44.593 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.085 * * * [progress]: [2/2] Setting up program.
0.088 * [progress]: [Phase 2 of 3] Improving.
0.088 * [simplify]: Simplifying:
  (log (+ 1.0 x))
0.088 * * [simplify]: iteration 0: 4 enodes
0.089 * * [simplify]: iteration 1: 5 enodes
0.089 * * [simplify]: iteration complete: 5 enodes
0.089 * * [simplify]: Extracting #0: cost 1 inf + 0
0.089 * * [simplify]: Extracting #1: cost 2 inf + 0
0.089 * * [simplify]: Extracting #2: cost 4 inf + 0
0.089 * * [simplify]: Extracting #3: cost 2 inf + 2
0.089 * * [simplify]: Extracting #4: cost 0 inf + 156
0.090 * [simplify]: Simplified to:
  (log (+ x 1.0))
0.090 * * [progress]: iteration 1 / 4
0.090 * * * [progress]: picking best candidate
0.094 * * * * [pick]: Picked  #<alt (λ (x) (log (+ 1.0 x)))>
0.094 * * * [progress]: localizing error
0.104 * * * [progress]: generating rewritten candidates
0.104 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.112 * * * [progress]: generating series expansions
0.112 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.113 * [backup-simplify]: Simplify (log (+ 1.0 x)) into (log (+ x 1.0))
0.113 * [approximate]: Taking taylor expansion of (log (+ x 1.0)) in (x) around 0
0.113 * [taylor]: Taking taylor expansion of (log (+ x 1.0)) in x
0.113 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.113 * [taylor]: Taking taylor expansion of x in x
0.113 * [backup-simplify]: Simplify 0 into 0
0.113 * [backup-simplify]: Simplify 1 into 1
0.113 * [taylor]: Taking taylor expansion of 1.0 in x
0.113 * [backup-simplify]: Simplify 1.0 into 1.0
0.113 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
0.114 * [backup-simplify]: Simplify (log 1.0) into (log 1.0)
0.114 * [taylor]: Taking taylor expansion of (log (+ x 1.0)) in x
0.114 * [taylor]: Taking taylor expansion of (+ x 1.0) 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
0.114 * [taylor]: Taking taylor expansion of 1.0 in x
0.114 * [backup-simplify]: Simplify 1.0 into 1.0
0.115 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
0.115 * [backup-simplify]: Simplify (log 1.0) into (log 1.0)
0.115 * [backup-simplify]: Simplify (log 1.0) into (log 1.0)
0.116 * [backup-simplify]: Simplify (+ 1 0) into 1
0.121 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 1) 1)) (pow 1.0 1)))) 1) into 1.0
0.121 * [backup-simplify]: Simplify 1.0 into 1.0
0.122 * [backup-simplify]: Simplify (+ 0 0) into 0
0.131 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 1) 2)) (pow 1.0 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow 1.0 1)))) 2) into (/ -1/2 (pow 1.0 2))
0.132 * [backup-simplify]: Simplify (/ -1/2 (pow 1.0 2)) into (/ -1/2 (pow 1.0 2))
0.134 * [backup-simplify]: Simplify (+ (* (/ -1/2 (pow 1.0 2)) (pow x 2)) (+ (* 1.0 x) (log 1.0))) into (- (+ (log 1.0) (* 1.0 x)) (* 1/2 (/ (pow x 2) (pow 1.0 2))))
0.134 * [backup-simplify]: Simplify (log (+ 1.0 (/ 1 x))) into (log (+ (/ 1 x) 1.0))
0.134 * [approximate]: Taking taylor expansion of (log (+ (/ 1 x) 1.0)) in (x) around 0
0.134 * [taylor]: Taking taylor expansion of (log (+ (/ 1 x) 1.0)) in x
0.134 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.134 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.134 * [taylor]: Taking taylor expansion of x in x
0.134 * [backup-simplify]: Simplify 0 into 0
0.134 * [backup-simplify]: Simplify 1 into 1
0.135 * [backup-simplify]: Simplify (/ 1 1) into 1
0.135 * [taylor]: Taking taylor expansion of 1.0 in x
0.135 * [backup-simplify]: Simplify 1.0 into 1.0
0.135 * [backup-simplify]: Simplify (+ 1 0) into 1
0.136 * [backup-simplify]: Simplify (log 1) into 0
0.136 * [taylor]: Taking taylor expansion of (log (+ (/ 1 x) 1.0)) in x
