1546423050.823 * [misc]progress: [Phase 1 of 3] Setting up. 1546423050.824 * * * [misc]progress: [1/2] Preparing points 1546423050.824 * * * * [misc]points: Sampling 256 additional inputs, on iter 0 have 0 / 256 1546423050.989 * * * * [misc]points: Filtering points with unrepresentable outputs 1546423050.989 * * * * [misc]points: Sampling 115 additional inputs, on iter 1 have 141 / 256 1546423051.021 * * * * [misc]points: Filtering points with unrepresentable outputs 1546423051.021 * * * * [misc]points: Sampling 66 additional inputs, on iter 2 have 190 / 256 1546423051.050 * * * * [misc]points: Filtering points with unrepresentable outputs 1546423051.050 * * * * [misc]points: Sampling 32 additional inputs, on iter 3 have 224 / 256 1546423051.060 * * * * [misc]points: Filtering points with unrepresentable outputs 1546423051.060 * * * * [misc]points: Sampling 20 additional inputs, on iter 4 have 236 / 256 1546423051.068 * * * * [misc]points: Filtering points with unrepresentable outputs 1546423051.068 * * * * [misc]points: Sampling 9 additional inputs, on iter 5 have 247 / 256 1546423051.072 * * * * [misc]points: Filtering points with unrepresentable outputs 1546423051.072 * * * * [misc]points: Sampling 7 additional inputs, on iter 6 have 249 / 256 1546423051.080 * * * * [misc]points: Filtering points with unrepresentable outputs 1546423051.080 * * * * [misc]points: Sampling 4 additional inputs, on iter 7 have 253 / 256 1546423051.083 * * * * [misc]points: Filtering points with unrepresentable outputs 1546423051.083 * * * * [misc]points: Sampling 4 additional inputs, on iter 8 have 253 / 256 1546423051.089 * * * * [misc]points: Filtering points with unrepresentable outputs 1546423051.089 * * * * [exit]points: Sampled 256 points with exact outputs 1546423051.089 * * * [misc]progress: [2/2] Setting up program. 1546423051.093 * [misc]progress: [Phase 2 of 3] Improving. 1546423051.093 * * * * [misc]progress: [ 1 / 1 ] simplifiying candidate # 1546423051.094 * [enter]simplify: Simplifying (* (/ 1 2) (log (/ (+ 1 x) (- 1 x)))) 1546423051.094 * * [misc]simplify: iters left: 6 (9 enodes) 1546423051.098 * * [misc]simplify: iters left: 5 (21 enodes) 1546423051.102 * * [misc]simplify: iters left: 4 (29 enodes) 1546423051.112 * * [misc]simplify: iters left: 3 (59 enodes) 1546423051.121 * * [misc]simplify: iters left: 2 (87 enodes) 1546423051.164 * * [misc]simplify: iters left: 1 (122 enodes) 1546423051.191 * [exit]simplify: Simplified to (fma (log (- 1 x)) -1/2 (/ (log1p x) 2)) 1546423051.191 * [misc]simplify: Simplified (2) to (λ (x) (fma (log (- 1 x)) -1/2 (/ (log1p x) 2))) 1546423051.197 * * [misc]progress: iteration 1 / 4 1546423051.197 * * * [misc]progress: picking best candidate 1546423051.201 * * * * [misc]pick: Picked # 1546423051.201 * * * [misc]progress: localizing error 1546423051.218 * * * [misc]progress: generating rewritten candidates 1546423051.218 * * * * [misc]progress: [ 1 / 1 ] rewriting at (2 1) 1546423051.220 * * * [misc]progress: generating series expansions 1546423051.220 * * * * [misc]progress: [ 1 / 1 ] generating series at (2 1) 1546423051.220 * [misc]backup-simplify: Simplify (log (- 1 x)) into (log (- 1 x)) 1546423051.220 * [misc]approximate: Taking taylor expansion of (log (- 1 x)) in (x) around 0 1546423051.220 * [misc]taylor: Taking taylor expansion of (log (- 1 x)) in x 1546423051.220 * [misc]taylor: Taking taylor expansion of (- 1 x) in x 1546423051.220 * [misc]taylor: Taking taylor expansion of 1 in x 1546423051.220 * [misc]backup-simplify: Simplify 1 into 1 1546423051.220 * [misc]taylor: Taking taylor expansion of x in x 1546423051.220 * [misc]backup-simplify: Simplify 0 into 0 1546423051.220 * [misc]backup-simplify: Simplify 1 into 1 1546423051.220 * [misc]backup-simplify: Simplify (- 0) into 0 1546423051.220 * [misc]backup-simplify: Simplify (+ 1 0) into 1 1546423051.220 * [misc]backup-simplify: Simplify (log 1) into 0 1546423051.220 * [misc]taylor: Taking