19.580 * [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:
  (- (- 1.0 x) y)
0.019 * [simplify]: Sending expressions to egg_math:
 (- (- 1.0 h1) h0)
0.027 * * [progress]: iteration 1 / 4
0.027 * * * [progress]: picking best candidate
0.029 * * * * [pick]: Picked  #<alt (λ (x y) (- (- 1.0 x) y))>
0.029 * * * [progress]: localizing error
0.033 * * * [progress]: generating rewritten candidates
0.033 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.088 * * * [progress]: generating series expansions
0.088 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.088 * [backup-simplify]: Simplify (- (- 1.0 x) y) into (- 1.0 (+ x y))
0.088 * [approximate]: Taking taylor expansion of (- 1.0 (+ x y)) in (x y) around 0
0.088 * [taylor]: Taking taylor expansion of (- 1.0 (+ x y)) in y
0.088 * [taylor]: Taking taylor expansion of 1.0 in y
0.088 * [backup-simplify]: Simplify 1.0 into 1.0
0.088 * [taylor]: Taking taylor expansion of (+ x y) in y
0.088 * [taylor]: Taking taylor expansion of x in y
0.088 * [backup-simplify]: Simplify x into x
0.088 * [taylor]: Taking taylor expansion of y in y
0.088 * [backup-simplify]: Simplify 0 into 0
0.088 * [backup-simplify]: Simplify 1 into 1
0.088 * [taylor]: Taking taylor expansion of (- 1.0 (+ x y)) in x
0.088 * [taylor]: Taking taylor expansion of 1.0 in x
0.088 * [backup-simplify]: Simplify 1.0 into 1.0
0.088 * [taylor]: Taking taylor expansion of (+ x y) in x
0.088 * [taylor]: Taking taylor expansion of x in x
0.088 * [backup-simplify]: Simplify 0 into 0
0.088 * [backup-simplify]: Simplify 1 into 1
0.088 * [taylor]: Taking taylor expansion of y in x
0.088 * [backup-simplify]: Simplify y into y
0.088 * [taylor]: Taking taylor expansion of (- 1.0 (+ x y)) in x
0.088 * [taylor]: Taking taylor expansion of 1.0 in x
0.088 * [backup-simplify]: Simplify 1.0 into 1.0
0.088 * [taylor]: Taking taylor expansion of (+ x y) in x
0.088 * [taylor]: Taking taylor expansion of x in x
0.088 * [backup-simplify]: Simplify 0 into 0
0.088 * [backup-simplify]: Simplify 1 into 1
0.088 * [taylor]: Taking taylor expansion of y in x
0.088 * [backup-simplify]: Simplify y into y
0.088 * [backup-simplify]: Simplify (+ 0 y) into y
0.089 * [backup-simplify]: Simplify (- y) into (- y)
0.089 * [backup-simplify]: Simplify (+ 1.0 (- y)) into (- 1.0 y)
0.089 * [taylor]: Taking taylor expansion of (- 1.0 y) in y
0.089 * [taylor]: Taking taylor expansion of 1.0 in y
0.089 * [backup-simplify]: Simplify 1.0 into 1.0
0.089 * [taylor]: Taking taylor expansion of y in y
0.089 * [backup-simplify]: Simplify 0 into 0
0.089 * [backup-simplify]: Simplify 1 into 1
0.089 * [backup-simplify]: Simplify (- 0) into 0
0.090 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.090 * [backup-simplify]: Simplify 1.0 into 1.0
0.090 * [backup-simplify]: Simplify (+ 1 0) into 1
0.090 * [backup-simplify]: Simplify (- 1) into -1
0.091 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.091 * [taylor]: Taking taylor expansion of -1 in y
0.091 * [backup-simplify]: Simplify -1 into -1
0.091 * [backup-simplify]: Simplify -1 into -1
0.091 * [backup-simplify]: Simplify (- 1) into -1
0.091 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.091 * [backup-simplify]: Simplify -1 into -1
0.092 * [backup-simplify]: Simplify (+ (* -1 (* y 1)) (+ (* -1 (* 1 x)) 1.0)) into (- 1.0 (+ x y))
0.092 * [backup-simplify]: Simplify (- (- 1.0 (/ 1 x)) (/ 1 y)) into (- 1.0 (+ (/ 1 y) (/ 1 x)))
