0.679 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.031 * * * [progress]: [2/2] Setting up program.
0.033 * [progress]: [Phase 2 of 3] Improving.
0.033 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (log (- (/ 1.0 x) 1.0)))
0.034 * * [simplify]: iteration  0 :  6  enodes  (cost  7 )
0.034 * * [simplify]: iteration  1 :  8  enodes  (cost  7 )
0.035 * * [simplify]: iteration  2 :  9  enodes  (cost  7 )
0.036 * * [simplify]: iteration  done :  9  enodes  (cost  7 )
0.036 * [simplify]: Simplified to:
   (- (log (- (/ 1.0 x) 1.0)))
0.036 * * [progress]: iteration 1 / 4
0.036 * * * [progress]: picking best candidate
0.038 * * * * [pick]: Picked  #<alt (λ (x) (- (log (- (/ 1.0 x) 1.0))))>
0.038 * * * [progress]: localizing error
0.050 * * * [progress]: generating rewritten candidates
0.050 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1)
0.065 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.079 * * * [progress]: generating series expansions
0.079 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1)
0.079 * [approximate]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) 1.0) in (x) around 0
0.079 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) 1.0) in x
0.079 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
0.079 * [taylor]: Taking taylor expansion of 1.0 in x
0.079 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.079 * [taylor]: Taking taylor expansion of x in x
0.080 * [taylor]: Taking taylor expansion of 1.0 in x
0.080 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) 1.0) in x
0.080 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
0.080 * [taylor]: Taking taylor expansion of 1.0 in x
0.080 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.080 * [taylor]: Taking taylor expansion of x in x
0.080 * [taylor]: Taking taylor expansion of 1.0 in x
0.094 * [approximate]: Taking taylor expansion of (- (* 1.0 x) 1.0) in (x) around 0
0.094 * [taylor]: Taking taylor expansion of (- (* 1.0 x) 1.0) in x
0.094 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.094 * [taylor]: Taking taylor expansion of 1.0 in x
0.094 * [taylor]: Taking taylor expansion of x in x
0.094 * [taylor]: Taking taylor expansion of 1.0 in x
0.094 * [taylor]: Taking taylor expansion of (- (* 1.0 x) 1.0) in x
0.094 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.094 * [taylor]: Taking taylor expansion of 1.0 in x
0.094 * [taylor]: Taking taylor expansion of x in x
0.094 * [taylor]: Taking taylor expansion of 1.0 in x
0.104 * [approximate]: Taking taylor expansion of (- (+ (* 1.0 x) 1.0)) in (x) around 0
0.104 * [taylor]: Taking taylor expansion of (- (+ (* 1.0 x) 1.0)) in x
0.104 * [taylor]: Taking taylor expansion of (+ (* 1.0 x) 1.0) in x
0.104 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.104 * [taylor]: Taking taylor expansion of 1.0 in x
0.104 * [taylor]: Taking taylor expansion of x in x
0.104 * [taylor]: Taking taylor expansion of 1.0 in x
0.104 * [taylor]: Taking taylor expansion of (- (+ (* 1.0 x) 1.0)) in x
0.104 * [taylor]: Taking taylor expansion of (+ (* 1.0 x) 1.0) in x
0.105 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.105 * [taylor]: Taking taylor expansion of 1.0 in x
0.105 * [taylor]: Taking taylor expansion of x in x
0.105 * [taylor]: Taking taylor expansion of 1.0 in x
0.115 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.115 * [approximate]: Taking taylor expansion of (log (- (* 1.0 (/ 1 x)) 1.0)) in (x) around 0
0.115 * [taylor]: Taking taylor expansion of (log (- (* 1.0 (/ 1 x)) 1.0)) in x
0.115 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) 1.0) in x
0.115 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
0.115 * [taylor]: Taking taylor expansion of 1.0 in x
0.115 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.115 * [taylor]: Taking taylor expansion of x in x
0.116 * [taylor]: Taking taylor expansion of 1.0 in x
0.116 * [taylor]: Taking taylor expansion of (log (- (* 1.0 (/ 1 x)) 1.0)) in x