taylor expansion of (log (- 1 x)) in x 1546423051.220 * [misc]taylor: Taking taylor expansion of (- 1 x) in x 1546423051.220 * [misc]taylor: Taking taylor expansion of 1 in x 1546423051.220 * [misc]backup-simplify: Simplify 1 into 1 1546423051.221 * [misc]taylor: Taking taylor expansion of x in x 1546423051.221 * [misc]backup-simplify: Simplify 0 into 0 1546423051.221 * [misc]backup-simplify: Simplify 1 into 1 1546423051.221 * [misc]backup-simplify: Simplify (- 0) into 0 1546423051.221 * [misc]backup-simplify: Simplify (+ 1 0) into 1 1546423051.221 * [misc]backup-simplify: Simplify (log 1) into 0 1546423051.221 * [misc]backup-simplify: Simplify 0 into 0 1546423051.221 * [misc]backup-simplify: Simplify (- 1) into -1 1546423051.221 * [misc]backup-simplify: Simplify (+ 0 -1) into -1 1546423051.223 * [misc]backup-simplify: Simplify (/ (+ (* 1 (/ (* (pow (* 1 -1) 1)) (pow 1 1)))) 1) into -1 1546423051.223 * [misc]backup-simplify: Simplify -1 into -1 1546423051.223 * [misc]backup-simplify: Simplify (- 0) into 0 1546423051.223 * [misc]backup-simplify: Simplify (+ 0 0) into 0 1546423051.225 * [misc]backup-simplify: Simplify (/ (+ (* -1 (/ (* (pow (* 1 -1) 2)) (pow 1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow 1 1)))) 2) into -1/2 1546423051.225 * [misc]backup-simplify: Simplify -1/2 into -1/2 1546423051.226 * [misc]backup-simplify: Simplify (- 0) into 0 1546423051.226 * [misc]backup-simplify: Simplify (+ 0 0) into 0 1546423051.230 * [misc]backup-simplify: Simplify (/ (+ (* 2 (/ (* (pow (* 1 -1) 3)) (pow 1 3))) (* -3 (/ (* (pow (* 1 -1) 1) (pow (* 2 0) 1)) (pow 1 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow 1 1)))) 6) into -1/3 1546423051.230 * [misc]backup-simplify: Simplify -1/3 into -1/3 1546423051.230 * [misc]backup-simplify: Simplify (+ (* -1/3 (pow x 3)) (+ (* -1/2 (pow x 2)) (* -1 x))) into (- (+ x (+ (* 1/3 (pow x 3)) (* 1/2 (pow x 2))))) 1546423051.230 * [misc]backup-simplify: Simplify (log (- 1 (/ 1 x))) into (log (- 1 (/ 1 x))) 1546423051.230 * [misc]approximate: Taking taylor expansion of (log (- 1 (/ 1 x))) in (x) around 0 1546423051.230 * [misc]taylor: Taking taylor expansion of (log (- 1 (/ 1 x))) in x 1546423051.230 * [misc]taylor: Taking taylor expansion of (- 1 (/ 1 x)) in x 1546423051.230 * [misc]taylor: Taking taylor expansion of 1 in x 1546423051.230 * [misc]backup-simplify: Simplify 1 into 1 1546423051.230 * [misc]taylor: Taking taylor expansion of (/ 1 x) in x 1546423051.230 * [misc]taylor: Taking taylor expansion of x in x 1546423051.230 * [misc]backup-simplify: Simplify 0 into 0 1546423051.230 * [misc]backup-simplify: Simplify 1 into 1 1546423051.230 * [misc]backup-simplify: Simplify (/ 1 1) into 1 1546423051.230 * [misc]backup-simplify: Simplify (- 1) into -1 1546423051.231 * [misc]backup-simplify: Simplify (+ 0 -1) into -1 1546423051.231 * [misc]backup-simplify: Simplify (log -1) into (log -1) 1546423051.231 * [misc]taylor: Taking taylor expansion of (log (- 1 (/ 1 x))) in x 1546423051.231 * [misc]taylor: Taking taylor expansion of (- 1 (/ 1 x)) in x 1546423051.231 * [misc]taylor: Taking taylor expansion of 1 in x 1546423051.231 * [misc]backup-simplify: Simplify 1 into 1 1546423051.231 * [misc]taylor: Taking taylor expansion of (/ 1 x) in x 1546423051.231 * [misc]taylor: Taking taylor expansion of x in x 1546423051.231 * [misc]backup-simplify: Simplify 0 into 0 1546423051.231 * [misc]backup-simplify: Simplify 1 into 1 1546423051.231 * [misc]backup-simplify: Simplify (/ 1 1) into 1 1546423051.231 * [misc]backup-simplify: Simplify (- 1) into -1 1546423051.231 * [misc]backup-simplify: Simplify (+ 0 -1) into -1 1546423051.231 * [misc]backup-simplify: Simplify (log -1) into (log -1) 1546423051.232 * [misc]backup-simplify: Simplify (+ (* (- 1) (log x)) (log -1)) into (- (log -1) (log x)) 1546423051.232 * [misc]backup-simplify: Simplify (- (log -1) (log x)) into (- (log -1) (log x)) 1546423051.232 * [misc]backup-simplify: Simplify (- (+ (* 1 (/ 0 