4.175 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.316 * * * [progress]: [2/2] Setting up program.
0.319 * [progress]: [Phase 2 of 3] Improving.
0.320 * [simplify]: Simplifying:
  (+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
0.320 * * [simplify]: Extracting # 0 : cost  0
0.320 * * [simplify]: Extracting # 1 : cost  0
0.320 * * [simplify]: Extracting # 2 : cost  0
0.320 * * [simplify]: Extracting # 3 : cost  0
0.320 * * [simplify]: Extracting # 4 : cost  0
0.320 * * [simplify]: Extracting # 5 : cost  0
0.320 * * [simplify]: Extracting # 6 : cost  0
0.320 * * [simplify]: Extracting # 7 : cost  0
0.320 * * [simplify]: Extracting # 8 : cost  0
0.320 * * [simplify]: iteration  0 :  15  enodes  (cost  16 )
0.353 * * [simplify]: Extracting # 0 : cost  0
0.353 * * [simplify]: Extracting # 1 : cost  0
0.353 * * [simplify]: Extracting # 2 : cost  0
0.353 * * [simplify]: iteration  1 :  27  enodes  (cost  16 )
0.358 * * [simplify]: Extracting # 0 : cost  0
0.358 * * [simplify]: Extracting # 1 : cost  0
0.358 * * [simplify]: Extracting # 2 : cost  0
0.358 * * [simplify]: iteration  2 :  61  enodes  (cost  15 )
0.374 * * [simplify]: Extracting # 0 : cost  0
0.375 * * [simplify]: Extracting # 1 : cost  0
0.375 * * [simplify]: Extracting # 2 : cost  0
0.375 * * [simplify]: iteration  3 :  155  enodes  (cost  15 )
0.427 * * [simplify]: Extracting # 0 : cost  0
0.427 * * [simplify]: Extracting # 1 : cost  0
0.428 * * [simplify]: Extracting # 2 : cost  0
0.428 * * [simplify]: iteration  4 :  356  enodes  (cost  15 )
0.740 * * [simplify]: Extracting # 0 : cost  0
0.741 * * [simplify]: Extracting # 1 : cost  0
0.742 * * [simplify]: Extracting # 2 : cost  0
0.742 * * [simplify]: Extracting # 3 : cost  0
0.743 * * [simplify]: iteration  5 :  858  enodes  (cost  15 )
1.666 * * [simplify]: Extracting # 0 : cost  0
1.667 * * [simplify]: Extracting # 1 : cost  0
1.668 * * [simplify]: Extracting # 2 : cost  0
1.669 * * [simplify]: iteration  6 :  1598  enodes  (cost  15 )
3.765 * * [simplify]: Extracting # 0 : cost  0
3.767 * * [simplify]: Extracting # 1 : cost  0
3.768 * * [simplify]: Extracting # 2 : cost  0
3.769 * * [simplify]: Extracting # 3 : cost  0
3.771 * * [simplify]: iteration  7 :  2194  enodes  (cost  15 )
5.807 * * [simplify]: Extracting # 0 : cost  0
5.811 * * [simplify]: Extracting # 1 : cost  0
5.813 * * [simplify]: Extracting # 2 : cost  0
5.823 * * [simplify]: iteration  8 :  2618  enodes  (cost  15 )
7.909 * * [simplify]: Extracting # 0 : cost  0
7.911 * * [simplify]: Extracting # 1 : cost  0
7.913 * * [simplify]: iteration  9 :  2630  enodes  (cost  15 )
10.119 * * [simplify]: Extracting # 0 : cost  0
10.121 * * [simplify]: iteration done:  2630  enodes  (cost  15 )
10.121 * [simplify]: Simplified to:
  (fma (- a 0.5) (log t) (- (+ (log (+ x y)) (log z)) t))
10.130 * * [progress]: iteration 1 / 4
10.130 * * * [progress]: picking best candidate
10.136 * * * * [pick]: Picked  #<alt (λ (x y z t a) (fma (- a 0.5) (log t) (- (+ (log (+ x y)) (log z)) t)))>
10.136 * * * [progress]: localizing error
10.172 * * * [progress]: generating rewritten candidates
10.172 * * * * [progress]: [ 1 / 3 ] rewriting at (2 3 1)
10.198 * * * * [progress]: [ 2 / 3 ] rewriting at (2)
