2.418 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.024 * * * [progress]: [2/2] Setting up program.
0.028 * [progress]: [Phase 2 of 3] Improving.
0.029 * [simplify]: Simplifying:
  (- (* (* x x) 2.0) 1.0)
0.029 * * [simplify]: iteration 0: 6 enodes
0.031 * * [simplify]: iteration 1: 12 enodes
0.035 * * [simplify]: iteration 2: 18 enodes
0.045 * * [simplify]: iteration 3: 19 enodes
0.051 * * [simplify]: iteration complete: 19 enodes
0.051 * * [simplify]: Extracting #0: cost 1 inf + 0
0.052 * * [simplify]: Extracting #1: cost 8 inf + 0
0.052 * * [simplify]: Extracting #2: cost 4 inf + 5
0.052 * * [simplify]: Extracting #3: cost 0 inf + 23
0.052 * [simplify]: Simplified to:
  (- (* 2.0 (* x x)) 1.0)
0.058 * * [progress]: iteration 1 / 4
0.058 * * * [progress]: picking best candidate
0.062 * * * * [pick]: Picked  #<alt (λ (x) (- (* 2.0 (* x x)) 1.0))>
0.062 * * * [progress]: localizing error
0.074 * * * [progress]: generating rewritten candidates
0.075 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.102 * * * [progress]: generating series expansions
0.103 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.103 * [backup-simplify]: Simplify (* 2.0 (* x x)) into (* 2.0 (pow x 2))
0.103 * [approximate]: Taking taylor expansion of (* 2.0 (pow x 2)) in (x) around 0
0.103 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.103 * [taylor]: Taking taylor expansion of 2.0 in x
0.103 * [backup-simplify]: Simplify 2.0 into 2.0
0.103 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.103 * [taylor]: Taking taylor expansion of x in x
0.103 * [backup-simplify]: Simplify 0 into 0
0.103 * [backup-simplify]: Simplify 1 into 1
0.103 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.103 * [taylor]: Taking taylor expansion of 2.0 in x
0.103 * [backup-simplify]: Simplify 2.0 into 2.0
0.103 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.103 * [taylor]: Taking taylor expansion of x in x
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 * [backup-simplify]: Simplify (* 2.0 1) into 2.0
0.104 * [backup-simplify]: Simplify 2.0 into 2.0
0.105 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.106 * [backup-simplify]: Simplify (+ (* 2.0 0) (* 0 1)) into 0
0.106 * [backup-simplify]: Simplify 0 into 0
0.107 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.108 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (* 0 1))) into 0
0.108 * [backup-simplify]: Simplify 0 into 0
0.109 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.110 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.110 * [backup-simplify]: Simplify 0 into 0
0.111 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.113 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.113 * [backup-simplify]: Simplify 0 into 0
0.114 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.116 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 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 0) (+ (* 0 0) (* 0 1))))))) into 0
0.119 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.119 * [backup-simplify]: Simplify 0 into 0
0.119 * [backup-simplify]: Simplify (* 2.0 (pow x 2)) into (* 2.0 (pow x 2))
0.119 * [backup-simplify]: Simplify (* 2.0 (* (/ 1 x) (/ 1 x))) into (/ 2.0 (pow x 2))
0.120 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.120 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.120 * [taylor]: Taking taylor expansion of 2.0 in x
0.120 * [backup-simplify]: Simplify 2.0 into 2.0
0.120 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.120 * [taylor]: Taking taylor expansion of x in x
0.120 * [backup-simplify]: Simplify 0 into 0
0.120 * [backup-simplify]: Simplify 1 into 1
0.121 * [backup-simplify]: Simplify (* 1 1) into 1
0.121 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.121 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.121 * [taylor]: Taking taylor expansion of 2.0 in x
0.121 * [backup-simplify]: Simplify 2.0 into 2.0
0.121 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.121 * [taylor]: Taking taylor expansion of x in x
0.121 * [backup-simplify]: Simplify 0 into 0
0.121 * [backup-simplify]: Simplify 1 into 1
0.122 * [backup-simplify]: Simplify (* 1 1) into 1
0.122 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.122 * [backup-simplify]: Simplify 2.0 into 2.0
0.123 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.124 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)))) into 0
0.124 * [backup-simplify]: Simplify 0 into 0
0.125 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.126 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.126 * [backup-simplify]: Simplify 0 into 0
0.127 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.128 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.128 * [backup-simplify]: Simplify 0 into 0
