6.334 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.007 * * * [progress]: [2/2] Setting up program.
0.009 * [progress]: [Phase 2 of 3] Improving.
0.009 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ x (/ 1.0 3.0))
0.011 * * [simplify]: iteration  0 :  6  enodes  (cost  2 )
0.013 * * [simplify]: iteration  1 :  6  enodes  (cost  2 )
0.013 * [simplify]: Simplified to:
   (+ x (/ 1.0 3.0))
0.013 * * [progress]: iteration 1 / 4
0.013 * * * [progress]: picking best candidate
0.014 * * * * [pick]: Picked  #<alt (λ (x) (+ x (/ 1.0 3.0)))>
0.014 * * * [progress]: localizing error
0.021 * * * [progress]: generating rewritten candidates
0.021 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.028 * * * [progress]: generating series expansions
0.028 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.028 * [approximate]: Taking taylor expansion of (+ x 0.3333333333333333) in (x) around 0
0.028 * [taylor]: Taking taylor expansion of (+ x 0.3333333333333333) in x
0.028 * [taylor]: Taking taylor expansion of x in x
0.028 * [taylor]: Taking taylor expansion of 0.3333333333333333 in x
0.029 * [taylor]: Taking taylor expansion of (+ x 0.3333333333333333) in x
0.029 * [taylor]: Taking taylor expansion of x in x
0.029 * [taylor]: Taking taylor expansion of 0.3333333333333333 in x
0.031 * [approximate]: Taking taylor expansion of (+ 0.3333333333333333 (/ 1 x)) in (x) around 0
0.031 * [taylor]: Taking taylor expansion of (+ 0.3333333333333333 (/ 1 x)) in x
0.031 * [taylor]: Taking taylor expansion of 0.3333333333333333 in x
0.031 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.031 * [taylor]: Taking taylor expansion of x in x
0.031 * [taylor]: Taking taylor expansion of (+ 0.3333333333333333 (/ 1 x)) in x
0.031 * [taylor]: Taking taylor expansion of 0.3333333333333333 in x
0.031 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.031 * [taylor]: Taking taylor expansion of x in x
0.037 * [approximate]: Taking taylor expansion of (- 0.3333333333333333 (/ 1 x)) in (x) around 0
0.037 * [taylor]: Taking taylor expansion of (- 0.3333333333333333 (/ 1 x)) in x
0.037 * [taylor]: Taking taylor expansion of 0.3333333333333333 in x
0.037 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.037 * [taylor]: Taking taylor expansion of x in x
0.037 * [taylor]: Taking taylor expansion of (- 0.3333333333333333 (/ 1 x)) in x
0.037 * [taylor]: Taking taylor expansion of 0.3333333333333333 in x
0.037 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.037 * [taylor]: Taking taylor expansion of x in x
0.045 * * * [progress]: simplifying candidates
0.045 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (+ x (/ 1.0 3.0)))
  (log1p (+ x (/ 1.0 3.0)))
  (* (exp x) (exp (/ 1.0 3.0)))
  (log (+ x (/ 1.0 3.0)))
  (exp (+ x (/ 1.0 3.0)))
  (* (cbrt (+ x (/ 1.0 3.0))) (cbrt (+ x (/ 1.0 3.0))))
  (cbrt (+ x (/ 1.0 3.0)))
  (* (* (+ x (/ 1.0 3.0)) (+ x (/ 1.0 3.0))) (+ x (/ 1.0 3.0)))
  (sqrt (+ x (/ 1.0 3.0)))
  (sqrt (+ x (/ 1.0 3.0)))
  (+ (pow x 3) (pow (/ 1.0 3.0) 3))
  (+ (* x x) (- (* (/ 1.0 3.0) (/ 1.0 3.0)) (* x (/ 1.0 3.0))))
  (- (* x x) (* (/ 1.0 3.0) (/ 1.0 3.0)))
  (- x (/ 1.0 3.0))
  (+ x (/ 1.0 3.0))
  (+ x 0.3333333333333333)
  (+ x 0.3333333333333333)
  (+ x 0.3333333333333333)
