25.772 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.012 * * * [progress]: [2/2] Setting up program.
0.015 * [progress]: [Phase 2 of 3] Improving.
0.015 * [simplify]: Simplifying:
  (- (* (* x x) 2.0) 1.0)
0.015 * * [simplify]: iteration 0: 6 enodes
0.017 * * [simplify]: iteration 1: 12 enodes
0.023 * * [simplify]: iteration 2: 17 enodes
0.026 * * [simplify]: iteration 3: 20 enodes
0.029 * * [simplify]: iteration complete: 20 enodes
0.029 * * [simplify]: Extracting #0: cost 1 inf + 0
0.029 * * [simplify]: Extracting #1: cost 8 inf + 0
0.029 * * [simplify]: Extracting #2: cost 4 inf + 44
0.029 * * [simplify]: Extracting #3: cost 0 inf + 332
0.029 * [simplify]: Simplified to:
  (- (* 2.0 (* x x)) 1.0)
0.030 * * [progress]: iteration 1 / 4
0.030 * * * [progress]: picking best candidate
0.032 * * * * [pick]: Picked  #<alt (λ (x) (- (* (* x x) 2.0) 1.0))>
0.033 * * * [progress]: localizing error
0.038 * * * [progress]: generating rewritten candidates
0.038 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.054 * * * [progress]: generating series expansions
0.054 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.054 * [backup-simplify]: Simplify (* (* x x) 2.0) into (* 2.0 (pow x 2))
0.054 * [approximate]: Taking taylor expansion of (* 2.0 (pow x 2)) in (x) around 0
0.054 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.054 * [taylor]: Taking taylor expansion of 2.0 in x
0.054 * [backup-simplify]: Simplify 2.0 into 2.0
0.054 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.054 * [taylor]: Taking taylor expansion of x in x
0.054 * [backup-simplify]: Simplify 0 into 0
0.054 * [backup-simplify]: Simplify 1 into 1
0.054 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.054 * [taylor]: Taking taylor expansion of 2.0 in x
0.054 * [backup-simplify]: Simplify 2.0 into 2.0
0.054 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.054 * [taylor]: Taking taylor expansion of x in x
0.054 * [backup-simplify]: Simplify 0 into 0
0.054 * [backup-simplify]: Simplify 1 into 1
0.055 * [backup-simplify]: Simplify (* 1 1) into 1
0.055 * [backup-simplify]: Simplify (* 2.0 1) into 2.0
0.055 * [backup-simplify]: Simplify 2.0 into 2.0
0.055 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.056 * [backup-simplify]: Simplify (+ (* 2.0 0) (* 0 1)) into 0
0.056 * [backup-simplify]: Simplify 0 into 0
0.056 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.057 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (* 0 1))) into 0
0.057 * [backup-simplify]: Simplify 0 into 0
0.057 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.058 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.058 * [backup-simplify]: Simplify 0 into 0
0.059 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.059 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.059 * [backup-simplify]: Simplify 0 into 0
0.060 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.061 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.061 * [backup-simplify]: Simplify 0 into 0
0.062 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.063 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.063 * [backup-simplify]: Simplify 0 into 0
0.063 * [backup-simplify]: Simplify (* 2.0 (pow x 2)) into (* 2.0 (pow x 2))
0.063 * [backup-simplify]: Simplify (* (* (/ 1 x) (/ 1 x)) 2.0) into (/ 2.0 (pow x 2))
0.063 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.063 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.063 * [taylor]: Taking taylor expansion of 2.0 in x
0.063 * [backup-simplify]: Simplify 2.0 into 2.0