1)))) into 0 1546423051.236 * [misc]backup-simplify: Simplify (- 0) into 0 1546423051.237 * [misc]backup-simplify: Simplify (+ 1 0) into 1 1546423051.240 * [misc]backup-simplify: Simplify (/ (+ (* 1 (/ (* (pow (* 1 1) 1)) (pow -1 1)))) 1) into -1 1546423051.240 * [misc]backup-simplify: Simplify -1 into -1 1546423051.240 * [misc]backup-simplify: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1546423051.240 * [misc]backup-simplify: Simplify (- 0) into 0 1546423051.240 * [misc]backup-simplify: Simplify (+ 0 0) into 0 1546423051.244 * [misc]backup-simplify: Simplify (/ (+ (* -1 (/ (* (pow (* 1 1) 2)) (pow -1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow -1 1)))) 2) into -1/2 1546423051.244 * [misc]backup-simplify: Simplify -1/2 into -1/2 1546423051.245 * [misc]backup-simplify: Simplify (+ (* -1/2 (pow (/ 1 x) 2)) (+ (* -1 (/ 1 x)) (- (log -1) (log (/ 1 x))))) into (- (log -1) (+ (log (/ 1 x)) (+ (* 1/2 (/ 1 (pow x 2))) (/ 1 x)))) 1546423051.245 * [misc]backup-simplify: Simplify (log (- 1 (/ 1 (- x)))) into (log (+ (/ 1 x) 1)) 1546423051.245 * [misc]approximate: Taking taylor expansion of (log (+ (/ 1 x) 1)) in (x) around 0 1546423051.245 * [misc]taylor: Taking taylor expansion of (log (+ (/ 1 x) 1)) in x 1546423051.245 * [misc]taylor: Taking taylor expansion of (+ (/ 1 x) 1) in x 1546423051.245 * [misc]taylor: Taking taylor expansion of (/ 1 x) in x 1546423051.245 * [misc]taylor: Taking taylor expansion of x in x 1546423051.245 * [misc]backup-simplify: Simplify 0 into 0 1546423051.245 * [misc]backup-simplify: Simplify 1 into 1 1546423051.245 * [misc]backup-simplify: Simplify (/ 1 1) into 1 1546423051.245 * [misc]taylor: Taking taylor expansion of 1 in x 1546423051.246 * [misc]backup-simplify: Simplify 1 into 1 1546423051.246 * [misc]backup-simplify: Simplify (+ 1 0) into 1 1546423051.246 * [misc]backup-simplify: Simplify (log 1) into 0 1546423051.246 * [misc]taylor: Taking taylor expansion of (log (+ (/ 1 x) 1)) in x 1546423051.246 * [misc]taylor: Taking taylor expansion of (+ (/ 1 x) 1) in x 1546423051.246 * [misc]taylor: Taking taylor expansion of (/ 1 x) in x 1546423051.246 * [misc]taylor: Taking taylor expansion of x in x 1546423051.246 * [misc]backup-simplify: Simplify 0 into 0 1546423051.246 * [misc]backup-simplify: Simplify 1 into 1 1546423051.246 * [misc]backup-simplify: Simplify (/ 1 1) into 1 1546423051.246 * [misc]taylor: Taking taylor expansion of 1 in x 1546423051.246 * [misc]backup-simplify: Simplify 1 into 1 1546423051.246 * [misc]backup-simplify: Simplify (+ 1 0) into 1 1546423051.247 * [misc]backup-simplify: Simplify (log 1) into 0 1546423051.247 * [misc]backup-simplify: Simplify (+ (* (- 1) (log x)) 0) into (- (log x)) 1546423051.247 * [misc]backup-simplify: Simplify (- (log x)) into (- (log x)) 1546423051.247 * [misc]backup-simplify: Simplify (- (+ (* 1 (/ 0 1)))) into 0 1546423051.247 * [misc]backup-simplify: Simplify (+ 0 1) into 1 1546423051.250 * [misc]backup-simplify: Simplify (/ (+ (* 1 (/ (* (pow (* 1 1) 1)) (pow 1 1)))) 1) into 1 1546423051.250 * [misc]backup-simplify: Simplify 1 into 1 1546423051.250 * [misc]backup-simplify: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1546423051.250 * [misc]backup-simplify: Simplify (+ 0 0) into 0 1546423051.254 * [misc]backup-simplify: Simplify (/ (+ (* -1 (/ (* (pow (* 1 1) 2)) (pow 1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow 1 1)))) 2) into -1/2 1546423051.254 * [misc]backup-simplify: Simplify -1/2 into -1/2 1546423051.255 * [misc]backup-simplify: Simplify (+ (* -1/2 (pow (/ 1 (- x)) 2)) (+ (* 1 (/ 1 (- x))) (- (log (/ 1 (- x)))))) into (- (+ (log (/ -1 x)) (+ (* 1/2 (/ 1 (pow x 2))) (/ 1 x)))) 1546423051.255 * * * [misc]progress: simplifying candidates 1546423051.255 * * * * [misc]progress: [ 1 / 21 ] simplifiying candidate # 1546423051.255 * * * * [misc]progress: [ 2 / 21 ] simplifiying candidate # 1546423051.255 * * * * [misc]progress: [ 3 / 21 ] simplifiying candidate # 1546423051.255 * [enter]simplify: Simplifying (- x) 1546423051.255 * * [misc]simplify: iters left: 2 (2 enodes) 1546423051.256 * [exit]simplify: Simplified to (- x) 1546423051.256 * [misc]simplify: Simplified (2 1 1) to (λ (x) (fma (log1p (- x)) -1/2 (/ (log1p x) 2))) 1546423051.256 * * * * [misc]progress: [ 4 / 21 ] simplifiying candidate # 1546423051.256 * [enter]simplify: Simplifying (- x) 1546423051.256 * * [misc]simplify: iters left: 2 (2 enodes) 1546423051.257 * [exit]simplify: Simplified to (- x) 1546423051.257 * [misc]simplify: Simplified (2 1 1) to (λ (x) (fma (log1p (- x)) -1/2 (/ (log1p x) 2))) 1546423051.257 * * * * [misc]progress: [ 5 / 21 ] simplifiying candidate # 1546423051.257 * [enter]simplify: Simplifying (log (* (cbrt (- 1 x)) (cbrt (- 1 x)))) 1546423051.257 * * [misc]simplify: iters left: 6 (6 enodes) 1546423051.259 * * [misc]simplify: iters left: 5 (12 enodes) 1546423051.262 * * [misc]simplify: iters left: 4 (13 enodes) 1546423051.266 * [exit]simplify: Simplified to (log (* (cbrt (- 1 x)) (cbrt (- 1 x)))) 1546423051.266 * [misc]simplify: Simplified (2 1 1) to (λ (x) (fma (+ (log (* (cbrt (- 1 x)) (cbrt (- 1 x)))) (log (cbrt (- 1 x)))) -1/2 (/ (log1p x) 2))) 1546423051.266 * * * * [misc]progress: [ 6 / 21 ] simplifiying candidate # 1546423051.266 * [enter]simplify: Simplifying (log (sqrt (- 1 x))) 1546423051.266 * * [misc]simplify: iters left: 4 (5 enodes) 1546423051.268 * * [misc]simplify: iters left: 3 (9 enodes) 1546423051.270 * * [misc]simplify: iters left: 2 (10 enodes) 1546423051.273 * [exit]simplify: Simplified to (log (sqrt (- 1 x))) 1546423051.273 * [misc]simplify: Simplified (2 1 1) to (λ (x) (fma (+ (log (sqrt (- 1 x))) (log (sqrt (- 1 x)))) -1/2 (/ (log1p x) 2))) 1546423051.273 * * * * [misc]progress: [ 7 / 21 ] simplifiying candidate # 1546423051.274 * [enter]simplify: Simplifying (log 1) 1546423051.274 * * [misc]simplify: iters left: 1 (2 enodes) 1546423051.275 * [exit]simplify: Simplified to 0 1546423051.275 * [misc]simplify: Simplified (2 1 1) to (λ (x) (fma (+ 0 (log (- 1 x))) -1/2 (/ (log1p x) 2))) 1546423051.275 * * * * [misc]progress: [ 8 / 21 ] simplifiying candidate # 1546423051.275 * [enter]simplify: Simplifying (log (- (pow 1 3) (pow x 3))) 1546423051.275 * * [misc]simplify: iters left: 4 (7 enodes) 1546423051.278 * * [misc]simplify: iters left: 3 (16 enodes) 1546423051.282 * * [misc]simplify: iters left: 2 (24 enodes) 1546423051.288 * * [misc]simplify: iters left: 1 (30 enodes) 1546423051.294 * [exit]simplify: Simplified to (log (fma (* x x) (- x) 1)) 1546423051.294 * [misc]simplify: Simplified (2 1 1) to (λ (x) (fma (- (log (fma (* x x) (- x) 1)) (log (+ (* 1 1) (+ (* x x) (* 1 x))))) -1/2 (/ (log1p x) 2))) 1546423051.294 * * * * [misc]progress: [ 9 / 21 ] simplifiying candidate # 1546423051.294 * [enter]simplify: Simplifying (log (- (* 1 1) (* x x))) 1546423051.294 * * [misc]simplify: iters left: 5 (6 enodes) 1546423051.297 * * [misc]simplify: iters left: 4 (11 enodes) 1546423051.299 * * [misc]simplify: iters left: 3 (16 enodes) 1546423051.303 * * [misc]simplify: iters left: 2 (18 enodes) 1546423051.307 * [exit]simplify: Simplified to (log (- 1 (* x x))) 1546423051.307 * [misc]simplify: Simplified (2 1 1) to (λ (x) (fma (- (log (- 1 (* x x))) (log (+ 1 x))) -1/2 (/ (log1p x) 2))) 1546423051.307 * * * * [misc]progress: [ 10 / 21 ] simplifiying candidate # 1546423051.307 * * * * [misc]progress: [ 11 / 21 ] simplifiying candidate # 1546423051.307 * * * * [misc]progress: [ 12 / 21 ] simplifiying candidate # 1546423051.307 * [enter]simplify: Simplifying (- 1 x) 1546423051.308 * * [misc]simplify: iters left: 2 (3 enodes) 1546423051.309 * * [misc]simplify: iters left: 1 (7 enodes) 1546423051.310 * [exit]simplify: Simplified to (- 1 x) 1546423051.310 * [misc]simplify: Simplified (2 1 1) to (λ (x) (fma (log (- 1 x)) -1/2 (/ (log1p x) 2))) 1546423051.310 * * * * [misc]progress: [ 13 / 21 ] simplifiying candidate # 1546423051.311 * * * * [misc]progress: [ 