27.003 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.026 * * * [progress]: [2/2] Setting up program.
0.029 * [progress]: [Phase 2 of 3] Improving.
0.029 * [simplify]: Simplifying:
  (* x (- 1.0 (* x 0.5)))
0.029 * * [simplify]: Extracting # 0 : cost  0
0.029 * * [simplify]: Extracting # 1 : cost  0
0.029 * * [simplify]: Extracting # 2 : cost  0
0.029 * * [simplify]: Extracting # 3 : cost  0
0.029 * * [simplify]: Extracting # 4 : cost  0
0.029 * * [simplify]: Extracting # 5 : cost  0
0.029 * * [simplify]: iteration  0 :  6  enodes  (cost  7 )
0.031 * * [simplify]: Extracting # 0 : cost  0
0.031 * * [simplify]: Extracting # 1 : cost  0
0.032 * * [simplify]: Extracting # 2 : cost  0
0.032 * * [simplify]: iteration  1 :  10  enodes  (cost  7 )
0.036 * * [simplify]: Extracting # 0 : cost  0
0.036 * * [simplify]: Extracting # 1 : cost  0
0.036 * * [simplify]: Extracting # 2 : cost  0
0.036 * * [simplify]: iteration  2 :  23  enodes  (cost  7 )
0.046 * * [simplify]: Extracting # 0 : cost  0
0.046 * * [simplify]: Extracting # 1 : cost  0
0.047 * * [simplify]: Extracting # 2 : cost  0
0.047 * * [simplify]: iteration  3 :  44  enodes  (cost  7 )
0.072 * * [simplify]: Extracting # 0 : cost  0
0.072 * * [simplify]: iteration  4 :  58  enodes  (cost  7 )
0.089 * * [simplify]: Extracting # 0 : cost  0
0.089 * * [simplify]: iteration done:  58  enodes  (cost  7 )
0.089 * [simplify]: Simplified to:
  (* x (- 1.0 (* x 0.5)))
0.090 * * [progress]: iteration 1 / 4
0.090 * * * [progress]: picking best candidate
0.091 * * * * [pick]: Picked  #<alt (λ (x) (* x (- 1.0 (* x 0.5))))>
0.091 * * * [progress]: localizing error
0.096 * * * [progress]: generating rewritten candidates
0.096 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.115 * * * [progress]: generating series expansions
0.115 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.115 * [backup-simplify]: Simplify (* x (- 1.0 (* x 0.5))) into (* x (- 1.0 (* 0.5 x)))
0.115 * [approximate]: Taking taylor expansion of (* x (- 1.0 (* 0.5 x))) in (x) around 0
0.115 * [taylor]: Taking taylor expansion of (* x (- 1.0 (* 0.5 x))) in x
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 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 x)) in x
0.115 * [taylor]: Taking taylor expansion of 1.0 in x
0.115 * [backup-simplify]: Simplify 1.0 into 1.0
0.115 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.115 * [taylor]: Taking taylor expansion of 0.5 in x
0.115 * [backup-simplify]: Simplify 0.5 into 0.5
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 * [taylor]: Taking taylor expansion of (* x (- 1.0 (* 0.5 x))) in x
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 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 x)) in x
0.116 * [taylor]: Taking taylor expansion of 1.0 in x
0.116 * [backup-simplify]: Simplify 1.0 into 1.0
0.116 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.116 * [taylor]: Taking taylor expansion of 0.5 in x
0.116 * [backup-simplify]: Simplify 0.5 into 0.5
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 (* 0.5 0) into 0
0.116 * [backup-simplify]: Simplify (- 0) into 0
0.117 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.117 * [backup-simplify]: Simplify (* 0 1.0) into 0
0.117 * [backup-simplify]: Simplify 0 into 0
0.118 * [backup-simplify]: Simplify (+ (* 0.5 1) (* 0 0)) into 0.5
0.118 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.119 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5)
0.120 * [backup-simplify]: Simplify (+ (* 0 (- 0.5)) (* 1 1.0)) into 1.0
0.120 * [backup-simplify]: Simplify 1.0 into 1.0
0.120 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 1) (* 0 0))) into 0
0.120 * [backup-simplify]: Simplify (- 0) into 0
0.121 * [backup-simplify]: Simplify (+ 0 0) into 0
0.123 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 (- 0.5)) (* 0 1.0))) into (- 0.5)
0.124 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.125 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
0.125 * [backup-simplify]: Simplify (- 0) into 0
0.126 * [backup-simplify]: Simplify (+ 0 0) into 0
