51.870 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.027 * * * [progress]: [2/2] Setting up program.
0.032 * [progress]: [Phase 2 of 3] Improving.
0.033 * [simplify]: Simplifying:
  (+ (+ (* x 2.0) (* x x)) (* y y))
0.033 * * [simplify]: iteration 0: 8 enodes
0.034 * * [simplify]: iteration 1: 16 enodes
0.038 * * [simplify]: iteration 2: 33 enodes
0.044 * * [simplify]: iteration 3: 42 enodes
0.050 * * [simplify]: iteration complete: 42 enodes
0.050 * * [simplify]: Extracting #0: cost 1 inf + 0
0.050 * * [simplify]: Extracting #1: cost 11 inf + 0
0.050 * * [simplify]: Extracting #2: cost 7 inf + 44
0.050 * * [simplify]: Extracting #3: cost 0 inf + 614
0.050 * * [simplify]: Extracting #4: cost 0 inf + 584
0.051 * [simplify]: Simplified to:
  (fma y y (* (+ 2.0 x) x))
0.057 * * [progress]: iteration 1 / 4
0.057 * * * [progress]: picking best candidate
0.060 * * * * [pick]: Picked  #<alt (λ (x y) (fma y y (* (+ 2.0 x) x)))>
0.060 * * * [progress]: localizing error
0.069 * * * [progress]: generating rewritten candidates
0.069 * * * * [progress]: [ 1 / 1 ] rewriting at (2 3)
0.098 * * * [progress]: generating series expansions
0.098 * * * * [progress]: [ 1 / 1 ] generating series at (2 3)
0.098 * [backup-simplify]: Simplify (* (+ 2.0 x) x) into (* x (+ x 2.0))
0.099 * [approximate]: Taking taylor expansion of (* x (+ x 2.0)) in (x) around 0
0.099 * [taylor]: Taking taylor expansion of (* x (+ x 2.0)) in x
0.099 * [taylor]: Taking taylor expansion of x in x
0.099 * [backup-simplify]: Simplify 0 into 0
0.099 * [backup-simplify]: Simplify 1 into 1
0.099 * [taylor]: Taking taylor expansion of (+ x 2.0) in x
0.099 * [taylor]: Taking taylor expansion of x in x
0.099 * [backup-simplify]: Simplify 0 into 0
0.099 * [backup-simplify]: Simplify 1 into 1
0.099 * [taylor]: Taking taylor expansion of 2.0 in x
0.099 * [backup-simplify]: Simplify 2.0 into 2.0
0.099 * [taylor]: Taking taylor expansion of (* x (+ x 2.0)) in x
0.099 * [taylor]: Taking taylor expansion of x in x
0.099 * [backup-simplify]: Simplify 0 into 0
0.099 * [backup-simplify]: Simplify 1 into 1
0.099 * [taylor]: Taking taylor expansion of (+ x 2.0) in x
0.099 * [taylor]: Taking taylor expansion of x in x
0.099 * [backup-simplify]: Simplify 0 into 0
0.099 * [backup-simplify]: Simplify 1 into 1
0.099 * [taylor]: Taking taylor expansion of 2.0 in x
0.099 * [backup-simplify]: Simplify 2.0 into 2.0
0.100 * [backup-simplify]: Simplify (+ 0 2.0) into 2.0
0.100 * [backup-simplify]: Simplify (* 0 2.0) into 0
0.100 * [backup-simplify]: Simplify 0 into 0
0.100 * [backup-simplify]: Simplify (+ 1 0) into 1
0.102 * [backup-simplify]: Simplify (+ (* 0 1) (* 1 2.0)) into 2.0
0.102 * [backup-simplify]: Simplify 2.0 into 2.0
0.102 * [backup-simplify]: Simplify (+ 0 0) into 0
0.104 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 1) (* 0 2.0))) into 1
0.104 * [backup-simplify]: Simplify 1 into 1
0.104 * [backup-simplify]: Simplify (+ 0 0) into 0
0.105 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 2.0)))) into 0
0.105 * [backup-simplify]: Simplify 0 into 0
0.105 * [backup-simplify]: Simplify (+ 0 0) into 0
0.106 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 2.0))))) into 0
0.106 * [backup-simplify]: Simplify 0 into 0
0.107 * [backup-simplify]: Simplify (+ 0 0) into 0
0.108 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 2.0)))))) into 0
0.108 * [backup-simplify]: Simplify 0 into 0
0.108 * [backup-simplify]: Simplify (+ 0 0) into 0
0.110 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 2.0))))))) into 0
0.110 * [backup-simplify]: Simplify 0 into 0
0.110 * [backup-simplify]: Simplify (+ 0 0) into 0
0.111 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 2.0)))))))) into 0
0.111 * [backup-simplify]: Simplify 0 into 0
0.112 * [backup-simplify]: Simplify (+ 0 0) into 0
