6.895 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.038 * * * [progress]: [2/2] Setting up program.
0.039 * [progress]: [Phase 2 of 3] Improving.
0.039 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (exp x) 1.0)
0.042 * * [simplify]: iteration  0 :  6  enodes  (cost  2 )
0.043 * * [simplify]: iteration  1 :  7  enodes  (cost  2 )
0.044 * * [simplify]: iteration  2 :  7  enodes  (cost  2 )
0.044 * [simplify]: Simplified to:
   (- (exp x) 1.0)
0.044 * * [progress]: iteration 1 / 4
0.044 * * * [progress]: picking best candidate
0.046 * * * * [pick]: Picked  #<alt (λ (x) (- (exp x) 1.0))>
0.046 * * * [progress]: localizing error
0.049 * * * [progress]: generating rewritten candidates
0.049 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.051 * * * [progress]: generating series expansions
0.051 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.051 * [approximate]: Taking taylor expansion of (- (exp x) 1.0) in (x) around 0
0.051 * [taylor]: Taking taylor expansion of (- (exp x) 1.0) in x
0.051 * [taylor]: Taking taylor expansion of (exp x) in x
0.051 * [taylor]: Taking taylor expansion of x in x
0.051 * [taylor]: Taking taylor expansion of 1.0 in x
0.051 * [taylor]: Taking taylor expansion of (- (exp x) 1.0) in x
0.051 * [taylor]: Taking taylor expansion of (exp x) in x
0.051 * [taylor]: Taking taylor expansion of x in x
0.051 * [taylor]: Taking taylor expansion of 1.0 in x
0.057 * [approximate]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in (x) around 0
0.057 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in x
0.057 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.057 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.057 * [taylor]: Taking taylor expansion of x in x
0.058 * [taylor]: Taking taylor expansion of 1.0 in x
0.058 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in x
0.058 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.058 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.058 * [taylor]: Taking taylor expansion of x in x
0.058 * [taylor]: Taking taylor expansion of 1.0 in x
0.062 * [approximate]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in (x) around 0
0.062 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in x
0.062 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.062 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.062 * [taylor]: Taking taylor expansion of -1 in x
0.062 * [taylor]: Taking taylor expansion of x in x
0.062 * [taylor]: Taking taylor expansion of 1.0 in x
0.062 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in x
0.062 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.062 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.062 * [taylor]: Taking taylor expansion of -1 in x
0.062 * [taylor]: Taking taylor expansion of x in x
0.063 * [taylor]: Taking taylor expansion of 1.0 in x
0.066 * * * [progress]: simplifying candidates
0.067 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (pow (exp x) 3) (pow 1.0 3))
  (+ (* (exp x) (exp x)) (+ (* 1.0 1.0) (* (exp x) 1.0)))
  (- 1.0)
  (- (* (exp x) (exp x)) (* 1.0 1.0))
  (+ (exp x) 1.0)
  (- 1.0)
  (+ (* 1/2 (pow x 2)) (+ (* 1/6 (pow x 3)) x))
  (- (exp x) 1.0)
  (- (exp x) 1.0)
0.069 * * [simplify]: iteration  0 :  60  enodes  (cost  29 )
0.071 * * [simplify]: iteration  1 :  141  enodes  (cost  29 )
0.074 * * [simplify]: iteration  2 :  379  enodes  (cost  28 )
0.081 * * [simplify]: iteration  3 :  1037  enodes  (cost  28 )
0.118 * * [simplify]: iteration  4 :  5001  enodes  (cost  28 )
0.119 * [simplify]: Simplified to:
   (- (pow (exp x) 3) (pow 1.0 3))
  (+ (* 1.0 (+ 1.0 (exp x))) (exp (+ x x)))
  (- 1.0)
  (- (* (exp x) (exp x)) (* 1.0 1.0))
  (+ (exp x) 1.0)
  (- 1.0)
  (+ (* (pow x 2) (+ (* x 1/6) 1/2)) x)
  (- (exp x) 1.0)
  (- (exp x) 1.0)
0.119 * * * [progress]: adding candidates to table
0.131 * * [progress]: iteration 2 / 4
0.131 * * * [progress]: picking best candidate
