1.454 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.079 * * * [progress]: [2/2] Setting up program. 0.082 * [progress]: [Phase 2 of 3] Improving. 0.082 * [simplify]: Simplifying: (+ (* x 0.5) (* y (+ (- 1.0 z) (log z)))) 0.082 * * [simplify]: Extracting # 0 : cost 0 0.082 * * [simplify]: Extracting # 1 : cost 0 0.082 * * [simplify]: Extracting # 2 : cost 0 0.082 * * [simplify]: Extracting # 3 : cost 0 0.082 * * [simplify]: Extracting # 4 : cost 0 0.082 * * [simplify]: Extracting # 5 : cost 0 0.082 * * [simplify]: iteration 0 : 11 enodes (cost 12 ) 0.084 * * [simplify]: Extracting # 0 : cost 0 0.084 * * [simplify]: Extracting # 1 : cost 0 0.084 * * [simplify]: Extracting # 2 : cost 0 0.084 * * [simplify]: iteration 1 : 26 enodes (cost 11 ) 0.092 * * [simplify]: Extracting # 0 : cost 0 0.092 * * [simplify]: Extracting # 1 : cost 0 0.092 * * [simplify]: Extracting # 2 : cost 0 0.093 * * [simplify]: iteration 2 : 57 enodes (cost 11 ) 0.111 * * [simplify]: Extracting # 0 : cost 0 0.111 * * [simplify]: Extracting # 1 : cost 0 0.112 * * [simplify]: Extracting # 2 : cost 0 0.112 * * [simplify]: iteration 3 : 118 enodes (cost 11 ) 0.173 * * [simplify]: Extracting # 0 : cost 0 0.173 * * [simplify]: Extracting # 1 : cost 0 0.174 * * [simplify]: Extracting # 2 : cost 0 0.174 * * [simplify]: iteration 4 : 204 enodes (cost 11 ) 0.249 * * [simplify]: Extracting # 0 : cost 0 0.250 * * [simplify]: Extracting # 1 : cost 0 0.250 * * [simplify]: Extracting # 2 : cost 0 0.250 * * [simplify]: iteration 5 : 301 enodes (cost 11 ) 0.374 * * [simplify]: Extracting # 0 : cost 0 0.375 * * [simplify]: Extracting # 1 : cost 0 0.375 * * [simplify]: Extracting # 2 : cost 0 0.376 * * [simplify]: iteration 6 : 380 enodes (cost 11 ) 0.526 * * [simplify]: Extracting # 0 : cost 0 0.527 * * [simplify]: Extracting # 1 : cost 0 0.528 * * [simplify]: Extracting # 2 : cost 0 0.528 * * [simplify]: Extracting # 3 : cost 0 0.529 * * [simplify]: Extracting # 4 : cost 0 0.530 * * [simplify]: iteration 7 : 531 enodes (cost 11 ) 1.040 * * [simplify]: Extracting # 0 : cost 0 1.046 * * [simplify]: Extracting # 1 : cost 0 1.047 * * [simplify]: Extracting # 2 : cost 0 1.048 * * [simplify]: Extracting # 3 : cost 0 1.049 * * [simplify]: iteration 8 : 800 enodes (cost 11 ) 1.576 * * [simplify]: Extracting # 0 : cost 0 1.578 * * [simplify]: Extracting # 1 : cost 0 1.579 * * [simplify]: Extracting # 2 : cost 0 1.580 * * [simplify]: iteration 9 : 1034 enodes (cost 11 ) 2.147 * * [simplify]: Extracting # 0 : cost 0 2.148 * * [simplify]: Extracting # 1 : cost 0 2.149 * * [simplify]: iteration 10 : 1180 enodes (cost 11 ) 2.745 * * [simplify]: Extracting # 0 : cost 0 2.746 * * [simplify]: iteration 11 : 1186 enodes (cost 11 ) 3.387 * * [simplify]: Extracting # 0 : cost 0 3.388 * * [simplify]: iteration done: 1186 enodes (cost 11 ) 3.388 * [simplify]: Simplified to: (fma x 0.5 (* y (+ (- 1.0 z) (log z)))) 3.391 * * [progress]: iteration 1 / 4 3.391 * * * [progress]: picking best candidate 3.393 * * * * [pick]: Picked # 3.393 * * * [progress]: localizing error 3.406 * * * [progress]: generating rewritten candidates 3.406 * * * * [progress]: [ 1 / 3 ] rewriting at (2 2) 3.515 * * * * [progress]: [ 2 / 3 ] rewriting at (2) 3.540 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2 2) 3.583 * * * [progress]: generating series expansions 3.583 * * * * [progress]: [ 1 / 3 ] generating series at (2 2) 3.583 * [backup-simplify]: Simplify (* y (+ (- 1.0 z) (log z))) into (* (- (+ (log z) 1.0) z) y) 3.583 * [approximate]: Taking taylor expansion of (* (- (+ (log z) 1.0) z) y) in (y z) around 0 3.583 * [taylor]: Taking taylor expansion of (* (- (+ (log z) 1.0) z) y) in z 3.583 * [taylor]: Taking taylor expansion of (- (+ (log z) 1.0) z) in z 3.583 * [taylor]: Taking taylor expansion of (+ (log z) 1.0) in z 3.583 * [taylor]: Taking taylor expansion of (log z) in