0.128 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 (- 0.5)) (* 0 1.0)))) into 0
0.128 * [backup-simplify]: Simplify 0 into 0
0.129 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
0.129 * [backup-simplify]: Simplify (- 0) into 0
0.130 * [backup-simplify]: Simplify (+ 0 0) into 0
0.131 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 (- 0.5)) (* 0 1.0))))) into 0
0.132 * [backup-simplify]: Simplify 0 into 0
0.133 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
0.133 * [backup-simplify]: Simplify (- 0) into 0
0.134 * [backup-simplify]: Simplify (+ 0 0) into 0
0.136 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- 0.5)) (* 0 1.0)))))) into 0
0.136 * [backup-simplify]: Simplify 0 into 0
0.137 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
0.138 * [backup-simplify]: Simplify (- 0) into 0
0.138 * [backup-simplify]: Simplify (+ 0 0) into 0
0.140 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- 0.5)) (* 0 1.0))))))) into 0
0.140 * [backup-simplify]: Simplify 0 into 0
0.142 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))))) into 0
0.143 * [backup-simplify]: Simplify (- 0) into 0
0.143 * [backup-simplify]: Simplify (+ 0 0) into 0
0.145 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- 0.5)) (* 0 1.0)))))))) into 0
0.145 * [backup-simplify]: Simplify 0 into 0
0.147 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))))) into 0
0.147 * [backup-simplify]: Simplify (- 0) into 0
0.147 * [backup-simplify]: Simplify (+ 0 0) into 0
0.149 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- 0.5)) (* 0 1.0))))))))) into 0
0.149 * [backup-simplify]: Simplify 0 into 0
0.149 * [backup-simplify]: Simplify (+ (* (- 0.5) (pow x 2)) (* 1.0 x)) into (- (* 1.0 x) (* 0.5 (pow x 2)))
0.149 * [backup-simplify]: Simplify (* (/ 1 x) (- 1.0 (* (/ 1 x) 0.5))) into (/ (- 1.0 (* 0.5 (/ 1 x))) x)
0.149 * [approximate]: Taking taylor expansion of (/ (- 1.0 (* 0.5 (/ 1 x))) x) in (x) around 0
0.149 * [taylor]: Taking taylor expansion of (/ (- 1.0 (* 0.5 (/ 1 x))) x) in x
0.149 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 (/ 1 x))) in x
0.149 * [taylor]: Taking taylor expansion of 1.0 in x
0.149 * [backup-simplify]: Simplify 1.0 into 1.0
0.149 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.149 * [taylor]: Taking taylor expansion of 0.5 in x
0.149 * [backup-simplify]: Simplify 0.5 into 0.5
0.149 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.149 * [taylor]: Taking taylor expansion of x in x
0.149 * [backup-simplify]: Simplify 0 into 0
0.149 * [backup-simplify]: Simplify 1 into 1
0.150 * [backup-simplify]: Simplify (/ 1 1) into 1
0.150 * [taylor]: Taking taylor expansion of x in x
0.150 * [backup-simplify]: Simplify 0 into 0
0.150 * [backup-simplify]: Simplify 1 into 1
0.150 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
0.150 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.151 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5)
0.151 * [backup-simplify]: Simplify (/ (- 0.5) 1) into -0.5
0.151 * [taylor]: Taking taylor expansion of (/ (- 1.0 (* 0.5 (/ 1 x))) x) in x
0.151 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 (/ 1 x))) in x
0.151 * [taylor]: Taking taylor expansion of 1.0 in x
0.151 * [backup-simplify]: Simplify 1.0 into 1.0
0.151 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.151 * [taylor]: Taking taylor expansion of 0.5 in x
0.151 * [backup-simplify]: Simplify 0.5 into 0.5
0.151 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.151 * [taylor]: Taking taylor expansion of x in x
0.151 * [backup-simplify]: Simplify 0 into 0
0.152 * [backup-simplify]: Simplify 1 into 1
0.152 * [backup-simplify]: Simplify (/ 1 1) into 1
0.152 * [taylor]: Taking taylor expansion of x in x
0.152 * [backup-simplify]: Simplify 0 into 0
0.152 * [backup-simplify]: Simplify 1 into 1
0.152 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
0.152 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.153 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5)
0.153 * [backup-simplify]: Simplify (/ (- 0.5) 1) into -0.5
0.153 * [backup-simplify]: Simplify -0.5 into -0.5
