0.582 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.317 * * * [progress]: [2/2] Setting up program.
0.324 * [progress]: [Phase 2 of 3] Improving.
0.324 * [simplify]: Simplifying:
  (+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
0.324 * * [simplify]: Extracting # 0 : cost  0
0.324 * * [simplify]: Extracting # 1 : cost  0
0.324 * * [simplify]: Extracting # 2 : cost  0
0.324 * * [simplify]: Extracting # 3 : cost  0
0.325 * * [simplify]: Extracting # 4 : cost  0
0.325 * * [simplify]: Extracting # 5 : cost  0
0.325 * * [simplify]: Extracting # 6 : cost  0
0.325 * * [simplify]: Extracting # 7 : cost  0
0.325 * * [simplify]: Extracting # 8 : cost  0
0.325 * * [simplify]: iteration  0 :  15  enodes  (cost  16 )
0.330 * * [simplify]: Extracting # 0 : cost  0
0.330 * * [simplify]: Extracting # 1 : cost  0
0.330 * * [simplify]: Extracting # 2 : cost  0
0.330 * * [simplify]: iteration  1 :  27  enodes  (cost  16 )
0.339 * * [simplify]: Extracting # 0 : cost  0
0.339 * * [simplify]: Extracting # 1 : cost  0
0.339 * * [simplify]: Extracting # 2 : cost  0
0.339 * * [simplify]: iteration  2 :  61  enodes  (cost  15 )
0.386 * * [simplify]: Extracting # 0 : cost  0
0.387 * * [simplify]: Extracting # 1 : cost  0
0.387 * * [simplify]: Extracting # 2 : cost  0
0.387 * * [simplify]: iteration  3 :  155  enodes  (cost  15 )
0.471 * * [simplify]: Extracting # 0 : cost  0
0.471 * * [simplify]: Extracting # 1 : cost  0
0.472 * * [simplify]: Extracting # 2 : cost  0
0.473 * * [simplify]: iteration  4 :  356  enodes  (cost  15 )
0.846 * * [simplify]: Extracting # 0 : cost  0
0.848 * * [simplify]: Extracting # 1 : cost  0
0.850 * * [simplify]: Extracting # 2 : cost  0
0.851 * * [simplify]: Extracting # 3 : cost  0
0.852 * * [simplify]: iteration  5 :  858  enodes  (cost  15 )
1.865 * * [simplify]: Extracting # 0 : cost  0
1.867 * * [simplify]: Extracting # 1 : cost  0
1.868 * * [simplify]: Extracting # 2 : cost  0
1.873 * * [simplify]: iteration  6 :  1598  enodes  (cost  15 )
3.658 * * [simplify]: Extracting # 0 : cost  0
3.663 * * [simplify]: Extracting # 1 : cost  0
3.666 * * [simplify]: Extracting # 2 : cost  0
3.668 * * [simplify]: Extracting # 3 : cost  0
3.670 * * [simplify]: iteration  7 :  2194  enodes  (cost  15 )
5.886 * * [simplify]: Extracting # 0 : cost  0
5.891 * * [simplify]: Extracting # 1 : cost  0
5.893 * * [simplify]: Extracting # 2 : cost  0
5.895 * * [simplify]: iteration  8 :  2618  enodes  (cost  15 )
8.024 * * [simplify]: Extracting # 0 : cost  0
8.025 * * [simplify]: Extracting # 1 : cost  0
8.026 * * [simplify]: iteration  9 :  2630  enodes  (cost  15 )
10.089 * * [simplify]: Extracting # 0 : cost  0
10.091 * * [simplify]: iteration done:  2630  enodes  (cost  15 )
10.091 * [simplify]: Simplified to:
  (fma (- a 0.5) (log t) (- (+ (log (+ x y)) (log z)) t))
10.109 * * [progress]: iteration 1 / 4
10.109 * * * [progress]: picking best candidate
10.116 * * * * [pick]: Picked  #<alt (λ (x y z t a) (fma (- a 0.5) (log t) (- (+ (log (+ x y)) (log z)) t)))>
10.116 * * * [progress]: localizing error
10.136 * * * [progress]: generating rewritten candidates
10.136 * * * * [progress]: [ 1 / 3 ] rewriting at (2 3 1)
10.150 * * * * [progress]: [ 2 / 3 ] rewriting at (2)