z 3.583 * [taylor]: Taking taylor expansion of z in z 3.584 * [backup-simplify]: Simplify 0 into 0 3.584 * [backup-simplify]: Simplify 1 into 1 3.584 * [backup-simplify]: Simplify (log 1) into 0 3.584 * [taylor]: Taking taylor expansion of 1.0 in z 3.584 * [backup-simplify]: Simplify 1.0 into 1.0 3.584 * [taylor]: Taking taylor expansion of z in z 3.584 * [backup-simplify]: Simplify 0 into 0 3.584 * [backup-simplify]: Simplify 1 into 1 3.584 * [taylor]: Taking taylor expansion of y in z 3.585 * [backup-simplify]: Simplify y into y 3.585 * [taylor]: Taking taylor expansion of (* (- (+ (log z) 1.0) z) y) in y 3.585 * [taylor]: Taking taylor expansion of (- (+ (log z) 1.0) z) in y 3.585 * [taylor]: Taking taylor expansion of (+ (log z) 1.0) in y 3.585 * [taylor]: Taking taylor expansion of (log z) in y 3.585 * [taylor]: Taking taylor expansion of z in y 3.585 * [backup-simplify]: Simplify z into z 3.585 * [backup-simplify]: Simplify (log z) into (log z) 3.585 * [taylor]: Taking taylor expansion of 1.0 in y 3.585 * [backup-simplify]: Simplify 1.0 into 1.0 3.585 * [taylor]: Taking taylor expansion of z in y 3.585 * [backup-simplify]: Simplify z into z 3.585 * [taylor]: Taking taylor expansion of y in y 3.585 * [backup-simplify]: Simplify 0 into 0 3.585 * [backup-simplify]: Simplify 1 into 1 3.585 * [taylor]: Taking taylor expansion of (* (- (+ (log z) 1.0) z) y) in y 3.585 * [taylor]: Taking taylor expansion of (- (+ (log z) 1.0) z) in y 3.585 * [taylor]: Taking taylor expansion of (+ (log z) 1.0) in y 3.585 * [taylor]: Taking taylor expansion of (log z) in y 3.585 * [taylor]: Taking taylor expansion of z in y 3.585 * [backup-simplify]: Simplify z into z 3.585 * [backup-simplify]: Simplify (log z) into (log z) 3.585 * [taylor]: Taking taylor expansion of 1.0 in y 3.585 * [backup-simplify]: Simplify 1.0 into 1.0 3.585 * [taylor]: Taking taylor expansion of z in y 3.585 * [backup-simplify]: Simplify z into z 3.585 * [taylor]: Taking taylor expansion of y in y 3.585 * [backup-simplify]: Simplify 0 into 0 3.585 * [backup-simplify]: Simplify 1 into 1 3.586 * [backup-simplify]: Simplify (+ (log z) 1.0) into (+ (log z) 1.0) 3.586 * [backup-simplify]: Simplify (- z) into (- z) 3.586 * [backup-simplify]: Simplify (+ (+ (log z) 1.0) (- z)) into (- (+ (log z) 1.0) z) 3.586 * [backup-simplify]: Simplify (* (- (+ (log z) 1.0) z) 0) into 0 3.586 * [taylor]: Taking taylor expansion of 0 in z 3.586 * [backup-simplify]: Simplify 0 into 0 3.586 * [backup-simplify]: Simplify 0 into 0 3.587 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow z 1)))) 1) into 0 3.587 * [backup-simplify]: Simplify (+ 0 0) into 0 3.588 * [backup-simplify]: Simplify (- 0) into 0 3.588 * [backup-simplify]: Simplify (+ 0 0) into 0 3.588 * [backup-simplify]: Simplify (+ (* (- (+ (log z) 1.0) z) 1) (* 0 0)) into (- (+ (log z) 1.0) z) 3.588 * [taylor]: Taking taylor expansion of (- (+ (log z) 1.0) z) in z 3.588 * [taylor]: Taking taylor expansion of (+ (log z) 1.0) in z 3.588 * [taylor]: Taking taylor expansion of (log z) in z 3.588 * [taylor]: Taking taylor expansion of z in z 3.589 * [backup-simplify]: Simplify 0 into 0 3.589 * [backup-simplify]: Simplify 1 into 1 3.589 * [backup-simplify]: Simplify (log 1) into 0 3.589 * [taylor]: Taking taylor expansion of 1.0 in z 3.589 * [backup-simplify]: Simplify 1.0 into 1.0 3.589 * [taylor]: Taking taylor expansion of z in z 3.589 * [backup-simplify]: Simplify 0 into 0 3.589 * [backup-simplify]: Simplify 1 into 1 3.589 * [backup-simplify]: Simplify (+ (* (- -1) (log z)) 0) into (log z) 3.590 * [backup-simplify]: Simplify (+ (log z) 1.0) into (+ (log z) 1.0) 3.590 * [backup-simplify]: Simplify (- 0) into 0 3.590 * [backup-simplify]: Simplify (+ (+ (log z) 1.0) 0) into (+ (log z) 1.0) 3.590 * [backup-simplify]: Simplify (+ (log z) 1.0) into (+ (log z) 1.0) 3.590 * [backup-simplify]: Simplify 0 into 0