0.048 * * [simplify]: iteration  0 :  82  enodes  (cost  61 )
0.050 * * [simplify]: iteration  1 :  218  enodes  (cost  55 )
0.054 * * [simplify]: iteration  2 :  532  enodes  (cost  55 )
0.063 * * [simplify]: iteration  3 :  1514  enodes  (cost  55 )
0.091 * * [simplify]: iteration  4 :  5001  enodes  (cost  55 )
0.092 * [simplify]: Simplified to:
   (expm1 (+ x (/ 1.0 3.0)))
  (log1p (+ x (/ 1.0 3.0)))
  (exp (+ x (/ 1.0 3.0)))
  (log (+ x (/ 1.0 3.0)))
  (exp (+ x (/ 1.0 3.0)))
  (* (cbrt (+ x (/ 1.0 3.0))) (cbrt (+ x (/ 1.0 3.0))))
  (cbrt (+ x (/ 1.0 3.0)))
  (pow (+ x (/ 1.0 3.0)) 3)
  (sqrt (+ x (/ 1.0 3.0)))
  (sqrt (+ x (/ 1.0 3.0)))
  (+ (pow x 3) (pow (/ 1.0 3.0) 3))
  (fma (/ 1.0 3.0) (- (/ 1.0 3.0) x) (* x x))
  (- (* x x) (* (/ 1.0 3.0) (/ 1.0 3.0)))
  (- x (/ 1.0 3.0))
  (+ x (/ 1.0 3.0))
  (+ x 0.3333333333333333)
  (+ x 0.3333333333333333)
  (+ x 0.3333333333333333)
0.092 * * * [progress]: adding candidates to table
0.127 * * [progress]: iteration 2 / 4
0.127 * * * [progress]: picking best candidate
0.128 * * * * [pick]: Picked  #<alt (λ (x) (expm1 (log1p (+ x (/ 1.0 3.0)))))>
0.128 * * * [progress]: localizing error
0.135 * * * [progress]: generating rewritten candidates
0.135 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.136 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1 1)
0.143 * * * [progress]: generating series expansions
0.143 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.143 * [approximate]: Taking taylor expansion of (expm1 (log1p (+ x 0.3333333333333333))) in (x) around 0
0.143 * [taylor]: Taking taylor expansion of (expm1 (log1p (+ x 0.3333333333333333))) in x
0.143 * [taylor]: Rewrote expression to (- (exp (log1p (+ x 0.3333333333333333))) 1)
0.143 * [taylor]: Taking taylor expansion of (exp (log1p (+ x 0.3333333333333333))) in x
0.143 * [taylor]: Taking taylor expansion of (log1p (+ x 0.3333333333333333)) in x
0.143 * [taylor]: Rewrote expression to (log (+ 1 (+ x 0.3333333333333333)))
0.143 * [taylor]: Taking taylor expansion of (+ 1 (+ x 0.3333333333333333)) in x
0.144 * [taylor]: Taking taylor expansion of 1 in x
0.144 * [taylor]: Taking taylor expansion of (+ x 0.3333333333333333) in x
0.144 * [taylor]: Taking taylor expansion of x in x
0.144 * [taylor]: Taking taylor expansion of 0.3333333333333333 in x
0.145 * [taylor]: Taking taylor expansion of 1 in x
0.145 * [taylor]: Taking taylor expansion of (expm1 (log1p (+ x 0.3333333333333333))) in x
0.145 * [taylor]: Rewrote expression to (- (exp (log1p (+ x 0.3333333333333333))) 1)
0.145 * [taylor]: Taking taylor expansion of (exp (log1p (+ x 0.3333333333333333))) in x
0.145 * [taylor]: Taking taylor expansion of (log1p (+ x 0.3333333333333333)) in x
0.145 * [taylor]: Rewrote expression to (log (+ 1 (+ x 0.3333333333333333)))
0.146 * [taylor]: Taking taylor expansion of (+ 1 (+ x 0.3333333333333333)) in x
0.146 * [taylor]: Taking taylor expansion of 1 in x
0.146 * [taylor]: Taking taylor expansion of (+ x 0.3333333333333333) in x
0.146 * [taylor]: Taking taylor expansion of x in x
0.146 * [taylor]: Taking taylor expansion of 0.3333333333333333 in x
0.147 * [taylor]: Taking taylor expansion of 1 in x
0.173 * [approximate]: Taking taylor expansion of (expm1 (log1p (+ 0.3333333333333333 (/ 1 x)))) in (x) around 0