10.150 * * * * [progress]: [ 3 / 3 ] rewriting at (2 3)
10.275 * * * [progress]: generating series expansions
10.276 * * * * [progress]: [ 1 / 3 ] generating series at (2 3 1)
10.276 * [backup-simplify]: Simplify (+ (log (+ x y)) (log z)) into (+ (log (+ x y)) (log z))
10.276 * [approximate]: Taking taylor expansion of (+ (log (+ x y)) (log z)) in (x y z) around 0
10.276 * [taylor]: Taking taylor expansion of (+ (log (+ x y)) (log z)) in z
10.276 * [taylor]: Taking taylor expansion of (log (+ x y)) in z
10.276 * [taylor]: Taking taylor expansion of (+ x y) in z
10.277 * [taylor]: Taking taylor expansion of x in z
10.277 * [backup-simplify]: Simplify x into x
10.277 * [taylor]: Taking taylor expansion of y in z
10.277 * [backup-simplify]: Simplify y into y
10.277 * [backup-simplify]: Simplify (+ x y) into (+ x y)
10.277 * [backup-simplify]: Simplify (log (+ x y)) into (log (+ x y))
10.277 * [taylor]: Taking taylor expansion of (log z) in z
10.277 * [taylor]: Taking taylor expansion of z in z
10.277 * [backup-simplify]: Simplify 0 into 0
10.277 * [backup-simplify]: Simplify 1 into 1
10.278 * [backup-simplify]: Simplify (log 1) into 0
10.278 * [taylor]: Taking taylor expansion of (+ (log (+ x y)) (log z)) in y
10.278 * [taylor]: Taking taylor expansion of (log (+ x y)) in y
10.278 * [taylor]: Taking taylor expansion of (+ x y) in y
10.278 * [taylor]: Taking taylor expansion of x in y
10.278 * [backup-simplify]: Simplify x into x
10.278 * [taylor]: Taking taylor expansion of y in y
10.278 * [backup-simplify]: Simplify 0 into 0
10.278 * [backup-simplify]: Simplify 1 into 1
10.278 * [backup-simplify]: Simplify (+ x 0) into x
10.278 * [backup-simplify]: Simplify (log x) into (log x)
10.278 * [taylor]: Taking taylor expansion of (log z) in y
10.278 * [taylor]: Taking taylor expansion of z in y
10.278 * [backup-simplify]: Simplify z into z
10.278 * [backup-simplify]: Simplify (log z) into (log z)
10.278 * [taylor]: Taking taylor expansion of (+ (log (+ x y)) (log z)) in x
10.278 * [taylor]: Taking taylor expansion of (log (+ x y)) in x
10.278 * [taylor]: Taking taylor expansion of (+ x y) in x
10.278 * [taylor]: Taking taylor expansion of x in x
10.279 * [backup-simplify]: Simplify 0 into 0
10.279 * [backup-simplify]: Simplify 1 into 1
10.279 * [taylor]: Taking taylor expansion of y in x
10.279 * [backup-simplify]: Simplify y into y
10.279 * [backup-simplify]: Simplify (+ 0 y) into y
10.279 * [backup-simplify]: Simplify (log y) into (log y)
10.279 * [taylor]: Taking taylor expansion of (log z) in x
10.279 * [taylor]: Taking taylor expansion of z in x
10.279 * [backup-simplify]: Simplify z into z
10.279 * [backup-simplify]: Simplify (log z) into (log z)
10.279 * [taylor]: Taking taylor expansion of (+ (log (+ x y)) (log z)) in x
10.279 * [taylor]: Taking taylor expansion of (log (+ x y)) in x
10.279 * [taylor]: Taking taylor expansion of (+ x y) in x
10.279 * [taylor]: Taking taylor expansion of x in x
10.279 * [backup-simplify]: Simplify 0 into 0
10.279 * [backup-simplify]: Simplify 1 into 1
10.279 * [taylor]: Taking taylor expansion of y in x
10.279 * [backup-simplify]: Simplify y into y
10.279 * [backup-simplify]: Simplify (+ 0 y) into y
10.279 * [backup-simplify]: Simplify (log y) into (log y)
