21.495 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.016 * * * [progress]: [2/2] Setting up program.
0.018 * [progress]: [Phase 2 of 3] Improving.
0.018 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (+ x (* (- y x) z))
0.019 * * [simplify]: iteration  0 :  6  enodes  (cost  7 )
0.020 * * [simplify]: iteration  1 :  10  enodes  (cost  7 )
0.021 * * [simplify]: iteration  2 :  19  enodes  (cost  6 )
0.027 * * [simplify]: iteration  3 :  30  enodes  (cost  6 )
0.031 * * [simplify]: iteration  4 :  45  enodes  (cost  6 )
0.037 * * [simplify]: iteration  5 :  61  enodes  (cost  6 )
0.046 * * [simplify]: iteration  6 :  75  enodes  (cost  6 )
0.058 * * [simplify]: iteration  7 :  96  enodes  (cost  6 )
0.082 * * [simplify]: iteration  8 :  128  enodes  (cost  6 )
0.104 * * [simplify]: iteration  9 :  161  enodes  (cost  6 )
0.148 * * [simplify]: iteration  10 :  202  enodes  (cost  6 )
0.186 * * [simplify]: iteration  11 :  228  enodes  (cost  6 )
0.228 * * [simplify]: iteration  12 :  250  enodes  (cost  6 )
0.273 * * [simplify]: iteration  13 :  270  enodes  (cost  6 )
0.321 * * [simplify]: iteration  14 :  291  enodes  (cost  6 )
0.387 * * [simplify]: iteration  15 :  330  enodes  (cost  6 )
0.492 * * [simplify]: iteration  16 :  439  enodes  (cost  6 )
0.684 * * [simplify]: iteration  17 :  559  enodes  (cost  6 )
0.906 * * [simplify]: iteration  18 :  689  enodes  (cost  6 )
1.148 * * [simplify]: iteration  19 :  813  enodes  (cost  6 )
1.442 * * [simplify]: iteration  20 :  929  enodes  (cost  6 )
1.723 * * [simplify]: iteration  21 :  939  enodes  (cost  6 )
1.955 * * [simplify]: iteration  22 :  941  enodes  (cost  6 )
2.186 * * [simplify]: iteration  done :  941  enodes  (cost  6 )
2.186 * [simplify]: Simplified to:
   (fma z (- y x) x)
2.189 * * [progress]: iteration 1 / 4
2.189 * * * [progress]: picking best candidate
2.191 * * * * [pick]: Picked  #<alt (λ (x y z) (fma z (- y x) x))>
2.191 * * * [progress]: localizing error
2.196 * * * [progress]: generating rewritten candidates
2.196 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
2.197 * * * [progress]: generating series expansions
2.197 * * * * [progress]: [ 1 / 1 ] generating series at (2)
2.197 * [approximate]: Taking taylor expansion of (fma z (- y x) x) in (z y x) around 0
2.197 * [taylor]: Taking taylor expansion of (fma z (- y x) x) in x
2.197 * [taylor]: Rewrote expression to (+ (* z (- y x)) x)
2.197 * [taylor]: Taking taylor expansion of (* z (- y x)) in x
2.197 * [taylor]: Taking taylor expansion of z in x
2.197 * [taylor]: Taking taylor expansion of (- y x) in x
2.197 * [taylor]: Taking taylor expansion of y in x
2.197 * [taylor]: Taking taylor expansion of x in x
2.197 * [taylor]: Taking taylor expansion of x in x
2.197 * [taylor]: Taking taylor expansion of (fma z (- y x) x) in y
2.198 * [taylor]: Rewrote expression to (+ (* z (- y x)) x)
2.198 * [taylor]: Taking taylor expansion of (* z (- y x)) in y
2.198 * [taylor]: Taking taylor expansion of z in y
2.198 * [taylor]: Taking taylor expansion of (- y x) in y
2.198 * [taylor]: Taking taylor expansion of y in y
2.198 * [taylor]: Taking taylor expansion of x in y
2.198 * [taylor]: Taking taylor expansion of x in y
2.198 * [taylor]: Taking taylor expansion of (fma z (- y x) x) in z
2.198 * [taylor]: Rewrote expression to (+ (* z (- y x)) x)
2.198 * [taylor]: Taking taylor expansion of (* z (- y x)) in z
2.198 * [taylor]: Taking taylor expansion of z in z
2.198 * [taylor]: Taking taylor expansion of (- y x) in z
2.198 * [taylor]: Taking taylor expansion of y in z
2.198 * [taylor]: Taking taylor expansion of x in z
2.198 * [taylor]: Taking taylor expansion of x in z
2.198 * [taylor]: Taking taylor expansion of (fma z (- y x) x) in z
