0.934 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.045 * * * [progress]: [2/2] Setting up program. 0.048 * [progress]: [Phase 2 of 3] Improving. 0.048 * [simplify]: Simplifying: (+ (* x 0.5) (* y (+ (- 1.0 z) (log z)))) 0.048 * * [simplify]: Extracting # 0 : cost 0 0.048 * * [simplify]: Extracting # 1 : cost 0 0.048 * * [simplify]: Extracting # 2 : cost 0 0.048 * * [simplify]: Extracting # 3 : cost 0 0.048 * * [simplify]: Extracting # 4 : cost 0 0.048 * * [simplify]: Extracting # 5 : cost 0 0.049 * * [simplify]: iteration 0 : 11 enodes (cost 12 ) 0.050 * * [simplify]: Extracting # 0 : cost 0 0.050 * * [simplify]: Extracting # 1 : cost 0 0.050 * * [simplify]: Extracting # 2 : cost 0 0.050 * * [simplify]: iteration 1 : 25 enodes (cost 12 ) 0.055 * * [simplify]: Extracting # 0 : cost 0 0.055 * * [simplify]: Extracting # 1 : cost 0 0.055 * * [simplify]: Extracting # 2 : cost 0 0.055 * * [simplify]: iteration 2 : 51 enodes (cost 12 ) 0.070 * * [simplify]: Extracting # 0 : cost 0 0.071 * * [simplify]: Extracting # 1 : cost 0 0.071 * * [simplify]: Extracting # 2 : cost 0 0.071 * * [simplify]: iteration 3 : 101 enodes (cost 12 ) 0.124 * * [simplify]: Extracting # 0 : cost 0 0.125 * * [simplify]: Extracting # 1 : cost 0 0.125 * * [simplify]: Extracting # 2 : cost 0 0.125 * * [simplify]: Extracting # 3 : cost 0 0.125 * * [simplify]: iteration 4 : 156 enodes (cost 12 ) 0.173 * * [simplify]: Extracting # 0 : cost 0 0.174 * * [simplify]: Extracting # 1 : cost 0 0.174 * * [simplify]: Extracting # 2 : cost 0 0.174 * * [simplify]: iteration 5 : 206 enodes (cost 12 ) 0.216 * * [simplify]: Extracting # 0 : cost 0 0.216 * * [simplify]: Extracting # 1 : cost 0 0.216 * * [simplify]: Extracting # 2 : cost 0 0.217 * * [simplify]: iteration 6 : 250 enodes (cost 12 ) 0.278 * * [simplify]: Extracting # 0 : cost 0 0.278 * * [simplify]: Extracting # 1 : cost 0 0.279 * * [simplify]: Extracting # 2 : cost 0 0.279 * * [simplify]: Extracting # 3 : cost 0 0.279 * * [simplify]: Extracting # 4 : cost 0 0.280 * * [simplify]: iteration 7 : 363 enodes (cost 12 ) 0.414 * * [simplify]: Extracting # 0 : cost 0 0.415 * * [simplify]: Extracting # 1 : cost 0 0.415 * * [simplify]: Extracting # 2 : cost 0 0.416 * * [simplify]: Extracting # 3 : cost 0 0.416 * * [simplify]: iteration 8 : 497 enodes (cost 12 ) 0.623 * * [simplify]: Extracting # 0 : cost 0 0.624 * * [simplify]: Extracting # 1 : cost 0 0.625 * * [simplify]: Extracting # 2 : cost 0 0.626 * * [simplify]: iteration 9 : 624 enodes (cost 12 ) 0.919 * * [simplify]: Extracting # 0 : cost 0 0.920 * * [simplify]: Extracting # 1 : cost 0 0.920 * * [simplify]: iteration 10 : 679 enodes (cost 12 ) 1.183 * * [simplify]: Extracting # 0 : cost 0 1.184 * * [simplify]: iteration 11 : 680 enodes (cost 12 ) 1.474 * * [simplify]: Extracting # 0 : cost 0 1.475 * * [simplify]: iteration done: 680 enodes (cost 12 ) 1.475 * [simplify]: Simplified to: (+ (* x 0.5) (* y (+ (- 1.0 z) (log z)))) 1.476 * * [progress]: iteration 1 / 4 1.476 * * * [progress]: picking best candidate 1.480 * * * * [pick]: Picked # 1.480 * * * [progress]: localizing error 1.494 * * * [progress]: generating rewritten candidates 1.494 * * * * [progress]: [ 1 / 3 ] rewriting at (2 2) 1.645 * * * * [progress]: [ 2 / 3 ] rewriting at (2) 1.682 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2 2) 1.726 * * * [progress]: generating series expansions 1.727 * * * * [progress]: [ 1 / 3 ] generating series at (2 2) 1.727 * [backup-simplify]: Simplify (* y (+ (- 1.0 z) (log z))) into (* (- (+ (log z) 1.0) z) y) 1.727 * [approximate]: Taking taylor expansion of (* (- (+ (log z) 1.0) z) y) in (y z) around 0 1.727 * [taylor]: Taking taylor expansion of (* (- (+ (log z) 1.0) z) y) in z 1.727 * [taylor]: Taking taylor expansion of (- (+ (log z) 1.0) z) in z 1.727 * [taylor]: Taking taylor expansion of (+ (log z) 1.0) in z 1.727 * [taylor]: Taking taylor