0.114 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 2.0))))))))) into 0
0.114 * [backup-simplify]: Simplify 0 into 0
0.114 * [backup-simplify]: Simplify (+ (* 1 (pow x 2)) (* 2.0 x)) into (+ (* 2.0 x) (pow x 2))
0.114 * [backup-simplify]: Simplify (* (+ 2.0 (/ 1 x)) (/ 1 x)) into (/ (+ (/ 1 x) 2.0) x)
0.114 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 x) 2.0) x) in (x) around 0
0.114 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 2.0) x) in x
0.114 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
0.114 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.114 * [taylor]: Taking taylor expansion of x in x
0.114 * [backup-simplify]: Simplify 0 into 0
0.114 * [backup-simplify]: Simplify 1 into 1
0.115 * [backup-simplify]: Simplify (/ 1 1) into 1
0.115 * [taylor]: Taking taylor expansion of 2.0 in x
0.115 * [backup-simplify]: Simplify 2.0 into 2.0
0.115 * [taylor]: Taking taylor expansion of x in x
0.115 * [backup-simplify]: Simplify 0 into 0
0.115 * [backup-simplify]: Simplify 1 into 1
0.115 * [backup-simplify]: Simplify (+ 1 0) into 1
0.115 * [backup-simplify]: Simplify (/ 1 1) into 1
0.115 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 2.0) x) in x
0.116 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
0.116 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.116 * [taylor]: Taking taylor expansion of x in x
0.116 * [backup-simplify]: Simplify 0 into 0
0.116 * [backup-simplify]: Simplify 1 into 1
0.116 * [backup-simplify]: Simplify (/ 1 1) into 1
0.116 * [taylor]: Taking taylor expansion of 2.0 in x
0.116 * [backup-simplify]: Simplify 2.0 into 2.0
0.116 * [taylor]: Taking taylor expansion of x in x
0.116 * [backup-simplify]: Simplify 0 into 0
0.116 * [backup-simplify]: Simplify 1 into 1
0.116 * [backup-simplify]: Simplify (+ 1 0) into 1
0.117 * [backup-simplify]: Simplify (/ 1 1) into 1
0.117 * [backup-simplify]: Simplify 1 into 1
0.117 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.118 * [backup-simplify]: Simplify (+ 0 2.0) into 2.0
0.119 * [backup-simplify]: Simplify (- (/ 2.0 1) (+ (* 1 (/ 0 1)))) into 2.0
0.119 * [backup-simplify]: Simplify 2.0 into 2.0
0.120 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.120 * [backup-simplify]: Simplify (+ 0 0) into 0
0.121 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 2.0 (/ 0 1)))) into 0
0.121 * [backup-simplify]: Simplify 0 into 0
0.122 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.122 * [backup-simplify]: Simplify (+ 0 0) into 0
0.123 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 2.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.123 * [backup-simplify]: Simplify 0 into 0
0.124 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.124 * [backup-simplify]: Simplify (+ 0 0) into 0
0.125 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.125 * [backup-simplify]: Simplify 0 into 0
0.126 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.126 * [backup-simplify]: Simplify (+ 0 0) into 0
0.127 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.127 * [backup-simplify]: Simplify 0 into 0
0.128 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.128 * [backup-simplify]: Simplify (+ 0 0) into 0
0.128 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.129 * [backup-simplify]: Simplify 0 into 0
0.129 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.129 * [backup-simplify]: Simplify (+ 0 0) into 0
0.130 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.130 * [backup-simplify]: Simplify 0 into 0
0.130 * [backup-simplify]: Simplify (+ (* 2.0 (/ 1 (/ 1 x))) (* 1 (pow (/ 1 (/ 1 x)) 2))) into (+ (* 2.0 x) (pow x 2))
0.130 * [backup-simplify]: Simplify (* (+ 2.0 (/ 1 (- x))) (/ 1 (- x))) into (* -1 (/ (- 2.0 (/ 1 x)) x))
0.130 * [approximate]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in (x) around 0