0.173 * [taylor]: Taking taylor expansion of (expm1 (log1p (+ 0.3333333333333333 (/ 1 x)))) in x
0.173 * [taylor]: Rewrote expression to (- (exp (log1p (+ 0.3333333333333333 (/ 1 x)))) 1)
0.173 * [taylor]: Taking taylor expansion of (exp (log1p (+ 0.3333333333333333 (/ 1 x)))) in x
0.173 * [taylor]: Taking taylor expansion of (log1p (+ 0.3333333333333333 (/ 1 x))) in x
0.173 * [taylor]: Rewrote expression to (log (+ 1 (+ 0.3333333333333333 (/ 1 x))))
0.173 * [taylor]: Taking taylor expansion of (+ 1 (+ 0.3333333333333333 (/ 1 x))) in x
0.173 * [taylor]: Taking taylor expansion of 1 in x
0.173 * [taylor]: Taking taylor expansion of (+ 0.3333333333333333 (/ 1 x)) in x
0.173 * [taylor]: Taking taylor expansion of 0.3333333333333333 in x
0.173 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.173 * [taylor]: Taking taylor expansion of x in x
0.174 * [taylor]: Taking taylor expansion of 1 in x
0.174 * [taylor]: Taking taylor expansion of (expm1 (log1p (+ 0.3333333333333333 (/ 1 x)))) in x
0.175 * [taylor]: Rewrote expression to (- (exp (log1p (+ 0.3333333333333333 (/ 1 x)))) 1)
0.175 * [taylor]: Taking taylor expansion of (exp (log1p (+ 0.3333333333333333 (/ 1 x)))) in x
0.175 * [taylor]: Taking taylor expansion of (log1p (+ 0.3333333333333333 (/ 1 x))) in x
0.175 * [taylor]: Rewrote expression to (log (+ 1 (+ 0.3333333333333333 (/ 1 x))))
0.175 * [taylor]: Taking taylor expansion of (+ 1 (+ 0.3333333333333333 (/ 1 x))) in x
0.175 * [taylor]: Taking taylor expansion of 1 in x
0.175 * [taylor]: Taking taylor expansion of (+ 0.3333333333333333 (/ 1 x)) in x
0.175 * [taylor]: Taking taylor expansion of 0.3333333333333333 in x
0.175 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.175 * [taylor]: Taking taylor expansion of x in x
0.176 * [taylor]: Taking taylor expansion of 1 in x
0.240 * [approximate]: Taking taylor expansion of (expm1 (log1p (- 0.3333333333333333 (/ 1 x)))) in (x) around 0
0.240 * [taylor]: Taking taylor expansion of (expm1 (log1p (- 0.3333333333333333 (/ 1 x)))) in x
0.240 * [taylor]: Rewrote expression to (- (exp (log1p (- 0.3333333333333333 (/ 1 x)))) 1)
0.240 * [taylor]: Taking taylor expansion of (exp (log1p (- 0.3333333333333333 (/ 1 x)))) in x
0.240 * [taylor]: Taking taylor expansion of (log1p (- 0.3333333333333333 (/ 1 x))) in x
0.240 * [taylor]: Rewrote expression to (log (+ 1 (- 0.3333333333333333 (/ 1 x))))
0.240 * [taylor]: Taking taylor expansion of (+ 1 (- 0.3333333333333333 (/ 1 x))) in x
0.240 * [taylor]: Taking taylor expansion of 1 in x
0.240 * [taylor]: Taking taylor expansion of (- 0.3333333333333333 (/ 1 x)) in x
0.240 * [taylor]: Taking taylor expansion of 0.3333333333333333 in x
0.240 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.240 * [taylor]: Taking taylor expansion of x in x
0.243 * [taylor]: Taking taylor expansion of 1 in x
0.243 * [taylor]: Taking taylor expansion of (expm1 (log1p (- 0.3333333333333333 (/ 1 x)))) in x
0.243 * [taylor]: Rewrote expression to (- (exp (log1p (- 0.3333333333333333 (/ 1 x)))) 1)
0.243 * [taylor]: Taking taylor expansion of (exp (log1p (- 0.3333333333333333 (/ 1 x)))) in x
0.243 * [taylor]: Taking taylor expansion of (log1p (- 0.3333333333333333 (/ 1 x))) in x
0.243 * [taylor]: Rewrote expression to (log (+ 1 (- 0.3333333333333333 (/ 1 x))))
