12.372 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.020 * * * [progress]: [2/2] Setting up program.
0.021 * [progress]: [Phase 2 of 3] Improving.
0.022 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (+ (* x 2.0) (* x x)) (* y y))
0.024 * * [simplify]: iteration  0 :  16  enodes  (cost  4 )
0.026 * * [simplify]: iteration  1 :  33  enodes  (cost  3 )
0.027 * * [simplify]: iteration  2 :  41  enodes  (cost  3 )
0.028 * * [simplify]: iteration  3 :  41  enodes  (cost  3 )
0.028 * [simplify]: Simplified to:
   (fma x (+ 2.0 x) (* y y))
0.031 * * [progress]: iteration 1 / 4
0.031 * * * [progress]: picking best candidate
0.033 * * * * [pick]: Picked  #<alt (λ (x y) (+ (+ (* x 2.0) (* x x)) (* y y)))>
0.033 * * * [progress]: localizing error
0.039 * * * [progress]: generating rewritten candidates
0.039 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.042 * * * [progress]: generating series expansions
0.042 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.042 * [approximate]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in (x) around 0
0.042 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in x
0.042 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.042 * [taylor]: Taking taylor expansion of x in x
0.042 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
0.042 * [taylor]: Taking taylor expansion of 2.0 in x
0.042 * [taylor]: Taking taylor expansion of x in x
0.042 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in x
0.042 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.042 * [taylor]: Taking taylor expansion of x in x
0.042 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
0.042 * [taylor]: Taking taylor expansion of 2.0 in x
0.042 * [taylor]: Taking taylor expansion of x in x
0.058 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0
0.058 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
0.058 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.058 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.058 * [taylor]: Taking taylor expansion of x in x
0.058 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.058 * [taylor]: Taking taylor expansion of 2.0 in x
0.058 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.058 * [taylor]: Taking taylor expansion of x in x
0.059 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
0.059 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.059 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.059 * [taylor]: Taking taylor expansion of x in x
0.059 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.059 * [taylor]: Taking taylor expansion of 2.0 in x
0.059 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.059 * [taylor]: Taking taylor expansion of x in x
0.080 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0
0.081 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
0.081 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.081 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.081 * [taylor]: Taking taylor expansion of x in x
0.081 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.081 * [taylor]: Taking taylor expansion of 2.0 in x
0.081 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.081 * [taylor]: Taking taylor expansion of x in x
0.082 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
0.082 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.082 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.082 * [taylor]: Taking taylor expansion of 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
0.105 * * * [progress]: simplifying candidates
0.106 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (+ (* x 2.0) (* x x)))
  (log1p (+ (* x 2.0) (* x x)))
  (* (exp (* x 2.0)) (exp (* x x)))
  (log (+ (* x 2.0) (* x x)))
  (exp (+ (* x 2.0) (* x x)))
  (* (cbrt (+ (* x 2.0) (* x x))) (cbrt (+ (* x 2.0) (* x x))))
  (cbrt (+ (* x 2.0) (* x x)))
  (* (* (+ (* x 2.0) (* x x)) (+ (* x 2.0) (* x x))) (+ (* x 2.0) (* x x)))
  (sqrt (+ (* x 2.0) (* x x)))
  (sqrt (+ (* x 2.0) (* x x)))
  (+ (pow (* x 2.0) 3) (pow (* x x) 3))
