8.630 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.011 * * * [progress]: [2/2] Setting up program.
0.012 * [progress]: [Phase 2 of 3] Improving.
0.013 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (-.f64 (*.f64 x x) 1)
0.154 * * [simplify]: iteration  0 :  5127  enodes  (cost  5 )
0.154 * [simplify]: Simplified to:
   (-.f64 (*.f64 x x) 1)
0.155 * * [progress]: iteration 1 / 4
0.155 * * * [progress]: picking best candidate
0.156 * * * * [pick]: Picked  #<alt (λ (x) (-.f64 (*.f64 x x) 1))>
0.156 * * * [progress]: localizing error
0.159 * * * [progress]: generating rewritten candidates
0.159 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.163 * * * [progress]: generating series expansions
0.163 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.164 * [approximate]: Taking taylor expansion of (- (pow x 2) 1) in (x) around 0
0.164 * [taylor]: Taking taylor expansion of (- (pow x 2) 1) in x
0.164 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.164 * [taylor]: Taking taylor expansion of x in x
0.164 * [taylor]: Taking taylor expansion of 1 in x
0.164 * [taylor]: Taking taylor expansion of (- (pow x 2) 1) in x
0.164 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.164 * [taylor]: Taking taylor expansion of x in x
0.164 * [taylor]: Taking taylor expansion of 1 in x
0.164 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1) in (x) around 0
0.165 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1) in x
0.165 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.165 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.165 * [taylor]: Taking taylor expansion of x in x
0.165 * [taylor]: Taking taylor expansion of 1 in x
0.165 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1) in x
0.165 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.165 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.165 * [taylor]: Taking taylor expansion of x in x
0.165 * [taylor]: Taking taylor expansion of 1 in x
0.166 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1) in (x) around 0
0.166 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1) in x
0.166 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.166 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.166 * [taylor]: Taking taylor expansion of x in x
0.166 * [taylor]: Taking taylor expansion of 1 in x
0.166 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1) in x
0.166 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.166 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.166 * [taylor]: Taking taylor expansion of x in x
0.166 * [taylor]: Taking taylor expansion of 1 in x
0.168 * * * [progress]: simplifying candidates