0.092 * [approximate]: Taking taylor expansion of (- 1.0 (+ (/ 1 y) (/ 1 x))) in (x y) around 0
0.092 * [taylor]: Taking taylor expansion of (- 1.0 (+ (/ 1 y) (/ 1 x))) in y
0.092 * [taylor]: Taking taylor expansion of 1.0 in y
0.092 * [backup-simplify]: Simplify 1.0 into 1.0
0.092 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.092 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.092 * [taylor]: Taking taylor expansion of y in y
0.092 * [backup-simplify]: Simplify 0 into 0
0.092 * [backup-simplify]: Simplify 1 into 1
0.092 * [backup-simplify]: Simplify (/ 1 1) into 1
0.092 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.092 * [taylor]: Taking taylor expansion of x in y
0.092 * [backup-simplify]: Simplify x into x
0.092 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.092 * [taylor]: Taking taylor expansion of (- 1.0 (+ (/ 1 y) (/ 1 x))) in x
0.092 * [taylor]: Taking taylor expansion of 1.0 in x
0.092 * [backup-simplify]: Simplify 1.0 into 1.0
0.092 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.092 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.092 * [taylor]: Taking taylor expansion of y in x
0.093 * [backup-simplify]: Simplify y into y
0.093 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.093 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.093 * [taylor]: Taking taylor expansion of x in x
0.093 * [backup-simplify]: Simplify 0 into 0
0.093 * [backup-simplify]: Simplify 1 into 1
0.093 * [backup-simplify]: Simplify (/ 1 1) into 1
0.093 * [taylor]: Taking taylor expansion of (- 1.0 (+ (/ 1 y) (/ 1 x))) in x
0.093 * [taylor]: Taking taylor expansion of 1.0 in x
0.093 * [backup-simplify]: Simplify 1.0 into 1.0
0.093 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.093 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.093 * [taylor]: Taking taylor expansion of y in x
0.093 * [backup-simplify]: Simplify y into y
0.093 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.093 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.093 * [taylor]: Taking taylor expansion of x in x
0.093 * [backup-simplify]: Simplify 0 into 0
0.093 * [backup-simplify]: Simplify 1 into 1
0.094 * [backup-simplify]: Simplify (/ 1 1) into 1
0.094 * [backup-simplify]: Simplify (+ 0 1) into 1
0.094 * [backup-simplify]: Simplify (- 1) into -1
0.095 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.095 * [taylor]: Taking taylor expansion of -1 in y
0.095 * [backup-simplify]: Simplify -1 into -1
0.095 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.095 * [backup-simplify]: Simplify (+ (/ 1 y) 0) into (/ 1 y)
0.095 * [backup-simplify]: Simplify (- (/ 1 y)) into (- (/ 1 y))
0.095 * [backup-simplify]: Simplify (+ 1.0 (- (/ 1 y))) into (- 1.0 (/ 1 y))
0.095 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
0.095 * [taylor]: Taking taylor expansion of 1.0 in y
0.095 * [backup-simplify]: Simplify 1.0 into 1.0
0.095 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.095 * [taylor]: Taking taylor expansion of y in y
0.096 * [backup-simplify]: Simplify 0 into 0
0.096 * [backup-simplify]: Simplify 1 into 1
0.096 * [backup-simplify]: Simplify (/ 1 1) into 1
0.096 * [backup-simplify]: Simplify (- 1) into -1
0.096 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.096 * [backup-simplify]: Simplify -1 into -1
0.097 * [backup-simplify]: Simplify -1 into -1
0.097 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.097 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.098 * [backup-simplify]: Simplify (+ 0 0) into 0