  (+ (* (* x 2.0) (* x 2.0)) (- (* (* x x) (* x x)) (* (* x 2.0) (* x x))))
  (- (* (* x 2.0) (* x 2.0)) (* (* x x) (* x x)))
  (- (* x 2.0) (* x x))
  (+ 2.0 x)
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
0.108 * * [simplify]: iteration  0 :  105  enodes  (cost  80 )
0.111 * * [simplify]: iteration  1 :  464  enodes  (cost  68 )
0.120 * * [simplify]: iteration  2 :  1748  enodes  (cost  65 )
0.156 * * [simplify]: iteration  3 :  5002  enodes  (cost  65 )
0.157 * [simplify]: Simplified to:
   (expm1 (+ (* x 2.0) (* x x)))
  (log1p (+ (* x 2.0) (* x x)))
  (pow (exp x) (+ 2.0 x))
  (log (+ (* x 2.0) (* x x)))
  (pow (exp x) (+ 2.0 x))
  (* (cbrt (+ (* x 2.0) (* x x))) (cbrt (+ (* x 2.0) (* x x))))
  (cbrt (+ (* x 2.0) (* x x)))
  (pow (fma x 2.0 (* x x)) 3)
  (sqrt (+ (* x 2.0) (* x x)))
  (sqrt (+ (* x 2.0) (* x x)))
  (fma (pow 2.0 3) (pow x 3) (pow x 6))
  (* x (* x (fma 2.0 2.0 (* x (- x 2.0)))))
  (* (pow x 2) (- (* 2.0 2.0) (pow x 2)))
  (* x (- 2.0 x))
  (+ 2.0 x)
  (fma x 2.0 (* x x))
  (fma x 2.0 (* x x))
  (fma x 2.0 (* x x))
0.157 * * * [progress]: adding candidates to table
0.192 * * [progress]: iteration 2 / 4
0.192 * * * [progress]: picking best candidate
0.194 * * * * [pick]: Picked  #<alt (λ (x y) (fma x (+ 2.0 x) (* y y)))>
0.194 * * * [progress]: localizing error
0.198 * * * [progress]: generating rewritten candidates
0.198 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.199 * * * [progress]: generating series expansions
0.199 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.199 * [approximate]: Taking taylor expansion of (fma x (+ x 2.0) (pow y 2)) in (x y) around 0
0.199 * [taylor]: Taking taylor expansion of (fma x (+ x 2.0) (pow y 2)) in y
0.199 * [taylor]: Rewrote expression to (+ (* x (+ x 2.0)) (pow y 2))
0.199 * [taylor]: Taking taylor expansion of (* x (+ x 2.0)) in y
0.199 * [taylor]: Taking taylor expansion of x in y
0.199 * [taylor]: Taking taylor expansion of (+ x 2.0) in y
0.199 * [taylor]: Taking taylor expansion of x in y
0.199 * [taylor]: Taking taylor expansion of 2.0 in y
0.199 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.199 * [taylor]: Taking taylor expansion of y in y
0.199 * [taylor]: Taking taylor expansion of (fma x (+ x 2.0) (pow y 2)) in x
0.200 * [taylor]: Rewrote expression to (+ (* x (+ x 2.0)) (pow y 2))
0.200 * [taylor]: Taking taylor expansion of (* x (+ x 2.0)) in x
0.200 * [taylor]: Taking taylor expansion of x in x
0.200 * [taylor]: Taking taylor expansion of (+ x 2.0) in x
0.200 * [taylor]: Taking taylor expansion of x in x
0.200 * [taylor]: Taking taylor expansion of 2.0 in x
0.200 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.200 * [taylor]: Taking taylor expansion of y in x
0.200 * [taylor]: Taking taylor expansion of (fma x (+ x 2.0) (pow y 2)) in x
0.200 * [taylor]: Rewrote expression to (+ (* x (+ x 2.0)) (pow y 2))
0.200 * [taylor]: Taking taylor expansion of (* x (+ x 2.0)) in x
0.200 * [taylor]: Taking taylor expansion of x in x
0.200 * [taylor]: Taking taylor expansion of (+ x 2.0) in x
0.200 * [taylor]: Taking taylor expansion of x in x
0.200 * [taylor]: Taking taylor expansion of 2.0 in x
0.200 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.200 * [taylor]: Taking taylor expansion of y in x
0.201 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.201 * [taylor]: Taking taylor expansion of y in y
0.202 * [taylor]: Taking taylor expansion of 2.0 in y
0.203 * [taylor]: Taking taylor expansion of 1 in y
0.204 * [approximate]: Taking taylor expansion of (fma (/ 1 x) (+ (/ 1 x) 2.0) (/ 1 (pow y 2))) in (x y) around 0
0.204 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (+ (/ 1 x) 2.0) (/ 1 (pow y 2))) in y
0.204 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (+ (/ 1 x) 2.0)) (/ 1 (pow y 2)))
0.204 * [taylor]: Taking taylor expansion of (* (/ 1 x) (+ (/ 1 x) 2.0)) in y
0.204 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.204 * [taylor]: Taking taylor expansion of x in y
0.204 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in y
0.204 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.204 * [taylor]: Taking taylor expansion of x in y
