12.449 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.017 * * * [progress]: [2/2] Setting up program.
0.019 * [progress]: [Phase 2 of 3] Improving.
0.019 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (+ (/ x 2.0) (* y x)) z)
0.021 * * [simplify]: iteration  0 :  13  enodes  (cost  4 )
0.023 * * [simplify]: iteration  1 :  20  enodes  (cost  4 )
0.024 * * [simplify]: iteration  2 :  22  enodes  (cost  4 )
0.025 * * [simplify]: iteration  3 :  22  enodes  (cost  4 )
0.025 * [simplify]: Simplified to:
   (+ (+ (/ x 2.0) (* y x)) z)
0.026 * * [progress]: iteration 1 / 4
0.026 * * * [progress]: picking best candidate
0.027 * * * * [pick]: Picked  #<alt (λ (x y z) (+ (+ (/ x 2.0) (* y x)) z))>
0.027 * * * [progress]: localizing error
0.033 * * * [progress]: generating rewritten candidates
0.033 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.037 * * * [progress]: generating series expansions
0.037 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.037 * [approximate]: Taking taylor expansion of (+ (* 0.5 x) (* x y)) in (x y) around 0
0.038 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* x y)) in y
0.038 * [taylor]: Taking taylor expansion of (* 0.5 x) in y
0.038 * [taylor]: Taking taylor expansion of 0.5 in y
0.038 * [taylor]: Taking taylor expansion of x in y
0.038 * [taylor]: Taking taylor expansion of (* x y) in y
0.038 * [taylor]: Taking taylor expansion of x in y
0.038 * [taylor]: Taking taylor expansion of y in y
0.038 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* x y)) in x
0.038 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.038 * [taylor]: Taking taylor expansion of 0.5 in x
0.038 * [taylor]: Taking taylor expansion of x in x
0.038 * [taylor]: Taking taylor expansion of (* x y) in x
0.038 * [taylor]: Taking taylor expansion of x in x
0.038 * [taylor]: Taking taylor expansion of y in x
0.038 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* x y)) in x
0.038 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.038 * [taylor]: Taking taylor expansion of 0.5 in x
0.038 * [taylor]: Taking taylor expansion of x in x
0.038 * [taylor]: Taking taylor expansion of (* x y) in x
0.038 * [taylor]: Taking taylor expansion of x in x
0.038 * [taylor]: Taking taylor expansion of y in x
0.039 * [taylor]: Taking taylor expansion of 0 in y
0.040 * [taylor]: Taking taylor expansion of (+ y 0.5) in y
0.040 * [taylor]: Taking taylor expansion of y in y
0.040 * [taylor]: Taking taylor expansion of 0.5 in y
0.042 * [taylor]: Taking taylor expansion of 0 in y
0.043 * [taylor]: Taking taylor expansion of 0 in y
0.045 * [taylor]: Taking taylor expansion of 0 in y
0.046 * [approximate]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 0.5 (/ 1 x))) in (x y) around 0
0.046 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 0.5 (/ 1 x))) in y
0.046 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.046 * [taylor]: Taking taylor expansion of (* x y) in y
0.046 * [taylor]: Taking taylor expansion of x in y
0.046 * [taylor]: Taking taylor expansion of y in y
0.046 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
0.046 * [taylor]: Taking taylor expansion of 0.5 in y
0.046 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.046 * [taylor]: Taking taylor expansion of x in y
0.046 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 0.5 (/ 1 x))) in x
0.046 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.046 * [taylor]: Taking taylor expansion of (* x y) in x
0.046 * [taylor]: Taking taylor expansion of x in x
0.046 * [taylor]: Taking taylor expansion of y in x
0.047 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.047 * [taylor]: Taking taylor expansion of 0.5 in x
0.047 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.047 * [taylor]: Taking taylor expansion of x in x
0.047 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 0.5 (/ 1 x))) in x
0.047 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.047 * [taylor]: Taking taylor expansion of (* x y) in x
0.047 * [taylor]: Taking taylor expansion of x in x