0.117 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) 1.0) in x
0.117 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
0.117 * [taylor]: Taking taylor expansion of 1.0 in x
0.117 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.117 * [taylor]: Taking taylor expansion of x in x
0.117 * [taylor]: Taking taylor expansion of 1.0 in x
0.140 * [approximate]: Taking taylor expansion of (log (- (* 1.0 x) 1.0)) in (x) around 0
0.140 * [taylor]: Taking taylor expansion of (log (- (* 1.0 x) 1.0)) in x
0.140 * [taylor]: Taking taylor expansion of (- (* 1.0 x) 1.0) in x
0.140 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.140 * [taylor]: Taking taylor expansion of 1.0 in x
0.140 * [taylor]: Taking taylor expansion of x in x
0.140 * [taylor]: Taking taylor expansion of 1.0 in x
0.142 * [taylor]: Taking taylor expansion of (log (- (* 1.0 x) 1.0)) in x
0.142 * [taylor]: Taking taylor expansion of (- (* 1.0 x) 1.0) in x
0.142 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.142 * [taylor]: Taking taylor expansion of 1.0 in x
0.142 * [taylor]: Taking taylor expansion of x in x
0.142 * [taylor]: Taking taylor expansion of 1.0 in x
0.160 * [approximate]: Taking taylor expansion of (log (- (+ (* 1.0 x) 1.0))) in (x) around 0
0.160 * [taylor]: Taking taylor expansion of (log (- (+ (* 1.0 x) 1.0))) in x
0.160 * [taylor]: Taking taylor expansion of (- (+ (* 1.0 x) 1.0)) in x
0.160 * [taylor]: Taking taylor expansion of (+ (* 1.0 x) 1.0) in x
0.160 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.160 * [taylor]: Taking taylor expansion of 1.0 in x
0.160 * [taylor]: Taking taylor expansion of x in x
0.160 * [taylor]: Taking taylor expansion of 1.0 in x
0.162 * [taylor]: Taking taylor expansion of (log (- (+ (* 1.0 x) 1.0))) in x
0.162 * [taylor]: Taking taylor expansion of (- (+ (* 1.0 x) 1.0)) in x
0.162 * [taylor]: Taking taylor expansion of (+ (* 1.0 x) 1.0) in x
0.162 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
0.162 * [taylor]: Taking taylor expansion of 1.0 in x
0.162 * [taylor]: Taking taylor expansion of x in x
0.162 * [taylor]: Taking taylor expansion of 1.0 in x
0.180 * * * [progress]: simplifying candidates
0.182 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (fma (* (cbrt (/ 1.0 x)) (cbrt (/ 1.0 x))) (cbrt (/ 1.0 x)) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (* (cbrt (/ 1.0 x)) (cbrt (/ 1.0 x))) (cbrt (/ 1.0 x)) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (* (cbrt (/ 1.0 x)) (cbrt (/ 1.0 x))) (cbrt (/ 1.0 x)) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma (sqrt (/ 1.0 x)) (sqrt (/ 1.0 x)) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (sqrt (/ 1.0 x)) (sqrt (/ 1.0 x)) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (sqrt (/ 1.0 x)) (sqrt (/ 1.0 x)) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt x) (cbrt x))) (/ (cbrt 1.0) (cbrt x)) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt x) (cbrt x))) (/ (cbrt 1.0) (cbrt x)) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt x) (cbrt x))) (/ (cbrt 1.0) (cbrt x)) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt x)) (/ (cbrt 1.0) (sqrt x)) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt x)) (/ (cbrt 1.0) (sqrt x)) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt x)) (/ (cbrt 1.0) (sqrt x)) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma (/ (* (cbrt 1.0) (cbrt 1.0)) 1) (/ (cbrt 1.0) x) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (/ (* (cbrt 1.0) (cbrt 1.0)) 1) (/ (cbrt 1.0) x) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (/ (* (cbrt 1.0) (cbrt 1.0)) 1) (/ (cbrt 1.0) x) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma (/ (sqrt 1.0) (* (cbrt x) (cbrt x))) (/ (sqrt 1.0) (cbrt x)) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (/ (sqrt 1.0) (* (cbrt x) (cbrt x))) (/ (sqrt 1.0) (cbrt x)) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (/ (sqrt 1.0) (* (cbrt x) (cbrt x))) (/ (sqrt 1.0) (cbrt