23.002 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.021 * * * [progress]: [2/2] Setting up program.
0.023 * [progress]: [Phase 2 of 3] Improving.
0.024 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+.f64 x (/.f64 (-.f64 y x) 2.0))
0.043 * * [simplify]: iteration  0 :  356  enodes  (cost  7 )
0.043 * * [simplify]: iteration  1 :  356  enodes  (cost  7 )
0.044 * [simplify]: Simplified to:
   (+.f64 x (/.f64 (-.f64 y x) 2.0))
0.047 * * [progress]: iteration 1 / 4
0.047 * * * [progress]: picking best candidate
0.049 * * * * [pick]: Picked  #<alt (λ (x y) (+.f64 x (/.f64 (-.f64 y x) 2.0)))>
0.049 * * * [progress]: localizing error
0.054 * * * [progress]: generating rewritten candidates
0.054 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.064 * * * [progress]: generating series expansions
0.064 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.064 * [approximate]: Taking taylor expansion of (+ (* 0.5 x) (* 0.5 y)) in (x y) around 0
0.064 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* 0.5 y)) in y
0.064 * [taylor]: Taking taylor expansion of (* 0.5 x) in y
0.064 * [taylor]: Taking taylor expansion of 0.5 in y
0.064 * [taylor]: Taking taylor expansion of x in y
0.064 * [taylor]: Taking taylor expansion of (* 0.5 y) in y
0.064 * [taylor]: Taking taylor expansion of 0.5 in y
0.064 * [taylor]: Taking taylor expansion of y in y
0.064 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* 0.5 y)) in x
0.064 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.064 * [taylor]: Taking taylor expansion of 0.5 in x
0.064 * [taylor]: Taking taylor expansion of x in x
0.064 * [taylor]: Taking taylor expansion of (* 0.5 y) in x
0.064 * [taylor]: Taking taylor expansion of 0.5 in x
0.064 * [taylor]: Taking taylor expansion of y in x
0.064 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* 0.5 y)) in x
0.064 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.064 * [taylor]: Taking taylor expansion of 0.5 in x
0.064 * [taylor]: Taking taylor expansion of x in x
0.064 * [taylor]: Taking taylor expansion of (* 0.5 y) in x
0.064 * [taylor]: Taking taylor expansion of 0.5 in x
0.064 * [taylor]: Taking taylor expansion of y in x
0.064 * [taylor]: Taking taylor expansion of (* 0.5 y) in y
0.064 * [taylor]: Taking taylor expansion of 0.5 in y
0.064 * [taylor]: Taking taylor expansion of y in y
0.065 * [taylor]: Taking taylor expansion of 0.5 in y
0.065 * [taylor]: Taking taylor expansion of 0 in y
0.065 * [taylor]: Taking taylor expansion of 0 in y
0.065 * [approximate]: Taking taylor expansion of (+ (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x))) in (x y) around 0
0.065 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x))) in y
0.065 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
0.065 * [taylor]: Taking taylor expansion of 0.5 in y
0.065 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.065 * [taylor]: Taking taylor expansion of y in y
0.065 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
0.065 * [taylor]: Taking taylor expansion of 0.5 in y
0.065 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.065 * [taylor]: Taking taylor expansion of x in y
0.066 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x))) in x
0.066 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in x
0.066 * [taylor]: Taking taylor expansion of 0.5 in x
0.066 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.066 * [taylor]: Taking taylor expansion of y in x
0.066 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.066 * [taylor]: Taking taylor expansion of 0.5 in x
0.066 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.066 * [taylor]: Taking taylor expansion of x in x
0.066 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x))) in x
0.066 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in x
0.066 * [taylor]: Taking taylor expansion of 0.5 in x
0.066 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.066 * [taylor]: Taking taylor expansion of y in x
0.066 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.066 * [taylor]: Taking taylor expansion of 0.5 in x
0.066 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.066 * [taylor]: Taking taylor expansion of x in x
0.066 * [taylor]: Taking taylor expansion of 0.5 in y
0.066 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
0.066 * [taylor]: Taking taylor expansion of 0.5 in y
0.066 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.066 * [taylor]: Taking taylor expansion of y in y
0.066 * [taylor]: Taking taylor expansion of 0 in y
0.067 * [taylor]: Taking taylor expansion of 0 in y
0.067 * [taylor]: Taking taylor expansion of 0 in y
0.068 * [approximate]: Taking taylor expansion of (neg (+ (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))) in (x y) around 0
0.068 * [taylor]: Taking taylor expansion of (neg (+ (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))) in y
0.068 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x))) in y
0.068 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
0.068 * [taylor]: Taking taylor expansion of 0.5 in y
0.068 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.068 * [taylor]: Taking taylor expansion of y in y