0.243 * [taylor]: Taking taylor expansion of (+ 1 (- 0.3333333333333333 (/ 1 x))) in x
0.243 * [taylor]: Taking taylor expansion of 1 in x
0.243 * [taylor]: Taking taylor expansion of (- 0.3333333333333333 (/ 1 x)) in x
0.243 * [taylor]: Taking taylor expansion of 0.3333333333333333 in x
0.243 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.243 * [taylor]: Taking taylor expansion of x in x
0.246 * [taylor]: Taking taylor expansion of 1 in x
0.317 * * * * [progress]: [ 2 / 2 ] generating series at (2 1 1)
0.318 * [approximate]: Taking taylor expansion of (+ x 0.3333333333333333) in (x) around 0
0.318 * [taylor]: Taking taylor expansion of (+ x 0.3333333333333333) in x
0.318 * [taylor]: Taking taylor expansion of x in x
0.318 * [taylor]: Taking taylor expansion of 0.3333333333333333 in x
0.318 * [taylor]: Taking taylor expansion of (+ x 0.3333333333333333) in x
0.318 * [taylor]: Taking taylor expansion of x in x
0.318 * [taylor]: Taking taylor expansion of 0.3333333333333333 in x
0.320 * [approximate]: Taking taylor expansion of (+ 0.3333333333333333 (/ 1 x)) in (x) around 0
0.320 * [taylor]: Taking taylor expansion of (+ 0.3333333333333333 (/ 1 x)) in x
0.320 * [taylor]: Taking taylor expansion of 0.3333333333333333 in x
0.320 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.320 * [taylor]: Taking taylor expansion of x in x
0.320 * [taylor]: Taking taylor expansion of (+ 0.3333333333333333 (/ 1 x)) in x
0.320 * [taylor]: Taking taylor expansion of 0.3333333333333333 in x
0.320 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.320 * [taylor]: Taking taylor expansion of x in x
0.326 * [approximate]: Taking taylor expansion of (- 0.3333333333333333 (/ 1 x)) in (x) around 0
0.326 * [taylor]: Taking taylor expansion of (- 0.3333333333333333 (/ 1 x)) in x
0.326 * [taylor]: Taking taylor expansion of 0.3333333333333333 in x
0.326 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.326 * [taylor]: Taking taylor expansion of x in x
0.326 * [taylor]: Taking taylor expansion of (- 0.3333333333333333 (/ 1 x)) in x
0.327 * [taylor]: Taking taylor expansion of 0.3333333333333333 in x
0.327 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.327 * [taylor]: Taking taylor expansion of x in x
0.334 * * * [progress]: simplifying candidates
0.334 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (exp (log1p (+ x (/ 1.0 3.0))))
  (expm1 (expm1 (log1p (+ x (/ 1.0 3.0)))))
  (log1p (expm1 (log1p (+ x (/ 1.0 3.0)))))
  (log (expm1 (log1p (+ x (/ 1.0 3.0)))))
  (exp (expm1 (log1p (+ x (/ 1.0 3.0)))))
  (* (cbrt (expm1 (log1p (+ x (/ 1.0 3.0))))) (cbrt (expm1 (log1p (+ x (/ 1.0 3.0))))))
  (cbrt (expm1 (log1p (+ x (/ 1.0 3.0)))))
  (* (* (expm1 (log1p (+ x (/ 1.0 3.0)))) (expm1 (log1p (+ x (/ 1.0 3.0))))) (expm1 (log1p (+ x (/ 1.0 3.0)))))
  (sqrt (expm1 (log1p (+ x (/ 1.0 3.0)))))
  (sqrt (expm1 (log1p (+ x (/ 1.0 3.0)))))
  (expm1 (+ x (/ 1.0 3.0)))
  (log1p (+ x (/ 1.0 3.0)))
  (* (exp x) (exp (/ 1.0 3.0)))
  (log (+ x (/ 1.0 3.0)))
  (exp (+ x (/ 1.0 3.0)))
  (* (cbrt (+ x (/ 1.0 3.0))) (cbrt (+ x (/ 1.0 3.0))))
  (cbrt (+ x (/ 1.0 3.0)))
  (* (* (+ x (/ 1.0 3.0)) (+ x (/ 1.0 3.0))) (+ x (/ 1.0 3.0)))
  (sqrt (+ x (/ 1.0 3.0)))
  (sqrt (+ x (/ 1.0 3.0)))
  (+ (pow x 3) (pow (/ 1.0 3.0) 3))
