22.904 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.101 * * * [progress]: [2/2] Setting up program.
0.102 * [progress]: [Phase 2 of 3] Improving.
0.103 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y)))
0.114 * * [simplify]: iteration  0 :  8  enodes  (cost  12 )
0.114 * * [simplify]: iteration  1 :  8  enodes  (cost  12 )
0.114 * [simplify]: Simplified to:
   (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y)))
0.116 * * [progress]: iteration 1 / 4
0.116 * * * [progress]: picking best candidate
0.118 * * * * [pick]: Picked  #<alt (λ (x y) (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))>
0.118 * * * [progress]: localizing error
0.123 * * * [progress]: generating rewritten candidates
0.123 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.128 * * * [progress]: generating series expansions
0.128 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.128 * [approximate]: Taking taylor expansion of (sqrt (+ (pow x 2) (pow y 2))) in (x y) around 0
0.128 * [taylor]: Taking taylor expansion of (sqrt (+ (pow x 2) (pow y 2))) in y
0.128 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in y
0.128 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.128 * [taylor]: Taking taylor expansion of x in y
0.128 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.128 * [taylor]: Taking taylor expansion of y in y
0.128 * [taylor]: Taking taylor expansion of (sqrt (+ (pow x 2) (pow y 2))) in x
0.128 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in x
0.128 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.128 * [taylor]: Taking taylor expansion of x in x
0.128 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.128 * [taylor]: Taking taylor expansion of y in x
0.128 * [taylor]: Taking taylor expansion of (sqrt (+ (pow x 2) (pow y 2))) in x
0.128 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in x
0.128 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.129 * [taylor]: Taking taylor expansion of x in x
0.129 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.129 * [taylor]: Taking taylor expansion of y in x
0.129 * [taylor]: Taking taylor expansion of y in y
0.129 * [taylor]: Taking taylor expansion of 0 in y
0.129 * [taylor]: Taking taylor expansion of (/ 1/2 y) in y
0.129 * [taylor]: Taking taylor expansion of 1/2 in y
0.129 * [taylor]: Taking taylor expansion of y in y
0.129 * [taylor]: Taking taylor expansion of 0 in y
0.130 * [approximate]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in (x y) around 0
0.130 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in y
0.130 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y
0.130 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.130 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.130 * [taylor]: Taking taylor expansion of x in y
0.130 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.130 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.130 * [taylor]: Taking taylor expansion of y in y
0.130 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.130 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.130 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.130 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.130 * [taylor]: Taking taylor expansion of x in x
0.130 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.130 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.130 * [taylor]: Taking taylor expansion of y in x
0.130 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.130 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.130 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.130 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.130 * [taylor]: Taking taylor expansion of x in x
0.130 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.130 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.130 * [taylor]: Taking taylor expansion of y in x
0.131 * [taylor]: Taking taylor expansion of 1 in y
0.131 * [taylor]: Taking taylor expansion of 0 in y
0.131 * [taylor]: Taking taylor expansion of (/ 1/2 (pow y 2)) in y
0.131 * [taylor]: Taking taylor expansion of 1/2 in y
0.131 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.131 * [taylor]: Taking taylor expansion of y in y
0.131 * [taylor]: Taking taylor expansion of 0 in y
0.132 * [approximate]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in (x y) around 0
0.132 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in y
0.132 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y
0.132 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.132 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.132 * [taylor]: Taking taylor expansion of x in y
0.132 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.132 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.132 * [taylor]: Taking taylor expansion of y in y
0.132 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.132 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.132 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.132 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.132 * [taylor]: Taking taylor expansion of x in x
0.132 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.132 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.132 * [taylor]: Taking taylor expansion of y in x
