34.207 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.020 * * * [progress]: [2/2] Setting up program.
0.022 * [progress]: [Phase 2 of 3] Improving.
0.022 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (+ (* x 2.0) (* x x)) (* y y))
0.023 * [simplify]: Sending expressions to egg_math:
 (+ (+ (* h0 h1) (* h0 h0)) (* h2 h2))
0.025 * * [simplify]: iteration  0 :  15  enodes  (cost  4 )
0.026 * * [simplify]: iteration  1 :  25  enodes  (cost  4 )
0.028 * * [simplify]: iteration  2 :  27  enodes  (cost  4 )
0.029 * * [simplify]: iteration  3 :  27  enodes  (cost  4 )
0.029 * [simplify]: Simplified to:
   (+ (* y y) (* x (+ 2.0 x)))
0.031 * * [progress]: iteration 1 / 4
0.031 * * * [progress]: picking best candidate
0.034 * * * * [pick]: Picked  #<alt (λ (x y) (+ (* y y) (* x (+ 2.0 x))))>
0.034 * * * [progress]: localizing error
0.039 * * * [progress]: generating rewritten candidates
0.039 * * * * [progress]: [ 1 / 1 ] rewriting at (2 2)
0.059 * * * [progress]: generating series expansions
0.059 * * * * [progress]: [ 1 / 1 ] generating series at (2 2)
0.060 * [approximate]: Taking taylor expansion of (* (+ x 2.0) x) in (x) around 0
0.060 * [taylor]: Taking taylor expansion of (* (+ x 2.0) x) in x
0.060 * [taylor]: Taking taylor expansion of (+ x 2.0) in x
0.060 * [taylor]: Taking taylor expansion of x in x
0.060 * [taylor]: Taking taylor expansion of 2.0 in x
0.060 * [taylor]: Taking taylor expansion of x in x
0.060 * [taylor]: Taking taylor expansion of (* (+ x 2.0) x) in x
0.060 * [taylor]: Taking taylor expansion of (+ x 2.0) in x
0.060 * [taylor]: Taking taylor expansion of x in x
0.060 * [taylor]: Taking taylor expansion of 2.0 in x
0.060 * [taylor]: Taking taylor expansion of x in x
0.069 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 x) 2.0) x) in (x) around 0
0.069 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 2.0) x) in x
0.069 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
0.069 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.069 * [taylor]: Taking taylor expansion of x in x
0.069 * [taylor]: Taking taylor expansion of 2.0 in x
0.069 * [taylor]: Taking taylor expansion of x in x
0.070 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 2.0) x) in x
0.070 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
0.070 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.070 * [taylor]: Taking taylor expansion of x in x
0.070 * [taylor]: Taking taylor expansion of 2.0 in x
0.070 * [taylor]: Taking taylor expansion of x in x
0.080 * [approximate]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in (x) around 0
0.080 * [taylor]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in x
0.083 * [taylor]: Taking taylor expansion of -1 in x
0.083 * [taylor]: Taking taylor expansion of (/ (- 2.0 (/ 1 x)) x) in x
0.083 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 x)) in x
0.083 * [taylor]: Taking taylor expansion of 2.0 in x
0.083 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.083 * [taylor]: Taking taylor expansion of x in x
0.083 * [taylor]: Taking taylor expansion of x in x
0.084 * [taylor]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in x
0.084 * [taylor]: Taking taylor expansion of -1 in x