10.198 * * * * [progress]: [ 3 / 3 ] rewriting at (2 3)
10.309 * * * [progress]: generating series expansions
10.309 * * * * [progress]: [ 1 / 3 ] generating series at (2 3 1)
10.309 * [backup-simplify]: Simplify (+ (log (+ x y)) (log z)) into (+ (log (+ x y)) (log z))
10.309 * [approximate]: Taking taylor expansion of (+ (log (+ x y)) (log z)) in (x y z) around 0
10.309 * [taylor]: Taking taylor expansion of (+ (log (+ x y)) (log z)) in z
10.310 * [taylor]: Taking taylor expansion of (log (+ x y)) in z
10.310 * [taylor]: Taking taylor expansion of (+ x y) in z
10.310 * [taylor]: Taking taylor expansion of x in z
10.310 * [backup-simplify]: Simplify x into x
10.310 * [taylor]: Taking taylor expansion of y in z
10.310 * [backup-simplify]: Simplify y into y
10.310 * [backup-simplify]: Simplify (+ x y) into (+ x y)
10.310 * [backup-simplify]: Simplify (log (+ x y)) into (log (+ x y))
10.310 * [taylor]: Taking taylor expansion of (log z) in z
10.310 * [taylor]: Taking taylor expansion of z in z
10.310 * [backup-simplify]: Simplify 0 into 0
10.310 * [backup-simplify]: Simplify 1 into 1
10.310 * [backup-simplify]: Simplify (log 1) into 0
10.310 * [taylor]: Taking taylor expansion of (+ (log (+ x y)) (log z)) in y
10.310 * [taylor]: Taking taylor expansion of (log (+ x y)) in y
10.310 * [taylor]: Taking taylor expansion of (+ x y) in y
10.310 * [taylor]: Taking taylor expansion of x in y
10.310 * [backup-simplify]: Simplify x into x
10.310 * [taylor]: Taking taylor expansion of y in y
10.310 * [backup-simplify]: Simplify 0 into 0
10.310 * [backup-simplify]: Simplify 1 into 1
10.310 * [backup-simplify]: Simplify (+ x 0) into x
10.311 * [backup-simplify]: Simplify (log x) into (log x)
10.311 * [taylor]: Taking taylor expansion of (log z) in y
10.311 * [taylor]: Taking taylor expansion of z in y
10.311 * [backup-simplify]: Simplify z into z
10.311 * [backup-simplify]: Simplify (log z) into (log z)
10.311 * [taylor]: Taking taylor expansion of (+ (log (+ x y)) (log z)) in x
10.311 * [taylor]: Taking taylor expansion of (log (+ x y)) in x
10.311 * [taylor]: Taking taylor expansion of (+ x y) in x
10.311 * [taylor]: Taking taylor expansion of x in x
10.311 * [backup-simplify]: Simplify 0 into 0
10.311 * [backup-simplify]: Simplify 1 into 1
10.311 * [taylor]: Taking taylor expansion of y in x
10.311 * [backup-simplify]: Simplify y into y
10.311 * [backup-simplify]: Simplify (+ 0 y) into y
10.311 * [backup-simplify]: Simplify (log y) into (log y)
10.311 * [taylor]: Taking taylor expansion of (log z) in x
10.311 * [taylor]: Taking taylor expansion of z in x
10.311 * [backup-simplify]: Simplify z into z
10.311 * [backup-simplify]: Simplify (log z) into (log z)
10.311 * [taylor]: Taking taylor expansion of (+ (log (+ x y)) (log z)) in x
10.311 * [taylor]: Taking taylor expansion of (log (+ x y)) in x
10.311 * [taylor]: Taking taylor expansion of (+ x y) in x
10.311 * [taylor]: Taking taylor expansion of x in x
10.311 * [backup-simplify]: Simplify 0 into 0
10.311 * [backup-simplify]: Simplify 1 into 1
10.311 * [taylor]: Taking taylor expansion of y in x
10.311 * [backup-simplify]: Simplify y into y
10.311 * [backup-simplify]: Simplify (+ 0 y) into y
10.311 * [backup-simplify]: Simplify (log y) into (log y)