0.136 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.136 * [taylor]: Taking taylor expansion of (/ 1 x) 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 * [taylor]: Taking taylor expansion of 1.0 in x
0.136 * [backup-simplify]: Simplify 1.0 into 1.0
0.137 * [backup-simplify]: Simplify (+ 1 0) into 1
0.137 * [backup-simplify]: Simplify (log 1) into 0
0.137 * [backup-simplify]: Simplify (+ (* (- 1) (log x)) 0) into (- (log x))
0.138 * [backup-simplify]: Simplify (- (log x)) into (- (log x))
0.138 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.139 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
0.145 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 1.0) 1)) (pow 1 1)))) 1) into 1.0
0.145 * [backup-simplify]: Simplify 1.0 into 1.0
0.146 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.146 * [backup-simplify]: Simplify (+ 0 0) into 0
0.157 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 1.0) 2)) (pow 1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow 1 1)))) 2) into -0.5
0.157 * [backup-simplify]: Simplify -0.5 into -0.5
0.157 * [backup-simplify]: Simplify (+ (* -0.5 (pow (/ 1 x) 2)) (+ (* 1.0 (/ 1 x)) (- (log (/ 1 x))))) into (- (* 1.0 (/ 1 x)) (+ (log (/ 1 x)) (* 0.5 (/ 1 (pow x 2)))))
0.158 * [backup-simplify]: Simplify (log (+ 1.0 (/ 1 (- x)))) into (log (- 1.0 (/ 1 x)))
0.158 * [approximate]: Taking taylor expansion of (log (- 1.0 (/ 1 x))) in (x) around 0
0.158 * [taylor]: Taking taylor expansion of (log (- 1.0 (/ 1 x))) in x
0.158 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.158 * [taylor]: Taking taylor expansion of 1.0 in x
0.158 * [backup-simplify]: Simplify 1.0 into 1.0
0.158 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.158 * [taylor]: Taking taylor expansion of x in x
0.158 * [backup-simplify]: Simplify 0 into 0
0.158 * [backup-simplify]: Simplify 1 into 1
0.158 * [backup-simplify]: Simplify (/ 1 1) into 1
0.159 * [backup-simplify]: Simplify (- 1) into -1
0.159 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.159 * [backup-simplify]: Simplify (log -1) into (log -1)
0.159 * [taylor]: Taking taylor expansion of (log (- 1.0 (/ 1 x))) in x
0.159 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.159 * [taylor]: Taking taylor expansion of 1.0 in x
0.159 * [backup-simplify]: Simplify 1.0 into 1.0
0.159 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.159 * [taylor]: Taking taylor expansion of x in x
0.159 * [backup-simplify]: Simplify 0 into 0
0.160 * [backup-simplify]: Simplify 1 into 1
0.160 * [backup-simplify]: Simplify (/ 1 1) into 1
0.160 * [backup-simplify]: Simplify (- 1) into -1
0.161 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.161 * [backup-simplify]: Simplify (log -1) into (log -1)
0.162 * [backup-simplify]: Simplify (+ (* (- 1) (log x)) (log -1)) into (- (log -1) (log x))
0.162 * [backup-simplify]: Simplify (- (log -1) (log x)) into (- (log -1) (log x))
0.163 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.163 * [backup-simplify]: Simplify (- 0) into 0
0.164 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.170 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 1.0) 1)) (pow -1 1)))) 1) into -1.0
0.171 * [backup-simplify]: Simplify -1.0 into -1.0
0.171 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.172 * [backup-simplify]: Simplify (- 0) into 0
0.172 * [backup-simplify]: Simplify (+ 0 0) into 0
0.183 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 1.0) 2)) (pow -1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow -1 1)))) 2) into -0.5
0.183 * [backup-simplify]: Simplify -0.5 into -0.5
0.184 * [backup-simplify]: Simplify (+ (* -0.5 (pow (/ 1 (- x)) 2)) (+ (* -1.0 (/ 1 (- x))) (- (log -1) (log (/ 1 (- x)))))) into (- (+ (* 1.0 (/ 1 x)) (log -1)) (+ (log (/ -1 x)) (* 0.5 (/ 1 (pow x 2)))))
0.184 * * * [progress]: simplifying candidates
