8.373 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.020 * * * [progress]: [2/2] Setting up program.
0.023 * [progress]: [Phase 2 of 3] Improving.
0.024 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (sqrt (+ (* x x) (* y y)))
0.028 * * [simplify]: iteration  0 :  7  enodes  (cost  4 )
0.030 * * [simplify]: iteration  1 :  7  enodes  (cost  4 )
0.030 * [simplify]: Simplified to:
   (sqrt (+ (* x x) (* y y)))
0.031 * * [progress]: iteration 1 / 4
0.031 * * * [progress]: picking best candidate
0.033 * * * * [pick]: Picked  #<alt (λ (x y) (sqrt (+ (* x x) (* y y))))>
0.033 * * * [progress]: localizing error
0.047 * * * [progress]: generating rewritten candidates
0.047 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.054 * * * [progress]: generating series expansions
0.054 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.055 * [approximate]: Taking taylor expansion of (sqrt (+ (pow x 2) (pow y 2))) in (x y) around 0
0.055 * [taylor]: Taking taylor expansion of (sqrt (+ (pow x 2) (pow y 2))) in y
0.055 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in y
0.055 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.055 * [taylor]: Taking taylor expansion of x in y
0.055 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.055 * [taylor]: Taking taylor expansion of y in y
0.056 * [taylor]: Taking taylor expansion of (sqrt (+ (pow x 2) (pow y 2))) in x
0.056 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in x
0.056 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.056 * [taylor]: Taking taylor expansion of x in x
0.056 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.056 * [taylor]: Taking taylor expansion of y in x
0.057 * [taylor]: Taking taylor expansion of (sqrt (+ (pow x 2) (pow y 2))) in x
0.057 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in x
0.057 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.057 * [taylor]: Taking taylor expansion of x in x
0.057 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.057 * [taylor]: Taking taylor expansion of y in x
0.058 * [taylor]: Taking taylor expansion of y in y
0.058 * [taylor]: Taking taylor expansion of 0 in y
0.060 * [taylor]: Taking taylor expansion of (/ 1/2 y) in y
0.060 * [taylor]: Taking taylor expansion of 1/2 in y
0.060 * [taylor]: Taking taylor expansion of y in y
0.063 * [taylor]: Taking taylor expansion of 0 in y
0.065 * [approximate]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in (x y) around 0
0.065 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in y
0.066 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y
0.066 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.066 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.066 * [taylor]: Taking taylor expansion of x in y
0.066 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.066 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.066 * [taylor]: Taking taylor expansion of y in y
0.070 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.070 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.070 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.070 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.070 * [taylor]: Taking taylor expansion of x in x
0.070 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.071 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.071 * [taylor]: Taking taylor expansion of y in x
0.074 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.074 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.074 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.074 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.074 * [taylor]: Taking taylor expansion of x in x
0.075 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.075 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.075 * [taylor]: Taking taylor expansion of y in x
0.078 * [taylor]: Taking taylor expansion of 1 in y
0.078 * [taylor]: Taking taylor expansion of 0 in y
0.081 * [taylor]: Taking taylor expansion of (/ 1/2 (pow y 2)) in y
0.081 * [taylor]: Taking taylor expansion of 1/2 in y
0.081 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.081 * [taylor]: Taking taylor expansion of y in y
0.086 * [taylor]: Taking taylor expansion of 0 in y
0.088 * [approximate]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in (x y) around 0
0.088 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in y
0.088 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y
0.088 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.088 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.088 * [taylor]: Taking taylor expansion of x in y
0.089 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.089 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.089 * [taylor]: Taking taylor expansion of y in y