0.168 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/.f64 (exp.f64 (*.f64 x x)) (exp.f64 1))
  (log.f64 (-.f64 (*.f64 x x) 1))
  (exp.f64 (-.f64 (*.f64 x x) 1))
  (*.f64 (cbrt.f64 (-.f64 (*.f64 x x) 1)) (cbrt.f64 (-.f64 (*.f64 x x) 1)))
  (cbrt.f64 (-.f64 (*.f64 x x) 1))
  (*.f64 (*.f64 (-.f64 (*.f64 x x) 1) (-.f64 (*.f64 x x) 1)) (-.f64 (*.f64 x x) 1))
  (sqrt.f64 (-.f64 (*.f64 x x) 1))
  (sqrt.f64 (-.f64 (*.f64 x x) 1))
  (-.f64 (pow.f64 (*.f64 x x) 3) (pow.f64 1 3))
  (+.f64 (*.f64 (*.f64 x x) (*.f64 x x)) (+.f64 (*.f64 1 1) (*.f64 (*.f64 x x) 1)))
  (neg.f64 1)
  (-.f64 (*.f64 (*.f64 x x) (*.f64 x x)) (*.f64 1 1))
  (+.f64 (*.f64 x x) 1)
  (+.f64 x (sqrt.f64 1))
  (-.f64 x (sqrt.f64 1))
  (+.f64 x 1)
  (-.f64 x 1)
  (+.f64 x 1)
  (-.f64 x 1)
  (-.f64 (pow.f64 x 2) 1)
  (-.f64 (pow.f64 x 2) 1)
  (-.f64 (pow.f64 x 2) 1)
0.230 * * [simplify]: iteration  0 :  4941  enodes  (cost  114 )
0.231 * * [simplify]: iteration  1 :  4941  enodes  (cost  114 )
0.232 * [simplify]: Simplified to:
   (/.f64 (exp.f64 (*.f64 x x)) E.f64)
  (log.f64 (-.f64 (*.f64 x x) 1))
  (/.f64 (exp.f64 (*.f64 x x)) E.f64)
  (*.f64 (cbrt.f64 (-.f64 (*.f64 x x) 1)) (cbrt.f64 (-.f64 (*.f64 x x) 1)))
  (cbrt.f64 (-.f64 (*.f64 x x) 1))
  (pow.f64 (-.f64 (*.f64 x x) 1) 3)
  (sqrt.f64 (-.f64 (*.f64 x x) 1))
  (sqrt.f64 (-.f64 (*.f64 x x) 1))
  (+.f64 (pow.f64 x 6) -1)
  (+.f64 (pow.f64 x 4) (+.f64 (*.f64 x x) 1))
  -1
  (+.f64 (pow.f64 x 4) -1)
  (+.f64 (*.f64 x x) 1)
  (+.f64 x 1)
  (+.f64 x -1)
  (+.f64 x 1)
  (+.f64 x -1)
  (+.f64 x 1)
  (+.f64 x -1)
  (-.f64 (*.f64 x x) 1)
  (-.f64 (*.f64 x x) 1)
  (-.f64 (*.f64 x x) 1)
0.232 * * * [progress]: adding candidates to table
0.243 * * [progress]: iteration 2 / 4
0.243 * * * [progress]: picking best candidate
0.244 * * * * [pick]: Picked  #<alt (λ (x) (*.f64 (+.f64 x 1) (+.f64 x -1)))>
0.244 * * * [progress]: localizing error
0.249 * * * [progress]: generating rewritten candidates
0.249 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.259 * * * [progress]: generating series expansions
0.259 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.259 * [approximate]: Taking taylor expansion of (* (- x 1) (+ x 1)) in (x) around 0
0.259 * [taylor]: Taking taylor expansion of (* (- x 1) (+ x 1)) in x
0.259 * [taylor]: Taking taylor expansion of (- x 1) in x
0.259 * [taylor]: Taking taylor expansion of x in x
0.259 * [taylor]: Taking taylor expansion of 1 in x
0.259 * [taylor]: Taking taylor expansion of (+ x 1) in x
0.259 * [taylor]: Taking taylor expansion of x in x
0.259 * [taylor]: Taking taylor expansion of 1 in x
0.259 * [taylor]: Taking taylor expansion of (* (- x 1) (+ x 1)) in x
0.259 * [taylor]: Taking taylor expansion of (- x 1) in x