0.184 * [simplify]: Simplifying:
  (expm1 (log (+ 1.0 x)))
  (log1p (log (+ 1.0 x)))
  (log (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x))))
  (log (cbrt (+ 1.0 x)))
  (log (sqrt (+ 1.0 x)))
  (log (sqrt (+ 1.0 x)))
  (log 1)
  (log (+ 1.0 x))
  (log 1)
  (log (+ 1.0 x))
  (log (+ (pow 1.0 3) (pow x 3)))
  (log (+ (* 1.0 1.0) (- (* x x) (* 1.0 x))))
  (log (- (* 1.0 1.0) (* x x)))
  (log (- 1.0 x))
  (log (+ 1.0 x))
  (log (log (+ 1.0 x)))
  (exp (log (+ 1.0 x)))
  (* (cbrt (log (+ 1.0 x))) (cbrt (log (+ 1.0 x))))
  (cbrt (log (+ 1.0 x)))
  (* (* (log (+ 1.0 x)) (log (+ 1.0 x))) (log (+ 1.0 x)))
  (sqrt (log (+ 1.0 x)))
  (sqrt (log (+ 1.0 x)))
  (- (+ (log 1.0) (* 1.0 x)) (* 1/2 (/ (pow x 2) (pow 1.0 2))))
  (- (* 1.0 (/ 1 x)) (+ (log (/ 1 x)) (* 0.5 (/ 1 (pow x 2)))))
  (- (+ (* 1.0 (/ 1 x)) (log -1)) (+ (log (/ -1 x)) (* 0.5 (/ 1 (pow x 2)))))
0.185 * * [simplify]: iteration 0: 60 enodes
0.212 * * [simplify]: iteration 1: 131 enodes
0.301 * * [simplify]: iteration 2: 324 enodes
0.442 * * [simplify]: iteration 3: 823 enodes
1.092 * * [simplify]: iteration 4: 2640 enodes
2.780 * * [simplify]: iteration complete: 5000 enodes
2.780 * * [simplify]: Extracting #0: cost 19 inf + 0
2.781 * * [simplify]: Extracting #1: cost 160 inf + 1
2.788 * * [simplify]: Extracting #2: cost 964 inf + 2810
2.818 * * [simplify]: Extracting #3: cost 589 inf + 54263
2.879 * * [simplify]: Extracting #4: cost 137 inf + 105638
2.934 * * [simplify]: Extracting #5: cost 99 inf + 113892
2.978 * * [simplify]: Extracting #6: cost 82 inf + 124872
3.023 * * [simplify]: Extracting #7: cost 22 inf + 132997
3.085 * * [simplify]: Extracting #8: cost 0 inf + 138559
3.139 * [simplify]: Simplified to:
  (expm1 (log (+ 1.0 x)))
  (log1p (log (+ 1.0 x)))
  (log (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x))))
  (log (cbrt (+ 1.0 x)))
  (log (sqrt (+ 1.0 x)))
  (log (sqrt (+ 1.0 x)))
  0
  (log (+ 1.0 x))
  0
  (log (+ 1.0 x))
  (log (fma x (* x x) (* (* 1.0 1.0) 1.0)))
  (log (fma x (- x 1.0) (* 1.0 1.0)))
  (log (* (+ 1.0 x) (- 1.0 x)))
  (log (- 1.0 x))
  (log (+ 1.0 x))
  (log (log (+ 1.0 x)))
  (+ 1.0 x)
  (* (cbrt (log (+ 1.0 x))) (cbrt (log (+ 1.0 x))))
  (cbrt (log (+ 1.0 x)))
  (* (log (+ 1.0 x)) (* (log (+ 1.0 x)) (log (+ 1.0 x))))
  (sqrt (log (+ 1.0 x)))
  (sqrt (log (+ 1.0 x)))
  (fma (* (/ x 1.0) (/ x 1.0)) -1/2 (fma 1.0 x (log 1.0)))
  (+ (/ (- 1.0 (/ 0.5 x)) x) (log x))
  (+ (/ (- 1.0 (/ 0.5 x)) x) (log x))
3.140 * * * [progress]: adding candidates to table
3.214 * * [progress]: iteration 2 / 4
3.214 * * * [progress]: picking best candidate
3.221 * * * * [pick]: Picked  #<alt (λ (x) (fma (* (/ x 1.0) (/ x 1.0)) -1/2 (fma 1.0 x (log 1.0))))>
3.221 * * * [progress]: localizing error
3.245 * * * [progress]: generating rewritten candidates
3.245 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
3.246 * * * [progress]: generating series expansions
3.246 * * * * [progress]: [ 1 / 1 ] generating series at (2)
3.247 * [backup-simplify]: Simplify (fma (* (/ x 1.0) (/ x 1.0)) -1/2 (fma 1.0 x (log 1.0))) into (fma (* 1.0 (pow x 2)) -1/2 (fma 1.0 x (log 1.0)))
3.247 * [approximate]: Taking taylor expansion of (fma (* 1.0 (pow x 2)) -1/2 (fma 1.0 x (log 1.0))) in (x) around 0
3.247 * [taylor]: Taking taylor expansion of (fma (* 1.0 (pow x 2)) -1/2 (fma 1.0 x (log 1.0))) in x
3.247 * [taylor]: Rewrote expression to (+ (* (* 1.0 (pow x 2)) -1/2) (fma 1.0 x (log 1.0)))
3.248 * [taylor]: Taking taylor expansion of (* (* 1.0 (pow x 2)) -1/2) in x
3.248 * [taylor]: Taking taylor expansion of (* 1.0 (pow x 2)) in x
3.248 * [taylor]: Taking taylor expansion of 1.0 in x
3.248 * [backup-simplify]: Simplify 1.0 into 1.0
3.248 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.248 * [taylor]: Taking taylor expansion of x in x