0.133 * * * * [pick]: Picked  #<alt (λ (x) (+ (* (pow x 2) (+ (* x 1/6) 1/2)) x))>
0.133 * * * [progress]: localizing error
0.139 * * * [progress]: generating rewritten candidates
0.139 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 2 1)
0.141 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.147 * * * [progress]: generating series expansions
0.147 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 2 1)
0.147 * [approximate]: Taking taylor expansion of (* 1/6 x) in (x) around 0
0.147 * [taylor]: Taking taylor expansion of (* 1/6 x) in x
0.147 * [taylor]: Taking taylor expansion of 1/6 in x
0.147 * [taylor]: Taking taylor expansion of x in x
0.147 * [taylor]: Taking taylor expansion of (* 1/6 x) in x
0.147 * [taylor]: Taking taylor expansion of 1/6 in x
0.147 * [taylor]: Taking taylor expansion of x in x
0.153 * [approximate]: Taking taylor expansion of (/ 1/6 x) in (x) around 0
0.153 * [taylor]: Taking taylor expansion of (/ 1/6 x) in x
0.153 * [taylor]: Taking taylor expansion of 1/6 in x
0.153 * [taylor]: Taking taylor expansion of x in x
0.153 * [taylor]: Taking taylor expansion of (/ 1/6 x) in x
0.153 * [taylor]: Taking taylor expansion of 1/6 in x
0.153 * [taylor]: Taking taylor expansion of x in x
0.161 * [approximate]: Taking taylor expansion of (/ -1/6 x) in (x) around 0
0.161 * [taylor]: Taking taylor expansion of (/ -1/6 x) in x
0.161 * [taylor]: Taking taylor expansion of -1/6 in x
0.161 * [taylor]: Taking taylor expansion of x in x
0.161 * [taylor]: Taking taylor expansion of (/ -1/6 x) in x
0.161 * [taylor]: Taking taylor expansion of -1/6 in x
0.162 * [taylor]: Taking taylor expansion of x in x
0.166 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.166 * [approximate]: Taking taylor expansion of (* (pow x 2) (+ (* 1/6 x) 1/2)) in (x) around 0
0.166 * [taylor]: Taking taylor expansion of (* (pow x 2) (+ (* 1/6 x) 1/2)) in x
0.166 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.166 * [taylor]: Taking taylor expansion of x in x
0.166 * [taylor]: Taking taylor expansion of (+ (* 1/6 x) 1/2) in x
0.166 * [taylor]: Taking taylor expansion of (* 1/6 x) in x
0.166 * [taylor]: Taking taylor expansion of 1/6 in x
0.166 * [taylor]: Taking taylor expansion of x in x
0.166 * [taylor]: Taking taylor expansion of 1/2 in x
0.166 * [taylor]: Taking taylor expansion of (* (pow x 2) (+ (* 1/6 x) 1/2)) in x
0.166 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.166 * [taylor]: Taking taylor expansion of x in x
0.166 * [taylor]: Taking taylor expansion of (+ (* 1/6 x) 1/2) in x
0.166 * [taylor]: Taking taylor expansion of (* 1/6 x) in x
0.166 * [taylor]: Taking taylor expansion of 1/6 in x
0.166 * [taylor]: Taking taylor expansion of x in x
0.166 * [taylor]: Taking taylor expansion of 1/2 in x
0.184 * [approximate]: Taking taylor expansion of (/ (+ 1/2 (* 1/6 (/ 1 x))) (pow x 2)) in (x) around 0
0.184 * [taylor]: Taking taylor expansion of (/ (+ 1/2 (* 1/6 (/ 1 x))) (pow x 2)) in x
0.184 * [taylor]: Taking taylor expansion of (+ 1/2 (* 1/6 (/ 1 x))) in x
0.184 * [taylor]: Taking taylor expansion of 1/2 in x
0.184 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
0.184 * [taylor]: Taking taylor expansion of 1/6 in x
0.184 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.184 * [taylor]: Taking taylor expansion of x in x
0.184 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.184 * [taylor]: Taking taylor expansion of x in x
0.185 * [taylor]: Taking taylor expansion of (/ (+ 1/2 (* 1/6 (/ 1 x))) (pow x 2)) in x
0.185 * [taylor]: Taking taylor expansion of (+ 1/2 (* 1/6 (/ 1 x))) in x
0.185 * [taylor]: Taking taylor expansion of 1/2 in x
0.185 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
0.185 * [taylor]: Taking taylor expansion of 1/6 in x
0.185 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.185 * [taylor]: Taking taylor expansion of x in x
0.186 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.186 * [taylor]: Taking taylor expansion of x in x