0.092 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.092 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.092 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.092 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.093 * [taylor]: Taking taylor expansion of x in x
0.093 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.093 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.093 * [taylor]: Taking taylor expansion of y in x
0.097 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.097 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.097 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.097 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.097 * [taylor]: Taking taylor expansion of x in x
0.098 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.098 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.098 * [taylor]: Taking taylor expansion of y in x
0.101 * [taylor]: Taking taylor expansion of 1 in y
0.101 * [taylor]: Taking taylor expansion of 0 in y
0.104 * [taylor]: Taking taylor expansion of (/ 1/2 (pow y 2)) in y
0.104 * [taylor]: Taking taylor expansion of 1/2 in y
0.104 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.104 * [taylor]: Taking taylor expansion of y in y
0.109 * [taylor]: Taking taylor expansion of 0 in y
0.111 * * * [progress]: simplifying candidates
0.112 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (log (sqrt (+ (* x x) (* y y))))
  (exp (sqrt (+ (* x x) (* y y))))
  (* (cbrt (sqrt (+ (* x x) (* y y)))) (cbrt (sqrt (+ (* x x) (* y y)))))
  (cbrt (sqrt (+ (* x x) (* y y))))
  (* (* (sqrt (+ (* x x) (* y y))) (sqrt (+ (* x x) (* y y)))) (sqrt (+ (* x x) (* y y))))
  (sqrt (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y)))))
  (sqrt (cbrt (+ (* x x) (* y y))))
  (sqrt (sqrt (+ (* x x) (* y y))))
  (sqrt (sqrt (+ (* x x) (* y y))))
  (sqrt 1)
  (sqrt (+ (* x x) (* y y)))
  (sqrt (+ (pow (* x x) 3) (pow (* y y) 3)))
  (sqrt (+ (* (* x x) (* x x)) (- (* (* y y) (* y y)) (* (* x x) (* y y)))))
  (sqrt (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (sqrt (- (* x x) (* y y)))
  (/ 1 2)
  (sqrt (sqrt (+ (* x x) (* y y))))
  (sqrt (sqrt (+ (* x x) (* y y))))
  y
  x
  (* -1 x)
0.117 * * [simplify]: iteration  0 :  89  enodes  (cost  100 )
0.120 * * [simplify]: iteration  1 :  215  enodes  (cost  97 )
0.125 * * [simplify]: iteration  2 :  503  enodes  (cost  97 )
0.134 * * [simplify]: iteration  3 :  1265  enodes  (cost  97 )
0.163 * * [simplify]: iteration  4 :  4227  enodes  (cost  97 )
0.248 * * [simplify]: iteration  5 :  5002  enodes  (cost  96 )
0.249 * [simplify]: Simplified to:
   (log (sqrt (+ (* x x) (* y y))))
  (exp (sqrt (+ (* x x) (* y y))))
  (* (cbrt (sqrt (+ (* x x) (* y y)))) (cbrt (sqrt (+ (* x x) (* y y)))))
  (cbrt (sqrt (+ (* x x) (* y y))))
  (pow (sqrt (+ (* x x) (* y y))) 3)
  (fabs (cbrt (+ (* x x) (* y y))))
  (sqrt (cbrt (+ (* x x) (* y y))))
  (sqrt (sqrt (+ (* x x) (* y y))))
  (sqrt (sqrt (+ (* x x) (* y y))))
  1
  (sqrt (+ (* x x) (* y y)))
  (sqrt (+ (pow (* x x) 3) (pow (* y y) 3)))
  (sqrt (+ (* (* x x) (* x x)) (- (* (* y y) (* y y)) (* (* x x) (* y y)))))
  (sqrt (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (sqrt (- (* x x) (* y y)))
  1/2
  (sqrt (sqrt (+ (* x x) (* y y))))
  (sqrt (sqrt (+ (* x x) (* y y))))
  y
  x
  (* -1 x)
0.249 * * * [progress]: adding candidates to table
0.288 * * [progress]: iteration 2 / 4
0.288 * * * [progress]: picking best candidate
0.291 * * * * [pick]: Picked  #<alt (λ (x y) x)>
0.291 * * * [progress]: localizing error
0.291 * * * [progress]: generating rewritten candidates
0.291 * * * [progress]: generating series expansions
0.291 * * * [progress]: simplifying candidates
0.291 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.294 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.294 * [simplify]: Simplified to:
   
0.294 * * * [progress]: adding candidates to table
0.294 * * [progress]: iteration 3 / 4
0.294 * * * [progress]: picking best candidate
0.296 * * * * [pick]: Picked  #<alt (λ (x y) y)>
0.296 * * * [progress]: localizing error
0.296 * * * [progress]: generating rewritten candidates
0.296 * * * [progress]: generating series expansions
0.296 * * * [progress]: simplifying candidates
0.297 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.299 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.299 * [simplify]: Simplified to:
   
0.299 * * * [progress]: adding candidates to table
0.299 * * [progress]: iteration 4 / 4
0.299 * * * [progress]: picking best candidate
0.300 * * * * [pick]: Picked  #<alt (λ (x y) (* -1 x))>
0.300 * * * [progress]: localizing error
0.302 * * * [progress]: generating rewritten candidates
0.302 * * * [progress]: generating series expansions
0.302 * * * [progress]: simplifying candidates
0.302 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.304 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.304 * [simplify]: Simplified to:
   
0.304 * * * [progress]: adding candidates to table
0.305 * [progress]: [Phase 3 of 3] Extracting.