3.248 * [backup-simplify]: Simplify 0 into 0
3.248 * [backup-simplify]: Simplify 1 into 1
3.248 * [taylor]: Taking taylor expansion of -1/2 in x
3.248 * [backup-simplify]: Simplify -1/2 into -1/2
3.248 * [taylor]: Taking taylor expansion of (fma 1.0 x (log 1.0)) in x
3.248 * [taylor]: Rewrote expression to (+ (* 1.0 x) (log 1.0))
3.248 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
3.248 * [taylor]: Taking taylor expansion of 1.0 in x
3.248 * [backup-simplify]: Simplify 1.0 into 1.0
3.248 * [taylor]: Taking taylor expansion of x in x
3.248 * [backup-simplify]: Simplify 0 into 0
3.248 * [backup-simplify]: Simplify 1 into 1
3.248 * [taylor]: Taking taylor expansion of (log 1.0) in x
3.248 * [taylor]: Taking taylor expansion of 1.0 in x
3.248 * [backup-simplify]: Simplify 1.0 into 1.0
3.249 * [backup-simplify]: Simplify (log 1.0) into (log 1.0)
3.249 * [taylor]: Taking taylor expansion of (fma (* 1.0 (pow x 2)) -1/2 (fma 1.0 x (log 1.0))) in x
3.249 * [taylor]: Rewrote expression to (+ (* (* 1.0 (pow x 2)) -1/2) (fma 1.0 x (log 1.0)))
3.249 * [taylor]: Taking taylor expansion of (* (* 1.0 (pow x 2)) -1/2) in x
3.249 * [taylor]: Taking taylor expansion of (* 1.0 (pow x 2)) in x
3.249 * [taylor]: Taking taylor expansion of 1.0 in x
3.249 * [backup-simplify]: Simplify 1.0 into 1.0
3.249 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.249 * [taylor]: Taking taylor expansion of x in x
3.249 * [backup-simplify]: Simplify 0 into 0
3.249 * [backup-simplify]: Simplify 1 into 1
3.249 * [taylor]: Taking taylor expansion of -1/2 in x
3.249 * [backup-simplify]: Simplify -1/2 into -1/2
3.249 * [taylor]: Taking taylor expansion of (fma 1.0 x (log 1.0)) in x
3.249 * [taylor]: Rewrote expression to (+ (* 1.0 x) (log 1.0))
3.249 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
3.250 * [taylor]: Taking taylor expansion of 1.0 in x
3.250 * [backup-simplify]: Simplify 1.0 into 1.0
3.250 * [taylor]: Taking taylor expansion of x in x
3.250 * [backup-simplify]: Simplify 0 into 0
3.250 * [backup-simplify]: Simplify 1 into 1
3.250 * [taylor]: Taking taylor expansion of (log 1.0) in x
3.250 * [taylor]: Taking taylor expansion of 1.0 in x
3.250 * [backup-simplify]: Simplify 1.0 into 1.0
3.250 * [backup-simplify]: Simplify (log 1.0) into (log 1.0)
3.251 * [backup-simplify]: Simplify (* 1.0 0) into 0
3.252 * [backup-simplify]: Simplify (+ 0 (log 1.0)) into (log 1.0)
3.252 * [backup-simplify]: Simplify (+ 0 (log 1.0)) into (log 1.0)
3.253 * [backup-simplify]: Simplify (log 1.0) into (log 1.0)
3.254 * [backup-simplify]: Simplify (+ (* 1.0 1) (* 0 0)) into 1.0
3.254 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow 1.0 1)))) 1) into 0
3.255 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
3.255 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
3.255 * [backup-simplify]: Simplify 1.0 into 1.0
3.255 * [backup-simplify]: Simplify (* 1 1) into 1
3.255 * [backup-simplify]: Simplify (* 1.0 1) into 1.0
3.256 * [backup-simplify]: Simplify (* 1.0 -1/2) into -0.5
3.256 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 1) (* 0 0))) into 0
3.258 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow 1.0 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow 1.0 1)))) 2) into 0
3.258 * [backup-simplify]: Simplify (+ 0 0) into 0
3.259 * [backup-simplify]: Simplify (+ -0.5 0) into (- 0.5)
3.259 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
3.260 * [backup-simplify]: Simplify (+ (* (- 0.5) (pow x 2)) (+ (* 1.0 x) (log 1.0))) into (- (+ (log 1.0) (* 1.0 x)) (* 0.5 (pow x 2)))
3.260 * [backup-simplify]: Simplify (fma (* (/ (/ 1 x) 1.0) (/ (/ 1 x) 1.0)) -1/2 (fma 1.0 (/ 1 x) (log 1.0))) into (fma (/ 1.0 (pow x 2)) -1/2 (fma 1.0 (/ 1 x) (log 1.0)))