0.154 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.154 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
0.155 * [backup-simplify]: Simplify (- 0) into 0
0.155 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.156 * [backup-simplify]: Simplify (- (/ 1.0 1) (+ (* -0.5 (/ 0 1)))) into 1.0
0.156 * [backup-simplify]: Simplify 1.0 into 1.0
0.157 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.157 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
0.157 * [backup-simplify]: Simplify (- 0) into 0
0.158 * [backup-simplify]: Simplify (+ 0 0) into 0
0.158 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)) (* 1.0 (/ 0 1)))) into 0
0.158 * [backup-simplify]: Simplify 0 into 0
0.159 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.160 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.160 * [backup-simplify]: Simplify (- 0) into 0
0.160 * [backup-simplify]: Simplify (+ 0 0) into 0
0.161 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.161 * [backup-simplify]: Simplify 0 into 0
0.165 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.166 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.166 * [backup-simplify]: Simplify (- 0) into 0
0.166 * [backup-simplify]: Simplify (+ 0 0) into 0
0.167 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.167 * [backup-simplify]: Simplify 0 into 0
0.168 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.169 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.169 * [backup-simplify]: Simplify (- 0) into 0
0.169 * [backup-simplify]: Simplify (+ 0 0) into 0
0.170 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.170 * [backup-simplify]: Simplify 0 into 0
0.171 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.171 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.172 * [backup-simplify]: Simplify (- 0) into 0
0.172 * [backup-simplify]: Simplify (+ 0 0) into 0
0.173 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.173 * [backup-simplify]: Simplify 0 into 0
0.173 * [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
0.174 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))))) into 0
0.174 * [backup-simplify]: Simplify (- 0) into 0
0.175 * [backup-simplify]: Simplify (+ 0 0) into 0
0.175 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.175 * [backup-simplify]: Simplify 0 into 0
0.176 * [backup-simplify]: Simplify (+ (* 1.0 (/ 1 (/ 1 x))) (* -0.5 (pow (/ 1 (/ 1 x)) 2))) into (- (* 1.0 x) (* 0.5 (pow x 2)))
0.176 * [backup-simplify]: Simplify (* (/ 1 (- x)) (- 1.0 (* (/ 1 (- x)) 0.5))) into (* -1 (/ (+ (* 0.5 (/ 1 x)) 1.0) x))
0.176 * [approximate]: Taking taylor expansion of (* -1 (/ (+ (* 0.5 (/ 1 x)) 1.0) x)) in (x) around 0
0.176 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (* 0.5 (/ 1 x)) 1.0) x)) in x
0.176 * [taylor]: Taking taylor expansion of -1 in x
0.176 * [backup-simplify]: Simplify -1 into -1
0.176 * [taylor]: Taking taylor expansion of (/ (+ (* 0.5 (/ 1 x)) 1.0) x) in x
0.176 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) 1.0) in x
0.176 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.176 * [taylor]: Taking taylor expansion of 0.5 in x
0.176 * [backup-simplify]: Simplify 0.5 into 0.5
0.176 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.176 * [taylor]: Taking taylor expansion of x in x
0.176 * [backup-simplify]: Simplify 0 into 0
0.176 * [backup-simplify]: Simplify 1 into 1
0.176 * [backup-simplify]: Simplify (/ 1 1) into 1
0.176 * [taylor]: Taking taylor expansion of 1.0 in x
0.176 * [backup-simplify]: Simplify 1.0 into 1.0
0.176 * [taylor]: Taking taylor expansion of x in x
0.176 * [backup-simplify]: Simplify 0 into 0
0.176 * [backup-simplify]: Simplify 1 into 1
0.177 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
0.177 * [backup-simplify]: Simplify (+ 0.5 0) into 0.5
0.177 * [backup-simplify]: Simplify (/ 0.5 1) into 0.5
0.177 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (* 0.5 (/ 1 x)) 1.0) x)) in x
0.177 * [taylor]: Taking taylor expansion of -1 in x
0.177 * [backup-simplify]: Simplify -1 into -1
0.177 * [taylor]: Taking taylor expansion of (/ (+ (* 0.5 (/ 1 x)) 1.0) x) in x