0.259 * [taylor]: Taking taylor expansion of x in x
0.259 * [taylor]: Taking taylor expansion of 1 in x
0.259 * [taylor]: Taking taylor expansion of (+ x 1) in x
0.259 * [taylor]: Taking taylor expansion of x in x
0.259 * [taylor]: Taking taylor expansion of 1 in x
0.260 * [approximate]: Taking taylor expansion of (* (+ 1 (/ 1 x)) (- (/ 1 x) 1)) in (x) around 0
0.260 * [taylor]: Taking taylor expansion of (* (+ 1 (/ 1 x)) (- (/ 1 x) 1)) in x
0.260 * [taylor]: Taking taylor expansion of (+ 1 (/ 1 x)) in x
0.260 * [taylor]: Taking taylor expansion of 1 in x
0.260 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.260 * [taylor]: Taking taylor expansion of x in x
0.260 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1) in x
0.260 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.260 * [taylor]: Taking taylor expansion of x in x
0.260 * [taylor]: Taking taylor expansion of 1 in x
0.260 * [taylor]: Taking taylor expansion of (* (+ 1 (/ 1 x)) (- (/ 1 x) 1)) in x
0.260 * [taylor]: Taking taylor expansion of (+ 1 (/ 1 x)) in x
0.260 * [taylor]: Taking taylor expansion of 1 in x
0.260 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.260 * [taylor]: Taking taylor expansion of x in x
0.260 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1) in x
0.260 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.260 * [taylor]: Taking taylor expansion of x in x
0.260 * [taylor]: Taking taylor expansion of 1 in x
0.262 * [approximate]: Taking taylor expansion of (* -1 (* (+ 1 (/ 1 x)) (- 1 (/ 1 x)))) in (x) around 0
0.262 * [taylor]: Taking taylor expansion of (* -1 (* (+ 1 (/ 1 x)) (- 1 (/ 1 x)))) in x
0.262 * [taylor]: Taking taylor expansion of -1 in x
0.262 * [taylor]: Taking taylor expansion of (* (+ 1 (/ 1 x)) (- 1 (/ 1 x))) in x
0.262 * [taylor]: Taking taylor expansion of (+ 1 (/ 1 x)) in x
0.262 * [taylor]: Taking taylor expansion of 1 in x
0.262 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.262 * [taylor]: Taking taylor expansion of x in x
0.262 * [taylor]: Taking taylor expansion of (- 1 (/ 1 x)) in x
0.262 * [taylor]: Taking taylor expansion of 1 in x
0.262 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.263 * [taylor]: Taking taylor expansion of x in x
0.263 * [taylor]: Taking taylor expansion of (* -1 (* (+ 1 (/ 1 x)) (- 1 (/ 1 x)))) in x
0.263 * [taylor]: Taking taylor expansion of -1 in x
0.263 * [taylor]: Taking taylor expansion of (* (+ 1 (/ 1 x)) (- 1 (/ 1 x))) in x
0.263 * [taylor]: Taking taylor expansion of (+ 1 (/ 1 x)) in x
0.263 * [taylor]: Taking taylor expansion of 1 in x
0.263 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.263 * [taylor]: Taking taylor expansion of x in x