expansion of (log z) in z 1.727 * [taylor]: Taking taylor expansion of z in z 1.727 * [backup-simplify]: Simplify 0 into 0 1.727 * [backup-simplify]: Simplify 1 into 1 1.728 * [backup-simplify]: Simplify (log 1) into 0 1.728 * [taylor]: Taking taylor expansion of 1.0 in z 1.729 * [backup-simplify]: Simplify 1.0 into 1.0 1.729 * [taylor]: Taking taylor expansion of z in z 1.729 * [backup-simplify]: Simplify 0 into 0 1.729 * [backup-simplify]: Simplify 1 into 1 1.729 * [taylor]: Taking taylor expansion of y in z 1.729 * [backup-simplify]: Simplify y into y 1.729 * [taylor]: Taking taylor expansion of (* (- (+ (log z) 1.0) z) y) in y 1.729 * [taylor]: Taking taylor expansion of (- (+ (log z) 1.0) z) in y 1.729 * [taylor]: Taking taylor expansion of (+ (log z) 1.0) in y 1.729 * [taylor]: Taking taylor expansion of (log z) in y 1.729 * [taylor]: Taking taylor expansion of z in y 1.729 * [backup-simplify]: Simplify z into z 1.729 * [backup-simplify]: Simplify (log z) into (log z) 1.729 * [taylor]: Taking taylor expansion of 1.0 in y 1.729 * [backup-simplify]: Simplify 1.0 into 1.0 1.729 * [taylor]: Taking taylor expansion of z in y 1.729 * [backup-simplify]: Simplify z into z 1.729 * [taylor]: Taking taylor expansion of y in y 1.729 * [backup-simplify]: Simplify 0 into 0 1.729 * [backup-simplify]: Simplify 1 into 1 1.729 * [taylor]: Taking taylor expansion of (* (- (+ (log z) 1.0) z) y) in y 1.729 * [taylor]: Taking taylor expansion of (- (+ (log z) 1.0) z) in y 1.729 * [taylor]: Taking taylor expansion of (+ (log z) 1.0) in y 1.729 * [taylor]: Taking taylor expansion of (log z) in y 1.729 * [taylor]: Taking taylor expansion of z in y 1.729 * [backup-simplify]: Simplify z into z 1.729 * [backup-simplify]: Simplify (log z) into (log z) 1.729 * [taylor]: Taking taylor expansion of 1.0 in y 1.729 * [backup-simplify]: Simplify 1.0 into 1.0 1.729 * [taylor]: Taking taylor expansion of z in y 1.730 * [backup-simplify]: Simplify z into z 1.730 * [taylor]: Taking taylor expansion of y in y 1.730 * [backup-simplify]: Simplify 0 into 0 1.730 * [backup-simplify]: Simplify 1 into 1 1.730 * [backup-simplify]: Simplify (+ (log z) 1.0) into (+ (log z) 1.0) 1.730 * [backup-simplify]: Simplify (- z) into (- z) 1.730 * [backup-simplify]: Simplify (+ (+ (log z) 1.0) (- z)) into (- (+ (log z) 1.0) z) 1.730 * [backup-simplify]: Simplify (* (- (+ (log z) 1.0) z) 0) into 0 1.730 * [taylor]: Taking taylor expansion of 0 in z 1.730 * [backup-simplify]: Simplify 0 into 0 1.730 * [backup-simplify]: Simplify 0 into 0 1.731 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow z 1)))) 1) into 0 1.732 * [backup-simplify]: Simplify (+ 0 0) into 0 1.732 * [backup-simplify]: Simplify (- 0) into 0 1.733 * [backup-simplify]: Simplify (+ 0 0) into 0 1.733 * [backup-simplify]: Simplify (+ (* (- (+ (log z) 1.0) z) 1) (* 0 0)) into (- (+ (log z) 1.0) z) 1.733 * [taylor]: Taking taylor expansion of (- (+ (log z) 1.0) z) in z 1.733 * [taylor]: Taking taylor expansion of (+ (log z) 1.0) in z 1.733 * [taylor]: Taking taylor expansion of (log z) in z 1.733 * [taylor]: Taking taylor expansion of z in z 1.733 * [backup-simplify]: Simplify 0 into 0 1.733 * [backup-simplify]: Simplify 1 into 1 1.734 * [backup-simplify]: Simplify (log 1) into 0 1.734 * [taylor]: Taking taylor expansion of 1.0 in z 1.734 * [backup-simplify]: Simplify 1.0 into 1.0 1.734 * [taylor]: Taking taylor expansion of z in z 1.734 * [backup-simplify]: Simplify 0 into 0 1.734 * [backup-simplify]: Simplify 1 into 1 1.735 * [backup-simplify]: Simplify (+ (* (- -1) (log z)) 0) into (log z) 1.735 * [backup-simplify]: Simplify (+ (log z) 1.0) into (+ (log z) 1.0) 1.735 * [backup-simplify]: Simplify (- 0) into 0 1.735 * [backup-simplify]: Simplify (+ (+ (log z) 1.0) 0) into (+ (log z) 1.0) 1.735 * [backup-simplify]: Simplify (+ (log z) 1.0) into (+ (log z) 1.0) 1.735 * [backup-simplify]: Simplify 0 into 0