3.260 * [approximate]: Taking taylor expansion of (fma (/ 1.0 (pow x 2)) -1/2 (fma 1.0 (/ 1 x) (log 1.0))) in (x) around 0
3.260 * [taylor]: Taking taylor expansion of (fma (/ 1.0 (pow x 2)) -1/2 (fma 1.0 (/ 1 x) (log 1.0))) in x
3.260 * [taylor]: Rewrote expression to (+ (* (/ 1.0 (pow x 2)) -1/2) (fma 1.0 (/ 1 x) (log 1.0)))
3.260 * [taylor]: Taking taylor expansion of (* (/ 1.0 (pow x 2)) -1/2) in x
3.260 * [taylor]: Taking taylor expansion of (/ 1.0 (pow x 2)) in x
3.260 * [taylor]: Taking taylor expansion of 1.0 in x
3.260 * [backup-simplify]: Simplify 1.0 into 1.0
3.260 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.260 * [taylor]: Taking taylor expansion of x in x
3.260 * [backup-simplify]: Simplify 0 into 0
3.260 * [backup-simplify]: Simplify 1 into 1
3.261 * [backup-simplify]: Simplify (* 1 1) into 1
3.261 * [backup-simplify]: Simplify (/ 1.0 1) into 1.0
3.261 * [taylor]: Taking taylor expansion of -1/2 in x
3.261 * [backup-simplify]: Simplify -1/2 into -1/2
3.261 * [taylor]: Taking taylor expansion of (fma 1.0 (/ 1 x) (log 1.0)) in x
3.261 * [taylor]: Rewrote expression to (+ (* 1.0 (/ 1 x)) (log 1.0))
3.261 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
3.261 * [taylor]: Taking taylor expansion of 1.0 in x
3.261 * [backup-simplify]: Simplify 1.0 into 1.0
3.261 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.261 * [taylor]: Taking taylor expansion of x in x
3.261 * [backup-simplify]: Simplify 0 into 0
3.261 * [backup-simplify]: Simplify 1 into 1
3.262 * [backup-simplify]: Simplify (/ 1 1) into 1
3.262 * [taylor]: Taking taylor expansion of (log 1.0) in x
3.262 * [taylor]: Taking taylor expansion of 1.0 in x
3.262 * [backup-simplify]: Simplify 1.0 into 1.0
3.262 * [backup-simplify]: Simplify (log 1.0) into (log 1.0)
3.262 * [taylor]: Taking taylor expansion of (fma (/ 1.0 (pow x 2)) -1/2 (fma 1.0 (/ 1 x) (log 1.0))) in x
3.262 * [taylor]: Rewrote expression to (+ (* (/ 1.0 (pow x 2)) -1/2) (fma 1.0 (/ 1 x) (log 1.0)))
3.262 * [taylor]: Taking taylor expansion of (* (/ 1.0 (pow x 2)) -1/2) in x
3.262 * [taylor]: Taking taylor expansion of (/ 1.0 (pow x 2)) in x
3.262 * [taylor]: Taking taylor expansion of 1.0 in x
3.262 * [backup-simplify]: Simplify 1.0 into 1.0
3.262 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.262 * [taylor]: Taking taylor expansion of x in x
3.263 * [backup-simplify]: Simplify 0 into 0
3.263 * [backup-simplify]: Simplify 1 into 1
3.263 * [backup-simplify]: Simplify (* 1 1) into 1
3.263 * [backup-simplify]: Simplify (/ 1.0 1) into 1.0
3.263 * [taylor]: Taking taylor expansion of -1/2 in x
3.263 * [backup-simplify]: Simplify -1/2 into -1/2
3.263 * [taylor]: Taking taylor expansion of (fma 1.0 (/ 1 x) (log 1.0)) in x
3.263 * [taylor]: Rewrote expression to (+ (* 1.0 (/ 1 x)) (log 1.0))
3.263 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
3.263 * [taylor]: Taking taylor expansion of 1.0 in x
3.263 * [backup-simplify]: Simplify 1.0 into 1.0
3.263 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.263 * [taylor]: Taking taylor expansion of x in x
3.263 * [backup-simplify]: Simplify 0 into 0
3.263 * [backup-simplify]: Simplify 1 into 1
3.264 * [backup-simplify]: Simplify (/ 1 1) into 1
3.264 * [taylor]: Taking taylor expansion of (log 1.0) in x
3.264 * [taylor]: Taking taylor expansion of 1.0 in x
3.264 * [backup-simplify]: Simplify 1.0 into 1.0
3.264 * [backup-simplify]: Simplify (log 1.0) into (log 1.0)
3.264 * [backup-simplify]: Simplify (* 1.0 -1/2) into -0.5
3.268 * [backup-simplify]: Simplify (+ -0.5 0) into (- 0.5)
3.269 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
3.269 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.270 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1.0 (/ 0 1)))) into 0