0.063 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.063 * [taylor]: Taking taylor expansion of x in x
0.063 * [backup-simplify]: Simplify 0 into 0
0.063 * [backup-simplify]: Simplify 1 into 1
0.064 * [backup-simplify]: Simplify (* 1 1) into 1
0.064 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.064 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.064 * [taylor]: Taking taylor expansion of 2.0 in x
0.064 * [backup-simplify]: Simplify 2.0 into 2.0
0.064 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.064 * [taylor]: Taking taylor expansion of x in x
0.064 * [backup-simplify]: Simplify 0 into 0
0.064 * [backup-simplify]: Simplify 1 into 1
0.064 * [backup-simplify]: Simplify (* 1 1) into 1
0.065 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.065 * [backup-simplify]: Simplify 2.0 into 2.0
0.066 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.066 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)))) into 0
0.066 * [backup-simplify]: Simplify 0 into 0
0.067 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.068 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.068 * [backup-simplify]: Simplify 0 into 0
0.069 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.070 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.070 * [backup-simplify]: Simplify 0 into 0
0.071 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.072 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.072 * [backup-simplify]: Simplify 0 into 0
0.073 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.073 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.073 * [backup-simplify]: Simplify 0 into 0
0.074 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.075 * [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
0.075 * [backup-simplify]: Simplify 0 into 0
0.075 * [backup-simplify]: Simplify (* 2.0 (pow (/ 1 (/ 1 x)) 2)) into (* 2.0 (pow x 2))
0.075 * [backup-simplify]: Simplify (* (* (/ 1 (- x)) (/ 1 (- x))) 2.0) into (/ 2.0 (pow x 2))
0.075 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.075 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.075 * [taylor]: Taking taylor expansion of 2.0 in x
0.075 * [backup-simplify]: Simplify 2.0 into 2.0
0.075 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.075 * [taylor]: Taking taylor expansion of x in x
0.075 * [backup-simplify]: Simplify 0 into 0
0.075 * [backup-simplify]: Simplify 1 into 1
0.076 * [backup-simplify]: Simplify (* 1 1) into 1
0.076 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.076 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.076 * [taylor]: Taking taylor expansion of 2.0 in x
0.076 * [backup-simplify]: Simplify 2.0 into 2.0
0.076 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.076 * [taylor]: Taking taylor expansion of x in x
0.076 * [backup-simplify]: Simplify 0 into 0
0.076 * [backup-simplify]: Simplify 1 into 1
0.076 * [backup-simplify]: Simplify (* 1 1) into 1
0.076 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.077 * [backup-simplify]: Simplify 2.0 into 2.0
0.077 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.077 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)))) into 0
0.077 * [backup-simplify]: Simplify 0 into 0
0.078 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.078 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.078 * [backup-simplify]: Simplify 0 into 0
0.079 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.080 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.080 * [backup-simplify]: Simplify 0 into 0