x)) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma (/ (sqrt 1.0) (sqrt x)) (/ (sqrt 1.0) (sqrt x)) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (/ (sqrt 1.0) (sqrt x)) (/ (sqrt 1.0) (sqrt x)) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (/ (sqrt 1.0) (sqrt x)) (/ (sqrt 1.0) (sqrt x)) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma (/ (sqrt 1.0) 1) (/ (sqrt 1.0) x) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (/ (sqrt 1.0) 1) (/ (sqrt 1.0) x) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (/ (sqrt 1.0) 1) (/ (sqrt 1.0) x) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma (/ 1 (* (cbrt x) (cbrt x))) (/ 1.0 (cbrt x)) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (/ 1 (* (cbrt x) (cbrt x))) (/ 1.0 (cbrt x)) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (/ 1 (* (cbrt x) (cbrt x))) (/ 1.0 (cbrt x)) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma (/ 1 (sqrt x)) (/ 1.0 (sqrt x)) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (/ 1 (sqrt x)) (/ 1.0 (sqrt x)) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (/ 1 (sqrt x)) (/ 1.0 (sqrt x)) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma (/ 1 1) (/ 1.0 x) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (/ 1 1) (/ 1.0 x) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (/ 1 1) (/ 1.0 x) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma 1 (/ 1.0 x) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma 1 (/ 1.0 x) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma 1 (/ 1.0 x) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma 1.0 (/ 1 x) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma 1.0 (/ 1 x) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma 1.0 (/ 1 x) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (expm1 (- (/ 1.0 x) 1.0))
  (log1p (- (/ 1.0 x) 1.0))
  (- 1.0)
  (- 1.0)
  (- 1.0)
  (- 1.0)
  (- 1.0)
  (- 1.0)
  (- 1.0)
  (- 1.0)
  (- 1.0)
  (- 1.0)
  (- 1.0)
  (- 1.0)
  (- 1.0)
  (/ (exp (/ 1.0 x)) (exp 1.0))
  (log (- (/ 1.0 x) 1.0))
  (exp (- (/ 1.0 x) 1.0))
  (* (cbrt (- (/ 1.0 x) 1.0)) (cbrt (- (/ 1.0 x) 1.0)))
  (cbrt (- (/ 1.0 x) 1.0))
  (* (* (- (/ 1.0 x) 1.0) (- (/ 1.0 x) 1.0)) (- (/ 1.0 x) 1.0))
  (sqrt (- (/ 1.0 x) 1.0))
  (sqrt (- (/ 1.0 x) 1.0))
  (- (pow (/ 1.0 x) 3) (pow 1.0 3))
  (+ (* (/ 1.0 x) (/ 1.0 x)) (+ (* 1.0 1.0) (* (/ 1.0 x) 1.0)))
  (- 1.0)
  (- (* (/ 1.0 x) (/ 1.0 x)) (* 1.0 1.0))
  (+ (/ 1.0 x) 1.0)
  (+ (sqrt (/ 1.0 x)) (sqrt 1.0))
  (- (sqrt (/ 1.0 x)) (sqrt 1.0))
  (+ (/ (sqrt 1.0) (sqrt x)) (sqrt 1.0))
  (- (/ (sqrt 1.0) (sqrt x)) (sqrt 1.0))
  (- (/ 1.0 x) 1.0)
  (- 1.0)
  (expm1 (log (- (/ 1.0 x) 1.0)))
  (log1p (log (- (/ 1.0 x) 1.0)))
  (log (* (cbrt (- (/ 1.0 x) 1.0)) (cbrt (- (/ 1.0 x) 1.0))))
  (log (cbrt (- (/ 1.0 x) 1.0)))
  (log (sqrt (- (/ 1.0 x) 1.0)))
  (log (sqrt (- (/ 1.0 x) 1.0)))
  (log 1)
  (log (- (/ 1.0 x) 1.0))
  (log (+ (sqrt (/ 1.0 x)) (sqrt 1.0)))
  (log (- (sqrt (/ 1.0 x)) (sqrt 1.0)))
  (log (+ (/ (sqrt 1.0) (sqrt x)) (sqrt 1.0)))
  (log (- (/ (sqrt 1.0) (sqrt x)) (sqrt 1.0)))
  (log 1)
  (log (- (/ 1.0 x) 1.0))
  (log (- (pow (/ 1.0 x) 3) (pow 1.0 3)))
  (log (+ (* (/ 1.0 x) (/ 1.0 x)) (+ (* 1.0 1.0) (* (/ 1.0 x) 1.0))))
  (log (- (* (/ 1.0 x) (/ 1.0 x)) (* 1.0 1.0)))
  (log (+ (/ 1.0 x) 1.0))
  (log (- (/ 1.0 x) 1.0))
  (log (log (- (/ 1.0 x) 1.0)))
  (exp (log (- (/ 1.0 x) 1.0)))
  (* (cbrt (log (- (/ 1.0 x) 1.0))) (cbrt (log (- (/ 1.0 x) 1.0))))
  (cbrt (log (- (/ 1.0 x) 1.0)))
  (* (* (log (- (/ 1.0 x) 1.0)) (log (- (/ 1.0 x) 1.0))) (log (- (/ 1.0 x) 1.0)))
  (sqrt (log (- (/ 1.0 x) 1.0)))
  (sqrt (log (- (/ 1.0 x) 1.0)))
  (- (* 1.0 (/ 1 x)) 1.0)
  (- (* 1.0 (/ 1 x)) 1.0)
  (- (* 1.0 (/ 1 x)) 1.0)
  (- (log 1.0) (+ (log x) (+ (* 1.0 x) (* 0.5 (/ (pow x 2) (pow 1.0 2))))))
  (- (log (- 1.0)) (+ (* 0.5 (/ 1 (* (pow x 2) (pow -1.0 2)))) (* 1.0 (/ 1 x))))
  (- (log (- 1.0)) (+ (* 1/2 (/ 1 (pow x 2))) (* 1.0 (/ 1 x))))
0.188 * * [simplify]: iteration  0 :  157  enodes  (cost  1601 )