 1.0)))
  (pow (* x (- x 1.0)) 3)
  (* (cbrt (* x (- x 1.0))) (cbrt (* x (- x 1.0))))
  (cbrt (* x (- x 1.0)))
  (pow (* x (- x 1.0)) 3)
  (sqrt (* x (- x 1.0)))
  (sqrt (* x (- x 1.0)))
  (* (sqrt x) (sqrt (- x 1.0)))
  (* (sqrt x) (sqrt (- x 1.0)))
  (* x x)
  (* (- 1.0) x)
  (* x x)
  (* (- 1.0) x)
  (* x x)
  (* (- 1.0) x)
  (* x x)
  (* (- 1.0) x)
  (* x (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (* x (sqrt (- x 1.0)))
  x
  (* x (+ (sqrt x) (sqrt 1.0)))
  x
  (* (cbrt x) (- x 1.0))
  (* (sqrt x) (- x 1.0))
  (* (- x 1.0) x)
  (* x (- (pow x 3) (pow 1.0 3)))
  (* x (- (* x x) (* 1.0 1.0)))
  (* (- x 1.0) x)
  (* (- x 1.0) x)
  (* (- x 1.0) x)
2.620 * * * [progress]: adding candidates to table
2.664 * * [progress]: iteration 2 / 4
2.664 * * * [progress]: picking best candidate
2.666 * * * * [pick]: Picked  #<alt (λ (x) (+ (* x x) (* (- 1.0) x)))>
2.666 * * * [progress]: localizing error
2.671 * * * [progress]: generating rewritten candidates
2.671 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
2.674 * * * [progress]: generating series expansions
2.674 * * * * [progress]: [ 1 / 1 ] generating series at (2)
2.675 * [approximate]: Taking taylor expansion of (- (pow x 2) (* 1.0 x)) in (x) around 0
2.675 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 1.0 x)) in x
2.675 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.675 * [taylor]: Taking taylor expansion of x in x
2.675 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
2.675 * [taylor]: Taking taylor expansion of 1.0 in x
2.675 * [taylor]: Taking taylor expansion of x in x
2.675 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 1.0 x)) in x
2.675 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.675 * [taylor]: Taking taylor expansion of x in x
2.675 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
2.675 * [taylor]: Taking taylor expansion of 1.0 in x
2.675 * [taylor]: Taking taylor expansion of x in x
2.692 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 1.0 (/ 1 x))) in (x) around 0
2.692 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 1.0 (/ 1 x))) in x
2.692 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
2.692 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.692 * [taylor]: Taking taylor expansion of x in x
2.692 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
2.693 * [taylor]: Taking taylor expansion of 1.0 in x
2.693 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.693 * [taylor]: Taking taylor expansion of x in x
2.693 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 1.0 (/ 1 x))) in x
2.693 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
2.693 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.693 * [taylor]: Taking taylor expansion of x in x
2.693 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
2.693 * [taylor]: Taking taylor expansion of 1.0 in x
2.693 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.693 * [taylor]: Taking taylor expansion of x in x
2.714 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 1.0 (/ 1 x))) in (x) around 0
2.714 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 1.0 (/ 1 x))) in x
2.714 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
2.714 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.714 * [taylor]: Taking taylor expansion of x in x
2.715 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
2.715 * [taylor]: Taking taylor expansion of 1.0 in x
2.715 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.715 * [taylor]: Taking taylor expansion of x in x