0.047 * [taylor]: Taking taylor expansion of y in x
0.047 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.047 * [taylor]: Taking taylor expansion of 0.5 in x
0.047 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.047 * [taylor]: Taking taylor expansion of x in x
0.048 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 0.5) in y
0.048 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.048 * [taylor]: Taking taylor expansion of y in y
0.048 * [taylor]: Taking taylor expansion of 0.5 in y
0.050 * [taylor]: Taking taylor expansion of 0 in y
0.053 * [taylor]: Taking taylor expansion of 0 in y
0.056 * [taylor]: Taking taylor expansion of 0 in y
0.059 * [taylor]: Taking taylor expansion of 0 in y
0.059 * [approximate]: Taking taylor expansion of (- (/ 1 (* x y)) (* 0.5 (/ 1 x))) in (x y) around 0
0.059 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 0.5 (/ 1 x))) in y
0.059 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.060 * [taylor]: Taking taylor expansion of (* x y) in y
0.060 * [taylor]: Taking taylor expansion of x in y
0.060 * [taylor]: Taking taylor expansion of y in y
0.060 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
0.060 * [taylor]: Taking taylor expansion of 0.5 in y
0.060 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.060 * [taylor]: Taking taylor expansion of x in y
0.060 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 0.5 (/ 1 x))) in x
0.060 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.060 * [taylor]: Taking taylor expansion of (* x y) in x
0.060 * [taylor]: Taking taylor expansion of x in x
0.060 * [taylor]: Taking taylor expansion of y in x
0.060 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.060 * [taylor]: Taking taylor expansion of 0.5 in x
0.060 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.060 * [taylor]: Taking taylor expansion of x in x
0.061 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 0.5 (/ 1 x))) in x
0.061 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.061 * [taylor]: Taking taylor expansion of (* x y) in x
0.061 * [taylor]: Taking taylor expansion of x in x
0.061 * [taylor]: Taking taylor expansion of y in x
0.061 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.061 * [taylor]: Taking taylor expansion of 0.5 in x
0.061 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.061 * [taylor]: Taking taylor expansion of x in x
0.063 * [taylor]: Taking taylor expansion of (- (/ 1 y) 0.5) in y
0.063 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.063 * [taylor]: Taking taylor expansion of y in y
0.063 * [taylor]: Taking taylor expansion of 0.5 in y
0.065 * [taylor]: Taking taylor expansion of 0 in y
0.068 * [taylor]: Taking taylor expansion of 0 in y
0.072 * [taylor]: Taking taylor expansion of 0 in y
0.076 * [taylor]: Taking taylor expansion of 0 in y
0.076 * * * [progress]: simplifying candidates
0.076 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (pow (/ x 2.0) 3) (pow (* y x) 3))
  (+ (* (/ x 2.0) (/ x 2.0)) (- (* (* y x) (* y x)) (* (/ x 2.0) (* y x))))
  (- (* (/ x 2.0) (/ x 2.0)) (* (* y x) (* y x)))
  (- (/ x 2.0) (* y x))
  (+ (/ 1 2.0) y)
  (+ (* 0.5 x) (* x y))
  (+ (* 0.5 x) (* x y))
  (+ (* 0.5 x) (* x y))
0.079 * * [simplify]: iteration  0 :  65  enodes  (cost  35 )
0.081 * * [simplify]: iteration  1 :  174  enodes  (cost  32 )
0.085 * * [simplify]: iteration  2 :  412  enodes  (cost  32 )
0.093 * * [simplify]: iteration  3 :  800  enodes  (cost  30 )
0.110 * * [simplify]: iteration  4 :  1715  enodes  (cost  30 )
0.150 * * [simplify]: iteration  5 :  4258  enodes  (cost  30 )
0.253 * * [simplify]: iteration  6 :  5001  enodes  (cost  30 )
0.254 * [simplify]: Simplified to:
   (+ (pow (/ x 2.0) 3) (pow (* y x) 3))
  (* x (+ (/ (/ x 2.0) 2.0) (* y (- (* y x) (/ x 2.0)))))
  (* x (- (/ (/ x 2.0) 2.0) (* (* y x) y)))
  (- (/ x 2.0) (* y x))
  (+ (/ 1 2.0) y)
  (* x (+ y 0.5))
  (* x (+ y 0.5))
  (* x (+ y 0.5))
0.254 * * * [progress]: adding candidates to table
0.269 * * [progress]: iteration 2 / 4