0.084 * [taylor]: Taking taylor expansion of (/ (- 2.0 (/ 1 x)) x) in x
0.084 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 x)) in x
0.084 * [taylor]: Taking taylor expansion of 2.0 in x
0.084 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.084 * [taylor]: Taking taylor expansion of x in x
0.084 * [taylor]: Taking taylor expansion of x in x
0.103 * * * [progress]: simplifying candidates
0.104 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* x (+ 2.0 x))
  (+ (log x) (log (+ 2.0 x)))
  (log (* x (+ 2.0 x)))
  (exp (* x (+ 2.0 x)))
  (* (* (* x x) x) (* (* (+ 2.0 x) (+ 2.0 x)) (+ 2.0 x)))
  (* (cbrt (* x (+ 2.0 x))) (cbrt (* x (+ 2.0 x))))
  (cbrt (* x (+ 2.0 x)))
  (* (* (* x (+ 2.0 x)) (* x (+ 2.0 x))) (* x (+ 2.0 x)))
  (sqrt (* x (+ 2.0 x)))
  (sqrt (* x (+ 2.0 x)))
  (* (sqrt x) (sqrt (+ 2.0 x)))
  (* (sqrt x) (sqrt (+ 2.0 x)))
  (* x 2.0)
  (* x x)
  (* 2.0 x)
  (* x x)
  (* x (* (cbrt (+ 2.0 x)) (cbrt (+ 2.0 x))))
  (* x (sqrt (+ 2.0 x)))
  (* x 1)
  (* x 1)
  (* (cbrt x) (+ 2.0 x))
  (* (sqrt x) (+ 2.0 x))
  (* x (+ 2.0 x))
  (* x (+ (pow 2.0 3) (pow x 3)))
  (* x (- (* 2.0 2.0) (* x x)))
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
0.104 * [simplify]: Sending expressions to egg_math:
 (* h0 (+ h1 h0))
 (+ (log h0) (log (+ h1 h0)))
 (log (* h0 (+ h1 h0)))
 (exp (* h0 (+ h1 h0)))
 (* (* (* h0 h0) h0) (* (* (+ h1 h0) (+ h1 h0)) (+ h1 h0)))
 (* (cbrt (* h0 (+ h1 h0))) (cbrt (* h0 (+ h1 h0))))
 (cbrt (* h0 (+ h1 h0)))
 (* (* (* h0 (+ h1 h0)) (* h0 (+ h1 h0))) (* h0 (+ h1 h0)))
 (sqrt (* h0 (+ h1 h0)))
 (sqrt (* h0 (+ h1 h0)))
 (* (sqrt h0) (sqrt (+ h1 h0)))
 (* (sqrt h0) (sqrt (+ h1 h0)))
 (* h0 h1)
 (* h0 h0)
 (* h1 h0)
 (* h0 h0)
 (* h0 (* (cbrt (+ h1 h0)) (cbrt (+ h1 h0))))
 (* h0 (sqrt (+ h1 h0)))
 (* h0 1)
 (* h0 1)
 (* (cbrt h0) (+ h1 h0))
 (* (sqrt h0) (+ h1 h0))
 (* h0 (+ h1 h0))
 (* h0 (+ (pow h1 3) (pow h0 3)))
 (* h0 (- (* h1 h1) (* h0 h0)))
 (+ (pow h0 2) (* h1 h0))
 (+ (pow h0 2) (* h1 h0))
 (+ (pow h0 2) (* h1 h0))
0.107 * * [simplify]: iteration  0 :  123  enodes  (cost  85 )
0.112 * * [simplify]: iteration  1 :  594  enodes  (cost  76 )
0.127 * * [simplify]: iteration  2 :  2937  enodes  (cost  76 )
0.183 * * [simplify]: iteration  3 :  5001  enodes  (cost  76 )
0.184 * [simplify]: Simplified to:
   (* x (+ 2.0 x))
  (log (* x (+ 2.0 x)))
  (log (* x (+ 2.0 x)))
  (exp (* x (+ 2.0 x)))
  (pow (* x (+ 2.0 x)) 3)
  (* (cbrt (* x (+ 2.0 x))) (cbrt (* x (+ 2.0 x))))
  (cbrt (* x (+ 2.0 x)))
  (pow (* x (+ 2.0 x)) 3)
  (sqrt (* x (+ 2.0 x)))
  (sqrt (* x (+ 2.0 x)))
  (* (sqrt (+ 2.0 x)) (pow x 1/2))
  (* (sqrt (+ 2.0 x)) (pow x 1/2))
  (* x 2.0)
  (pow x 2)
  (* x 2.0)
  (pow x 2)
  (* x (* (cbrt (+ 2.0 x)) (cbrt (+ 2.0 x))))
  (* x (sqrt (+ 2.0 x)))
  x
  x
  (* (cbrt x) (+ 2.0 x))
  (* (sqrt x) (+ 2.0 x))
  (* x (+ 2.0 x))
  (* x (+ (pow 2.0 3) (pow x 3)))
  (* x (- (* 2.0 2.0) (* x x)))
  (* x (+ 2.0 x))
  (* x (+ 2.0 x))
  (* x (+ 2.0 x))
0.185 * * * [progress]: adding candidates to table
0.226 * * [progress]: iteration 2 / 4
0.226 * * * [progress]: picking best candidate
0.228 * * * * [pick]: Picked  #<alt (λ (x y) (+ (* y y) (+ (* x 2.0) (pow x 2))))>
0.228 * * * [progress]: localizing error
0.235 * * * [progress]: generating rewritten candidates