0.177 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) 1.0) in x
0.177 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.177 * [taylor]: Taking taylor expansion of 0.5 in x
0.177 * [backup-simplify]: Simplify 0.5 into 0.5
0.177 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.177 * [taylor]: Taking taylor expansion of x in x
0.177 * [backup-simplify]: Simplify 0 into 0
0.177 * [backup-simplify]: Simplify 1 into 1
0.178 * [backup-simplify]: Simplify (/ 1 1) into 1
0.178 * [taylor]: Taking taylor expansion of 1.0 in x
0.178 * [backup-simplify]: Simplify 1.0 into 1.0
0.178 * [taylor]: Taking taylor expansion of x in x
0.178 * [backup-simplify]: Simplify 0 into 0
0.178 * [backup-simplify]: Simplify 1 into 1
0.178 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
0.178 * [backup-simplify]: Simplify (+ 0.5 0) into 0.5
0.179 * [backup-simplify]: Simplify (/ 0.5 1) into 0.5
0.179 * [backup-simplify]: Simplify (* -1 0.5) into -0.5
0.179 * [backup-simplify]: Simplify -0.5 into -0.5
0.179 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.180 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
0.180 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
0.181 * [backup-simplify]: Simplify (- (/ 1.0 1) (+ (* 0.5 (/ 0 1)))) into 1.0
0.183 * [backup-simplify]: Simplify (+ (* -1 1.0) (* 0 0.5)) into (- 1.0)
0.183 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.184 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.185 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
0.185 * [backup-simplify]: Simplify (+ 0 0) into 0
0.186 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 1.0 (/ 0 1)))) into 0
0.188 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 1.0) (* 0 0.5))) into 0
0.188 * [backup-simplify]: Simplify 0 into 0
0.188 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.189 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.189 * [backup-simplify]: Simplify (+ 0 0) into 0
0.190 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.191 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 1.0) (* 0 0.5)))) into 0
0.191 * [backup-simplify]: Simplify 0 into 0
0.191 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.192 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.192 * [backup-simplify]: Simplify (+ 0 0) into 0
0.193 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.194 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1.0) (* 0 0.5))))) into 0
0.194 * [backup-simplify]: Simplify 0 into 0
0.194 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.195 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.195 * [backup-simplify]: Simplify (+ 0 0) into 0
0.196 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.197 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1.0) (* 0 0.5)))))) into 0
0.197 * [backup-simplify]: Simplify 0 into 0
0.198 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.198 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.199 * [backup-simplify]: Simplify (+ 0 0) into 0
0.199 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.200 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1.0) (* 0 0.5))))))) into 0
0.200 * [backup-simplify]: Simplify 0 into 0
0.201 * [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
0.202 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))))) into 0
0.202 * [backup-simplify]: Simplify (+ 0 0) into 0
0.203 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.204 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1.0) (* 0 0.5)))))))) into 0
0.204 * [backup-simplify]: Simplify 0 into 0
0.205 * [backup-simplify]: Simplify (+ (* (- 1.0) (/ 1 (/ 1 (- x)))) (* -0.5 (pow (/ 1 (/ 1 (- x))) 2))) into (- (* 1.0 x) (* 0.5 (pow x 2)))
0.205 * * * [progress]: simplifying candidates
0.205 * [simplify]: Simplifying:
  (expm1 (* x (- 1.0 (* x 0.5))))
  (log1p (* x (- 1.0 (* x 0.5))))
  (* x (- 1.0 (* x 0.5)))
  (+ (log x) (log (- 1.0 (* x 0.5))))
  (log (* x (- 1.0 (* x 0.5))))
  (exp (* x (- 1.0 (* x 0.5))))
  (* (* (* x x) x) (* (* (- 1.0 (* x 0.5)) (- 1.0 (* x 0.5))) (- 1.0 (* x 0.5))))
