11.556 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.027 * * * [progress]: [2/2] Setting up program.
0.031 * [progress]: [Phase 2 of 3] Improving.
0.032 * [simplify]: Simplifying:
  (- (* (* x x) 2.0) 1.0)
0.032 * * [simplify]: Extracting # 0 : cost  0
0.032 * * [simplify]: Extracting # 1 : cost  0
0.032 * * [simplify]: Extracting # 2 : cost  0
0.032 * * [simplify]: Extracting # 3 : cost  0
0.032 * * [simplify]: Extracting # 4 : cost  0
0.032 * * [simplify]: Extracting # 5 : cost  0
0.032 * * [simplify]: iteration  0 :  6  enodes  (cost  7 )
0.035 * * [simplify]: Extracting # 0 : cost  0
0.035 * * [simplify]: Extracting # 1 : cost  0
0.035 * * [simplify]: Extracting # 2 : cost  0
0.035 * * [simplify]: iteration  1 :  12  enodes  (cost  7 )
0.040 * * [simplify]: Extracting # 0 : cost  0
0.040 * * [simplify]: iteration  2 :  18  enodes  (cost  7 )
0.046 * * [simplify]: Extracting # 0 : cost  0
0.047 * * [simplify]: iteration  3 :  19  enodes  (cost  7 )
0.054 * * [simplify]: Extracting # 0 : cost  0
0.054 * * [simplify]: iteration done:  19  enodes  (cost  7 )
0.054 * [simplify]: Simplified to:
  (- (* (* x x) 2.0) 1.0)
0.055 * * [progress]: iteration 1 / 4
0.055 * * * [progress]: picking best candidate
0.059 * * * * [pick]: Picked  #<alt (λ (x) (- (* (* x x) 2.0) 1.0))>
0.059 * * * [progress]: localizing error
0.071 * * * [progress]: generating rewritten candidates
0.071 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.106 * * * [progress]: generating series expansions
0.106 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.106 * [backup-simplify]: Simplify (* (* x x) 2.0) into (* 2.0 (pow x 2))
0.106 * [approximate]: Taking taylor expansion of (* 2.0 (pow x 2)) in (x) around 0
0.106 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.106 * [taylor]: Taking taylor expansion of 2.0 in x
0.106 * [backup-simplify]: Simplify 2.0 into 2.0
0.106 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.106 * [taylor]: Taking taylor expansion of x in x
0.106 * [backup-simplify]: Simplify 0 into 0
0.106 * [backup-simplify]: Simplify 1 into 1
0.106 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.106 * [taylor]: Taking taylor expansion of 2.0 in x
0.106 * [backup-simplify]: Simplify 2.0 into 2.0
0.106 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.106 * [taylor]: Taking taylor expansion of x in x
0.106 * [backup-simplify]: Simplify 0 into 0
0.106 * [backup-simplify]: Simplify 1 into 1
0.107 * [backup-simplify]: Simplify (* 1 1) into 1
0.107 * [backup-simplify]: Simplify (* 2.0 1) into 2.0
0.107 * [backup-simplify]: Simplify 2.0 into 2.0
0.108 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.109 * [backup-simplify]: Simplify (+ (* 2.0 0) (* 0 1)) into 0
0.109 * [backup-simplify]: Simplify 0 into 0
0.110 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.110 * [backup-simplify]: Simplify (+ (* 2.0 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 1)))) into 0
0.113 * [backup-simplify]: Simplify (+ (* 2.0 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 1))))) into 0
0.115 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.115 * [backup-simplify]: Simplify 0 into 0
0.116 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.117 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.117 * [backup-simplify]: Simplify 0 into 0
0.119 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.120 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.120 * [backup-simplify]: Simplify 0 into 0
0.121 * [backup-simplify]: Simplify (* 2.0 (pow x 2)) into (* 2.0 (pow x 2))
0.121 * [backup-simplify]: Simplify (* (* (/ 1 x) (/ 1 x)) 2.0) into (/ 2.0 (pow x 2))
0.121 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 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
0.121 * [backup-simplify]: Simplify (* 1 1) into 1
0.122 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.122 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.122 * [taylor]: Taking taylor expansion of 2.0 in x
0.122 * [backup-simplify]: Simplify 2.0 into 2.0
0.122 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.122 * [taylor]: Taking taylor expansion of x in x
0.122 * [backup-simplify]: Simplify 0 into 0
0.122 * [backup-simplify]: Simplify 1 into 1
0.122 * [backup-simplify]: Simplify (* 1 1) into 1
0.123 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.123 * [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