0.263 * [taylor]: Taking taylor expansion of (- 1 (/ 1 x)) in x
0.263 * [taylor]: Taking taylor expansion of 1 in x
0.263 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.263 * [taylor]: Taking taylor expansion of x in x
0.265 * * * [progress]: simplifying candidates
0.266 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (*.f64 (+.f64 x 1) (+.f64 x -1))
  (+.f64 (log.f64 (+.f64 x 1)) (log.f64 (+.f64 x -1)))
  (log.f64 (*.f64 (+.f64 x 1) (+.f64 x -1)))
  (exp.f64 (*.f64 (+.f64 x 1) (+.f64 x -1)))
  (*.f64 (*.f64 (*.f64 (+.f64 x 1) (+.f64 x 1)) (+.f64 x 1)) (*.f64 (*.f64 (+.f64 x -1) (+.f64 x -1)) (+.f64 x -1)))
  (*.f64 (cbrt.f64 (*.f64 (+.f64 x 1) (+.f64 x -1))) (cbrt.f64 (*.f64 (+.f64 x 1) (+.f64 x -1))))
  (cbrt.f64 (*.f64 (+.f64 x 1) (+.f64 x -1)))
  (*.f64 (*.f64 (*.f64 (+.f64 x 1) (+.f64 x -1)) (*.f64 (+.f64 x 1) (+.f64 x -1))) (*.f64 (+.f64 x 1) (+.f64 x -1)))
  (sqrt.f64 (*.f64 (+.f64 x 1) (+.f64 x -1)))
  (sqrt.f64 (*.f64 (+.f64 x 1) (+.f64 x -1)))
  (*.f64 (+.f64 (pow.f64 x 3) (pow.f64 1 3)) (+.f64 (pow.f64 x 3) (pow.f64 -1 3)))
  (*.f64 (+.f64 (*.f64 x x) (-.f64 (*.f64 1 1) (*.f64 x 1))) (+.f64 (*.f64 x x) (-.f64 (*.f64 -1 -1) (*.f64 x -1))))
  (*.f64 (+.f64 (pow.f64 x 3) (pow.f64 1 3)) (-.f64 (*.f64 x x) (*.f64 -1 -1)))
  (*.f64 (+.f64 (*.f64 x x) (-.f64 (*.f64 1 1) (*.f64 x 1))) (-.f64 x -1))
  (*.f64 (-.f64 (*.f64 x x) (*.f64 1 1)) (+.f64 (pow.f64 x 3) (pow.f64 -1 3)))
  (*.f64 (-.f64 x 1) (+.f64 (*.f64 x x) (-.f64 (*.f64 -1 -1) (*.f64 x -1))))
  (*.f64 (-.f64 (*.f64 x x) (*.f64 1 1)) (-.f64 (*.f64 x x) (*.f64 -1 -1)))
  (*.f64 (-.f64 x 1) (-.f64 x -1))
  (*.f64 (sqrt.f64 (+.f64 x 1)) (sqrt.f64 (+.f64 x -1)))
  (*.f64 (sqrt.f64 (+.f64 x 1)) (sqrt.f64 (+.f64 x -1)))
  (*.f64 (+.f64 x 1) x)
  (*.f64 (+.f64 x 1) -1)
  (*.f64 x (+.f64 x 1))
  (*.f64 -1 (+.f64 x 1))
  (*.f64 (+.f64 x 1) (*.f64 (cbrt.f64 (+.f64 x -1)) (cbrt.f64 (+.f64 x -1))))
  (*.f64 (+.f64 x 1) (sqrt.f64 (+.f64 x -1)))
  (*.f64 (+.f64 x 1) 1)
  (*.f64 (+.f64 x 1) (+.f64 (sqrt.f64 x) 1))
  (*.f64 (+.f64 x 1) 1)
  (*.f64 (cbrt.f64 (+.f64 x 1)) (+.f64 x -1))
  (*.f64 (sqrt.f64 (+.f64 x 1)) (+.f64 x -1))
  (*.f64 (+.f64 x 1) (+.f64 x -1))
  (*.f64 (+.f64 x 1) (+.f64 x -1))
  (*.f64 (+.f64 x 1) (+.f64 (pow.f64 x 3) (pow.f64 -1 3)))
  (*.f64 (+.f64 x 1) (-.f64 (*.f64 x x) (*.f64 -1 -1)))
  (*.f64 (+.f64 (pow.f64 x 3) (pow.f64 1 3)) (+.f64 x -1))
  (*.f64 (-.f64 (*.f64 x x) (*.f64 1 1)) (+.f64 x -1))
  (-.f64 (pow.f64 x 2) 1)
  (-.f64 (pow.f64 x 2) 1)
  (-.f64 (pow.f64 x 2) 1)
0.313 * * [simplify]: iteration  0 :  5058  enodes  (cost  296 )
0.314 * [simplify]: Simplified to:
   (+.f64 -1 (*.f64 x x))
  (log.f64 (+.f64 -1 (*.f64 x x)))
  (log.f64 (+.f64 -1 (*.f64 x x)))