10.279 * [taylor]: Taking taylor expansion of (log z) in x
10.279 * [taylor]: Taking taylor expansion of z in x
10.279 * [backup-simplify]: Simplify z into z
10.279 * [backup-simplify]: Simplify (log z) into (log z)
10.280 * [backup-simplify]: Simplify (+ (log y) (log z)) into (+ (log z) (log y))
10.280 * [taylor]: Taking taylor expansion of (+ (log z) (log y)) in y
10.280 * [taylor]: Taking taylor expansion of (log z) in y
10.280 * [taylor]: Taking taylor expansion of z in y
10.280 * [backup-simplify]: Simplify z into z
10.280 * [backup-simplify]: Simplify (log z) into (log z)
10.280 * [taylor]: Taking taylor expansion of (log y) in y
10.280 * [taylor]: Taking taylor expansion of y in y
10.280 * [backup-simplify]: Simplify 0 into 0
10.280 * [backup-simplify]: Simplify 1 into 1
10.280 * [backup-simplify]: Simplify (log 1) into 0
10.281 * [backup-simplify]: Simplify (+ (* (- -1) (log y)) 0) into (log y)
10.281 * [backup-simplify]: Simplify (+ (log z) (log y)) into (+ (log z) (log y))
10.281 * [taylor]: Taking taylor expansion of (+ (log z) (log y)) in z
10.281 * [taylor]: Taking taylor expansion of (log z) in z
10.281 * [taylor]: Taking taylor expansion of z in z
10.281 * [backup-simplify]: Simplify 0 into 0
10.281 * [backup-simplify]: Simplify 1 into 1
10.282 * [backup-simplify]: Simplify (log 1) into 0
10.282 * [taylor]: Taking taylor expansion of (log y) in z
10.282 * [taylor]: Taking taylor expansion of y in z
10.282 * [backup-simplify]: Simplify y into y
10.282 * [backup-simplify]: Simplify (log y) into (log y)
10.282 * [backup-simplify]: Simplify (+ (* (- -1) (log z)) 0) into (log z)
10.283 * [backup-simplify]: Simplify (+ (log z) (log y)) into (+ (log z) (log y))
10.283 * [backup-simplify]: Simplify (+ (log z) (log y)) into (+ (log z) (log y))
10.284 * [backup-simplify]: Simplify (+ 1 0) into 1
10.285 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 1) 1)) (pow y 1)))) 1) into (/ 1 y)
10.285 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow z 1)))) 1) into 0
10.286 * [backup-simplify]: Simplify (+ (/ 1 y) 0) into (/ 1 y)
10.286 * [taylor]: Taking taylor expansion of (/ 1 y) in y
10.286 * [taylor]: Taking taylor expansion of y in y
10.286 * [backup-simplify]: Simplify 0 into 0
10.286 * [backup-simplify]: Simplify 1 into 1
10.286 * [backup-simplify]: Simplify (/ 1 1) into 1
10.287 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
10.287 * [taylor]: Taking taylor expansion of 0 in z
10.287 * [backup-simplify]: Simplify 0 into 0
10.287 * [backup-simplify]: Simplify 0 into 0
10.288 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow z 1)))) 1) into 0
10.289 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow 1 1)))) 1) into 0
10.290 * [backup-simplify]: Simplify (+ 0 0) into 0
10.290 * [taylor]: Taking taylor expansion of 0 in z
10.290 * [backup-simplify]: Simplify 0 into 0
10.290 * [backup-simplify]: Simplify 0 into 0
10.291 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow 1 1)))) 1) into 0
10.292 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow y 1)))) 1) into 0
10.293 * [backup-simplify]: Simplify (+ 0 0) into 0
10.293 * [backup-simplify]: Simplify 0 into 0
10.294 * [backup-simplify]: Simplify (+ 0 0) into 0