3.270 * [backup-simplify]: Simplify (+ (* 1.0 0) (* 0 -1/2)) into 0
3.271 * [backup-simplify]: Simplify (* 1.0 1) into 1.0
3.271 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
3.271 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
3.271 * [backup-simplify]: Simplify 1.0 into 1.0
3.272 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.272 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.273 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (* 0 -1/2))) into 0
3.273 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
3.274 * [backup-simplify]: Simplify (+ (* 1.0 0) (* 0 1)) into 0
3.275 * [backup-simplify]: Simplify (+ 0 (log 1.0)) into (log 1.0)
3.275 * [backup-simplify]: Simplify (+ 0 (log 1.0)) into (log 1.0)
3.275 * [backup-simplify]: Simplify (log 1.0) into (log 1.0)
3.276 * [backup-simplify]: Simplify (+ (log 1.0) (+ (* 1.0 (/ 1 (/ 1 x))) (* (- 0.5) (pow (/ 1 (/ 1 x)) 2)))) into (- (+ (log 1.0) (* 1.0 x)) (* 0.5 (pow x 2)))
3.277 * [backup-simplify]: Simplify (fma (* (/ (/ 1 (- x)) 1.0) (/ (/ 1 (- x)) 1.0)) -1/2 (fma 1.0 (/ 1 (- x)) (log 1.0))) into (fma (/ 1.0 (pow x 2)) -1/2 (fma 1.0 (/ -1 x) (log 1.0)))
3.277 * [approximate]: Taking taylor expansion of (fma (/ 1.0 (pow x 2)) -1/2 (fma 1.0 (/ -1 x) (log 1.0))) in (x) around 0
3.277 * [taylor]: Taking taylor expansion of (fma (/ 1.0 (pow x 2)) -1/2 (fma 1.0 (/ -1 x) (log 1.0))) in x
3.277 * [taylor]: Rewrote expression to (+ (* (/ 1.0 (pow x 2)) -1/2) (fma 1.0 (/ -1 x) (log 1.0)))
3.277 * [taylor]: Taking taylor expansion of (* (/ 1.0 (pow x 2)) -1/2) in x
3.277 * [taylor]: Taking taylor expansion of (/ 1.0 (pow x 2)) in x
3.277 * [taylor]: Taking taylor expansion of 1.0 in x
3.277 * [backup-simplify]: Simplify 1.0 into 1.0
3.277 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.277 * [taylor]: Taking taylor expansion of x in x
3.277 * [backup-simplify]: Simplify 0 into 0
3.277 * [backup-simplify]: Simplify 1 into 1
3.277 * [backup-simplify]: Simplify (* 1 1) into 1
3.278 * [backup-simplify]: Simplify (/ 1.0 1) into 1.0
3.278 * [taylor]: Taking taylor expansion of -1/2 in x
3.278 * [backup-simplify]: Simplify -1/2 into -1/2
3.278 * [taylor]: Taking taylor expansion of (fma 1.0 (/ -1 x) (log 1.0)) in x
3.278 * [taylor]: Rewrote expression to (+ (* 1.0 (/ -1 x)) (log 1.0))
3.278 * [taylor]: Taking taylor expansion of (* 1.0 (/ -1 x)) in x
3.278 * [taylor]: Taking taylor expansion of 1.0 in x
3.278 * [backup-simplify]: Simplify 1.0 into 1.0
3.278 * [taylor]: Taking taylor expansion of (/ -1 x) in x
3.278 * [taylor]: Taking taylor expansion of -1 in x
3.278 * [backup-simplify]: Simplify -1 into -1
3.278 * [taylor]: Taking taylor expansion of x in x
3.278 * [backup-simplify]: Simplify 0 into 0
3.278 * [backup-simplify]: Simplify 1 into 1
3.279 * [backup-simplify]: Simplify (/ -1 1) into -1
3.279 * [taylor]: Taking taylor expansion of (log 1.0) in x
3.279 * [taylor]: Taking taylor expansion of 1.0 in x
3.279 * [backup-simplify]: Simplify 1.0 into 1.0
3.279 * [backup-simplify]: Simplify (log 1.0) into (log 1.0)
3.279 * [taylor]: Taking taylor expansion of (fma (/ 1.0 (pow x 2)) -1/2 (fma 1.0 (/ -1 x) (log 1.0))) in x
3.279 * [taylor]: Rewrote expression to (+ (* (/ 1.0 (pow x 2)) -1/2) (fma 1.0 (/ -1 x) (log 1.0)))
3.279 * [taylor]: Taking taylor expansion of (* (/ 1.0 (pow x 2)) -1/2) in x
3.279 * [taylor]: Taking taylor expansion of (/ 1.0 (pow x 2)) in x
3.279 * [taylor]: Taking taylor expansion of 1.0 in x
3.279 * [backup-simplify]: Simplify 1.0 into 1.0
3.279 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.279 * [taylor]: Taking taylor expansion of x in x
3.279 * [backup-simplify]: Simplify 0 into 0
3.279 * [backup-simplify]: Simplify 1 into 1
3.279 * [backup-simplify]: Simplify (* 1 1) into 1