0.236 * * * * [progress]: [ 1 / 1 ] rewriting at (2 2)
0.248 * * * [progress]: generating series expansions
0.248 * * * * [progress]: [ 1 / 1 ] generating series at (2 2)
0.248 * [approximate]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in (x) around 0
0.248 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in x
0.248 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.248 * [taylor]: Taking taylor expansion of x in x
0.248 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
0.248 * [taylor]: Taking taylor expansion of 2.0 in x
0.248 * [taylor]: Taking taylor expansion of x in x
0.248 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in x
0.248 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.248 * [taylor]: Taking taylor expansion of x in x
0.248 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
0.248 * [taylor]: Taking taylor expansion of 2.0 in x
0.248 * [taylor]: Taking taylor expansion of x in x
0.260 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0
0.260 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
0.260 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.260 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.260 * [taylor]: Taking taylor expansion of x in x
0.261 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.261 * [taylor]: Taking taylor expansion of 2.0 in x
0.261 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.261 * [taylor]: Taking taylor expansion of x in x
0.261 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
0.261 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.261 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.261 * [taylor]: Taking taylor expansion of x in x
0.262 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.262 * [taylor]: Taking taylor expansion of 2.0 in x
0.262 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.262 * [taylor]: Taking taylor expansion of x in x
0.279 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0
0.279 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
0.279 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.279 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.279 * [taylor]: Taking taylor expansion of x in x
0.279 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.280 * [taylor]: Taking taylor expansion of 2.0 in x
0.280 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.280 * [taylor]: Taking taylor expansion of x in x
0.280 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
0.280 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.280 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.280 * [taylor]: Taking taylor expansion of x in x
0.280 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.280 * [taylor]: Taking taylor expansion of 2.0 in x
0.280 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.280 * [taylor]: Taking taylor expansion of x in x
0.302 * * * [progress]: simplifying candidates
0.302 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (exp (* x 2.0)) (exp (pow x 2)))
  (log (+ (* x 2.0) (pow x 2)))
  (exp (+ (* x 2.0) (pow x 2)))
  (* (cbrt (+ (* x 2.0) (pow x 2))) (cbrt (+ (* x 2.0) (pow x 2))))
  (cbrt (+ (* x 2.0) (pow x 2)))
  (* (* (+ (* x 2.0) (pow x 2)) (+ (* x 2.0) (pow x 2))) (+ (* x 2.0) (pow x 2)))
  (sqrt (+ (* x 2.0) (pow x 2)))
