2.388 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.026 * * * [progress]: [2/2] Setting up program.
0.031 * [progress]: [Phase 2 of 3] Improving.
0.031 * [simplify]: Simplifying:
  (- (* (* x x) 2.0) 1.0)
0.031 * * [simplify]: iteration 0: 6 enodes
0.034 * * [simplify]: iteration 1: 11 enodes
0.037 * * [simplify]: iteration 2: 15 enodes
0.041 * * [simplify]: iteration complete: 15 enodes
0.041 * * [simplify]: Extracting #0: cost 1 inf + 0
0.041 * * [simplify]: Extracting #1: cost 4 inf + 0
0.041 * * [simplify]: Extracting #2: cost 6 inf + 3
0.041 * * [simplify]: Extracting #3: cost 4 inf + 5
0.041 * * [simplify]: Extracting #4: cost 0 inf + 23
0.041 * [simplify]: Simplified to:
  (- (* 2.0 (* x x)) 1.0)
0.048 * * [progress]: iteration 1 / 4
0.048 * * * [progress]: picking best candidate
0.051 * * * * [pick]: Picked  #<alt (λ (x) (- (* 2.0 (* x x)) 1.0))>
0.052 * * * [progress]: localizing error
0.072 * * * [progress]: generating rewritten candidates
0.072 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.087 * * * [progress]: generating series expansions
0.087 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.087 * [backup-simplify]: Simplify (* 2.0 (* x x)) into (* 2.0 (pow x 2))
0.087 * [approximate]: Taking taylor expansion of (* 2.0 (pow x 2)) in (x) around 0
0.087 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.087 * [taylor]: Taking taylor expansion of 2.0 in x
0.087 * [backup-simplify]: Simplify 2.0 into 2.0
0.087 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.087 * [taylor]: Taking taylor expansion of x in x
0.087 * [backup-simplify]: Simplify 0 into 0
0.087 * [backup-simplify]: Simplify 1 into 1
0.087 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.087 * [taylor]: Taking taylor expansion of 2.0 in x
0.087 * [backup-simplify]: Simplify 2.0 into 2.0
0.087 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.087 * [taylor]: Taking taylor expansion of x in x
0.087 * [backup-simplify]: Simplify 0 into 0
0.087 * [backup-simplify]: Simplify 1 into 1
0.088 * [backup-simplify]: Simplify (* 1 1) into 1
0.088 * [backup-simplify]: Simplify (* 2.0 1) into 2.0
0.088 * [backup-simplify]: Simplify 2.0 into 2.0
0.088 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.089 * [backup-simplify]: Simplify (+ (* 2.0 0) (* 0 1)) into 0
0.089 * [backup-simplify]: Simplify 0 into 0
0.090 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.090 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (* 0 1))) into 0
0.090 * [backup-simplify]: Simplify 0 into 0
0.091 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.091 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.091 * [backup-simplify]: Simplify 0 into 0
0.092 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.093 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.093 * [backup-simplify]: Simplify 0 into 0
0.094 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.094 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.095 * [backup-simplify]: Simplify 0 into 0
0.095 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.096 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.096 * [backup-simplify]: Simplify 0 into 0
0.096 * [backup-simplify]: Simplify (* 2.0 (pow x 2)) into (* 2.0 (pow x 2))
0.097 * [backup-simplify]: Simplify (* 2.0 (* (/ 1 x) (/ 1 x))) into (/ 2.0 (pow x 2))
0.097 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.097 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.097 * [taylor]: Taking taylor expansion of 2.0 in x
0.097 * [backup-simplify]: Simplify 2.0 into 2.0
0.097 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.097 * [taylor]: Taking taylor expansion of x in x
0.097 * [backup-simplify]: Simplify 0 into 0
0.097 * [backup-simplify]: Simplify 1 into 1
0.097 * [backup-simplify]: Simplify (* 1 1) into 1
0.097 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.097 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.097 * [taylor]: Taking taylor expansion of 2.0 in x
0.097 * [backup-simplify]: Simplify 2.0 into 2.0
0.097 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.097 * [taylor]: Taking taylor expansion of x in x
0.097 * [backup-simplify]: Simplify 0 into 0
0.097 * [backup-simplify]: Simplify 1 into 1
0.098 * [backup-simplify]: Simplify (* 1 1) into 1
0.098 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.098 * [backup-simplify]: Simplify 2.0 into 2.0
0.098 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.099 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)))) into 0
0.099 * [backup-simplify]: Simplify 0 into 0
0.099 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.100 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.100 * [backup-simplify]: Simplify 0 into 0
0.101 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.101 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.101 * [backup-simplify]: Simplify 0 into 0
0.102 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.102 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.102 * [backup-simplify]: Simplify 0 into 0
0.103 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.105 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.105 * [backup-simplify]: Simplify 0 into 0