3.280 * [backup-simplify]: Simplify (/ 1.0 1) into 1.0
3.280 * [taylor]: Taking taylor expansion of -1/2 in x
3.280 * [backup-simplify]: Simplify -1/2 into -1/2
3.280 * [taylor]: Taking taylor expansion of (fma 1.0 (/ -1 x) (log 1.0)) in x
3.280 * [taylor]: Rewrote expression to (+ (* 1.0 (/ -1 x)) (log 1.0))
3.280 * [taylor]: Taking taylor expansion of (* 1.0 (/ -1 x)) in x
3.280 * [taylor]: Taking taylor expansion of 1.0 in x
3.280 * [backup-simplify]: Simplify 1.0 into 1.0
3.280 * [taylor]: Taking taylor expansion of (/ -1 x) in x
3.280 * [taylor]: Taking taylor expansion of -1 in x
3.280 * [backup-simplify]: Simplify -1 into -1
3.280 * [taylor]: Taking taylor expansion of x in x
3.280 * [backup-simplify]: Simplify 0 into 0
3.280 * [backup-simplify]: Simplify 1 into 1
3.280 * [backup-simplify]: Simplify (/ -1 1) into -1
3.280 * [taylor]: Taking taylor expansion of (log 1.0) in x
3.280 * [taylor]: Taking taylor expansion of 1.0 in x
3.280 * [backup-simplify]: Simplify 1.0 into 1.0
3.281 * [backup-simplify]: Simplify (log 1.0) into (log 1.0)
3.281 * [backup-simplify]: Simplify (* 1.0 -1/2) into -0.5
3.282 * [backup-simplify]: Simplify (+ -0.5 0) into (- 0.5)
3.282 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
3.283 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.284 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1.0 (/ 0 1)))) into 0
3.284 * [backup-simplify]: Simplify (+ (* 1.0 0) (* 0 -1/2)) into 0
3.285 * [backup-simplify]: Simplify (* 1.0 -1) into -1.0
3.285 * [backup-simplify]: Simplify (+ -1.0 0) into (- 1.0)
3.286 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0)
3.287 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
3.288 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.289 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.290 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (* 0 -1/2))) into 0
3.291 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
3.292 * [backup-simplify]: Simplify (+ (* 1.0 0) (* 0 -1)) into 0
3.293 * [backup-simplify]: Simplify (+ 0 (log 1.0)) into (log 1.0)
3.294 * [backup-simplify]: Simplify (+ 0 (log 1.0)) into (log 1.0)
3.294 * [backup-simplify]: Simplify (log 1.0) into (log 1.0)
3.296 * [backup-simplify]: Simplify (+ (log 1.0) (+ (* (- 1.0) (/ 1 (/ 1 (- x)))) (* (- 0.5) (pow (/ 1 (/ 1 (- x))) 2)))) into (- (+ (log 1.0) (* 1.0 x)) (* 0.5 (pow x 2)))
3.296 * * * [progress]: simplifying candidates
3.296 * [simplify]: Simplifying:
  (expm1 (fma (* (/ x 1.0) (/ x 1.0)) -1/2 (fma 1.0 x (log 1.0))))
  (log1p (fma (* (/ x 1.0) (/ x 1.0)) -1/2 (fma 1.0 x (log 1.0))))
  (* (* (/ x 1.0) (/ x 1.0)) -1/2)
  (log (fma (* (/ x 1.0) (/ x 1.0)) -1/2 (fma 1.0 x (log 1.0))))
  (exp (fma (* (/ x 1.0) (/ x 1.0)) -1/2 (fma 1.0 x (log 1.0))))
  (* (cbrt (fma (* (/ x 1.0) (/ x 1.0)) -1/2 (fma 1.0 x (log 1.0)))) (cbrt (fma (* (/ x 1.0) (/ x 1.0)) -1/2 (fma 1.0 x (log 1.0)))))
  (cbrt (fma (* (/ x 1.0) (/ x 1.0)) -1/2 (fma 1.0 x (log 1.0))))
  (* (* (fma (* (/ x 1.0) (/ x 1.0)) -1/2 (fma 1.0 x (log 1.0))) (fma (* (/ x 1.0) (/ x 1.0)) -1/2 (fma 1.0 x (log 1.0)))) (fma (* (/ x 1.0) (/ x 1.0)) -1/2 (fma 1.0 x (log 1.0))))
  (sqrt (fma (* (/ x 1.0) (/ x 1.0)) -1/2 (fma 1.0 x (log 1.0))))
  (sqrt (fma (* (/ x 1.0) (/ x 1.0)) -1/2 (fma 1.0 x (log 1.0))))
  (- (+ (log 1.0) (* 1.0 x)) (* 0.5 (pow x 2)))
  (- (+ (log 1.0) (* 1.0 x)) (* 0.5 (pow x 2)))
  (- (+ (log 1.0) (* 1.0 x)) (* 0.5 (pow x 2)))
3.297 * * [simplify]: iteration 0: 25 enodes
3.307 * * [simplify]: iteration 1: 46 enodes
3.327 * * [simplify]: iteration 2: 116 enodes
3.384 * * [simplify]: iteration 3: 370 enodes
3.731 * * [simplify]: iteration 4: 1922 enodes
4.594 * * [simplify]: iteration complete: 5009 enodes
4.594 * * [simplify]: Extracting #0: cost 10 inf + 0
