0.860 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.073 * * * [progress]: [2/2] Setting up program. 0.077 * [progress]: [Phase 2 of 3] Improving. 0.077 * [simplify]: Simplifying: (+ (* x 0.5) (* y (+ (- 1.0 z) (log z)))) 0.077 * * [simplify]: Extracting # 0 : cost 0 0.077 * * [simplify]: Extracting # 1 : cost 0 0.077 * * [simplify]: Extracting # 2 : cost 0 0.077 * * [simplify]: Extracting # 3 : cost 0 0.077 * * [simplify]: Extracting # 4 : cost 0 0.078 * * [simplify]: Extracting # 5 : cost 0 0.078 * * [simplify]: iteration 0 : 11 enodes (cost 12 ) 0.081 * * [simplify]: Extracting # 0 : cost 0 0.081 * * [simplify]: Extracting # 1 : cost 0 0.081 * * [simplify]: Extracting # 2 : cost 0 0.081 * * [simplify]: iteration 1 : 25 enodes (cost 12 ) 0.089 * * [simplify]: Extracting # 0 : cost 0 0.090 * * [simplify]: Extracting # 1 : cost 0 0.090 * * [simplify]: Extracting # 2 : cost 0 0.090 * * [simplify]: iteration 2 : 51 enodes (cost 12 ) 0.109 * * [simplify]: Extracting # 0 : cost 0 0.109 * * [simplify]: Extracting # 1 : cost 0 0.109 * * [simplify]: Extracting # 2 : cost 0 0.109 * * [simplify]: iteration 3 : 101 enodes (cost 12 ) 0.150 * * [simplify]: Extracting # 0 : cost 0 0.150 * * [simplify]: Extracting # 1 : cost 0 0.150 * * [simplify]: Extracting # 2 : cost 0 0.150 * * [simplify]: Extracting # 3 : cost 0 0.151 * * [simplify]: iteration 4 : 156 enodes (cost 12 ) 0.209 * * [simplify]: Extracting # 0 : cost 0 0.209 * * [simplify]: Extracting # 1 : cost 0 0.209 * * [simplify]: Extracting # 2 : cost 0 0.209 * * [simplify]: iteration 5 : 206 enodes (cost 12 ) 0.278 * * [simplify]: Extracting # 0 : cost 0 0.279 * * [simplify]: Extracting # 1 : cost 0 0.279 * * [simplify]: Extracting # 2 : cost 0 0.279 * * [simplify]: iteration 6 : 250 enodes (cost 12 ) 0.364 * * [simplify]: Extracting # 0 : cost 0 0.365 * * [simplify]: Extracting # 1 : cost 0 0.366 * * [simplify]: Extracting # 2 : cost 0 0.366 * * [simplify]: Extracting # 3 : cost 0 0.367 * * [simplify]: Extracting # 4 : cost 0 0.367 * * [simplify]: iteration 7 : 363 enodes (cost 12 ) 0.528 * * [simplify]: Extracting # 0 : cost 0 0.529 * * [simplify]: Extracting # 1 : cost 0 0.530 * * [simplify]: Extracting # 2 : cost 0 0.530 * * [simplify]: Extracting # 3 : cost 0 0.531 * * [simplify]: iteration 8 : 497 enodes (cost 12 ) 0.820 * * [simplify]: Extracting # 0 : cost 0 0.821 * * [simplify]: Extracting # 1 : cost 0 0.822 * * [simplify]: Extracting # 2 : cost 0 0.823 * * [simplify]: iteration 9 : 624 enodes (cost 12 ) 1.065 * * [simplify]: Extracting # 0 : cost 0 1.067 * * [simplify]: Extracting # 1 : cost 0 1.067 * * [simplify]: iteration 10 : 679 enodes (cost 12 ) 1.308 * * [simplify]: Extracting # 0 : cost 0 1.308 * * [simplify]: iteration 11 : 680 enodes (cost 12 ) 1.556 * * [simplify]: Extracting # 0 : cost 0 1.556 * * [simplify]: iteration done: 680 enodes (cost 12 ) 1.556 * [simplify]: Simplified to: (+ (* x 0.5) (* y (+ (- 1.0 z) (log z)))) 1.557 * * [progress]: iteration 1 / 4 1.557 * * * [progress]: picking best candidate 1.560 * * * * [pick]: Picked # 1.560 * * * [progress]: localizing error 1.572 * * * [progress]: generating rewritten candidates 1.572 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2) 1.663 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2 2) 1.711 * * * [progress]: generating series expansions 1.711 * * * * [progress]: [ 1 / 2 ] generating series at (2 2) 1.711 * [backup-simplify]: Simplify (* y (+ (- 1.0 z) (log z))) into (* (- (+ (log z) 1.0) z) y) 1.711 * [approximate]: Taking taylor expansion of (* (- (+ (log z) 1.0) z) y) in (y z) around 0 1.711 * [taylor]: Taking taylor expansion of (* (- (+ (log z) 1.0) z) y) in z 1.711 * [taylor]: Taking taylor expansion of (- (+ (log z) 1.0) z) in z 1.711 * [taylor]: Taking taylor expansion of (+ (log z) 1.0) in z 1.711 * [taylor]: Taking taylor expansion of (log z) in