0.106 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.107 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.107 * [backup-simplify]: Simplify 0 into 0
0.108 * [backup-simplify]: Simplify (* 2.0 (pow (/ 1 (/ 1 x)) 2)) into (* 2.0 (pow x 2))
0.108 * [backup-simplify]: Simplify (* 2.0 (* (/ 1 (- x)) (/ 1 (- x)))) into (/ 2.0 (pow x 2))
0.108 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.108 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.108 * [taylor]: Taking taylor expansion of 2.0 in x
0.108 * [backup-simplify]: Simplify 2.0 into 2.0
0.108 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.108 * [taylor]: Taking taylor expansion of x in x
0.108 * [backup-simplify]: Simplify 0 into 0
0.108 * [backup-simplify]: Simplify 1 into 1
0.108 * [backup-simplify]: Simplify (* 1 1) into 1
0.109 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.109 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.109 * [taylor]: Taking taylor expansion of 2.0 in x
0.109 * [backup-simplify]: Simplify 2.0 into 2.0
0.109 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.109 * [taylor]: Taking taylor expansion of x in x
0.109 * [backup-simplify]: Simplify 0 into 0
0.109 * [backup-simplify]: Simplify 1 into 1
0.109 * [backup-simplify]: Simplify (* 1 1) into 1
0.110 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.110 * [backup-simplify]: Simplify 2.0 into 2.0
0.111 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.111 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)))) into 0
0.112 * [backup-simplify]: Simplify 0 into 0
0.112 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.113 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.114 * [backup-simplify]: Simplify 0 into 0
0.115 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.116 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.116 * [backup-simplify]: Simplify 0 into 0
0.117 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.118 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.118 * [backup-simplify]: Simplify 0 into 0
0.119 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.121 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.121 * [backup-simplify]: Simplify 0 into 0
0.122 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.123 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.124 * [backup-simplify]: Simplify 0 into 0
0.124 * [backup-simplify]: Simplify (* 2.0 (pow (/ 1 (/ 1 (- x))) 2)) into (* 2.0 (pow x 2))
0.124 * * * [progress]: simplifying candidates
0.125 * [simplify]: Simplifying:
  (* 2.0 (* x x))
  (* 2.0 (* x x))
  (+ (log 2.0) (+ (log x) (log x)))
  (+ (log 2.0) (log (* x x)))
  (log (* 2.0 (* x x)))
  (exp (* 2.0 (* x x)))
  (* (* (* 2.0 2.0) 2.0) (* (* (* x x) x) (* (* x x) x)))
  (* (* (* 2.0 2.0) 2.0) (* (* (* x x) (* x x)) (* x x)))
  (* (cbrt (* 2.0 (* x x))) (cbrt (* 2.0 (* x x))))
  (cbrt (* 2.0 (* x x)))
  (* (* (* 2.0 (* x x)) (* 2.0 (* x x))) (* 2.0 (* x x)))
  (sqrt (* 2.0 (* x x)))
  (sqrt (* 2.0 (* x x)))
  (* (sqrt 2.0) x)
  (* (sqrt 2.0) x)
  (* 2.0 x)
  (* (cbrt 2.0) (* x x))
  (* (sqrt 2.0) (* x x))
  (* 2.0 (* x x))
  (* 2.0 (pow x 2))
  (* 2.0 (pow x 2))
  (* 2.0 (pow x 2))
0.125 * * [simplify]: iteration 0: 34 enodes
0.139 * * [simplify]: iteration 1: 95 enodes
0.202 * * [simplify]: iteration 2: 556 enodes
0.705 * * [simplify]: iteration complete: 5001 enodes
0.705 * * [simplify]: Extracting #0: cost 11 inf + 0
0.705 * * [simplify]: Extracting #1: cost 335 inf + 0
0.710 * * [simplify]: Extracting #2: cost 2025 inf + 369
0.716 * * [simplify]: Extracting #3: cost 593 inf + 8772
0.723 * * [simplify]: Extracting #4: cost 18 inf + 12298
0.735 * * [simplify]: Extracting #5: cost 0 inf + 12275
0.753 * * [simplify]: Extracting #6: cost 0 inf + 12251
0.765 * [simplify]: Simplified to:
  (* (* x 2.0) x)
  (* (* x 2.0) x)
  (log (* (* x 2.0) x))
  (log (* (* x 2.0) x))
  (log (* (* x 2.0) x))
  (pow (exp 2.0) (* x x))
  (pow (* (* x 2.0) x) 3)
  (pow (* (* x 2.0) x) 3)
  (* (cbrt (* (* x 2.0) x)) (cbrt (* (* x 2.0) x)))
  (cbrt (* (* x 2.0) x))
  (pow (* (* x 2.0) x) 3)
  (sqrt (* (* x 2.0) x))
  (sqrt (* (* x 2.0) x))
  (* x (sqrt 2.0))
  (* x (sqrt 2.0))
  (* 2.0 x)
  (* (cbrt 2.0) (* x x))
  (* (sqrt 2.0) (* x x))
  (* (* x 2.0) x)
  (* (* x 2.0) x)
  (* (* x 2.0) x)
  (* (* x 2.0) x)
0.766 * * * [progress]: adding candidates to table
0.837 * [progress]: [Phase 3 of 3] Extracting.
0.841 * [simplify]: Simplifying:
  (- (* 2.0 (* x x)) 1.0)
0.842 * * [simplify]: iteration 0: 6 enodes
0.842 * * [simplify]: iteration 1: 7 enodes
0.843 * * [simplify]: iteration complete: 7 enodes
0.843 * * [simplify]: Extracting #0: cost 1 inf + 0
0.843 * * [simplify]: Extracting #1: cost 3 inf + 0
0.843 * * [simplify]: Extracting #2: cost 4 inf + 1
0.843 * * [simplify]: Extracting #3: cost 4 inf + 2
0.843 * * [simplify]: Extracting #4: cost 0 inf + 18
0.843 * [simplify]: Simplified to:
  (- (* 2.0 (* x x)) 1.0)
1.680 * [regime-testing]: Baseline error score: 0.0013964151770774237
1.684 * [regime-testing]: Oracle error score: 0.0013964151770774237
1.685 * [regime-testing]: End program error score: 0.0013964151770774237