0.130 * [taylor]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in x
0.130 * [taylor]: Taking taylor expansion of -1 in x
0.130 * [backup-simplify]: Simplify -1 into -1
0.130 * [taylor]: Taking taylor expansion of (/ (- 2.0 (/ 1 x)) x) in x
0.130 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 x)) in x
0.131 * [taylor]: Taking taylor expansion of 2.0 in x
0.131 * [backup-simplify]: Simplify 2.0 into 2.0
0.131 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.131 * [taylor]: Taking taylor expansion of x in x
0.131 * [backup-simplify]: Simplify 0 into 0
0.131 * [backup-simplify]: Simplify 1 into 1
0.131 * [backup-simplify]: Simplify (/ 1 1) into 1
0.131 * [taylor]: Taking taylor expansion of x in x
0.131 * [backup-simplify]: Simplify 0 into 0
0.131 * [backup-simplify]: Simplify 1 into 1
0.131 * [backup-simplify]: Simplify (- 1) into -1
0.131 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.132 * [backup-simplify]: Simplify (/ -1 1) into -1
0.132 * [taylor]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in x
0.132 * [taylor]: Taking taylor expansion of -1 in x
0.132 * [backup-simplify]: Simplify -1 into -1
0.132 * [taylor]: Taking taylor expansion of (/ (- 2.0 (/ 1 x)) x) in x
0.132 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 x)) in x
0.132 * [taylor]: Taking taylor expansion of 2.0 in x
0.132 * [backup-simplify]: Simplify 2.0 into 2.0
0.132 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.132 * [taylor]: Taking taylor expansion of x in x
0.132 * [backup-simplify]: Simplify 0 into 0
0.132 * [backup-simplify]: Simplify 1 into 1
0.132 * [backup-simplify]: Simplify (/ 1 1) into 1
0.132 * [taylor]: Taking taylor expansion of x in x
0.132 * [backup-simplify]: Simplify 0 into 0
0.133 * [backup-simplify]: Simplify 1 into 1
0.133 * [backup-simplify]: Simplify (- 1) into -1
0.133 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.134 * [backup-simplify]: Simplify (/ -1 1) into -1
0.134 * [backup-simplify]: Simplify (* -1 -1) into 1
0.134 * [backup-simplify]: Simplify 1 into 1
0.135 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.135 * [backup-simplify]: Simplify (- 0) into 0
0.135 * [backup-simplify]: Simplify (+ 2.0 0) into 2.0
0.137 * [backup-simplify]: Simplify (- (/ 2.0 1) (+ (* -1 (/ 0 1)))) into 2.0
0.138 * [backup-simplify]: Simplify (+ (* -1 2.0) (* 0 -1)) into (- 2.0)
0.138 * [backup-simplify]: Simplify (- 2.0) into (- 2.0)
0.139 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.139 * [backup-simplify]: Simplify (- 0) into 0
0.139 * [backup-simplify]: Simplify (+ 0 0) into 0
0.140 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 2.0 (/ 0 1)))) into 0
0.140 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 2.0) (* 0 -1))) into 0
0.141 * [backup-simplify]: Simplify 0 into 0
0.141 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.141 * [backup-simplify]: Simplify (- 0) into 0
0.141 * [backup-simplify]: Simplify (+ 0 0) into 0
0.142 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 2.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.143 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 2.0) (* 0 -1)))) into 0
0.143 * [backup-simplify]: Simplify 0 into 0
0.143 * [backup-simplify]: Simplify (- (+ (* 1 (/ 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 (+ 0 0) into 0
0.145 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.145 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 2.0) (* 0 -1))))) into 0
0.145 * [backup-simplify]: Simplify 0 into 0
0.146 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.146 * [backup-simplify]: Simplify (- 0) into 0
0.146 * [backup-simplify]: Simplify (+ 0 0) into 0
0.147 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.148 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 2.0) (* 0 -1)))))) into 0
0.148 * [backup-simplify]: Simplify 0 into 0