0.129 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.131 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.131 * [backup-simplify]: Simplify 0 into 0
0.132 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.133 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.133 * [backup-simplify]: Simplify 0 into 0
0.134 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.135 * [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
0.135 * [backup-simplify]: Simplify 0 into 0
0.135 * [backup-simplify]: Simplify (* 2.0 (pow (/ 1 (/ 1 x)) 2)) into (* 2.0 (pow x 2))
0.135 * [backup-simplify]: Simplify (* 2.0 (* (/ 1 (- x)) (/ 1 (- x)))) into (/ 2.0 (pow x 2))
0.135 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.135 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.135 * [taylor]: Taking taylor expansion of 2.0 in x
0.135 * [backup-simplify]: Simplify 2.0 into 2.0
0.135 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.135 * [taylor]: Taking taylor expansion of x in x
0.135 * [backup-simplify]: Simplify 0 into 0
0.135 * [backup-simplify]: Simplify 1 into 1
0.136 * [backup-simplify]: Simplify (* 1 1) into 1
0.136 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.136 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.136 * [taylor]: Taking taylor expansion of 2.0 in x
0.136 * [backup-simplify]: Simplify 2.0 into 2.0
0.136 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.136 * [taylor]: Taking taylor expansion of x in x
0.136 * [backup-simplify]: Simplify 0 into 0
0.136 * [backup-simplify]: Simplify 1 into 1
0.136 * [backup-simplify]: Simplify (* 1 1) into 1
0.136 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.137 * [backup-simplify]: Simplify 2.0 into 2.0
0.137 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.137 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)))) into 0
0.137 * [backup-simplify]: Simplify 0 into 0
0.138 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.138 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.139 * [backup-simplify]: Simplify 0 into 0
0.139 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.140 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.140 * [backup-simplify]: Simplify 0 into 0
0.140 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.141 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.141 * [backup-simplify]: Simplify 0 into 0
0.142 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.142 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.142 * [backup-simplify]: Simplify 0 into 0
0.143 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.144 * [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
0.144 * [backup-simplify]: Simplify 0 into 0
0.144 * [backup-simplify]: Simplify (* 2.0 (pow (/ 1 (/ 1 (- x))) 2)) into (* 2.0 (pow x 2))
0.144 * * * [progress]: simplifying candidates
0.144 * [simplify]: Simplifying:
  (expm1 (* 2.0 (* x x)))
  (log1p (* 2.0 (* x x)))
  (* 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))
0.145 * * [simplify]: iteration 0: 36 enodes
0.152 * * [simplify]: iteration 1: 99 enodes
0.229 * * [simplify]: iteration 2: 553 enodes
0.641 * * [simplify]: iteration complete: 5001 enodes
0.641 * * [simplify]: Extracting #0: cost 13 inf + 0
0.642 * * [simplify]: Extracting #1: cost 324 inf + 0
0.646 * * [simplify]: Extracting #2: cost 1921 inf + 477
0.659 * * [simplify]: Extracting #3: cost 750 inf + 8392
0.667 * * [simplify]: Extracting #4: cost 36 inf + 12279
0.675 * * [simplify]: Extracting #5: cost 0 inf + 12327
0.683 * * [simplify]: Extracting #6: cost 0 inf + 12307
0.693 * [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)))
  (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)
  (* (* x x) (cbrt 2.0))
  (* (* x (sqrt 2.0)) x)
  (* x (* 2.0 x))
  (* x (* 2.0 x))
  (* x (* 2.0 x))
  (* x (* 2.0 x))
0.693 * * * [progress]: adding candidates to table
0.775 * [progress]: [Phase 3 of 3] Extracting.
0.777 * [simplify]: Simplifying:
  (- (* 2.0 (* x x)) 1.0)
0.777 * * [simplify]: iteration 0: 6 enodes
0.778 * * [simplify]: iteration 1: 7 enodes
0.778 * * [simplify]: iteration complete: 7 enodes
0.778 * * [simplify]: Extracting #0: cost 1 inf + 0
0.778 * * [simplify]: Extracting #1: cost 3 inf + 0
0.778 * * [simplify]: Extracting #2: cost 4 inf + 1
0.778 * * [simplify]: Extracting #3: cost 4 inf + 2
0.778 * * [simplify]: Extracting #4: cost 0 inf + 18
0.778 * [simplify]: Simplified to:
  (- (* 2.0 (* x x)) 1.0)
1.990 * [regime-testing]: Baseline error score: 0.0015001875234404302
1.993 * [regime-testing]: Oracle error score: 0.0015001875234404302
1.994 * [regime-testing]: End program error score: 0.0015001875234404302