4.595 * * [simplify]: Extracting #1: cost 207 inf + 0
4.599 * * [simplify]: Extracting #2: cost 1021 inf + 335
4.614 * * [simplify]: Extracting #3: cost 1351 inf + 13810
4.651 * * [simplify]: Extracting #4: cost 887 inf + 151502
4.791 * * [simplify]: Extracting #5: cost 145 inf + 431130
4.990 * * [simplify]: Extracting #6: cost 1 inf + 490058
5.188 * * [simplify]: Extracting #7: cost 0 inf + 489561
5.400 * [simplify]: Simplified to:
  (expm1 (fma (* -1/2 (/ x 1.0)) (/ x 1.0) (fma x 1.0 (log 1.0))))
  (log1p (fma (* -1/2 (/ x 1.0)) (/ x 1.0) (fma x 1.0 (log 1.0))))
  (/ -1/2 (* (/ 1.0 x) (/ 1.0 x)))
  (log (fma (* -1/2 (/ x 1.0)) (/ x 1.0) (fma x 1.0 (log 1.0))))
  (* 1.0 (exp (fma (/ x 1.0) (* -1/2 (/ x 1.0)) (* x 1.0))))
  (* (cbrt (fma (* -1/2 (/ x 1.0)) (/ x 1.0) (fma x 1.0 (log 1.0)))) (cbrt (fma (* -1/2 (/ x 1.0)) (/ x 1.0) (fma x 1.0 (log 1.0)))))
  (cbrt (fma (* -1/2 (/ x 1.0)) (/ x 1.0) (fma x 1.0 (log 1.0))))
  (* (* (fma (* -1/2 (/ x 1.0)) (/ x 1.0) (fma x 1.0 (log 1.0))) (fma (* -1/2 (/ x 1.0)) (/ x 1.0) (fma x 1.0 (log 1.0)))) (fma (* -1/2 (/ x 1.0)) (/ x 1.0) (fma x 1.0 (log 1.0))))
  (sqrt (fma (* -1/2 (/ x 1.0)) (/ x 1.0) (fma x 1.0 (log 1.0))))
  (sqrt (fma (* -1/2 (/ x 1.0)) (/ x 1.0) (fma x 1.0 (log 1.0))))
  (fma x (- 1.0 (* x 0.5)) (log 1.0))
  (fma x (- 1.0 (* x 0.5)) (log 1.0))
  (fma x (- 1.0 (* x 0.5)) (log 1.0))
5.402 * * * [progress]: adding candidates to table
5.483 * [progress]: [Phase 3 of 3] Extracting.
5.483 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (fma (* (/ x 1.0) (/ x 1.0)) -1/2 (fma 1.0 x (log 1.0))))> #<alt (λ (x) (log (+ 1.0 x)))>)
5.483 * * * [regime-changes]: Trying 3 branch expressions: ((+ 1.0 x) (log (+ 1.0 x)) x)
5.483 * * * * [regimes]: Trying to branch on (+ 1.0 x) from (#<alt (λ (x) (fma (* (/ x 1.0) (/ x 1.0)) -1/2 (fma 1.0 x (log 1.0))))> #<alt (λ (x) (log (+ 1.0 x)))>)
5.509 * * * * [regimes]: Trying to branch on (log (+ 1.0 x)) from (#<alt (λ (x) (fma (* (/ x 1.0) (/ x 1.0)) -1/2 (fma 1.0 x (log 1.0))))> #<alt (λ (x) (log (+ 1.0 x)))>)
5.565 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (fma (* (/ x 1.0) (/ x 1.0)) -1/2 (fma 1.0 x (log 1.0))))> #<alt (λ (x) (log (+ 1.0 x)))>)
5.596 * * * [regime]: Found split indices: #<option (#s(si 0 172) #s(si 1 255))>
5.598 * [binary-search]: Only using regimes for bounds on (+ 1.0 x) and (#<alt (λ (x) (fma (* (/ x 1.0) (/ x 1.0)) -1/2 (fma 1.0 x (log 1.0))))> #<alt (λ (x) (log (+ 1.0 x)))>)
5.598 * [regimes]: Found splitpoints: (#s(sp 0 (+ 1.0 x) 1.0000000009663326) #s(sp 1 (+ 1.0 x) +nan.0)) , with alts (#<alt (λ (x) (fma (* (/ x 1.0) (/ x 1.0)) -1/2 (fma 1.0 x (log 1.0))))> #<alt (λ (x) (log (+ 1.0 x)))>)
5.598 * [simplify]: Simplifying:
  (if (<= (+ 1.0 x) 1.0000000009663326) (fma (* (/ x 1.0) (/ x 1.0)) -1/2 (fma 1.0 x (log 1.0))) (log (+ 1.0 x)))
5.598 * * [simplify]: iteration 0: 13 enodes
5.599 * * [simplify]: iteration 1: 14 enodes
5.600 * * [simplify]: iteration complete: 14 enodes
5.600 * * [simplify]: Extracting #0: cost 1 inf + 0
5.600 * * [simplify]: Extracting #1: cost 4 inf + 0
5.600 * * [simplify]: Extracting #2: cost 9 inf + 0
5.600 * * [simplify]: Extracting #3: cost 11 inf + 2
5.600 * * [simplify]: Extracting #4: cost 9 inf + 4
5.600 * * [simplify]: Extracting #5: cost 3 inf + 506
5.600 * * [simplify]: Extracting #6: cost 0 inf + 1355
5.600 * [simplify]: Simplified to:
  (if (<= (+ x 1.0) 1.0000000009663326) (fma (* (/ x 1.0) (/ x 1.0)) -1/2 (fma 1.0 x (log 1.0))) (log (+ x 1.0)))
8.957 * [regime-testing]: Baseline error score: 22.028029189230583
8.966 * [regime-testing]: Oracle error score: 0.11285437696294678
8.987 * [regime-testing]: End program error score: 0.2918819415282384
9.120 * [regime-testing]: Target error score: 0.25773033660466577