2.715 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 1.0 (/ 1 x))) in x
2.715 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
2.715 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.715 * [taylor]: Taking taylor expansion of x in x
2.716 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
2.716 * [taylor]: Taking taylor expansion of 1.0 in x
2.716 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.716 * [taylor]: Taking taylor expansion of x in x
2.735 * * * [progress]: simplifying candidates
2.736 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (exp (* x x)) (exp (* (- 1.0) x)))
  (log (+ (* x x) (* (- 1.0) x)))
  (exp (+ (* x x) (* (- 1.0) x)))
  (* (cbrt (+ (* x x) (* (- 1.0) x))) (cbrt (+ (* x x) (* (- 1.0) x))))
  (cbrt (+ (* x x) (* (- 1.0) x)))
  (* (* (+ (* x x) (* (- 1.0) x)) (+ (* x x) (* (- 1.0) x))) (+ (* x x) (* (- 1.0) x)))
  (sqrt (+ (* x x) (* (- 1.0) x)))
  (sqrt (+ (* x x) (* (- 1.0) x)))
  (+ (pow (* x x) 3) (pow (* (- 1.0) x) 3))
  (+ (* (* x x) (* x x)) (- (* (* (- 1.0) x) (* (- 1.0) x)) (* (* x x) (* (- 1.0) x))))
  (- (* (* x x) (* x x)) (* (* (- 1.0) x) (* (- 1.0) x)))
  (- (* x x) (* (- 1.0) x))
  (+ x (- 1.0))
  (- (pow x 2) (* 1.0 x))
  (- (pow x 2) (* 1.0 x))
  (- (pow x 2) (* 1.0 x))
2.739 * * [simplify]: iteration  0 :  32  enodes  (cost  188 )
2.746 * * [simplify]: iteration  1 :  105  enodes  (cost  135 )
2.795 * * [simplify]: iteration  2 :  406  enodes  (cost  116 )
3.006 * * [simplify]: iteration  3 :  1322  enodes  (cost  112 )
4.644 * * [simplify]: iteration  4 :  4076  enodes  (cost  112 )
6.159 * * [simplify]: iteration  done :  5000  enodes  (cost  112 )
6.159 * [simplify]: Simplified to:
   (exp (* x (- x 1.0)))
  (log (* x (- x 1.0)))
  (exp (* x (- x 1.0)))
  (* (cbrt (* x (- x 1.0))) (cbrt (* x (- x 1.0))))
  (cbrt (* x (- x 1.0)))
  (pow (* x (- x 1.0)) 3)
  (sqrt (* x (- x 1.0)))
  (sqrt (* x (- x 1.0)))
  (- (pow x 6) (pow (* 1.0 x) 3))
  (+ (pow x 4) (* (* 1.0 x) (* x (+ 1.0 x))))
  (- (pow x 4) (* (* 1.0 1.0) (* x x)))
  (* x (+ 1.0 x))
  (- x 1.0)
  (* x (- x 1.0))
  (* x (- x 1.0))
  (* x (- x 1.0))
6.159 * * * [progress]: adding candidates to table
6.184 * [progress]: [Phase 3 of 3] Extracting.
6.184 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (* x (- x 1.0)))> #<alt (λ (x) (+ (* x x) (* (- 1.0) x)))>)
6.184 * * * [regime-changes]: Trying 2 branch expressions: ((* x (- x 1.0)) x)
6.184 * * * * [regimes]: Trying to branch on (* x (- x 1.0)) from (#<alt (λ (x) (* x (- x 1.0)))> #<alt (λ (x) (+ (* x x) (* (- 1.0) x)))>)
6.194 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (* x (- x 1.0)))> #<alt (λ (x) (+ (* x x) (* (- 1.0) x)))>)
6.207 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
6.208 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (+ (* x x) (* (- 1.0) x))
6.208 * * [simplify]: iteration  0 :  6  enodes  (cost  8 )
6.208 * * [simplify]: iteration  1 :  10  enodes  (cost  8 )
6.209 * * [simplify]: iteration  2 :  13  enodes  (cost  8 )
6.209 * * [simplify]: iteration  3 :  14  enodes  (cost  8 )
6.210 * * [simplify]: iteration  done :  14  enodes  (cost  8 )
6.210 * [simplify]: Simplified to:
   (+ (* x x) (* (- 1.0) x))
6.540 * [regime-testing]: Baseline error score: 0.009112991344331535
6.541 * [regime-testing]: Oracle error score: 0.0007500937617202151
6.542 * [regime-testing]: End program error score: 0.009112991344331535
6.557 * [regime-testing]: Target error score: 0.009112991344331535