  (* (cbrt (* x (- 1.0 (* x 0.5)))) (cbrt (* x (- 1.0 (* x 0.5)))))
  (cbrt (* x (- 1.0 (* x 0.5))))
  (* (* (* x (- 1.0 (* x 0.5))) (* x (- 1.0 (* x 0.5)))) (* x (- 1.0 (* x 0.5))))
  (sqrt (* x (- 1.0 (* x 0.5))))
  (sqrt (* x (- 1.0 (* x 0.5))))
  (* (sqrt x) (sqrt (- 1.0 (* x 0.5))))
  (* (sqrt x) (sqrt (- 1.0 (* x 0.5))))
  (* x (fma (* (cbrt 1.0) (cbrt 1.0)) (cbrt 1.0) (- (* 0.5 x))))
  (* x (fma (- 0.5) x (* 0.5 x)))
  (* x (fma (sqrt 1.0) (sqrt 1.0) (- (* 0.5 x))))
  (* x (fma (- 0.5) x (* 0.5 x)))
  (* x (fma 1 1.0 (- (* 0.5 x))))
  (* x (fma (- 0.5) x (* 0.5 x)))
  (* x 1.0)
  (* x (- (* x 0.5)))
  (* x 1.0)
  (* x (- (* x 0.5)))
  (* (fma (* (cbrt 1.0) (cbrt 1.0)) (cbrt 1.0) (- (* 0.5 x))) x)
  (* (fma (- 0.5) x (* 0.5 x)) x)
  (* (fma (sqrt 1.0) (sqrt 1.0) (- (* 0.5 x))) x)
  (* (fma (- 0.5) x (* 0.5 x)) x)
  (* (fma 1 1.0 (- (* 0.5 x))) x)
  (* (fma (- 0.5) x (* 0.5 x)) x)
  (* 1.0 x)
  (* (- (* x 0.5)) x)
  (* 1.0 x)
  (* (- (* x 0.5)) x)
  (* x (* (cbrt (- 1.0 (* x 0.5))) (cbrt (- 1.0 (* x 0.5)))))
  (* x (sqrt (- 1.0 (* x 0.5))))
  (* x 1)
  (* (cbrt x) (- 1.0 (* x 0.5)))
  (* (sqrt x) (- 1.0 (* x 0.5)))
  (* x (- 1.0 (* x 0.5)))
  (* x (- (pow 1.0 3) (pow (* x 0.5) 3)))
  (* x (- (* 1.0 1.0) (* (* x 0.5) (* x 0.5))))
  (- (* 1.0 x) (* 0.5 (pow x 2)))
  (- (* 1.0 x) (* 0.5 (pow x 2)))
  (- (* 1.0 x) (* 0.5 (pow x 2)))
0.206 * * [simplify]: Extracting # 0 : cost  0
0.206 * * [simplify]: Extracting # 1 : cost  0
0.206 * * [simplify]: Extracting # 2 : cost  0
0.206 * * [simplify]: Extracting # 3 : cost  0
0.206 * * [simplify]: Extracting # 4 : cost  0
0.206 * * [simplify]: Extracting # 5 : cost  0
0.207 * * [simplify]: Extracting # 6 : cost  0
0.207 * * [simplify]: Extracting # 7 : cost  0
0.207 * * [simplify]: iteration  0 :  71  enodes  (cost  411 )
0.228 * * [simplify]: Extracting # 0 : cost  0
0.229 * * [simplify]: Extracting # 1 : cost  0
0.229 * * [simplify]: Extracting # 2 : cost  0
0.229 * * [simplify]: Extracting # 3 : cost  0
0.229 * * [simplify]: iteration  1 :  151  enodes  (cost  408 )
0.304 * * [simplify]: Extracting # 0 : cost  0
0.305 * * [simplify]: Extracting # 1 : cost  0
0.306 * * [simplify]: Extracting # 2 : cost  0
0.307 * * [simplify]: Extracting # 3 : cost  0
0.307 * * [simplify]: Extracting # 4 : cost  0
0.308 * * [simplify]: iteration  2 :  382  enodes  (cost  356 )
0.607 * * [simplify]: Extracting # 0 : cost  0
0.611 * * [simplify]: Extracting # 1 : cost  0
0.614 * * [simplify]: Extracting # 2 : cost  0
0.616 * * [simplify]: Extracting # 3 : cost  0
0.619 * * [simplify]: Extracting # 4 : cost  0
0.622 * * [simplify]: iteration  3 :  1330  enodes  (cost  347 )
2.049 * * [simplify]: Extracting # 0 : cost  0
2.056 * * [simplify]: Extracting # 1 : cost  0
2.068 * * [simplify]: Extracting # 2 : cost  0
2.074 * * [simplify]: Extracting # 3 : cost  0
2.079 * * [simplify]: Extracting # 4 : cost  0
2.084 * * [simplify]: iteration done:  5000  enodes  (cost  311 )
2.084 * [simplify]: Simplified to:
  (expm1 (* x (- 1.0 (* x 0.5))))
  (log1p (* x (- 1.0 (* x 0.5))))
  (* (fma (- x) 0.5 1.0) x)
  (log (* x (- 1.0 (* x 0.5))))
  (log (* x (- 1.0 (* x 0.5))))
  (exp (* x (- 1.0 (* x 0.5))))
  (pow (* x (- 1.0 (* x 0.5))) 3)
  (* (cbrt (* x (- 1.0 (* x 0.5)))) (cbrt (* x (- 1.0 (* x 0.5)))))
  (cbrt (* x (- 1.0 (* x 0.5))))
  (pow (* x (- 1.0 (* x 0.5))) 3)
  (sqrt (* x (- 1.0 (* x 0.5))))
  (sqrt (* x (- 1.0 (* x 0.5))))
  (* (sqrt x) (sqrt (- 1.0 (* x 0.5))))
  (* (sqrt x) (sqrt (- 1.0 (* x 0.5))))
  (* (fma (- x) 0.5 1.0) x)
  (* 0 x)
  (* (fma (- x) 0.5 1.0) x)
  (* 0 x)
  (* (fma (- x) 0.5 1.0) x)
  (* 0 x)
  (* x 1.0)
  (- (* 0.5 (pow x 2)))
  (* x 1.0)
  (- (* 0.5 (pow x 2)))
  (* (fma (- x) 0.5 1.0) x)
  (* 0 x)
  (* (fma (- x) 0.5 1.0) x)
  (* 0 x)
  (* (fma (- x) 0.5 1.0) x)
  (* 0 x)
  (* x 1.0)
  (- (* 0.5 (pow x 2)))
  (* x 1.0)
  (- (* 0.5 (pow x 2)))
  (* x (* (cbrt (- 1.0 (* x 0.5))) (cbrt (- 1.0 (* x 0.5)))))
  (* x (sqrt (- 1.0 (* x 0.5))))
  x
  (* (cbrt x) (- 1.0 (* x 0.5)))
  (* (sqrt x) (- 1.0 (* x 0.5)))
  (* (fma (- x) 0.5 1.0) x)
  (* x (- (pow 1.0 3) (pow (* x 0.5) 3)))