0.204 * [taylor]: Taking taylor expansion of 2.0 in y
0.204 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.204 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.204 * [taylor]: Taking taylor expansion of y in y
0.205 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (+ (/ 1 x) 2.0) (/ 1 (pow y 2))) in x
0.205 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (+ (/ 1 x) 2.0)) (/ 1 (pow y 2)))
0.205 * [taylor]: Taking taylor expansion of (* (/ 1 x) (+ (/ 1 x) 2.0)) in x
0.205 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.205 * [taylor]: Taking taylor expansion of x in x
0.205 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
0.205 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.205 * [taylor]: Taking taylor expansion of x in x
0.206 * [taylor]: Taking taylor expansion of 2.0 in x
0.206 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.206 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.206 * [taylor]: Taking taylor expansion of y in x
0.206 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (+ (/ 1 x) 2.0) (/ 1 (pow y 2))) in x
0.206 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (+ (/ 1 x) 2.0)) (/ 1 (pow y 2)))
0.206 * [taylor]: Taking taylor expansion of (* (/ 1 x) (+ (/ 1 x) 2.0)) 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 (+ (/ 1 x) 2.0) 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 2.0 in x
0.206 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.206 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.206 * [taylor]: Taking taylor expansion of y in x
0.207 * [taylor]: Taking taylor expansion of 1 in y
0.210 * [taylor]: Taking taylor expansion of 2.0 in y
0.211 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.211 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.211 * [taylor]: Taking taylor expansion of y in y
0.214 * [taylor]: Taking taylor expansion of 0 in y
0.215 * [approximate]: Taking taylor expansion of (fma (/ -1 x) (- 2.0 (/ 1 x)) (/ 1 (pow y 2))) in (x y) around 0
0.215 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (- 2.0 (/ 1 x)) (/ 1 (pow y 2))) in y
0.215 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (- 2.0 (/ 1 x))) (/ 1 (pow y 2)))
0.215 * [taylor]: Taking taylor expansion of (* (/ -1 x) (- 2.0 (/ 1 x))) in y
0.215 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.215 * [taylor]: Taking taylor expansion of -1 in y
0.215 * [taylor]: Taking taylor expansion of x in y
0.216 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 x)) in y
0.216 * [taylor]: Taking taylor expansion of 2.0 in y
0.216 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.216 * [taylor]: Taking taylor expansion of x in y
0.216 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.216 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.216 * [taylor]: Taking taylor expansion of y in y
0.216 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (- 2.0 (/ 1 x)) (/ 1 (pow y 2))) in x
0.216 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (- 2.0 (/ 1 x))) (/ 1 (pow y 2)))
0.216 * [taylor]: Taking taylor expansion of (* (/ -1 x) (- 2.0 (/ 1 x))) in x
0.216 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.216 * [taylor]: Taking taylor expansion of -1 in x
0.216 * [taylor]: Taking taylor expansion of x in x
0.217 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 x)) in x
0.217 * [taylor]: Taking taylor expansion of 2.0 in x
0.217 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.217 * [taylor]: Taking taylor expansion of x in x
0.217 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.217 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.217 * [taylor]: Taking taylor expansion of y in x
0.217 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (- 2.0 (/ 1 x)) (/ 1 (pow y 2))) in x
0.217 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (- 2.0 (/ 1 x))) (/ 1 (pow y 2)))
0.217 * [taylor]: Taking taylor expansion of (* (/ -1 x) (- 2.0 (/ 1 x))) in x
0.217 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.217 * [taylor]: Taking taylor expansion of -1 in x