  (sqrt (+ (* x 2.0) (pow x 2)))
  (+ (pow (* x 2.0) 3) (pow (pow x 2) 3))
  (+ (* (* x 2.0) (* x 2.0)) (- (* (pow x 2) (pow x 2)) (* (* x 2.0) (pow x 2))))
  (- (* (* x 2.0) (* x 2.0)) (* (pow x 2) (pow x 2)))
  (- (* x 2.0) (pow x 2))
  (+ 2.0 x)
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
0.303 * [simplify]: Sending expressions to egg_math:
 (* (exp (* h0 h1)) (exp (pow h0 2)))
 (log (+ (* h0 h1) (pow h0 2)))
 (exp (+ (* h0 h1) (pow h0 2)))
 (* (cbrt (+ (* h0 h1) (pow h0 2))) (cbrt (+ (* h0 h1) (pow h0 2))))
 (cbrt (+ (* h0 h1) (pow h0 2)))
 (* (* (+ (* h0 h1) (pow h0 2)) (+ (* h0 h1) (pow h0 2))) (+ (* h0 h1) (pow h0 2)))
 (sqrt (+ (* h0 h1) (pow h0 2)))
 (sqrt (+ (* h0 h1) (pow h0 2)))
 (+ (pow (* h0 h1) 3) (pow (pow h0 2) 3))
 (+ (* (* h0 h1) (* h0 h1)) (- (* (pow h0 2) (pow h0 2)) (* (* h0 h1) (pow h0 2))))
 (- (* (* h0 h1) (* h0 h1)) (* (pow h0 2) (pow h0 2)))
 (- (* h0 h1) (pow h0 2))
 (+ h1 h0)
 (+ (pow h0 2) (* h1 h0))
 (+ (pow h0 2) (* h1 h0))
 (+ (pow h0 2) (* h1 h0))
0.306 * * [simplify]: iteration  0 :  89  enodes  (cost  77 )
0.309 * * [simplify]: iteration  1 :  335  enodes  (cost  63 )
0.316 * * [simplify]: iteration  2 :  1146  enodes  (cost  59 )
0.351 * * [simplify]: iteration  3 :  5001  enodes  (cost  59 )
0.351 * [simplify]: Simplified to:
   (pow (exp x) (+ 2.0 x))
  (log (+ (* x 2.0) (pow x 2)))
  (pow (exp x) (+ 2.0 x))
  (* (cbrt (+ (* x 2.0) (pow x 2))) (cbrt (+ (* x 2.0) (pow x 2))))
  (cbrt (+ (* x 2.0) (pow x 2)))
  (pow (* x (+ 2.0 x)) 3)
  (sqrt (+ (* x 2.0) (pow x 2)))
  (sqrt (+ (* x 2.0) (pow x 2)))
  (+ (pow (* x 2.0) 3) (pow (pow x 2) 3))
  (+ (* (* x 2.0) (* x (- 2.0 x))) (pow x 4))
  (* (pow x 2) (- (* 2.0 2.0) (pow x 2)))
  (* x (- 2.0 x))
  (+ 2.0 x)
  (* x (+ 2.0 x))
  (* x (+ 2.0 x))
  (* x (+ 2.0 x))
0.351 * * * [progress]: adding candidates to table
0.378 * [progress]: [Phase 3 of 3] Extracting.
0.378 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (+ (* y y) (* x (+ 2.0 x))))> #<alt (λ (x y) (+ (* y y) (+ (* x 2.0) (pow x 2))))>)
0.378 * * * [regime-changes]: Trying 3 branch expressions: ((* y y) y x)
0.378 * * * * [regimes]: Trying to branch on (* y y) from (#<alt (λ (x y) (+ (* y y) (* x (+ 2.0 x))))> #<alt (λ (x y) (+ (* y y) (+ (* x 2.0) (pow x 2))))>)
0.388 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (+ (* y y) (* x (+ 2.0 x))))> #<alt (λ (x y) (+ (* y y) (+ (* x 2.0) (pow x 2))))>)
0.402 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (+ (* y y) (* x (+ 2.0 x))))> #<alt (λ (x y) (+ (* y y) (+ (* x 2.0) (pow x 2))))>)
0.413 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.413 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (* y y) (* x (+ 2.0 x)))
0.413 * [simplify]: Sending expressions to egg_math:
 (+ (* h0 h0) (* h1 (+ h2 h1)))
0.414 * * [simplify]: iteration  0 :  10  enodes  (cost  4 )
0.414 * * [simplify]: iteration  1 :  10  enodes  (cost  4 )
0.414 * [simplify]: Simplified to:
   (+ (* y y) (* x (+ 2.0 x)))
1.080 * [regime-testing]: Baseline error score: 0.011949614014341938
1.080 * [regime-testing]: Oracle error score: 0.00557381703972011
1.081 * [regime-testing]: End program error score: 0.011949614014341938
1.102 * [regime-testing]: Target error score: 0.01227277472202054