0.130 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.130 * [backup-simplify]: Simplify 0 into 0
0.131 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.132 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.132 * [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 (* (* (/ 1 (- x)) (/ 1 (- x))) 2.0) 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
0.137 * [backup-simplify]: Simplify (* 1 1) into 1
0.137 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.137 * [backup-simplify]: Simplify 2.0 into 2.0
0.138 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.139 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)))) into 0
0.139 * [backup-simplify]: Simplify 0 into 0
0.139 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.140 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.140 * [backup-simplify]: Simplify 0 into 0
0.141 * [backup-simplify]: Simplify (+ (* 1 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)))) into 0
0.142 * [backup-simplify]: Simplify 0 into 0
0.143 * [backup-simplify]: Simplify (+ (* 1 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)))) into 0
0.144 * [backup-simplify]: Simplify 0 into 0
0.156 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.158 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.158 * [backup-simplify]: Simplify 0 into 0
0.160 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.161 * [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
0.161 * [backup-simplify]: Simplify 0 into 0
0.161 * [backup-simplify]: Simplify (* 2.0 (pow (/ 1 (/ 1 (- x))) 2)) into (* 2.0 (pow x 2))
0.162 * * * [progress]: simplifying candidates
0.163 * [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))
0.163 * * [simplify]: Extracting # 0 : cost  0
0.164 * * [simplify]: Extracting # 1 : cost  0
0.164 * * [simplify]: Extracting # 2 : cost  0
0.164 * * [simplify]: Extracting # 3 : cost  0
0.164 * * [simplify]: Extracting # 4 : cost  0
0.164 * * [simplify]: Extracting # 5 : cost  0
0.164 * * [simplify]: iteration  0 :  39  enodes  (cost  177 )
0.181 * * [simplify]: Extracting # 0 : cost  0
0.181 * * [simplify]: Extracting # 1 : cost  0
0.182 * * [simplify]: Extracting # 2 : cost  0
0.182 * * [simplify]: iteration  1 :  106  enodes  (cost  172 )
0.297 * * [simplify]: Extracting # 0 : cost  0
0.299 * * [simplify]: Extracting # 1 : cost  0
0.300 * * [simplify]: Extracting # 2 : cost  0
0.302 * * [simplify]: Extracting # 3 : cost  0
0.303 * * [simplify]: Extracting # 4 : cost  0
0.304 * * [simplify]: iteration  2 :  710  enodes  (cost  142 )
0.911 * * [simplify]: Extracting # 0 : cost  0
0.921 * * [simplify]: Extracting # 1 : cost  0
0.932 * * [simplify]: Extracting # 2 : cost  0
0.942 * * [simplify]: Extracting # 3 : cost  0
0.952 * * [simplify]: Extracting # 4 : cost  0
0.963 * * [simplify]: iteration done:  5001  enodes  (cost  142 )
0.963 * [simplify]: Simplified to:
  (expm1 (* (* x x) 2.0))
  (log1p (* (* x x) 2.0))
  (* (* 2.0 x) x)
  (* (* 2.0 x) x)
  (log (* 2.0 (pow x 2)))
  (log (* 2.0 (pow x 2)))
  (log (* 2.0 (pow x 2)))
  (exp (* (* x x) 2.0))
  (pow (* 2.0 (pow x 2)) 3)
  (pow (* 2.0 (pow x 2)) 3)
  (* (cbrt (* (* x x) 2.0)) (cbrt (* (* x x) 2.0)))
  (cbrt (* (* x x) 2.0))
  (pow (* 2.0 (pow x 2)) 3)
  (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)
  (* x 2.0)
  (* (* 2.0 x) x)
  (* (* 2.0 x) x)
  (* (* 2.0 x) x)
0.963 * * * [progress]: adding candidates to table
1.054 * [progress]: [Phase 3 of 3] Extracting.
1.059 * [simplify]: Simplifying:
  (- (* (* x x) 2.0) 1.0)
1.059 * * [simplify]: Extracting # 0 : cost  0
1.059 * * [simplify]: Extracting # 1 : cost  0
1.059 * * [simplify]: Extracting # 2 : cost  0
1.059 * * [simplify]: Extracting # 3 : cost  0
1.059 * * [simplify]: Extracting # 4 : cost  0
1.059 * * [simplify]: Extracting # 5 : cost  0
1.059 * * [simplify]: iteration  0 :  6  enodes  (cost  7 )
1.060 * * [simplify]: Extracting # 0 : cost  0
1.060 * * [simplify]: iteration  1 :  7  enodes  (cost  7 )
1.061 * * [simplify]: Extracting # 0 : cost  0
1.061 * * [simplify]: iteration done:  7  enodes  (cost  7 )
1.061 * [simplify]: Simplified to:
  (- (* (* x x) 2.0) 1.0)
2.112 * [regime-testing]: Baseline error score: 0.0006250781347668458
2.117 * [regime-testing]: Oracle error score: 0.0006250781347668458
2.117 * [regime-testing]: End program error score: 0.0006250781347668458