  (* (* (- 1.0 (* 0.5 x)) (fma x 0.5 1.0)) x)
  (* (fma (- x) 0.5 1.0) x)
  (* (fma (- x) 0.5 1.0) x)
  (* (fma (- x) 0.5 1.0) x)
2.084 * * * [progress]: adding candidates to table
2.174 * * [progress]: iteration 2 / 4
2.174 * * * [progress]: picking best candidate
2.177 * * * * [pick]: Picked  #<alt (λ (x) (+ (* x 1.0) (- (* 0.5 (pow x 2)))))>
2.177 * * * [progress]: localizing error
2.192 * * * [progress]: generating rewritten candidates
2.192 * * * * [progress]: [ 1 / 1 ] rewriting at (2 2 1)
2.216 * * * [progress]: generating series expansions
2.216 * * * * [progress]: [ 1 / 1 ] generating series at (2 2 1)
2.216 * [backup-simplify]: Simplify (* 0.5 (pow x 2)) into (* 0.5 (pow x 2))
2.216 * [approximate]: Taking taylor expansion of (* 0.5 (pow x 2)) in (x) around 0
2.216 * [taylor]: Taking taylor expansion of (* 0.5 (pow x 2)) in x
2.216 * [taylor]: Taking taylor expansion of 0.5 in x
2.216 * [backup-simplify]: Simplify 0.5 into 0.5
2.216 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.216 * [taylor]: Taking taylor expansion of x in x
2.216 * [backup-simplify]: Simplify 0 into 0
2.216 * [backup-simplify]: Simplify 1 into 1
2.216 * [taylor]: Taking taylor expansion of (* 0.5 (pow x 2)) in x
2.216 * [taylor]: Taking taylor expansion of 0.5 in x
2.217 * [backup-simplify]: Simplify 0.5 into 0.5
2.217 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.217 * [taylor]: Taking taylor expansion of x in x
2.217 * [backup-simplify]: Simplify 0 into 0
2.217 * [backup-simplify]: Simplify 1 into 1
2.217 * [backup-simplify]: Simplify (* 1 1) into 1
2.218 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
2.218 * [backup-simplify]: Simplify 0.5 into 0.5
2.219 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.219 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
2.220 * [backup-simplify]: Simplify 0 into 0
2.221 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.221 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
2.222 * [backup-simplify]: Simplify 0 into 0
2.223 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
2.224 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
2.224 * [backup-simplify]: Simplify 0 into 0
2.225 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
2.226 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
2.226 * [backup-simplify]: Simplify 0 into 0
2.227 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
2.228 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
2.228 * [backup-simplify]: Simplify 0 into 0
2.228 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
2.229 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
2.229 * [backup-simplify]: Simplify 0 into 0
2.230 * [backup-simplify]: Simplify (* 0.5 (pow x 2)) into (* 0.5 (pow x 2))
2.230 * [backup-simplify]: Simplify (* 0.5 (pow (/ 1 x) 2)) into (/ 0.5 (pow x 2))
2.230 * [approximate]: Taking taylor expansion of (/ 0.5 (pow x 2)) in (x) around 0
2.230 * [taylor]: Taking taylor expansion of (/ 0.5 (pow x 2)) in x
2.230 * [taylor]: Taking taylor expansion of 0.5 in x
2.230 * [backup-simplify]: Simplify 0.5 into 0.5
2.230 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.230 * [taylor]: Taking taylor expansion of x in x
2.230 * [backup-simplify]: Simplify 0 into 0
2.230 * [backup-simplify]: Simplify 1 into 1
2.230 * [backup-simplify]: Simplify (* 1 1) into 1
2.230 * [backup-simplify]: Simplify (/ 0.5 1) into 0.5
2.230 * [taylor]: Taking taylor expansion of (/ 0.5 (pow x 2)) in x
2.230 * [taylor]: Taking taylor expansion of 0.5 in x
2.230 * [backup-simplify]: Simplify 0.5 into 0.5
2.231 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.231 * [taylor]: Taking taylor expansion of x in x
2.231 * [backup-simplify]: Simplify 0 into 0
2.231 * [backup-simplify]: Simplify 1 into 1
2.231 * [backup-simplify]: Simplify (* 1 1) into 1
2.231 * [backup-simplify]: Simplify (/ 0.5 1) into 0.5
2.231 * [backup-simplify]: Simplify 0.5 into 0.5
2.232 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.232 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)))) into 0
2.232 * [backup-simplify]: Simplify 0 into 0