0.269 * * * [progress]: picking best candidate
0.270 * * * * [pick]: Picked  #<alt (λ (x y z) (+ (* x (+ y 0.5)) z))>
0.270 * * * [progress]: localizing error
0.275 * * * [progress]: generating rewritten candidates
0.275 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.279 * * * [progress]: generating series expansions
0.279 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.279 * [approximate]: Taking taylor expansion of (* x (+ y 0.5)) in (x y) around 0
0.279 * [taylor]: Taking taylor expansion of (* x (+ y 0.5)) in y
0.279 * [taylor]: Taking taylor expansion of x in y
0.279 * [taylor]: Taking taylor expansion of (+ y 0.5) in y
0.279 * [taylor]: Taking taylor expansion of y in y
0.279 * [taylor]: Taking taylor expansion of 0.5 in y
0.279 * [taylor]: Taking taylor expansion of (* x (+ y 0.5)) in x
0.279 * [taylor]: Taking taylor expansion of x in x
0.279 * [taylor]: Taking taylor expansion of (+ y 0.5) in x
0.279 * [taylor]: Taking taylor expansion of y in x
0.279 * [taylor]: Taking taylor expansion of 0.5 in x
0.279 * [taylor]: Taking taylor expansion of (* x (+ y 0.5)) in x
0.279 * [taylor]: Taking taylor expansion of x in x
0.279 * [taylor]: Taking taylor expansion of (+ y 0.5) in x
0.279 * [taylor]: Taking taylor expansion of y in x
0.279 * [taylor]: Taking taylor expansion of 0.5 in x
0.279 * [taylor]: Taking taylor expansion of 0 in y
0.280 * [taylor]: Taking taylor expansion of (+ y 0.5) in y
0.280 * [taylor]: Taking taylor expansion of y in y
0.280 * [taylor]: Taking taylor expansion of 0.5 in y
0.281 * [taylor]: Taking taylor expansion of 0 in y
0.282 * [taylor]: Taking taylor expansion of 0 in y
0.284 * [taylor]: Taking taylor expansion of 0 in y
0.284 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 y) 0.5) x) in (x y) around 0
0.284 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 0.5) x) in y
0.284 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 0.5) in y
0.284 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.284 * [taylor]: Taking taylor expansion of y in y
0.284 * [taylor]: Taking taylor expansion of 0.5 in y
0.284 * [taylor]: Taking taylor expansion of x in y
0.284 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 0.5) x) in x
0.284 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 0.5) in x
0.284 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.284 * [taylor]: Taking taylor expansion of y in x
0.285 * [taylor]: Taking taylor expansion of 0.5 in x
0.285 * [taylor]: Taking taylor expansion of x in x
0.285 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 0.5) x) in x
0.285 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 0.5) in x
0.285 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.285 * [taylor]: Taking taylor expansion of y in x
0.285 * [taylor]: Taking taylor expansion of 0.5 in x
0.285 * [taylor]: Taking taylor expansion of x in x
0.285 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 0.5) in y
0.285 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.285 * [taylor]: Taking taylor expansion of y in y
0.285 * [taylor]: Taking taylor expansion of 0.5 in y
0.286 * [taylor]: Taking taylor expansion of 0 in y
0.288 * [taylor]: Taking taylor expansion of 0 in y
0.290 * [taylor]: Taking taylor expansion of 0 in y
0.293 * [taylor]: Taking taylor expansion of 0 in y
0.293 * [approximate]: Taking taylor expansion of (* -1 (/ (- 0.5 (/ 1 y)) x)) in (x y) around 0
0.293 * [taylor]: Taking taylor expansion of (* -1 (/ (- 0.5 (/ 1 y)) x)) in y
0.293 * [taylor]: Taking taylor expansion of -1 in y
0.293 * [taylor]: Taking taylor expansion of (/ (- 0.5 (/ 1 y)) x) in y
0.293 * [taylor]: Taking taylor expansion of (- 0.5 (/ 1 y)) in y
0.293 * [taylor]: Taking taylor expansion of 0.5 in y
0.293 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.293 * [taylor]: Taking taylor expansion of y in y
0.294 * [taylor]: Taking taylor expansion of x in y
0.294 * [taylor]: Taking taylor expansion of (* -1 (/ (- 0.5 (/ 1 y)) x)) in x
0.294 * [taylor]: Taking taylor expansion of -1 in x