0.132 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.132 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.133 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.133 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.133 * [taylor]: Taking taylor expansion of x in x
0.133 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.133 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.133 * [taylor]: Taking taylor expansion of y in x
0.133 * [taylor]: Taking taylor expansion of 1 in y
0.133 * [taylor]: Taking taylor expansion of 0 in y
0.133 * [taylor]: Taking taylor expansion of (/ 1/2 (pow y 2)) in y
0.133 * [taylor]: Taking taylor expansion of 1/2 in y
0.133 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.133 * [taylor]: Taking taylor expansion of y in y
0.134 * [taylor]: Taking taylor expansion of 0 in y
0.134 * * * [progress]: simplifying candidates
0.134 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (log.f64 (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))
  (exp.f64 (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))
  (*.f64 (cbrt.f64 (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y)))) (cbrt.f64 (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y)))))
  (cbrt.f64 (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))
  (*.f64 (*.f64 (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))) (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y)))) (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))
  (sqrt.f64 (*.f64 (cbrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))) (cbrt.f64 (+.f64 (*.f64 x x) (*.f64 y y)))))
  (sqrt.f64 (cbrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))
  (sqrt.f64 (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))
  (sqrt.f64 (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))
  (sqrt.f64 1)
  (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y)))
  (sqrt.f64 (+.f64 (pow.f64 (*.f64 x x) 3) (pow.f64 (*.f64 y y) 3)))
  (sqrt.f64 (+.f64 (*.f64 (*.f64 x x) (*.f64 x x)) (-.f64 (*.f64 (*.f64 y y) (*.f64 y y)) (*.f64 (*.f64 x x) (*.f64 y y)))))
  (sqrt.f64 (-.f64 (*.f64 (*.f64 x x) (*.f64 x x)) (*.f64 (*.f64 y y) (*.f64 y y))))
  (sqrt.f64 (-.f64 (*.f64 x x) (*.f64 y y)))
  (/.f64 1 2)
  (sqrt.f64 (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))
  (sqrt.f64 (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))
  y
  x
  (*.f64 -1 x)
0.206 * * [simplify]: iteration  0 :  4907  enodes  (cost  250 )
0.206 * * [simplify]: iteration  1 :  4907  enodes  (cost  250 )
0.208 * [simplify]: Simplified to:
   (log.f64 (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))
  (exp.f64 (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))
  (*.f64 (cbrt.f64 (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y)))) (cbrt.f64 (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y)))))
  (cbrt.f64 (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))
  (pow.f64 (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))) 3)
  (fabs.f64 (cbrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))
  (sqrt.f64 (cbrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))
  (sqrt.f64 (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))
  (sqrt.f64 (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))
  1
  (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y)))
  (sqrt.f64 (+.f64 (pow.f64 x 6) (pow.f64 y 6)))
  (sqrt.f64 (+.f64 (pow.f64 x 4) (-.f64 (pow.f64 y 4) (*.f64 (*.f64 x x) (*.f64 y y)))))
  (sqrt.f64 (-.f64 (pow.f64 x 4) (pow.f64 y 4)))
  (sqrt.f64 (-.f64 (*.f64 x x) (*.f64 y y)))
  1/2
  (sqrt.f64 (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))
  (sqrt.f64 (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))
  y
  x
  (neg.f64 x)
0.208 * * * [progress]: adding candidates to table
0.221 * * [progress]: iteration 2 / 4
0.221 * * * [progress]: picking best candidate
0.227 * * * * [pick]: Picked  #<alt (λ (x y) (neg.f64 x))>
0.227 * * * [progress]: localizing error
0.228 * * * [progress]: generating rewritten candidates
0.228 * * * [progress]: generating series expansions
0.228 * * * [progress]: simplifying candidates
0.228 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.240 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.240 * [simplify]: Simplified to:
   
0.240 * * * [progress]: adding candidates to table
0.240 * * [progress]: iteration 3 / 4
0.240 * * * [progress]: picking best candidate
0.243 * * * * [pick]: Picked  #<alt (λ (x y) y)>
0.243 * * * [progress]: localizing error
0.243 * * * [progress]: generating rewritten candidates
0.244 * * * [progress]: generating series expansions
0.244 * * * [progress]: simplifying candidates
0.244 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.255 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.255 * [simplify]: Simplified to:
   
0.255 * * * [progress]: adding candidates to table
0.256 * * [progress]: iteration 4 / 4
0.256 * * * [progress]: picking best candidate
0.257 * * * * [pick]: Picked  #<alt (λ (x y) x)>
0.257 * * * [progress]: localizing error
0.258 * * * [progress]: generating rewritten candidates
0.258 * * * [progress]: generating series expansions
0.258 * * * [progress]: simplifying candidates
0.258 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.269 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.269 * [simplify]: Simplified to:
   
0.269 * * * [progress]: adding candidates to table
0.270 * [progress]: [Phase 3 of 3] Extracting.