0.217 * [taylor]: Taking taylor expansion of x in x
0.218 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 x)) in x
0.218 * [taylor]: Taking taylor expansion of 2.0 in x
0.218 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.218 * [taylor]: Taking taylor expansion of x in x
0.218 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.218 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.218 * [taylor]: Taking taylor expansion of y in x
0.219 * [taylor]: Taking taylor expansion of 1 in y
0.222 * [taylor]: Taking taylor expansion of (- 2.0) in y
0.222 * [taylor]: Taking taylor expansion of 2.0 in y
0.224 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.224 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.224 * [taylor]: Taking taylor expansion of y in y
0.227 * [taylor]: Taking taylor expansion of 0 in y
0.229 * * * [progress]: simplifying candidates
0.230 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (fma x (+ 2.0 x) (* y y)))
  (log1p (fma x (+ 2.0 x) (* y y)))
  (* x (+ 2.0 x))
  (log (fma x (+ 2.0 x) (* y y)))
  (exp (fma x (+ 2.0 x) (* y y)))
  (* (cbrt (fma x (+ 2.0 x) (* y y))) (cbrt (fma x (+ 2.0 x) (* y y))))
  (cbrt (fma x (+ 2.0 x) (* y y)))
  (* (* (fma x (+ 2.0 x) (* y y)) (fma x (+ 2.0 x) (* y y))) (fma x (+ 2.0 x) (* y y)))
  (sqrt (fma x (+ 2.0 x) (* y y)))
  (sqrt (fma x (+ 2.0 x) (* y y)))
  (+ (pow x 2) (+ (* 2.0 x) (pow y 2)))
  (+ (pow x 2) (+ (* 2.0 x) (pow y 2)))
  (+ (pow x 2) (+ (* 2.0 x) (pow y 2)))
0.232 * * [simplify]: iteration  0 :  40  enodes  (cost  62 )
0.234 * * [simplify]: iteration  1 :  87  enodes  (cost  52 )
0.236 * * [simplify]: iteration  2 :  383  enodes  (cost  52 )
0.244 * * [simplify]: iteration  3 :  2092  enodes  (cost  52 )
0.296 * * [simplify]: iteration  4 :  5001  enodes  (cost  52 )
0.297 * [simplify]: Simplified to:
   (expm1 (fma x (+ 2.0 x) (* y y)))
  (log1p (fma x (+ 2.0 x) (* y y)))
  (* x (+ 2.0 x))
  (log (fma x (+ 2.0 x) (* y y)))
  (exp (fma x (+ 2.0 x) (* y y)))
  (* (cbrt (fma x (+ 2.0 x) (* y y))) (cbrt (fma x (+ 2.0 x) (* y y))))
  (cbrt (fma x (+ 2.0 x) (* y y)))
  (pow (fma x (+ 2.0 x) (* y y)) 3)
  (sqrt (fma x (+ 2.0 x) (* y y)))
  (sqrt (fma x (+ 2.0 x) (* y y)))
  (fma x x (fma 2.0 x (pow y 2)))
  (fma x x (fma 2.0 x (pow y 2)))
  (fma x x (fma 2.0 x (pow y 2)))
0.297 * * * [progress]: adding candidates to table
0.324 * [progress]: [Phase 3 of 3] Extracting.
0.324 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (+ (+ (* x 2.0) (* x x)) (* y y)))> #<alt (λ (x y) (fma x (+ 2.0 x) (* y y)))>)
0.325 * * * [regime-changes]: Trying 5 branch expressions: ((* y y) (+ (* x 2.0) (* x x)) (+ (+ (* x 2.0) (* x x)) (* y y)) y x)
0.325 * * * * [regimes]: Trying to branch on (* y y) from (#<alt (λ (x y) (+ (+ (* x 2.0) (* x x)) (* y y)))> #<alt (λ (x y) (fma x (+ 2.0 x) (* y y)))>)
0.334 * * * * [regimes]: Trying to branch on (+ (* x 2.0) (* x x)) from (#<alt (λ (x y) (+ (+ (* x 2.0) (* x x)) (* y y)))> #<alt (λ (x y) (fma x (+ 2.0 x) (* y y)))>)
0.347 * * * * [regimes]: Trying to branch on (+ (+ (* x 2.0) (* x x)) (* y y)) from (#<alt (λ (x y) (+ (+ (* x 2.0) (* x x)) (* y y)))> #<alt (λ (x y) (fma x (+ 2.0 x) (* y y)))>)
0.358 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (+ (+ (* x 2.0) (* x x)) (* y y)))> #<alt (λ (x y) (fma x (+ 2.0 x) (* y y)))>)
0.368 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (+ (+ (* x 2.0) (* x x)) (* y y)))> #<alt (λ (x y) (fma x (+ 2.0 x) (* y y)))>)
0.378 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.379 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (+ (* x 2.0) (* x x)) (* y y))
0.379 * * [simplify]: iteration  0 :  11  enodes  (cost  5 )
0.380 * * [simplify]: iteration  1 :  11  enodes  (cost  5 )
0.380 * [simplify]: Simplified to:
   (+ (+ (* x 2.0) (* x x)) (* y y))
0.989 * [regime-testing]: Baseline error score: 0.012876609576197025
0.990 * [regime-testing]: Oracle error score: 0.004125515689461182
0.991 * [regime-testing]: End program error score: 0.012876609576197025
1.008 * [regime-testing]: Target error score: 0.012876609576197025