0.098 * [backup-simplify]: Simplify (- 0) into 0
0.098 * [backup-simplify]: Simplify (+ 0 0) into 0
0.098 * [taylor]: Taking taylor expansion of 0 in y
0.098 * [backup-simplify]: Simplify 0 into 0
0.099 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.099 * [backup-simplify]: Simplify (- 0) into 0
0.099 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.099 * [backup-simplify]: Simplify 1.0 into 1.0
0.100 * [backup-simplify]: Simplify (+ 1.0 (+ (* -1 (* 1 (/ 1 (/ 1 x)))) (* -1 (* (/ 1 (/ 1 y)) 1)))) into (- 1.0 (+ x y))
0.100 * [backup-simplify]: Simplify (- (- 1.0 (/ 1 (- x))) (/ 1 (- y))) into (+ 1.0 (+ (/ 1 y) (/ 1 x)))
0.100 * [approximate]: Taking taylor expansion of (+ 1.0 (+ (/ 1 y) (/ 1 x))) in (x y) around 0
0.100 * [taylor]: Taking taylor expansion of (+ 1.0 (+ (/ 1 y) (/ 1 x))) in y
0.100 * [taylor]: Taking taylor expansion of 1.0 in y
0.100 * [backup-simplify]: Simplify 1.0 into 1.0
0.100 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.100 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.100 * [taylor]: Taking taylor expansion of y in y
0.100 * [backup-simplify]: Simplify 0 into 0
0.100 * [backup-simplify]: Simplify 1 into 1
0.100 * [backup-simplify]: Simplify (/ 1 1) into 1
0.100 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.100 * [taylor]: Taking taylor expansion of x in y
0.100 * [backup-simplify]: Simplify x into x
0.101 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.101 * [taylor]: Taking taylor expansion of (+ 1.0 (+ (/ 1 y) (/ 1 x))) in x
0.101 * [taylor]: Taking taylor expansion of 1.0 in x
0.101 * [backup-simplify]: Simplify 1.0 into 1.0
0.101 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.101 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.101 * [taylor]: Taking taylor expansion of y in x
0.101 * [backup-simplify]: Simplify y into y
0.101 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.101 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.101 * [taylor]: Taking taylor expansion of x in x
0.101 * [backup-simplify]: Simplify 0 into 0
0.101 * [backup-simplify]: Simplify 1 into 1
0.101 * [backup-simplify]: Simplify (/ 1 1) into 1
0.101 * [taylor]: Taking taylor expansion of (+ 1.0 (+ (/ 1 y) (/ 1 x))) in x
0.101 * [taylor]: Taking taylor expansion of 1.0 in x
0.101 * [backup-simplify]: Simplify 1.0 into 1.0
0.101 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.101 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.101 * [taylor]: Taking taylor expansion of y in x
0.101 * [backup-simplify]: Simplify y into y
0.101 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.101 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.101 * [taylor]: Taking taylor expansion of x in x
0.101 * [backup-simplify]: Simplify 0 into 0
0.101 * [backup-simplify]: Simplify 1 into 1
0.102 * [backup-simplify]: Simplify (/ 1 1) into 1
0.102 * [backup-simplify]: Simplify (+ 0 1) into 1
0.102 * [backup-simplify]: Simplify (+ 0 1) into 1
0.102 * [taylor]: Taking taylor expansion of 1 in y
0.103 * [backup-simplify]: Simplify 1 into 1
0.103 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.103 * [backup-simplify]: Simplify (+ (/ 1 y) 0) into (/ 1 y)
0.103 * [backup-simplify]: Simplify (+ 1.0 (/ 1 y)) into (+ (/ 1 y) 1.0)
0.103 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
0.103 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.103 * [taylor]: Taking taylor expansion of y in y