z 1.711 * [taylor]: Taking taylor expansion of z in z 1.711 * [backup-simplify]: Simplify 0 into 0 1.711 * [backup-simplify]: Simplify 1 into 1 1.712 * [backup-simplify]: Simplify (log 1) into 0 1.712 * [taylor]: Taking taylor expansion of 1.0 in z 1.712 * [backup-simplify]: Simplify 1.0 into 1.0 1.712 * [taylor]: Taking taylor expansion of z in z 1.712 * [backup-simplify]: Simplify 0 into 0 1.712 * [backup-simplify]: Simplify 1 into 1 1.712 * [taylor]: Taking taylor expansion of y in z 1.712 * [backup-simplify]: Simplify y into y 1.712 * [taylor]: Taking taylor expansion of (* (- (+ (log z) 1.0) z) y) in y 1.712 * [taylor]: Taking taylor expansion of (- (+ (log z) 1.0) z) in y 1.712 * [taylor]: Taking taylor expansion of (+ (log z) 1.0) in y 1.712 * [taylor]: Taking taylor expansion of (log z) in y 1.712 * [taylor]: Taking taylor expansion of z in y 1.712 * [backup-simplify]: Simplify z into z 1.712 * [backup-simplify]: Simplify (log z) into (log z) 1.712 * [taylor]: Taking taylor expansion of 1.0 in y 1.712 * [backup-simplify]: Simplify 1.0 into 1.0 1.712 * [taylor]: Taking taylor expansion of z in y 1.712 * [backup-simplify]: Simplify z into z 1.712 * [taylor]: Taking taylor expansion of y in y 1.713 * [backup-simplify]: Simplify 0 into 0 1.713 * [backup-simplify]: Simplify 1 into 1 1.713 * [taylor]: Taking taylor expansion of (* (- (+ (log z) 1.0) z) y) in y 1.713 * [taylor]: Taking taylor expansion of (- (+ (log z) 1.0) z) in y 1.713 * [taylor]: Taking taylor expansion of (+ (log z) 1.0) in y 1.713 * [taylor]: Taking taylor expansion of (log z) in y 1.713 * [taylor]: Taking taylor expansion of z in y 1.713 * [backup-simplify]: Simplify z into z 1.713 * [backup-simplify]: Simplify (log z) into (log z) 1.713 * [taylor]: Taking taylor expansion of 1.0 in y 1.713 * [backup-simplify]: Simplify 1.0 into 1.0 1.713 * [taylor]: Taking taylor expansion of z in y 1.713 * [backup-simplify]: Simplify z into z 1.713 * [taylor]: Taking taylor expansion of y in y 1.713 * [backup-simplify]: Simplify 0 into 0 1.713 * [backup-simplify]: Simplify 1 into 1 1.713 * [backup-simplify]: Simplify (+ (log z) 1.0) into (+ (log z) 1.0) 1.713 * [backup-simplify]: Simplify (- z) into (- z) 1.713 * [backup-simplify]: Simplify (+ (+ (log z) 1.0) (- z)) into (- (+ (log z) 1.0) z) 1.713 * [backup-simplify]: Simplify (* (- (+ (log z) 1.0) z) 0) into 0 1.713 * [taylor]: Taking taylor expansion of 0 in z 1.713 * [backup-simplify]: Simplify 0 into 0 1.713 * [backup-simplify]: Simplify 0 into 0 1.714 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow z 1)))) 1) into 0 1.714 * [backup-simplify]: Simplify (+ 0 0) into 0 1.715 * [backup-simplify]: Simplify (- 0) into 0 1.715 * [backup-simplify]: Simplify (+ 0 0) into 0 1.715 * [backup-simplify]: Simplify (+ (* (- (+ (log z) 1.0) z) 1) (* 0 0)) into (- (+ (log z) 1.0) z) 1.715 * [taylor]: Taking taylor expansion of (- (+ (log z) 1.0) z) in z 1.715 * [taylor]: Taking taylor expansion of (+ (log z) 1.0) in z 1.715 * [taylor]: Taking taylor expansion of (log z) in z 1.715 * [taylor]: Taking taylor expansion of z in z 1.715 * [backup-simplify]: Simplify 0 into 0 1.715 * [backup-simplify]: Simplify 1 into 1 1.716 * [backup-simplify]: Simplify (log 1) into 0 1.716 * [taylor]: Taking taylor expansion of 1.0 in z 1.716 * [backup-simplify]: Simplify 1.0 into 1.0 1.716 * [taylor]: Taking taylor expansion of z in z 1.716 * [backup-simplify]: Simplify 0 into 0 1.716 * [backup-simplify]: Simplify 1 into 1 1.716 * [backup-simplify]: Simplify (+ (* (- -1) (log z)) 0) into (log z) 1.717 * [backup-simplify]: Simplify (+ (log z) 1.0) into (+ (log z) 1.0) 1.717 * [backup-simplify]: Simplify (- 0) into 0 1.717 * [backup-simplify]: Simplify (+ (+ (log z) 1.0) 0) into (+ (log z) 1.0) 1.717 * [backup-simplify]: Simplify (+ (log z) 1.0) into (+ (log z) 1.0) 1.717 * [backup-simplify]: Simplify 0 into 0