2.233 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.233 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.233 * [backup-simplify]: Simplify 0 into 0
2.234 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
2.234 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.234 * [backup-simplify]: Simplify 0 into 0
2.235 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
2.236 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.236 * [backup-simplify]: Simplify 0 into 0
2.236 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
2.237 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.237 * [backup-simplify]: Simplify 0 into 0
2.238 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
2.239 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.239 * [backup-simplify]: Simplify 0 into 0
2.239 * [backup-simplify]: Simplify (* 0.5 (pow (/ 1 (/ 1 x)) 2)) into (* 0.5 (pow x 2))
2.239 * [backup-simplify]: Simplify (* 0.5 (pow (/ 1 (- x)) 2)) into (/ 0.5 (pow x 2))
2.239 * [approximate]: Taking taylor expansion of (/ 0.5 (pow x 2)) in (x) around 0
2.239 * [taylor]: Taking taylor expansion of (/ 0.5 (pow x 2)) in x
2.239 * [taylor]: Taking taylor expansion of 0.5 in x
2.239 * [backup-simplify]: Simplify 0.5 into 0.5
2.239 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.239 * [taylor]: Taking taylor expansion of x in x
2.239 * [backup-simplify]: Simplify 0 into 0
2.239 * [backup-simplify]: Simplify 1 into 1
2.239 * [backup-simplify]: Simplify (* 1 1) into 1
2.240 * [backup-simplify]: Simplify (/ 0.5 1) into 0.5
2.240 * [taylor]: Taking taylor expansion of (/ 0.5 (pow x 2)) in x
2.240 * [taylor]: Taking taylor expansion of 0.5 in x
2.240 * [backup-simplify]: Simplify 0.5 into 0.5
2.240 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.240 * [taylor]: Taking taylor expansion of x in x
2.240 * [backup-simplify]: Simplify 0 into 0
2.240 * [backup-simplify]: Simplify 1 into 1
2.240 * [backup-simplify]: Simplify (* 1 1) into 1
2.240 * [backup-simplify]: Simplify (/ 0.5 1) into 0.5
2.240 * [backup-simplify]: Simplify 0.5 into 0.5
2.241 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.241 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)))) into 0
2.241 * [backup-simplify]: Simplify 0 into 0
2.242 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.242 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.242 * [backup-simplify]: Simplify 0 into 0
2.243 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
2.244 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.244 * [backup-simplify]: Simplify 0 into 0
2.244 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
2.245 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.245 * [backup-simplify]: Simplify 0 into 0
2.246 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
2.250 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.250 * [backup-simplify]: Simplify 0 into 0
2.251 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
2.252 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.252 * [backup-simplify]: Simplify 0 into 0
2.252 * [backup-simplify]: Simplify (* 0.5 (pow (/ 1 (/ 1 (- x))) 2)) into (* 0.5 (pow x 2))
2.252 * * * [progress]: simplifying candidates
2.253 * [simplify]: Simplifying:
  (expm1 (* 0.5 (pow x 2)))
  (log1p (* 0.5 (pow x 2)))
  (+ (log 0.5) (* (log x) 2))
  (+ (log 0.5) (* (log x) 2))
  (+ (log 0.5) (log (pow x 2)))
  (log (* 0.5 (pow x 2)))
  (exp (* 0.5 (pow x 2)))
  (* (* (* 0.5 0.5) 0.5) (* (* (pow x 2) (pow x 2)) (pow x 2)))
  (* (cbrt (* 0.5 (pow x 2))) (cbrt (* 0.5 (pow x 2))))
  (cbrt (* 0.5 (pow x 2)))
  (* (* (* 0.5 (pow x 2)) (* 0.5 (pow x 2))) (* 0.5 (pow x 2)))
  (sqrt (* 0.5 (pow x 2)))
  (sqrt (* 0.5 (pow x 2)))
  (* (sqrt 0.5) (pow (sqrt x) 2))
  (* (sqrt 0.5) (pow (sqrt x) 2))
  (* (sqrt 0.5) x)
  (* (sqrt 0.5) x)
  (* (sqrt 0.5) (sqrt (pow x 2)))
  (* (sqrt 0.5) (sqrt (pow x 2)))
  (* (sqrt 0.5) (pow x (/ 2 2)))
  (* (sqrt 0.5) (pow x (/ 2 2)))
  (* 0.5 (pow (* (cbrt x) (cbrt x)) 2))
  (* 0.5 (pow (sqrt x) 2))
  (* 0.5 (pow 1 2))
  (* 0.5 x)
  (* 0.5 (* (cbrt (pow x 2)) (cbrt (pow x 2))))
  (* 0.5 (sqrt (pow x 2)))