10.311 * [taylor]: Taking taylor expansion of (log z) in x
10.311 * [taylor]: Taking taylor expansion of z in x
10.311 * [backup-simplify]: Simplify z into z
10.311 * [backup-simplify]: Simplify (log z) into (log z)
10.311 * [backup-simplify]: Simplify (+ (log y) (log z)) into (+ (log z) (log y))
10.311 * [taylor]: Taking taylor expansion of (+ (log z) (log y)) in y
10.311 * [taylor]: Taking taylor expansion of (log z) in y
10.311 * [taylor]: Taking taylor expansion of z in y
10.311 * [backup-simplify]: Simplify z into z
10.311 * [backup-simplify]: Simplify (log z) into (log z)
10.311 * [taylor]: Taking taylor expansion of (log y) in y
10.311 * [taylor]: Taking taylor expansion of y in y
10.311 * [backup-simplify]: Simplify 0 into 0
10.311 * [backup-simplify]: Simplify 1 into 1
10.312 * [backup-simplify]: Simplify (log 1) into 0
10.312 * [backup-simplify]: Simplify (+ (* (- -1) (log y)) 0) into (log y)
10.312 * [backup-simplify]: Simplify (+ (log z) (log y)) into (+ (log z) (log y))
10.312 * [taylor]: Taking taylor expansion of (+ (log z) (log y)) in z
10.312 * [taylor]: Taking taylor expansion of (log z) in z
10.312 * [taylor]: Taking taylor expansion of z in z
10.312 * [backup-simplify]: Simplify 0 into 0
10.312 * [backup-simplify]: Simplify 1 into 1
10.312 * [backup-simplify]: Simplify (log 1) into 0
10.312 * [taylor]: Taking taylor expansion of (log y) in z
10.312 * [taylor]: Taking taylor expansion of y in z
10.313 * [backup-simplify]: Simplify y into y
10.313 * [backup-simplify]: Simplify (log y) into (log y)
10.313 * [backup-simplify]: Simplify (+ (* (- -1) (log z)) 0) into (log z)
10.313 * [backup-simplify]: Simplify (+ (log z) (log y)) into (+ (log z) (log y))
10.313 * [backup-simplify]: Simplify (+ (log z) (log y)) into (+ (log z) (log y))
10.313 * [backup-simplify]: Simplify (+ 1 0) into 1
10.314 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 1) 1)) (pow y 1)))) 1) into (/ 1 y)
10.314 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow z 1)))) 1) into 0
10.314 * [backup-simplify]: Simplify (+ (/ 1 y) 0) into (/ 1 y)
10.314 * [taylor]: Taking taylor expansion of (/ 1 y) in y
10.314 * [taylor]: Taking taylor expansion of y in y
10.315 * [backup-simplify]: Simplify 0 into 0
10.315 * [backup-simplify]: Simplify 1 into 1
10.315 * [backup-simplify]: Simplify (/ 1 1) into 1
10.315 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
10.315 * [taylor]: Taking taylor expansion of 0 in z
10.315 * [backup-simplify]: Simplify 0 into 0
10.315 * [backup-simplify]: Simplify 0 into 0
10.316 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow z 1)))) 1) into 0
10.317 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow 1 1)))) 1) into 0
10.317 * [backup-simplify]: Simplify (+ 0 0) into 0
10.317 * [taylor]: Taking taylor expansion of 0 in z
10.317 * [backup-simplify]: Simplify 0 into 0
10.317 * [backup-simplify]: Simplify 0 into 0
10.318 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow 1 1)))) 1) into 0
10.318 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow y 1)))) 1) into 0
10.318 * [backup-simplify]: Simplify (+ 0 0) into 0
10.318 * [backup-simplify]: Simplify 0 into 0
10.319 * [backup-simplify]: Simplify (+ 0 0) into 0