2.198 * [taylor]: Rewrote expression to (+ (* z (- y x)) x)
2.198 * [taylor]: Taking taylor expansion of (* z (- y x)) in z
2.198 * [taylor]: Taking taylor expansion of z in z
2.198 * [taylor]: Taking taylor expansion of (- y x) in z
2.198 * [taylor]: Taking taylor expansion of y in z
2.198 * [taylor]: Taking taylor expansion of x in z
2.198 * [taylor]: Taking taylor expansion of x in z
2.198 * [taylor]: Taking taylor expansion of x in y
2.198 * [taylor]: Taking taylor expansion of x in x
2.200 * [taylor]: Taking taylor expansion of (- y x) in y
2.200 * [taylor]: Taking taylor expansion of y in y
2.200 * [taylor]: Taking taylor expansion of x in y
2.200 * [taylor]: Taking taylor expansion of (- x) in x
2.200 * [taylor]: Taking taylor expansion of x in x
2.200 * [taylor]: Taking taylor expansion of 0 in x
2.202 * [taylor]: Taking taylor expansion of 0 in y
2.202 * [taylor]: Taking taylor expansion of 0 in x
2.202 * [taylor]: Taking taylor expansion of 1 in x
2.202 * [taylor]: Taking taylor expansion of 0 in x
2.203 * [approximate]: Taking taylor expansion of (fma (/ 1 z) (- (/ 1 y) (/ 1 x)) (/ 1 x)) in (z y x) around 0
2.203 * [taylor]: Taking taylor expansion of (fma (/ 1 z) (- (/ 1 y) (/ 1 x)) (/ 1 x)) in x
2.203 * [taylor]: Rewrote expression to (+ (* (/ 1 z) (- (/ 1 y) (/ 1 x))) (/ 1 x))
2.203 * [taylor]: Taking taylor expansion of (* (/ 1 z) (- (/ 1 y) (/ 1 x))) in x
2.203 * [taylor]: Taking taylor expansion of (/ 1 z) in x
2.203 * [taylor]: Taking taylor expansion of z in x
2.203 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
2.203 * [taylor]: Taking taylor expansion of (/ 1 y) in x
2.203 * [taylor]: Taking taylor expansion of y in x
2.203 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.204 * [taylor]: Taking taylor expansion of x in x
2.204 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.204 * [taylor]: Taking taylor expansion of x in x
2.204 * [taylor]: Taking taylor expansion of (fma (/ 1 z) (- (/ 1 y) (/ 1 x)) (/ 1 x)) in y
2.204 * [taylor]: Rewrote expression to (+ (* (/ 1 z) (- (/ 1 y) (/ 1 x))) (/ 1 x))
2.204 * [taylor]: Taking taylor expansion of (* (/ 1 z) (- (/ 1 y) (/ 1 x))) in y
2.204 * [taylor]: Taking taylor expansion of (/ 1 z) in y
2.204 * [taylor]: Taking taylor expansion of z in y
2.204 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
2.204 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.204 * [taylor]: Taking taylor expansion of y in y
2.205 * [taylor]: Taking taylor expansion of (/ 1 x) in y
2.205 * [taylor]: Taking taylor expansion of x in y
2.205 * [taylor]: Taking taylor expansion of (/ 1 x) in y
2.205 * [taylor]: Taking taylor expansion of x in y
2.205 * [taylor]: Taking taylor expansion of (fma (/ 1 z) (- (/ 1 y) (/ 1 x)) (/ 1 x)) in z
2.205 * [taylor]: Rewrote expression to (+ (* (/ 1 z) (- (/ 1 y) (/ 1 x))) (/ 1 x))
2.205 * [taylor]: Taking taylor expansion of (* (/ 1 z) (- (/ 1 y) (/ 1 x))) in z
2.205 * [taylor]: Taking taylor expansion of (/ 1 z) in z
2.205 * [taylor]: Taking taylor expansion of z in z
2.205 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in z
2.205 * [taylor]: Taking taylor expansion of (/ 1 y) in z
2.205 * [taylor]: Taking taylor expansion of y in z
2.205 * [taylor]: Taking taylor expansion of (/ 1 x) in z
2.205 * [taylor]: Taking taylor expansion of x in z
2.205 * [taylor]: Taking taylor expansion of (/ 1 x) in z
2.205 * [taylor]: Taking taylor expansion of x in z
2.205 * [taylor]: Taking taylor expansion of (fma (/ 1 z) (- (/ 1 y) (/ 1 x)) (/ 1 x)) in z
2.206 * [taylor]: Rewrote expression to (+ (* (/ 1 z) (- (/ 1 y) (/ 1 x))) (/ 1 x))
2.206 * [taylor]: Taking taylor expansion of (* (/ 1 z) (- (/ 1 y) (/ 1 x))) in z
2.206 * [taylor]: Taking taylor expansion of (/ 1 z) in z