0.305 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (* -1 x))> #<alt (λ (x y) x)> #<alt (λ (x y) (sqrt (+ (* x x) (* y y))))> #<alt (λ (x y) y)>)
0.305 * * * [regime-changes]: Trying 6 branch expressions: ((* y y) (* x x) (+ (* x x) (* y y)) (sqrt (+ (* x x) (* y y))) y x)
0.305 * * * * [regimes]: Trying to branch on (* y y) from (#<alt (λ (x y) (* -1 x))> #<alt (λ (x y) x)> #<alt (λ (x y) (sqrt (+ (* x x) (* y y))))> #<alt (λ (x y) y)>)
0.322 * * * * [regimes]: Trying to branch on (* y y) from (#<alt (λ (x y) (* -1 x))> #<alt (λ (x y) x)> #<alt (λ (x y) (sqrt (+ (* x x) (* y y))))>)
0.335 * * * * [regimes]: Trying to branch on (* x x) from (#<alt (λ (x y) (* -1 x))> #<alt (λ (x y) x)> #<alt (λ (x y) (sqrt (+ (* x x) (* y y))))> #<alt (λ (x y) y)>)
0.353 * * * * [regimes]: Trying to branch on (* x x) from (#<alt (λ (x y) (sqrt (+ (* x x) (* y y))))> #<alt (λ (x y) y)>)
0.365 * * * * [regimes]: Trying to branch on (+ (* x x) (* y y)) from (#<alt (λ (x y) (* -1 x))> #<alt (λ (x y) x)> #<alt (λ (x y) (sqrt (+ (* x x) (* y y))))> #<alt (λ (x y) y)>)
0.381 * * * * [regimes]: Trying to branch on (sqrt (+ (* x x) (* y y))) from (#<alt (λ (x y) (* -1 x))> #<alt (λ (x y) x)> #<alt (λ (x y) (sqrt (+ (* x x) (* y y))))> #<alt (λ (x y) y)>)
0.402 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (* -1 x))> #<alt (λ (x y) x)> #<alt (λ (x y) (sqrt (+ (* x x) (* y y))))> #<alt (λ (x y) y)>)
0.430 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (* -1 x))> #<alt (λ (x y) x)> #<alt (λ (x y) (sqrt (+ (* x x) (* y y))))> #<alt (λ (x y) y)>)
0.454 * * * [regime]: Found split indices: #<option (#s(si 0 36) #s(si 2 208) #s(si 1 255))>
0.454 * [binary-search]: Improving bounds with binary search for x and (#<alt (λ (x y) (* -1 x))> #<alt (λ (x y) x)> #<alt (λ (x y) (sqrt (+ (* x x) (* y y))))> #<alt (λ (x y) y)>)
0.500 * [regimes]: Found splitpoints: (#s(sp 0 x -9.16501881147336e+142) #s(sp 2 x 9.236532809059073e+138) #s(sp 1 x +nan.0)) , with alts (#<alt (λ (x y) (* -1 x))> #<alt (λ (x y) x)> #<alt (λ (x y) (sqrt (+ (* x x) (* y y))))> #<alt (λ (x y) y)>)
0.501 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (if (<= x -9.16501881147336e+142) (* -1 x) (if (<= x 9.236532809059073e+138) (sqrt (+ (* x x) (* y y))) x))
0.501 * * [simplify]: iteration  0 :  17  enodes  (cost  5 )
0.502 * * [simplify]: iteration  1 :  17  enodes  (cost  5 )
0.502 * [simplify]: Simplified to:
   (if (<= x -9.16501881147336e+142) (* -1 x) (if (<= x 9.236532809059073e+138) (sqrt (+ (* x x) (* y y))) x))
0.922 * [regime-testing]: Baseline error score: 31.86827028981173
0.923 * [regime-testing]: Oracle error score: 7.842273632936994
0.924 * [regime-testing]: End program error score: 17.55206729060313
0.955 * [regime-testing]: Target error score: 17.70426342682803