0.068 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
0.068 * [taylor]: Taking taylor expansion of 0.5 in y
0.068 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.068 * [taylor]: Taking taylor expansion of x in y
0.068 * [taylor]: Taking taylor expansion of (neg (+ (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))) in x
0.068 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x))) in x
0.068 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in x
0.068 * [taylor]: Taking taylor expansion of 0.5 in x
0.068 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.068 * [taylor]: Taking taylor expansion of y in x
0.068 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.068 * [taylor]: Taking taylor expansion of 0.5 in x
0.068 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.068 * [taylor]: Taking taylor expansion of x in x
0.068 * [taylor]: Taking taylor expansion of (neg (+ (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))) in x
0.068 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x))) in x
0.068 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in x
0.068 * [taylor]: Taking taylor expansion of 0.5 in x
0.068 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.068 * [taylor]: Taking taylor expansion of y in x
0.068 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.068 * [taylor]: Taking taylor expansion of 0.5 in x
0.068 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.068 * [taylor]: Taking taylor expansion of x in x
0.068 * [taylor]: Taking taylor expansion of (neg 0.5) in y
0.068 * [taylor]: Taking taylor expansion of 0.5 in y
0.069 * [taylor]: Taking taylor expansion of (neg (* 0.5 (/ 1 y))) in y
0.069 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
0.069 * [taylor]: Taking taylor expansion of 0.5 in y
0.069 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.069 * [taylor]: Taking taylor expansion of y in y
0.069 * [taylor]: Taking taylor expansion of 0 in y
0.069 * [taylor]: Taking taylor expansion of 0 in y
0.070 * [taylor]: Taking taylor expansion of 0 in y
0.070 * * * [progress]: simplifying candidates
0.071 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (*.f64 (exp.f64 x) (exp.f64 (/.f64 (-.f64 y x) 2.0)))
  (log.f64 (+.f64 x (/.f64 (-.f64 y x) 2.0)))
  (exp.f64 (+.f64 x (/.f64 (-.f64 y x) 2.0)))
  (*.f64 (cbrt.f64 (+.f64 x (/.f64 (-.f64 y x) 2.0))) (cbrt.f64 (+.f64 x (/.f64 (-.f64 y x) 2.0))))
  (cbrt.f64 (+.f64 x (/.f64 (-.f64 y x) 2.0)))
  (*.f64 (*.f64 (+.f64 x (/.f64 (-.f64 y x) 2.0)) (+.f64 x (/.f64 (-.f64 y x) 2.0))) (+.f64 x (/.f64 (-.f64 y x) 2.0)))
  (sqrt.f64 (+.f64 x (/.f64 (-.f64 y x) 2.0)))
  (sqrt.f64 (+.f64 x (/.f64 (-.f64 y x) 2.0)))
  (+.f64 (pow.f64 x 3) (pow.f64 (/.f64 (-.f64 y x) 2.0) 3))
  (+.f64 (*.f64 x x) (-.f64 (*.f64 (/.f64 (-.f64 y x) 2.0) (/.f64 (-.f64 y x) 2.0)) (*.f64 x (/.f64 (-.f64 y x) 2.0))))
  (-.f64 (*.f64 x x) (*.f64 (/.f64 (-.f64 y x) 2.0) (/.f64 (-.f64 y x) 2.0)))
  (-.f64 x (/.f64 (-.f64 y x) 2.0))
  (+.f64 x (/.f64 (-.f64 y x) 2.0))
  (+.f64 x (/.f64 y 2.0))
  (+.f64 (*.f64 0.5 x) (*.f64 0.5 y))
  (+.f64 (*.f64 0.5 x) (*.f64 0.5 y))
  (+.f64 (*.f64 0.5 x) (*.f64 0.5 y))
0.117 * * [simplify]: iteration  0 :  5329  enodes  (cost  151 )
0.119 * [simplify]: Simplified to:
   (exp.f64 (+.f64 x (/.f64 (-.f64 y x) 2.0)))
  (log.f64 (+.f64 x (/.f64 (-.f64 y x) 2.0)))
  (exp.f64 (+.f64 x (/.f64 (-.f64 y x) 2.0)))
  (*.f64 (cbrt.f64 (+.f64 x (/.f64 (-.f64 y x) 2.0))) (cbrt.f64 (+.f64 x (/.f64 (-.f64 y x) 2.0))))
  (cbrt.f64 (+.f64 x (/.f64 (-.f64 y x) 2.0)))
  (pow.f64 (+.f64 x (/.f64 (-.f64 y x) 2.0)) 3)
  (sqrt.f64 (+.f64 x (/.f64 (-.f64 y x) 2.0)))
  (sqrt.f64 (+.f64 x (/.f64 (-.f64 y x) 2.0)))
  (+.f64 (pow.f64 x 3) (pow.f64 (/.f64 (-.f64 y x) 2.0) 3))
  (+.f64 (*.f64 x x) (*.f64 (/.f64 (-.f64 y x) 2.0) (-.f64 (/.f64 (-.f64 y x) 2.0) x)))
  (-.f64 (*.f64 x x) (*.f64 (/.f64 (-.f64 y x) 2.0) (/.f64 (-.f64 y x) 2.0)))
  (-.f64 x (/.f64 (-.f64 y x) 2.0))
  (+.f64 x (/.f64 (-.f64 y x) 2.0))
  (+.f64 x (/.f64 y 2.0))
  (*.f64 0.5 (+.f64 x y))
  (*.f64 0.5 (+.f64 x y))
  (*.f64 0.5 (+.f64 x y))
0.119 * * * [progress]: adding candidates to table
0.142 * * [progress]: iteration 2 / 4
0.142 * * * [progress]: picking best candidate
0.144 * * * * [pick]: Picked  #<alt (λ (x y) (*.f64 0.5 (+.f64 x y)))>
0.144 * * * [progress]: localizing error
0.147 * * * [progress]: generating rewritten candidates
0.148 * * * [progress]: generating series expansions
0.148 * * * [progress]: simplifying candidates
0.148 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.152 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.152 * [simplify]: Simplified to:
   
0.152 * * * [progress]: adding candidates to table
0.153 * [progress]: [Phase 3 of 3] Extracting.
0.155 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (*.f64 0.5 (+.f64 x y))
0.156 * * [simplify]: iteration  0 :  7  enodes  (cost  5 )
0.156 * * [simplify]: iteration  1 :  7  enodes  (cost  5 )
0.156 * [simplify]: Simplified to:
   (*.f64 0.5 (+.f64 x y))
0.643 * [regime-testing]: End program error score: 0
0.709 * [regime-testing]: Target error score: 0