0.148 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.149 * [backup-simplify]: Simplify (- 0) into 0
0.149 * [backup-simplify]: Simplify (+ 0 0) into 0
0.150 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.151 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 2.0) (* 0 -1))))))) into 0
0.151 * [backup-simplify]: Simplify 0 into 0
0.151 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.151 * [backup-simplify]: Simplify (- 0) into 0
0.152 * [backup-simplify]: Simplify (+ 0 0) into 0
0.152 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.153 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 2.0) (* 0 -1)))))))) into 0
0.153 * [backup-simplify]: Simplify 0 into 0
0.154 * [backup-simplify]: Simplify (+ (* (- 2.0) (/ 1 (/ 1 (- x)))) (* 1 (pow (/ 1 (/ 1 (- x))) 2))) into (+ (* 2.0 x) (pow x 2))
0.154 * * * [progress]: simplifying candidates
0.154 * [simplify]: Simplifying:
  (expm1 (* (+ 2.0 x) x))
  (log1p (* (+ 2.0 x) x))
  (* (+ 2.0 x) x)
  (+ (log (+ 2.0 x)) (log x))
  (log (* (+ 2.0 x) x))
  (exp (* (+ 2.0 x) x))
  (* (* (* (+ 2.0 x) (+ 2.0 x)) (+ 2.0 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 x))
  (* (sqrt (+ 2.0 x)) (sqrt x))
  (* (+ 2.0 x) (* (cbrt x) (cbrt x)))
  (* (+ 2.0 x) (sqrt x))
  (* (+ 2.0 x) 1)
  (* (cbrt (+ 2.0 x)) x)
  (* (sqrt (+ 2.0 x)) x)
  (* (+ 2.0 x) x)
  (* (+ 2.0 x) x)
  (* (+ (pow 2.0 3) (pow x 3)) x)
  (* (- (* 2.0 2.0) (* x x)) x)
  (+ (* 2.0 x) (pow x 2))
  (+ (* 2.0 x) (pow x 2))
  (+ (* 2.0 x) (pow x 2))
0.155 * * [simplify]: iteration 0: 45 enodes
0.162 * * [simplify]: iteration 1: 115 enodes
0.225 * * [simplify]: iteration 2: 700 enodes
0.495 * * [simplify]: iteration complete: 5001 enodes
0.496 * * [simplify]: Extracting #0: cost 19 inf + 0
0.496 * * [simplify]: Extracting #1: cost 624 inf + 0
0.501 * * [simplify]: Extracting #2: cost 1844 inf + 7900
0.520 * * [simplify]: Extracting #3: cost 1638 inf + 114946
0.590 * * [simplify]: Extracting #4: cost 106 inf + 300858
0.654 * * [simplify]: Extracting #5: cost 13 inf + 322599
0.719 * * [simplify]: Extracting #6: cost 3 inf + 324285
0.790 * * [simplify]: Extracting #7: cost 0 inf + 325044
0.873 * [simplify]: Simplified to:
  (expm1 (* x (+ 2.0 x)))
  (log1p (* x (+ 2.0 x)))
  (* x (+ 2.0 x))
  (log (* x (+ 2.0 x)))
  (log (* x (+ 2.0 x)))
  (exp (* x (+ 2.0 x)))
  (* (* (+ 2.0 x) (* (* (+ 2.0 x) x) (* (+ 2.0 x) x))) x)
  (* (cbrt (* x (+ 2.0 x))) (cbrt (* x (+ 2.0 x))))
  (cbrt (* x (+ 2.0 x)))
  (* (* (* (+ 2.0 x) x) (* (+ 2.0 x) x)) (* (+ 2.0 x) x))
  (sqrt (* x (+ 2.0 x)))
  (sqrt (* x (+ 2.0 x)))
  (* (sqrt (+ 2.0 x)) (sqrt x))
  (* (sqrt (+ 2.0 x)) (sqrt x))
  (* (+ 2.0 x) (* (cbrt x) (cbrt x)))
  (* (+ 2.0 x) (sqrt x))
  (+ 2.0 x)
  (* (cbrt (+ 2.0 x)) x)
  (* (sqrt (+ 2.0 x)) x)
  (* x (+ 2.0 x))
  (* x (+ 2.0 x))
  (* x (fma (* x x) x (* (* 2.0 2.0) 2.0)))
  (* (- (* 2.0 2.0) (* x x)) x)
  (* x (+ x 2.0))
  (* x (+ x 2.0))
  (* x (+ x 2.0))
0.875 * * * [progress]: adding candidates to table
0.976 * [progress]: [Phase 3 of 3] Extracting.
0.979 * [simplify]: Simplifying:
  (fma y y (* (+ 2.0 x) x))
0.979 * * [simplify]: iteration 0: 6 enodes
0.980 * * [simplify]: iteration 1: 8 enodes
0.980 * * [simplify]: iteration complete: 8 enodes
0.980 * * [simplify]: Extracting #0: cost 1 inf + 0
0.980 * * [simplify]: Extracting #1: cost 3 inf + 0
0.980 * * [simplify]: Extracting #2: cost 4 inf + 1
0.980 * * [simplify]: Extracting #3: cost 4 inf + 2
0.980 * * [simplify]: Extracting #4: cost 0 inf + 265
0.980 * [simplify]: Simplified to:
  (fma y y (* x (+ 2.0 x)))
2.718 * [regime-testing]: Baseline error score: 0.009376172021502687
2.729 * [regime-testing]: Oracle error score: 0.009376172021502687
2.730 * [regime-testing]: End program error score: 0.009376172021502687
2.810 * [regime-testing]: Target error score: 0.012824723403015522