2.206 * [taylor]: Taking taylor expansion of z in z
2.206 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in z
2.206 * [taylor]: Taking taylor expansion of (/ 1 y) in z
2.206 * [taylor]: Taking taylor expansion of y in z
2.206 * [taylor]: Taking taylor expansion of (/ 1 x) in z
2.206 * [taylor]: Taking taylor expansion of x in z
2.206 * [taylor]: Taking taylor expansion of (/ 1 x) in z
2.206 * [taylor]: Taking taylor expansion of x in z
2.207 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
2.207 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.207 * [taylor]: Taking taylor expansion of y in y
2.207 * [taylor]: Taking taylor expansion of (/ 1 x) in y
2.207 * [taylor]: Taking taylor expansion of x in y
2.207 * [taylor]: Taking taylor expansion of 1 in x
2.209 * [taylor]: Taking taylor expansion of (/ 1 x) in y
2.209 * [taylor]: Taking taylor expansion of x in y
2.209 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
2.210 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.210 * [taylor]: Taking taylor expansion of x in x
2.212 * [taylor]: Taking taylor expansion of 0 in y
2.212 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.212 * [taylor]: Taking taylor expansion of x in x
2.213 * [approximate]: Taking taylor expansion of (fma (/ -1 z) (- (/ 1 x) (/ 1 y)) (/ -1 x)) in (z y x) around 0
2.213 * [taylor]: Taking taylor expansion of (fma (/ -1 z) (- (/ 1 x) (/ 1 y)) (/ -1 x)) in x
2.213 * [taylor]: Rewrote expression to (+ (* (/ -1 z) (- (/ 1 x) (/ 1 y))) (/ -1 x))
2.214 * [taylor]: Taking taylor expansion of (* (/ -1 z) (- (/ 1 x) (/ 1 y))) in x
2.214 * [taylor]: Taking taylor expansion of (/ -1 z) in x
2.214 * [taylor]: Taking taylor expansion of -1 in x
2.214 * [taylor]: Taking taylor expansion of z in x
2.214 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
2.214 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.214 * [taylor]: Taking taylor expansion of x in x
2.214 * [taylor]: Taking taylor expansion of (/ 1 y) in x
2.214 * [taylor]: Taking taylor expansion of y in x
2.214 * [taylor]: Taking taylor expansion of (/ -1 x) in x
2.214 * [taylor]: Taking taylor expansion of -1 in x
2.214 * [taylor]: Taking taylor expansion of x in x
2.214 * [taylor]: Taking taylor expansion of (fma (/ -1 z) (- (/ 1 x) (/ 1 y)) (/ -1 x)) in y
2.215 * [taylor]: Rewrote expression to (+ (* (/ -1 z) (- (/ 1 x) (/ 1 y))) (/ -1 x))
2.215 * [taylor]: Taking taylor expansion of (* (/ -1 z) (- (/ 1 x) (/ 1 y))) in y
2.215 * [taylor]: Taking taylor expansion of (/ -1 z) in y
2.215 * [taylor]: Taking taylor expansion of -1 in y
2.215 * [taylor]: Taking taylor expansion of z in y
2.215 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
2.215 * [taylor]: Taking taylor expansion of (/ 1 x) in y
2.215 * [taylor]: Taking taylor expansion of x in y
2.215 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.215 * [taylor]: Taking taylor expansion of y in y
2.215 * [taylor]: Taking taylor expansion of (/ -1 x) in y
2.215 * [taylor]: Taking taylor expansion of -1 in y
2.215 * [taylor]: Taking taylor expansion of x in y
2.215 * [taylor]: Taking taylor expansion of (fma (/ -1 z) (- (/ 1 x) (/ 1 y)) (/ -1 x)) in z
2.215 * [taylor]: Rewrote expression to (+ (* (/ -1 z) (- (/ 1 x) (/ 1 y))) (/ -1 x))
2.215 * [taylor]: Taking taylor expansion of (* (/ -1 z) (- (/ 1 x) (/ 1 y))) in z
2.215 * [taylor]: Taking taylor expansion of (/ -1 z) in z
2.215 * [taylor]: Taking taylor expansion of -1 in z
2.215 * [taylor]: Taking taylor expansion of z in z
2.216 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in z
2.216 * [taylor]: Taking taylor expansion of (/ 1 x) in z
2.216 * [taylor]: Taking taylor expansion of x in z