0.103 * [backup-simplify]: Simplify 0 into 0
0.103 * [backup-simplify]: Simplify 1 into 1
0.104 * [backup-simplify]: Simplify (/ 1 1) into 1
0.104 * [taylor]: Taking taylor expansion of 1.0 in y
0.104 * [backup-simplify]: Simplify 1.0 into 1.0
0.104 * [backup-simplify]: Simplify (+ 1 0) into 1
0.104 * [backup-simplify]: Simplify 1 into 1
0.104 * [backup-simplify]: Simplify 1 into 1
0.104 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.105 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.105 * [backup-simplify]: Simplify (+ 0 0) into 0
0.106 * [backup-simplify]: Simplify (+ 0 0) into 0
0.106 * [taylor]: Taking taylor expansion of 0 in y
0.106 * [backup-simplify]: Simplify 0 into 0
0.106 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.107 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
0.107 * [backup-simplify]: Simplify 1.0 into 1.0
0.107 * [backup-simplify]: Simplify (+ 1.0 (+ (* 1 (* 1 (/ 1 (/ 1 (- x))))) (* 1 (* (/ 1 (/ 1 (- y))) 1)))) into (- 1.0 (+ x y))
0.107 * * * [progress]: simplifying candidates
0.108 * [simplify]: Simplifying:
  (/ (/ (exp 1.0) (exp x)) (exp y))
  (/ (exp (- 1.0 x)) (exp y))
  (log (- (- 1.0 x) y))
  (exp (- (- 1.0 x) y))
  (* (cbrt (- (- 1.0 x) y)) (cbrt (- (- 1.0 x) y)))
  (cbrt (- (- 1.0 x) y))
  (* (* (- (- 1.0 x) y) (- (- 1.0 x) y)) (- (- 1.0 x) y))
  (sqrt (- (- 1.0 x) y))
  (sqrt (- (- 1.0 x) y))
  (- (pow (- 1.0 x) 3) (pow y 3))
  (+ (* (- 1.0 x) (- 1.0 x)) (+ (* y y) (* (- 1.0 x) y)))
  (- y)
  (- (* (- 1.0 x) (- 1.0 x)) (* y y))
  (+ (- 1.0 x) y)
  (+ (sqrt (- 1.0 x)) (sqrt y))
  (- (sqrt (- 1.0 x)) (sqrt y))
  (- (- 1.0 x) y)
  (- (- 1.0 x) y)
  (- (- x) y)
  (- (- x) y)
  (+ x y)
  (- y)
  (- 1.0 (+ x y))
  (- 1.0 (+ x y))
  (- 1.0 (+ x y))
0.108 * [simplify]: Sending expressions to egg_math:
 (/ (/ (exp 1.0) (exp h1)) (exp h0))
 (/ (exp (- 1.0 h1)) (exp h0))
 (log (- (- 1.0 h1) h0))
 (exp (- (- 1.0 h1) h0))
 (* (cbrt (- (- 1.0 h1) h0)) (cbrt (- (- 1.0 h1) h0)))
 (cbrt (- (- 1.0 h1) h0))
 (* (* (- (- 1.0 h1) h0) (- (- 1.0 h1) h0)) (- (- 1.0 h1) h0))
 (sqrt (- (- 1.0 h1) h0))
 (sqrt (- (- 1.0 h1) h0))
 (- (pow (- 1.0 h1) 3) (pow h0 3))
 (+ (* (- 1.0 h1) (- 1.0 h1)) (+ (* h0 h0) (* (- 1.0 h1) h0)))
 (- h0)
 (- (* (- 1.0 h1) (- 1.0 h1)) (* h0 h0))
 (+ (- 1.0 h1) h0)
 (+ (sqrt (- 1.0 h1)) (sqrt h0))
 (- (sqrt (- 1.0 h1)) (sqrt h0))
 (- (- 1.0 h1) h0)
 (- (- 1.0 h1) h0)
 (- (- h1) h0)
 (- (- h1) h0)
 (+ h1 h0)
 (- h0)
 (- 1.0 (+ h1 h0))
 (- 1.0 (+ h1 h0))
 (- 1.0 (+ h1 h0))
0.175 * * * [progress]: adding candidates to table
0.210 * * [progress]: iteration 2 / 4
0.210 * * * [progress]: picking best candidate
0.211 * * * * [pick]: Picked  #<alt (λ (x y) (- 1.0 (+ y x)))>
0.212 * * * [progress]: localizing error
0.215 * * * [progress]: generating rewritten candidates
0.216 * * * [progress]: generating series expansions
0.216 * * * [progress]: simplifying candidates
0.216 * [simplify]: Simplifying:
  
0.216 * [simplify]: Sending expressions to egg_math:
 
0.217 * * * [progress]: adding candidates to table
0.217 * [progress]: [Phase 3 of 3] Extracting.
0.218 * [simplify]: Simplifying:
  (- 1.0 (+ y x))
0.218 * [simplify]: Sending expressions to egg_math:
 (- 1.0 (+ h1 h0))
0.734 * [regime-testing]: Baseline error score: 0.0010001250156269534
0.737 * [regime-testing]: Oracle error score: 0.0010001250156269534
0.737 * [regime-testing]: End program error score: 0.0010001250156269534