  (+ (* x x) (- (* (/ 1.0 3.0) (/ 1.0 3.0)) (* x (/ 1.0 3.0))))
  (- (* x x) (* (/ 1.0 3.0) (/ 1.0 3.0)))
  (- x (/ 1.0 3.0))
  (+ x (/ 1.0 3.0))
  (- (+ 0.33333333333333326 (+ (* 0.375 (pow x 2)) (* 1.0 x))) (* 0.6666666666666666 (/ (pow x 2) (pow 1.3333333333333333 2))))
  (- (+ (* 1.3333333333333333 (/ (exp (- (log (/ 1 x)))) x)) (exp (- (log (/ 1 x))))) (+ 1 (* 1.1102230246251565e-16 (/ (exp (- (log (/ 1 x)))) (pow x 4)))))
  (- (+ (exp (- (log -1) (log (/ -1 x)))) (* 1.3333333333333333 (/ (exp (- (log -1) (log (/ -1 x)))) x))) (+ (* 1.1102230246251565e-16 (/ (exp (- (log -1) (log (/ -1 x)))) (pow x 4))) 1))
  (+ x 0.3333333333333333)
  (+ x 0.3333333333333333)
  (+ x 0.3333333333333333)
0.338 * * [simplify]: iteration  0 :  201  enodes  (cost  151 )
0.341 * * [simplify]: iteration  1 :  601  enodes  (cost  140 )
0.351 * * [simplify]: iteration  2 :  2016  enodes  (cost  121 )
0.391 * * [simplify]: iteration  3 :  5002  enodes  (cost  114 )
0.392 * [simplify]: Simplified to:
   (exp (log1p (+ x (/ 1.0 3.0))))
  (expm1 (+ x (/ 1.0 3.0)))
  (log1p (+ x (/ 1.0 3.0)))
  (log (+ x (/ 1.0 3.0)))
  (exp (+ x (/ 1.0 3.0)))
  (* (cbrt (+ x (/ 1.0 3.0))) (cbrt (+ x (/ 1.0 3.0))))
  (cbrt (+ x (/ 1.0 3.0)))
  (pow (+ x (/ 1.0 3.0)) 3)
  (sqrt (+ x (/ 1.0 3.0)))
  (sqrt (+ x (/ 1.0 3.0)))
  (expm1 (+ x (/ 1.0 3.0)))
  (log1p (+ x (/ 1.0 3.0)))
  (exp (+ x (/ 1.0 3.0)))
  (log (+ x (/ 1.0 3.0)))
  (exp (+ x (/ 1.0 3.0)))
  (* (cbrt (+ x (/ 1.0 3.0))) (cbrt (+ x (/ 1.0 3.0))))
  (cbrt (+ x (/ 1.0 3.0)))
  (pow (+ x (/ 1.0 3.0)) 3)
  (sqrt (+ x (/ 1.0 3.0)))
  (sqrt (+ x (/ 1.0 3.0)))
  (+ (pow x 3) (pow (/ 1.0 3.0) 3))
  (fma (/ 1.0 3.0) (- (/ 1.0 3.0) x) (pow x 2))
  (- (* x x) (* (/ 1.0 3.0) (/ 1.0 3.0)))
  (- x (/ 1.0 3.0))
  (+ x (/ 1.0 3.0))
  (fma x (+ (* 0.375 x) 1.0) (- 0.33333333333333326 (* 0.6666666666666666 (/ (pow x 2) (pow 1.3333333333333333 2)))))
  (+ x (fma 1.3333333333333333 1 (- (- 1) (* (/ 1.1102230246251565e-16 (pow x 4)) (* 1 x)))))
  (+ x (fma 1.3333333333333333 1 (- (- 1) (* (/ 1.1102230246251565e-16 (pow x 4)) (* 1 x)))))
  (+ x 0.3333333333333333)
  (+ x 0.3333333333333333)
  (+ x 0.3333333333333333)
0.392 * * * [progress]: adding candidates to table
0.462 * [progress]: [Phase 3 of 3] Extracting.
0.462 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (+ x (/ 1.0 3.0)))> #<alt (λ (x) (expm1 (log1p (+ x (/ 1.0 3.0)))))>)
0.463 * * * [regime-changes]: Trying 2 branch expressions: ((+ x (/ 1.0 3.0)) x)
0.463 * * * * [regimes]: Trying to branch on (+ x (/ 1.0 3.0)) from (#<alt (λ (x) (+ x (/ 1.0 3.0)))> #<alt (λ (x) (expm1 (log1p (+ x (/ 1.0 3.0)))))>)
0.475 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (+ x (/ 1.0 3.0)))> #<alt (λ (x) (expm1 (log1p (+ x (/ 1.0 3.0)))))>)
0.484 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.484 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ x (/ 1.0 3.0))
0.485 * * [simplify]: iteration  0 :  6  enodes  (cost  2 )
0.485 * * [simplify]: iteration  1 :  6  enodes  (cost  2 )
0.485 * [simplify]: Simplified to:
   (+ x (/ 1.0 3.0))
0.729 * [regime-testing]: Baseline error score: 0.009824348356134662
0.729 * [regime-testing]: Oracle error score: 0.009074254594414447
0.730 * [regime-testing]: End program error score: 0.009824348356134662