0.270 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) y)> #<alt (λ (x y) (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))> #<alt (λ (x y) x)> #<alt (λ (x y) (neg.f64 x))>)
0.270 * * * [regime-changes]: Trying 6 branch expressions: ((*.f64 y y) (*.f64 x x) (+.f64 (*.f64 x x) (*.f64 y y)) (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))) y x)
0.270 * * * * [regimes]: Trying to branch on (*.f64 y y) from (#<alt (λ (x y) y)> #<alt (λ (x y) (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))> #<alt (λ (x y) x)> #<alt (λ (x y) (neg.f64 x))>)
0.295 * * * * [regimes]: Trying to branch on (*.f64 y y) from (#<alt (λ (x y) (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))> #<alt (λ (x y) x)> #<alt (λ (x y) (neg.f64 x))>)
0.317 * * * * [regimes]: Trying to branch on (*.f64 x x) from (#<alt (λ (x y) y)> #<alt (λ (x y) (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))> #<alt (λ (x y) x)> #<alt (λ (x y) (neg.f64 x))>)
0.346 * * * * [regimes]: Trying to branch on (*.f64 x x) from (#<alt (λ (x y) y)> #<alt (λ (x y) (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))>)
0.369 * * * * [regimes]: Trying to branch on (+.f64 (*.f64 x x) (*.f64 y y)) from (#<alt (λ (x y) y)> #<alt (λ (x y) (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))> #<alt (λ (x y) x)> #<alt (λ (x y) (neg.f64 x))>)
0.399 * * * * [regimes]: Trying to branch on (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))) from (#<alt (λ (x y) y)> #<alt (λ (x y) (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))> #<alt (λ (x y) x)> #<alt (λ (x y) (neg.f64 x))>)
0.429 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) y)> #<alt (λ (x y) (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))> #<alt (λ (x y) x)> #<alt (λ (x y) (neg.f64 x))>)
0.470 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) y)> #<alt (λ (x y) (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))> #<alt (λ (x y) x)> #<alt (λ (x y) (neg.f64 x))>)
0.513 * * * [regime]: Found split indices: #<option (#s(si 3 40) #s(si 1 108) #s(si 0 143) #s(si 1 196) #s(si 2 255))>
0.514 * [binary-search]: Improving bounds with binary search for x and (#<alt (λ (x y) y)> #<alt (λ (x y) (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))> #<alt (λ (x y) x)> #<alt (λ (x y) (neg.f64 x))>)
0.555 * [regimes]: Found splitpoints: (#s(sp 3 x -6.518081105388684e+114) #s(sp 1 x -4.142924173025851e-210) #s(sp 0 x 6.004365564520266e-207) #s(sp 1 x 42148.37987214342) #s(sp 2 x +nan.0)) , with alts (#<alt (λ (x y) y)> #<alt (λ (x y) (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))))> #<alt (λ (x y) x)> #<alt (λ (x y) (neg.f64 x))>)
0.555 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (if (<=.f64 x -6.518081105388684e+114) (neg.f64 x) (if (<=.f64 x -4.142924173025851e-210) (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))) (if (<=.f64 x 6.004365564520266e-207) y (if (<=.f64 x 42148.37987214342) (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))) x))))
0.558 * * [simplify]: iteration  0 :  29  enodes  (cost  53 )
0.558 * * [simplify]: iteration  1 :  29  enodes  (cost  53 )
0.559 * [simplify]: Simplified to:
   (if (<=.f64 x -6.518081105388684e+114) (neg.f64 x) (if (<=.f64 x -4.142924173025851e-210) (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))) (if (<=.f64 x 6.004365564520266e-207) y (if (<=.f64 x 42148.37987214342) (sqrt.f64 (+.f64 (*.f64 x x) (*.f64 y y))) x))))
1.153 * [regime-testing]: End program error score: 18.840083317787077
1.210 * [regime-testing]: Target error score: 17.722986838142358