0.080 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.081 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.081 * [backup-simplify]: Simplify 0 into 0
0.082 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.082 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.082 * [backup-simplify]: Simplify 0 into 0
0.083 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.084 * [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
0.084 * [backup-simplify]: Simplify 0 into 0
0.084 * [backup-simplify]: Simplify (* 2.0 (pow (/ 1 (/ 1 (- x))) 2)) into (* 2.0 (pow x 2))
0.084 * * * [progress]: simplifying candidates
0.084 * [simplify]: Simplifying:
  (expm1 (* (* x x) 2.0))
  (log1p (* (* x x) 2.0))
  (* (* x x) 2.0)
  (* (* x x) 2.0)
  (+ (+ (log x) (log x)) (log 2.0))
  (+ (log (* x x)) (log 2.0))
  (log (* (* x x) 2.0))
  (exp (* (* x x) 2.0))
  (* (* (* (* x x) x) (* (* x x) x)) (* (* 2.0 2.0) 2.0))
  (* (* (* (* x x) (* x x)) (* x x)) (* (* 2.0 2.0) 2.0))
  (* (cbrt (* (* x x) 2.0)) (cbrt (* (* x x) 2.0)))
  (cbrt (* (* x x) 2.0))
  (* (* (* (* x x) 2.0) (* (* x x) 2.0)) (* (* x x) 2.0))
  (sqrt (* (* x x) 2.0))
  (sqrt (* (* x x) 2.0))
  (* x (sqrt 2.0))
  (* x (sqrt 2.0))
  (* (* x x) (* (cbrt 2.0) (cbrt 2.0)))
  (* (* x x) (sqrt 2.0))
  (* (* x x) 1)
  (* x 2.0)
  (* 2.0 (pow x 2))
  (* 2.0 (pow x 2))
  (* 2.0 (pow x 2))
0.085 * * [simplify]: iteration 0: 39 enodes
0.095 * * [simplify]: iteration 1: 98 enodes
0.132 * * [simplify]: iteration 2: 310 enodes
0.357 * * [simplify]: iteration 3: 1061 enodes
1.661 * * [simplify]: iteration 4: 4821 enodes
3.608 * * [simplify]: iteration complete: 5000 enodes
3.608 * * [simplify]: Extracting #0: cost 14 inf + 0
3.610 * * [simplify]: Extracting #1: cost 407 inf + 0
3.630 * * [simplify]: Extracting #2: cost 1312 inf + 9379
3.666 * * [simplify]: Extracting #3: cost 613 inf + 125738
3.718 * * [simplify]: Extracting #4: cost 20 inf + 206168
3.772 * * [simplify]: Extracting #5: cost 0 inf + 209958
3.846 * [simplify]: Simplified to:
  (expm1 (* (* x 2.0) x))
  (log1p (* (* x 2.0) x))
  (* (* x 2.0) x)
  (* (* x 2.0) x)
  (log (* (* x 2.0) x))
  (log (* (* x 2.0) x))
  (log (* (* x 2.0) x))
  (exp (* (* x 2.0) x))
  (* (* (* (* x x) 2.0) (* (* x x) 2.0)) (* (* x x) 2.0))
  (* (* (* (* x x) 2.0) (* (* x x) 2.0)) (* (* x x) 2.0))
  (* (cbrt (* (* x 2.0) x)) (cbrt (* (* x 2.0) x)))
  (cbrt (* (* x 2.0) x))
  (* (* (* (* x x) 2.0) (* (* x x) 2.0)) (* (* x x) 2.0))
  (sqrt (* (* x 2.0) x))
  (sqrt (* (* x 2.0) x))
  (* (sqrt 2.0) x)
  (* (sqrt 2.0) x)
  (* (* (cbrt 2.0) x) (* (cbrt 2.0) x))
  (* (sqrt 2.0) (* x x))
  (* x x)
  (* x 2.0)
  (* (* x 2.0) x)
  (* (* x 2.0) x)
  (* (* x 2.0) x)
3.847 * * * [progress]: adding candidates to table
3.932 * [progress]: [Phase 3 of 3] Extracting.
3.936 * [simplify]: Simplifying:
  (- (* (* x x) 2.0) 1.0)
3.936 * * [simplify]: iteration 0: 6 enodes
3.937 * * [simplify]: iteration 1: 7 enodes
3.937 * * [simplify]: iteration complete: 7 enodes
3.937 * * [simplify]: Extracting #0: cost 1 inf + 0
3.937 * * [simplify]: Extracting #1: cost 3 inf + 0
3.937 * * [simplify]: Extracting #2: cost 4 inf + 1
3.937 * * [simplify]: Extracting #3: cost 4 inf + 2
3.937 * * [simplify]: Extracting #4: cost 3 inf + 3
3.937 * * [simplify]: Extracting #5: cost 0 inf + 249
3.938 * [simplify]: Simplified to:
  (- (* 2.0 (* x x)) 1.0)
5.200 * [regime-testing]: Baseline error score: 0.001634806300418906
5.208 * [regime-testing]: Oracle error score: 0.001634806300418906
5.208 * [regime-testing]: End program error score: 0.001634806300418906