0.206 * [approximate]: Taking taylor expansion of (/ (- 1/2 (* 1/6 (/ 1 x))) (pow x 2)) in (x) around 0
0.206 * [taylor]: Taking taylor expansion of (/ (- 1/2 (* 1/6 (/ 1 x))) (pow x 2)) in x
0.206 * [taylor]: Taking taylor expansion of (- 1/2 (* 1/6 (/ 1 x))) in x
0.206 * [taylor]: Taking taylor expansion of 1/2 in x
0.206 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
0.206 * [taylor]: Taking taylor expansion of 1/6 in x
0.206 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.206 * [taylor]: Taking taylor expansion of x in x
0.206 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.206 * [taylor]: Taking taylor expansion of x in x
0.208 * [taylor]: Taking taylor expansion of (/ (- 1/2 (* 1/6 (/ 1 x))) (pow x 2)) in x
0.208 * [taylor]: Taking taylor expansion of (- 1/2 (* 1/6 (/ 1 x))) in x
0.208 * [taylor]: Taking taylor expansion of 1/2 in x
0.208 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
0.208 * [taylor]: Taking taylor expansion of 1/6 in x
0.208 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.208 * [taylor]: Taking taylor expansion of x in x
0.208 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.208 * [taylor]: Taking taylor expansion of x in x
0.230 * * * [progress]: simplifying candidates
0.230 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (pow x 2) (* x 1/6))
  (* (pow x 2) 1/2)
  (* (pow x 2) 1/2)
  (* (pow x 2) (* x 1/6))
  (* (* x 1/6) (pow x 2))
  (* 1/2 (pow x 2))
  (* 1/2 (pow x 2))
  (* (* x 1/6) (pow x 2))
  (* x (+ (* x 1/6) 1/2))
  (* (pow x (/ 2 2)) (+ (* x 1/6) 1/2))
  (* (pow x 2) (+ (pow (* x 1/6) 3) (pow 1/2 3)))
  (* (pow x 2) (- (* (* x 1/6) (* x 1/6)) (* 1/2 1/2)))
  (* 1/6 x)
  (* 1/6 x)
  (* 1/6 x)
  (+ (* 1/2 (pow x 2)) (* 1/6 (pow x 3)))
  (+ (* 1/2 (pow x 2)) (* 1/6 (pow x 3)))
  (+ (* 1/2 (pow x 2)) (* 1/6 (pow x 3)))
0.233 * * [simplify]: iteration  0 :  81  enodes  (cost  55 )
0.236 * * [simplify]: iteration  1 :  303  enodes  (cost  50 )
0.242 * * [simplify]: iteration  2 :  1098  enodes  (cost  50 )
0.277 * * [simplify]: iteration  3 :  5002  enodes  (cost  49 )
0.277 * [simplify]: Simplified to:
   (* (pow x 3) 1/6)
  (* (pow x 2) 1/2)
  (* (pow x 2) 1/2)
  (* (pow x 3) 1/6)
  (* (pow x 3) 1/6)
  (* (pow x 2) 1/2)
  (* (pow x 2) 1/2)
  (* (pow x 3) 1/6)
  (* x (+ (* x 1/6) 1/2))
  (* x (+ (* x 1/6) 1/2))
  (* (pow x 2) (+ (pow (* x 1/6) 3) (pow 1/2 3)))
  (* x (+ (* 1/36 (pow x 3)) (- (* x 1/4))))
  (* x 1/6)
  (* x 1/6)
  (* x 1/6)
  (* (pow x 2) (+ (* x 1/6) 1/2))
  (* (pow x 2) (+ (* x 1/6) 1/2))
  (* (pow x 2) (+ (* x 1/6) 1/2))
0.277 * * * [progress]: adding candidates to table
0.302 * [progress]: [Phase 3 of 3] Extracting.
0.302 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (- (exp x) 1.0))> #<alt (λ (x) (+ (* (pow x 2) (+ (* x 1/6) 1/2)) x))>)
0.302 * * * [regime-changes]: Trying 3 branch expressions: ((exp x) (- (exp x) 1.0) x)
0.303 * * * * [regimes]: Trying to branch on (exp x) from (#<alt (λ (x) (- (exp x) 1.0))> #<alt (λ (x) (+ (* (pow x 2) (+ (* x 1/6) 1/2)) x))>)
0.313 * * * * [regimes]: Trying to branch on (- (exp x) 1.0) from (#<alt (λ (x) (- (exp x) 1.0))> #<alt (λ (x) (+ (* (pow x 2) (+ (* x 1/6) 1/2)) x))>)
0.323 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (- (exp x) 1.0))> #<alt (λ (x) (+ (* (pow x 2) (+ (* x 1/6) 1/2)) x))>)
0.335 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
0.335 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (* (pow x 2) (+ (* x 1/6) 1/2)) x)
0.336 * * [simplify]: iteration  0 :  13  enodes  (cost  5 )
0.336 * * [simplify]: iteration  1 :  13  enodes  (cost  5 )
0.336 * [simplify]: Simplified to:
   (+ (* (pow x 2) (+ (* x 1/6) 1/2)) x)
1.521 * [regime-testing]: Baseline error score: 0.5651527844974109
1.522 * [regime-testing]: Oracle error score: 0.05132717809755823
1.523 * [regime-testing]: End program error score: 0.5651527844974109
1.538 * [regime-testing]: Target error score: 0.5763536930654969