0.294 * [taylor]: Taking taylor expansion of (/ (- 0.5 (/ 1 y)) x) in x
0.294 * [taylor]: Taking taylor expansion of (- 0.5 (/ 1 y)) in x
0.294 * [taylor]: Taking taylor expansion of 0.5 in x
0.294 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.294 * [taylor]: Taking taylor expansion of y in x
0.294 * [taylor]: Taking taylor expansion of x in x
0.294 * [taylor]: Taking taylor expansion of (* -1 (/ (- 0.5 (/ 1 y)) x)) in x
0.295 * [taylor]: Taking taylor expansion of -1 in x
0.295 * [taylor]: Taking taylor expansion of (/ (- 0.5 (/ 1 y)) x) in x
0.295 * [taylor]: Taking taylor expansion of (- 0.5 (/ 1 y)) in x
0.295 * [taylor]: Taking taylor expansion of 0.5 in x
0.295 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.295 * [taylor]: Taking taylor expansion of y in x
0.295 * [taylor]: Taking taylor expansion of x in x
0.295 * [taylor]: Taking taylor expansion of (* -1 (- 0.5 (/ 1 y))) in y
0.295 * [taylor]: Taking taylor expansion of -1 in y
0.295 * [taylor]: Taking taylor expansion of (- 0.5 (/ 1 y)) in y
0.295 * [taylor]: Taking taylor expansion of 0.5 in y
0.295 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.295 * [taylor]: Taking taylor expansion of y in y
0.297 * [taylor]: Taking taylor expansion of 0 in y
0.301 * [taylor]: Taking taylor expansion of 0 in y
0.305 * [taylor]: Taking taylor expansion of 0 in y
0.310 * [taylor]: Taking taylor expansion of 0 in y
0.310 * * * [progress]: simplifying candidates
0.311 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* x y)
  (* x 0.5)
  (* x 0.5)
  (* x y)
  (* y x)
  (* 0.5 x)
  (* 0.5 x)
  (* y x)
  (* x (+ (pow y 3) (pow 0.5 3)))
  (* x (- (* y y) (* 0.5 0.5)))
  (+ (* 0.5 x) (* x y))
  (+ (* 0.5 x) (* x y))
  (+ (* 0.5 x) (* x y))
0.313 * * [simplify]: iteration  0 :  40  enodes  (cost  25 )
0.315 * * [simplify]: iteration  1 :  85  enodes  (cost  22 )
0.317 * * [simplify]: iteration  2 :  185  enodes  (cost  22 )
0.321 * * [simplify]: iteration  3 :  433  enodes  (cost  22 )
0.331 * * [simplify]: iteration  4 :  1383  enodes  (cost  22 )
0.364 * * [simplify]: iteration  5 :  4143  enodes  (cost  22 )
0.482 * * [simplify]: iteration  6 :  5002  enodes  (cost  22 )
0.483 * [simplify]: Simplified to:
   (* x y)
  (* x 0.5)
  (* x 0.5)
  (* x y)
  (* x y)
  (* x 0.5)
  (* x 0.5)
  (* x y)
  (* x (+ (pow y 3) (pow 0.5 3)))
  (* x (- (* y y) (* 0.5 0.5)))
  (* x (+ y 0.5))
  (* x (+ y 0.5))
  (* x (+ y 0.5))
0.483 * * * [progress]: adding candidates to table
0.495 * [progress]: [Phase 3 of 3] Extracting.
0.495 * * [regime]: Finding splitpoints for: (#<alt (λ (x y z) (+ (* x (+ y 0.5)) z))> #<alt (λ (x y z) (+ (+ (/ x 2.0) (* y x)) z))>)
0.496 * * * [regime-changes]: Trying 5 branch expressions: ((+ (/ x 2.0) (* y x)) (+ (+ (/ x 2.0) (* y x)) z) z y x)
0.496 * * * * [regimes]: Trying to branch on (+ (/ x 2.0) (* y x)) from (#<alt (λ (x y z) (+ (* x (+ y 0.5)) z))> #<alt (λ (x y z) (+ (+ (/ x 2.0) (* y x)) z))>)
0.512 * * * * [regimes]: Trying to branch on (+ (+ (/ x 2.0) (* y x)) z) from (#<alt (λ (x y z) (+ (* x (+ y 0.5)) z))> #<alt (λ (x y z) (+ (+ (/ x 2.0) (* y x)) z))>)
0.524 * * * * [regimes]: Trying to branch on z from (#<alt (λ (x y z) (+ (* x (+ y 0.5)) z))> #<alt (λ (x y z) (+ (+ (/ x 2.0) (* y x)) z))>)
0.539 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y z) (+ (* x (+ y 0.5)) z))> #<alt (λ (x y z) (+ (+ (/ x 2.0) (* y x)) z))>)
0.551 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y z) (+ (* x (+ y 0.5)) z))> #<alt (λ (x y z) (+ (+ (/ x 2.0) (* y x)) z))>)
0.563 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.563 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (* x (+ y 0.5)) z)
0.564 * * [simplify]: iteration  0 :  10  enodes  (cost  3 )
0.564 * * [simplify]: iteration  1 :  10  enodes  (cost  3 )
0.564 * [simplify]: Simplified to:
   (+ (* x (+ y 0.5)) z)
1.033 * [regime-testing]: Baseline error score: 0.008126015751968996
1.033 * [regime-testing]: Oracle error score: 0.0038754844355544443
1.034 * [regime-testing]: End program error score: 0.008126015751968996