  (/.f64 (exp.f64 (*.f64 x x)) E.f64)
  (pow.f64 (+.f64 -1 (*.f64 x x)) 3)
  (*.f64 (cbrt.f64 (+.f64 -1 (*.f64 x x))) (cbrt.f64 (+.f64 -1 (*.f64 x x))))
  (cbrt.f64 (+.f64 -1 (*.f64 x x)))
  (pow.f64 (+.f64 -1 (*.f64 x x)) 3)
  (sqrt.f64 (+.f64 -1 (*.f64 x x)))
  (sqrt.f64 (+.f64 -1 (*.f64 x x)))
  (*.f64 (+.f64 1 (pow.f64 x 3)) (+.f64 -1 (pow.f64 x 3)))
  (*.f64 (+.f64 (*.f64 x x) (-.f64 1 x)) (+.f64 (+.f64 x 1) (*.f64 x x)))
  (*.f64 (+.f64 -1 (*.f64 x x)) (+.f64 1 (pow.f64 x 3)))
  (+.f64 (+.f64 x 1) (-.f64 (pow.f64 x 3) x))
  (*.f64 (+.f64 -1 (*.f64 x x)) (+.f64 -1 (pow.f64 x 3)))
  (+.f64 (+.f64 x -1) (-.f64 (pow.f64 x 3) x))
  (*.f64 (+.f64 -1 (*.f64 x x)) (+.f64 -1 (*.f64 x x)))
  (+.f64 -1 (*.f64 x x))
  (*.f64 (sqrt.f64 (+.f64 x 1)) (sqrt.f64 (+.f64 x -1)))
  (*.f64 (sqrt.f64 (+.f64 x 1)) (sqrt.f64 (+.f64 x -1)))
  (+.f64 x (*.f64 x x))
  (-.f64 -1 x)
  (+.f64 x (*.f64 x x))
  (-.f64 -1 x)
  (*.f64 (+.f64 x 1) (*.f64 (cbrt.f64 (+.f64 x -1)) (cbrt.f64 (+.f64 x -1))))
  (*.f64 (+.f64 x 1) (sqrt.f64 (+.f64 x -1)))
  (+.f64 x 1)
  (*.f64 (+.f64 x 1) (+.f64 1 (sqrt.f64 x)))
  (+.f64 x 1)
  (*.f64 (+.f64 x -1) (cbrt.f64 (+.f64 x 1)))
  (*.f64 (+.f64 x -1) (sqrt.f64 (+.f64 x 1)))
  (+.f64 -1 (*.f64 x x))
  (+.f64 -1 (*.f64 x x))
  (*.f64 (+.f64 x 1) (+.f64 -1 (pow.f64 x 3)))
  (*.f64 (+.f64 x 1) (+.f64 -1 (*.f64 x x)))
  (*.f64 (+.f64 x -1) (+.f64 1 (pow.f64 x 3)))
  (*.f64 (+.f64 x -1) (+.f64 -1 (*.f64 x x)))
  (+.f64 -1 (*.f64 x x))
  (+.f64 -1 (*.f64 x x))
  (+.f64 -1 (*.f64 x x))
0.314 * * * [progress]: adding candidates to table
0.330 * [progress]: [Phase 3 of 3] Extracting.
0.330 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (*.f64 (+.f64 x 1) (+.f64 x -1)))> #<alt (λ (x) (-.f64 (*.f64 x x) 1))>)
0.330 * * * [regime-changes]: Trying 3 branch expressions: ((*.f64 x x) (-.f64 (*.f64 x x) 1) x)
0.330 * * * * [regimes]: Trying to branch on (*.f64 x x) from (#<alt (λ (x) (*.f64 (+.f64 x 1) (+.f64 x -1)))> #<alt (λ (x) (-.f64 (*.f64 x x) 1))>)
0.344 * * * * [regimes]: Trying to branch on (-.f64 (*.f64 x x) 1) from (#<alt (λ (x) (*.f64 (+.f64 x 1) (+.f64 x -1)))> #<alt (λ (x) (-.f64 (*.f64 x x) 1))>)
0.356 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (*.f64 (+.f64 x 1) (+.f64 x -1)))> #<alt (λ (x) (-.f64 (*.f64 x x) 1))>)
0.369 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
0.370 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (-.f64 (*.f64 x x) 1)
0.371 * * [simplify]: iteration  0 :  14  enodes  (cost  5 )
0.371 * * [simplify]: iteration  1 :  14  enodes  (cost  5 )
0.371 * [simplify]: Simplified to:
   (-.f64 (*.f64 x x) 1)
0.693 * [regime-testing]: End program error score: 0.0009482388424454502