14 / 21 ] simplifiying candidate # 1546423051.311 * * * * [misc]progress: [ 15 / 21 ] simplifiying candidate # 1546423051.311 * * * * [misc]progress: [ 16 / 21 ] simplifiying candidate # 1546423051.311 * * * * [misc]progress: [ 17 / 21 ] simplifiying candidate # 1546423051.311 * * * * [misc]progress: [ 18 / 21 ] simplifiying candidate # 1546423051.311 * * * * [misc]progress: [ 19 / 21 ] simplifiying candidate # 1546423051.311 * [enter]simplify: Simplifying (- (+ x (+ (* 1/3 (pow x 3)) (* 1/2 (pow x 2))))) 1546423051.311 * * [misc]simplify: iters left: 6 (12 enodes) 1546423051.313 * * [misc]simplify: iters left: 5 (25 enodes) 1546423051.318 * * [misc]simplify: iters left: 4 (55 enodes) 1546423051.332 * * [misc]simplify: iters left: 3 (157 enodes) 1546423051.407 * * [misc]simplify: iters left: 2 (387 enodes) 1546423051.616 * [exit]simplify: Simplified to (fma (* x x) (fma -1/3 x -1/2) (- x)) 1546423051.617 * [misc]simplify: Simplified (2 1) to (λ (x) (fma (fma (* x x) (fma -1/3 x -1/2) (- x)) -1/2 (/ (log1p x) 2))) 1546423051.617 * * * * [misc]progress: [ 20 / 21 ] simplifiying candidate # 1546423051.617 * [enter]simplify: Simplifying (- (log -1) (+ (log (/ 1 x)) (+ (* 1/2 (/ 1 (pow x 2))) (/ 1 x)))) 1546423051.617 * * [misc]simplify: iters left: 6 (14 enodes) 1546423051.623 * * [misc]simplify: iters left: 5 (33 enodes) 1546423051.636 * * [misc]simplify: iters left: 4 (61 enodes) 1546423051.658 * * [misc]simplify: iters left: 3 (128 enodes) 1546423051.699 * * [misc]simplify: iters left: 2 (341 enodes) 1546423051.937 * [exit]simplify: Simplified to (- (+ (log -1) (log x)) (fma (/ (/ 1 x) x) 1/2 (/ 1 x))) 1546423051.937 * [misc]simplify: Simplified (2 1) to (λ (x) (fma (- (+ (log -1) (log x)) (fma (/ (/ 1 x) x) 1/2 (/ 1 x))) -1/2 (/ (log1p x) 2))) 1546423051.937 * * * * [misc]progress: [ 21 / 21 ] simplifiying candidate # 1546423051.937 * [enter]simplify: Simplifying (- (+ (log (/ -1 x)) (+ (* 1/2 (/ 1 (pow x 2))) (/ 1 x)))) 1546423051.937 * * [misc]simplify: iters left: 6 (14 enodes) 1546423051.941 * * [misc]simplify: iters left: 5 (31 enodes) 1546423051.946 * * [misc]simplify: iters left: 4 (55 enodes) 1546423051.958 * * [misc]simplify: iters left: 3 (132 enodes) 1546423052.005 * * [misc]simplify: iters left: 2 (312 enodes) 1546423052.168 * [exit]simplify: Simplified to (fma 1/2 (/ (/ -1 x) x) (- (/ -1 x) (log (/ -1 x)))) 1546423052.169 * [misc]simplify: Simplified (2 1) to (λ (x) (fma (fma 1/2 (/ (/ -1 x) x) (- (/ -1 x) (log (/ -1 x)))) -1/2 (/ (log1p x) 2))) 1546423052.169 * * * [misc]progress: adding candidates to table 1546423052.351 * * [misc]progress: iteration 2 / 4 1546423052.351 * * * [misc]progress: picking best candidate 1546423052.356 * * * * [misc]pick: Picked # 1546423052.356 * * * [misc]progress: localizing error 1546423052.368 * * * [misc]progress: generating rewritten candidates 1546423052.368 * * * * [misc]progress: [ 1 / 1 ] rewriting at (2 1) 1546423052.368 * * * [misc]progress: generating series expansions 1546423052.368 * * * * [misc]progress: [ 1 / 1 ] generating series at (2 1) 1546423052.369 * [misc]backup-simplify: Simplify (log1p (- x)) into (log1p (- x)) 1546423052.369 * [misc]approximate: Taking taylor expansion of (log1p (- x)) in (x) around 0 1546423052.369 * [misc]taylor: Taking taylor expansion of (log1p (- x)) in x 1546423052.369 * [misc]taylor: Rewrote expression to (log (+ 1 (- x))) 1546423052.369 * [misc]taylor: Taking taylor expansion of (+ 1 (- x)) in x 1546423052.369 * [misc]taylor: Taking taylor expansion of 1 in x 1546423052.369 * [misc]backup-simplify: Simplify 1 into 1 1546423052.369 * [misc]taylor: Taking taylor expansion of (- x) in x 1546423052.369 * [misc]taylor: Taking taylor expansion of x in x 1546423052.369 * [misc]backup-simplify: Simplify 0 into 0 1546423052.369 * [misc]backup-simplify: Simplify 1 into 1 1546423052.369 * [misc]backup-simplify: Simplify (- 0) into 0 1546423052.369 * [misc]backup-simplify: Simplify (+ 1 0) into 1 