  (* 0.5 1)
  (* 0.5 (pow x (/ 2 2)))
  (* (cbrt 0.5) (pow x 2))
  (* (sqrt 0.5) (pow x 2))
  (* 0.5 (pow x 2))
  (* 0.5 (pow x 2))
  (* 0.5 (pow x 2))
  (* 0.5 (pow x 2))
2.253 * * [simplify]: Extracting # 0 : cost  0
2.253 * * [simplify]: Extracting # 1 : cost  0
2.254 * * [simplify]: Extracting # 2 : cost  0
2.254 * * [simplify]: Extracting # 3 : cost  0
2.254 * * [simplify]: Extracting # 4 : cost  0
2.254 * * [simplify]: Extracting # 5 : cost  0
2.254 * * [simplify]: Extracting # 6 : cost  0
2.254 * * [simplify]: iteration  0 :  53  enodes  (cost  244 )
2.279 * * [simplify]: Extracting # 0 : cost  0
2.279 * * [simplify]: Extracting # 1 : cost  0
2.279 * * [simplify]: Extracting # 2 : cost  0
2.280 * * [simplify]: Extracting # 3 : cost  0
2.280 * * [simplify]: Extracting # 4 : cost  0
2.280 * * [simplify]: iteration  1 :  109  enodes  (cost  221 )
2.316 * * [simplify]: Extracting # 0 : cost  0
2.317 * * [simplify]: Extracting # 1 : cost  0
2.317 * * [simplify]: Extracting # 2 : cost  0
2.317 * * [simplify]: Extracting # 3 : cost  0
2.317 * * [simplify]: Extracting # 4 : cost  0
2.318 * * [simplify]: iteration  2 :  237  enodes  (cost  188 )
2.470 * * [simplify]: Extracting # 0 : cost  0
2.472 * * [simplify]: Extracting # 1 : cost  0
2.473 * * [simplify]: Extracting # 2 : cost  0
2.474 * * [simplify]: Extracting # 3 : cost  0
2.475 * * [simplify]: Extracting # 4 : cost  0
2.477 * * [simplify]: iteration  3 :  672  enodes  (cost  188 )
3.783 * * [simplify]: Extracting # 0 : cost  0
3.792 * * [simplify]: Extracting # 1 : cost  0
3.799 * * [simplify]: Extracting # 2 : cost  0
3.806 * * [simplify]: Extracting # 3 : cost  0
3.811 * * [simplify]: Extracting # 4 : cost  0
3.819 * * [simplify]: iteration  4 :  3356  enodes  (cost  185 )
6.101 * * [simplify]: Extracting # 0 : cost  0
6.107 * * [simplify]: Extracting # 1 : cost  0
6.115 * * [simplify]: Extracting # 2 : cost  0
6.125 * * [simplify]: Extracting # 3 : cost  0
6.135 * * [simplify]: iteration done:  5001  enodes  (cost  185 )
6.136 * [simplify]: Simplified to:
  (expm1 (* 0.5 (pow x 2)))
  (log1p (* 0.5 (pow x 2)))
  (log (* 0.5 (pow x 2)))
  (log (* 0.5 (pow x 2)))
  (log (* 0.5 (pow x 2)))
  (log (* 0.5 (pow x 2)))
  (exp (* 0.5 (pow x 2)))
  (pow (* 0.5 (pow x 2)) 3)
  (* (cbrt (* 0.5 (pow x 2))) (cbrt (* 0.5 (pow x 2))))
  (cbrt (* 0.5 (pow x 2)))
  (pow (* 0.5 (pow x 2)) 3)
  (sqrt (* 0.5 (pow x 2)))
  (sqrt (* 0.5 (pow x 2)))
  (* x (sqrt 0.5))
  (* x (sqrt 0.5))
  (* x (sqrt 0.5))
  (* x (sqrt 0.5))
  (* (sqrt 0.5) (fabs x))
  (* (sqrt 0.5) (fabs x))
  (* x (sqrt 0.5))
  (* x (sqrt 0.5))
  (* (* (cbrt x) 0.5) x)
  (* x 0.5)
  0.5
  (* x 0.5)
  (* 0.5 (* (cbrt (pow x 2)) (cbrt (pow x 2))))
  (* (fabs x) 0.5)
  0.5
  (* x 0.5)
  (* (cbrt 0.5) (pow x 2))
  (* (sqrt 0.5) (pow x 2))
  (* 0.5 (pow x 2))
  (* 0.5 (pow x 2))
  (* 0.5 (pow x 2))
  (* 0.5 (pow x 2))
6.136 * * * [progress]: adding candidates to table
6.219 * [progress]: [Phase 3 of 3] Extracting.
6.222 * [simplify]: Simplifying:
  (+ (* x 1.0) (- (* 0.5 (pow x 2))))
6.222 * * [simplify]: Extracting # 0 : cost  0
6.222 * * [simplify]: Extracting # 1 : cost  0
6.222 * * [simplify]: Extracting # 2 : cost  0
6.222 * * [simplify]: Extracting # 3 : cost  0
6.223 * * [simplify]: Extracting # 4 : cost  0
6.223 * * [simplify]: Extracting # 5 : cost  0
6.223 * * [simplify]: iteration  0 :  9  enodes  (cost  10 )
6.224 * * [simplify]: Extracting # 0 : cost  0
6.224 * * [simplify]: Extracting # 1 : cost  0
6.224 * * [simplify]: Extracting # 2 : cost  0
6.224 * * [simplify]: iteration  1 :  16  enodes  (cost  10 )
6.226 * * [simplify]: Extracting # 0 : cost  0
6.226 * * [simplify]: iteration  2 :  18  enodes  (cost  10 )
6.229 * * [simplify]: Extracting # 0 : cost  0
6.229 * * [simplify]: iteration done:  18  enodes  (cost  10 )
6.229 * [simplify]: Simplified to:
  (+ (* x 1.0) (- (* 0.5 (pow x 2))))
7.441 * [regime-testing]: Baseline error score: 0.026128266033254157
7.445 * [regime-testing]: Oracle error score: 0.026128266033254157
7.445 * [regime-testing]: End program error score: 0.026128266033254157