2.216 * [taylor]: Taking taylor expansion of (/ 1 y) in z
2.216 * [taylor]: Taking taylor expansion of y in z
2.216 * [taylor]: Taking taylor expansion of (/ -1 x) in z
2.216 * [taylor]: Taking taylor expansion of -1 in z
2.216 * [taylor]: Taking taylor expansion of x in z
2.216 * [taylor]: Taking taylor expansion of (fma (/ -1 z) (- (/ 1 x) (/ 1 y)) (/ -1 x)) in z
2.216 * [taylor]: Rewrote expression to (+ (* (/ -1 z) (- (/ 1 x) (/ 1 y))) (/ -1 x))
2.216 * [taylor]: Taking taylor expansion of (* (/ -1 z) (- (/ 1 x) (/ 1 y))) in z
2.216 * [taylor]: Taking taylor expansion of (/ -1 z) in z
2.216 * [taylor]: Taking taylor expansion of -1 in z
2.216 * [taylor]: Taking taylor expansion of z in z
2.216 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in z
2.216 * [taylor]: Taking taylor expansion of (/ 1 x) in z
2.216 * [taylor]: Taking taylor expansion of x in z
2.217 * [taylor]: Taking taylor expansion of (/ 1 y) in z
2.217 * [taylor]: Taking taylor expansion of y in z
2.217 * [taylor]: Taking taylor expansion of (/ -1 x) in z
2.217 * [taylor]: Taking taylor expansion of -1 in z
2.217 * [taylor]: Taking taylor expansion of x in z
2.217 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
2.217 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.217 * [taylor]: Taking taylor expansion of y in y
2.217 * [taylor]: Taking taylor expansion of (/ 1 x) in y
2.217 * [taylor]: Taking taylor expansion of x in y
2.218 * [taylor]: Taking taylor expansion of 1 in x
2.219 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in y
2.219 * [taylor]: Taking taylor expansion of (/ 1 x) in y
2.219 * [taylor]: Taking taylor expansion of x in y
2.220 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
2.220 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.220 * [taylor]: Taking taylor expansion of x in x
2.223 * [taylor]: Taking taylor expansion of 0 in y
2.223 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
2.223 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.223 * [taylor]: Taking taylor expansion of x in x
2.224 * * * [progress]: simplifying candidates
2.224 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (fma z (- y x) x))
  (log1p (fma z (- y x) x))
  (* z (- y x))
  (log (fma z (- y x) x))
  (exp (fma z (- y x) x))
  (* (cbrt (fma z (- y x) x)) (cbrt (fma z (- y x) x)))
  (cbrt (fma z (- y x) x))
  (* (* (fma z (- y x) x) (fma z (- y x) x)) (fma z (- y x) x))
  (sqrt (fma z (- y x) x))
  (sqrt (fma z (- y x) x))
  (- (+ (* z y) x) (* x z))
  (- (+ (* z y) x) (* x z))
  (- (+ (* z y) x) (* x z))
2.226 * * [simplify]: iteration  0 :  19  enodes  (cost  116 )
2.228 * * [simplify]: iteration  1 :  32  enodes  (cost  113 )
2.233 * * [simplify]: iteration  2 :  69  enodes  (cost  95 )
2.252 * * [simplify]: iteration  3 :  222  enodes  (cost  95 )
2.337 * * [simplify]: iteration  4 :  1063  enodes  (cost  95 )
3.135 * * [simplify]: iteration  done :  5000  enodes  (cost  95 )
3.135 * [simplify]: Simplified to:
   (expm1 (fma z (- y x) x))
  (log1p (fma z (- y x) x))
  (* (- y x) z)
  (log (fma z (- y x) x))
  (exp (fma z (- y x) x))
  (* (cbrt (fma z (- y x) x)) (cbrt (fma z (- y x) x)))
  (cbrt (fma z (- y x) x))
  (pow (fma z (- y x) x) 3)
  (sqrt (fma z (- y x) x))
  (sqrt (fma z (- y x) x))
  (fma z (- y x) x)
  (fma z (- y x) x)
  (fma z (- y x) x)
3.135 * * * [progress]: adding candidates to table
3.163 * [progress]: [Phase 3 of 3] Extracting.
3.165 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (fma z (- y x) x)
3.165 * * [simplify]: iteration  0 :  5  enodes  (cost  6 )
3.165 * * [simplify]: iteration  done :  5  enodes  (cost  6 )
3.165 * [simplify]: Simplified to:
   (fma z (- y x) x)
3.663 * [regime-testing]: End program error score: 0.005500687585948244