1546423052.369 * [misc]backup-simplify: Simplify (log 1) into 0 1546423052.369 * [misc]taylor: Taking taylor expansion of (log1p (- x)) in x 1546423052.369 * [misc]taylor: Rewrote expression to (log (+ 1 (- x))) 1546423052.369 * [misc]taylor: Taking taylor expansion of (+ 1 (- x)) in x 1546423052.369 * [misc]taylor: Taking taylor expansion of 1 in x 1546423052.369 * [misc]backup-simplify: Simplify 1 into 1 1546423052.369 * [misc]taylor: Taking taylor expansion of (- x) in x 1546423052.369 * [misc]taylor: Taking taylor expansion of x in x 1546423052.369 * [misc]backup-simplify: Simplify 0 into 0 1546423052.369 * [misc]backup-simplify: Simplify 1 into 1 1546423052.370 * [misc]backup-simplify: Simplify (- 0) into 0 1546423052.370 * [misc]backup-simplify: Simplify (+ 1 0) into 1 1546423052.370 * [misc]backup-simplify: Simplify (log 1) into 0 1546423052.370 * [misc]backup-simplify: Simplify 0 into 0 1546423052.370 * [misc]backup-simplify: Simplify (- 1) into -1 1546423052.370 * [misc]backup-simplify: Simplify (+ 0 -1) into -1 1546423052.372 * [misc]backup-simplify: Simplify (/ (+ (* 1 (/ (* (pow (* 1 -1) 1)) (pow 1 1)))) 1) into -1 1546423052.372 * [misc]backup-simplify: Simplify -1 into -1 1546423052.372 * [misc]backup-simplify: Simplify (- 0) into 0 1546423052.372 * [misc]backup-simplify: Simplify (+ 0 0) into 0 1546423052.374 * [misc]backup-simplify: Simplify (/ (+ (* -1 (/ (* (pow (* 1 -1) 2)) (pow 1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow 1 1)))) 2) into -1/2 1546423052.375 * [misc]backup-simplify: Simplify -1/2 into -1/2 1546423052.375 * [misc]backup-simplify: Simplify (- 0) into 0 1546423052.375 * [misc]backup-simplify: Simplify (+ 0 0) into 0 1546423052.379 * [misc]backup-simplify: Simplify (/ (+ (* 2 (/ (* (pow (* 1 -1) 3)) (pow 1 3))) (* -3 (/ (* (pow (* 1 -1) 1) (pow (* 2 0) 1)) (pow 1 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow 1 1)))) 6) into -1/3 1546423052.379 * [misc]backup-simplify: Simplify -1/3 into -1/3 1546423052.379 * [misc]backup-simplify: Simplify (+ (* -1/3 (pow x 3)) (+ (* -1/2 (pow x 2)) (* -1 x))) into (- (+ x (+ (* 1/3 (pow x 3)) (* 1/2 (pow x 2))))) 1546423052.379 * [misc]backup-simplify: Simplify (log1p (- (/ 1 x))) into (log1p (- (/ 1 x))) 1546423052.379 * [misc]approximate: Taking taylor expansion of (log1p (- (/ 1 x))) in (x) around 0 1546423052.379 * [misc]taylor: Taking taylor expansion of (log1p (- (/ 1 x))) in x 1546423052.379 * [misc]taylor: Rewrote expression to (log (+ 1 (- (/ 1 x)))) 1546423052.379 * [misc]taylor: Taking taylor expansion of (+ 1 (- (/ 1 x))) in x 1546423052.379 * [misc]taylor: Taking taylor expansion of 1 in x 1546423052.379 * [misc]backup-simplify: Simplify 1 into 1 1546423052.379 * [misc]taylor: Taking taylor expansion of (- (/ 1 x)) in x 1546423052.379 * [misc]taylor: Taking taylor expansion of (/ 1 x) in x 1546423052.380 * [misc]taylor: Taking taylor expansion of x in x 1546423052.380 * [misc]backup-simplify: Simplify 0 into 0 1546423052.380 * [misc]backup-simplify: Simplify 1 into 1 1546423052.380 * [misc]backup-simplify: Simplify (/ 1 1) into 1 1546423052.380 * [misc]backup-simplify: Simplify (- 1) into -1 1546423052.380 * [misc]backup-simplify: Simplify (+ 0 -1) into -1 1546423052.380 * [misc]backup-simplify: Simplify (log -1) into (log -1) 1546423052.380 * [misc]taylor: Taking taylor expansion of (log1p (- (/ 1 x))) in x 1546423052.380 * [misc]taylor: Rewrote expression to (log (+ 1 (- (/ 1 x)))) 1546423052.380 * [misc]taylor: Taking taylor expansion of (+ 1 (- (/ 1 x))) in x 1546423052.380 * [misc]taylor: Taking taylor expansion of 1 in x 1546423052.380 * [misc]backup-simplify: Simplify 1 into 1 1546423052.380 * [misc]taylor: Taking taylor expansion of (- (/ 1 x)) in x 1546423052.380 * [misc]taylor: Taking taylor expansion of (/ 1 x) in x 1546423052.380 * [misc]taylor: Taking taylor expansion of x in x 1546423052.380 * [misc]backup-simplify: Simplify 0 into 0 1546423052.380 * [misc]backup-simplify: Simplify 1 into 1 1546423052.380 * [misc]backup-simplify: Simplify (/ 1 1) into 1 1546423052.380 * [misc]backup-simplify: Simplify (- 1) into -1 1546423052.380 * [misc]backup-simplify: Simplify (+ 0 -1) into -1 1546423052.381 * [misc]backup-simplify: Simplify (log -1) into (log -1) 1546423052.381 * [misc]backup-simplify: Simplify (+ (* (- 1) (log x)) (log -1)) into (- (log -1) (log x)) 1546423052.381 * [misc]backup-simplify: Simplify (- (log -1) (log x)) into (- (log -1) (log x)) 1546423052.381 * [misc]backup-simplify: Simplify (- (+ (* 1 (/ 0 1)))) into 0 1546423052.381 * [misc]backup-simplify: Simplify (- 0) into 0 1546423052.381 * [misc]backup-simplify: Simplify (+ 1 0) into 1 1546423052.383 * [misc]backup-simplify: Simplify (/ (+ (* 1 (/ (* (pow (* 1 1) 1)) (pow -1 1)))) 1) into -1 1546423052.383 * [misc]backup-simplify: Simplify -1 into -1 1546423052.383 * [misc]backup-simplify: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1546423052.383 * [misc]backup-simplify: Simplify (- 0) into 0 1546423052.383 * [misc]backup-simplify: Simplify (+ 0 0) into 0 1546423052.386 * [misc]backup-simplify: Simplify (/ (+ (* -1 (/ (* (pow (* 1 1) 2)) (pow -1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow -1 1)))) 2) into -1/2 1546423052.386 * [misc]backup-simplify: Simplify -1/2 into -1/2 1546423052.386 * [misc]backup-simplify: Simplify (+ (* -1/2 (pow (/ 1 x) 2)) (+ (* -1 (/ 1 x)) (- (log -1) (log (/ 1 x))))) into (- (log -1) (+ (log (/ 1 x)) (+ (* 1/2 (/ 1 (pow x 2))) (/ 1 x)))) 1546423052.387 * [misc]backup-simplify: Simplify (log1p (- (/ 1 (- x)))) into (log1p (/ 1 x)) 1546423052.387 * [misc]approximate: Taking taylor expansion of (log1p (/ 1 x)) in (x) around 0 1546423052.387 * [misc]taylor: Taking taylor expansion of (log1p (/ 1 x)) in x 1546423052.387 * [misc]taylor: Rewrote expression to (log (+ 1 (/ 1 x))) 1546423052.387 * [misc]taylor: Taking taylor expansion of (+ 1 (/ 1 x)) in x 1546423052.387 * [misc]taylor: Taking taylor expansion of 1 in x 1546423052.387 * [misc]backup-simplify: Simplify 1 into 1 1546423052.387 * [misc]taylor: Taking taylor expansion of (/ 1 x) in x 1546423052.387 * [misc]taylor: Taking taylor expansion of x in x 1546423052.387 * [misc]backup-simplify: Simplify 0 into 0 1546423052.387 * [misc]backup-simplify: Simplify 1 into 1 1546423052.387 * [misc]backup-simplify: Simplify (/ 1 1) into 1 1546423052.387 * [misc]backup-simplify: Simplify (+ 0 1) into 1 1546423052.387 * [misc]backup-simplify: Simplify (log 1) into 0 1546423052.387 * [misc]taylor: Taking taylor expansion of (log1p (/ 1 x)) in x 1546423052.387 * [misc]taylor: Rewrote expression to (log (+ 1 (/ 1 x))) 1546423052.387 * [misc]taylor: Taking taylor expansion of (+ 1 (/ 1 x)) in x 1546423052.387 * [misc]taylor: Taking taylor expansion of 1 in x 1546423052.387 * [misc]backup-simplify: Simplify 1 into 1 1546423052.387 * [misc]taylor: Taking taylor expansion of (/ 1 x) in x 1546423052.387 * [misc]taylor: Taking taylor expansion of x in x 1546423052.387 * [misc]backup-simplify: Simplify 0 into 0 1546423052.387 * [misc]backup-simplify: Simplify 1 into 1 1546423052.387 * [misc]backup-simplify: Simplify (/ 1 1) into 1 1546423052.388 * [misc]backup-simplify: Simplify (+ 0 1) into 1 1546423052.388 * [misc]backup-simplify: Simplify (log 1) into 0 1546423052.388 * [misc]backup-simplify: Simplify (+ (* (- 1) (log x)) 0) into (- (log x)) 1546423052.388 * [misc]backup-simplify: Simplify (- (log x)) into (- (log x)) 1546423052.388 * [misc]backup-simplify: Simplify (- (+ (* 1 (/ 0 1)))) into 0 1546423052.388 * [misc]backup-simplify: Simplify (+ 1 0) into 1 1546423052.390 * [misc]backup-simplify: Simplify (/ (+ (* 1 (/ (* (pow (* 1 1) 1)) (pow 1 1)))) 1) into 1 1546423052.390 * [misc]backup-simplify: Simplify 1 into 1 1546423052.390 * [misc]backup-simplify: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1546423052.390 * [misc]backup-simplify: Simplify (+ 0 0) into 0 1546423052.392 * [misc]backup-simplify: Simplify (/ (+ (* -1 (/ (* (pow (* 1 1) 2)) (pow 1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow 1 1)))) 2) into -1/2 1546423052.392 * [misc]backup-simplify: Simplify -1/2 into -1/2 1546423052.393 * [misc]backup-simplify: Simplify (+ (* -1/2 (pow (/ 1 (- x)) 2)) (+ (* 1 (/ 1 (- x))) (- (log (/ 1 (- x)))))) into (- (+ (log (/ -1 x)) (+ (* 1/2 (/ 1 (pow x 2))) (/ 1 x)))) 1546423052.393 * * * [misc]progress: simplifying candidates 1546423052.393 * * * * [misc]progress: [ 1 / 14 ] simplifiying candidate # 1546423052.393 * * * * [misc]progress: [ 2 / 14 ] simplifiying candidate # 1546423052.393 * * * * [misc]progress: [ 3 / 14 ] simplifiying candidate # 1546423052.393 * * * * [misc]progress: [ 4 / 14 ] simplifiying candidate # 1546423052.393 * [enter]simplify: Simplifying (- x) 1546423052.393 * * [misc]simplify: iters left: 2 (2 enodes) 1546423052.393 * [exit]simplify: Simplified to (- x) 1546423052.393 * [misc]simplify: Simplified (2 1 1) to (λ (x) (fma (log1p (- x)) -1/2 (/ (log1p x) 2))) 1546423052.393 * * * * [misc]progress: [ 5 / 14 ] simplifiying candidate # 1546423052.393 * * * * [misc]progress: [ 6 / 14 ] simplifiying candidate # 1546423052.393 * * * * [misc]progress: [ 7 / 14 ] simplifiying candidate # 1546423052.394 * * * * [misc]progress: [ 8 / 14 ] simplifiying candidate # 1546423052.394 * * * * [misc]progress: [ 9 / 14 ] simplifiying candidate # 1546423052.394 * * * * [misc]progress: [ 10 / 14 ] simplifiying candidate # 1546423052.394 * * * * [misc]progress: [ 11 / 14 ] simplifiying candidate # 1546423052.394 * * * * [misc]progress: [ 12 / 14 ] simplifiying candidate # 1546423052.394 * [enter]simplify: Simplifying (- (+ x (+ (* 1/3 (pow x 3)) (* 1/2 (pow x 2))))) 1546423052.394 * * [misc]simplify: iters left: 6 (12 enodes) 1546423052.397 * * [misc]simplify: iters left: 5 (25 enodes) 1546423052.405 * * [misc]simplify: iters left: 4 (55 enodes) 1546423052.423 * * [misc]simplify: iters left: 3 (157 enodes) 1546423052.476 * * [misc]simplify: iters left: 2 (387 enodes) 1546423052.652 * [exit]simplify: Simplified to (fma (* x x) (fma -1/3 x -1/2) (- x)) 1546423052.652 * [misc]simplify: Simplified (2 1) to (λ (x) (fma (fma (* x x) (fma -1/3 x -1/2) (- x)) -1/2 (/ (log1p x) 2))) 1546423052.652 * * * * [misc]progress: [ 13 / 14 ] simplifiying candidate # 1546423052.652 * [enter]simplify: Simplifying (- (log -1) (+ (log (/ 1 x)) (+ (* 1/2 (/ 1 (pow x 2))) (/ 1 x)))) 1546423052.653 * * [misc]simplify: iters left: 6 (14 enodes) 1546423052.656 * * [misc]simplify: iters left: 5 (33 enodes) 1546423052.661 * * [misc]simplify: iters left: 4 (61 enodes) 1546423052.674 * * [misc]simplify: iters left: 3 (128 enodes) 1546423052.713 * * [misc]simplify: iters left: 2 (341 enodes) 1546423052.945 * [exit]simplify: Simplified to (- (+ (log -1) (log x)) (fma (/ (/ 1 x) x) 1/2 (/ 1 x))) 1546423052.946 * [misc]simplify: Simplified (2 1) to (λ (x) (fma (- (+ (log -1) (log x)) (fma (/ (/ 1 x) x) 1/2 (/ 1 x))) -1/2 (/ (log1p x) 2))) 1546423052.946 * * * * [misc]progress: [ 14 / 14 ] simplifiying candidate # 1546423052.946 * [enter]simplify: Simplifying (- (+ (log (/ -1 x)) (+ (* 1/2 (/ 1 (pow x 2))) (/ 1 x)))) 1546423052.946 * * [misc]simplify: iters left: 6 (14 enodes) 1546423052.951 * * [misc]simplify: iters left: 5 (31 enodes) 1546423052.961 * * [misc]simplify: iters left: 4 (55 enodes) 1546423052.984 * * [misc]simplify: iters left: 3 (132 enodes) 1546423053.059 * * [misc]simplify: iters left: 2 (312 enodes) 1546423053.286 * [exit]simplify: Simplified to (fma 1/2 (/ (/ -1 x) x) (- (/ -1 x) (log (/ -1 x)))) 1546423053.286 * [misc]simplify: Simplified (2 1) to (λ (x) (fma (fma 1/2 (/ (/ -1 x) x) (- (/ -1 x) (log (/ -1 x)))) -1/2 (/ (log1p x) 2))) 1546423053.286 * * * [misc]progress: adding candidates to table 1546423053.443 * [misc]progress: [Phase 3 of 3] Extracting. 1546423053.448 * [enter]simplify: Simplifying (fma (log1p (- x)) -1/2 (/ (log1p x) 2)) 1546423053.448 * * [misc]simplify: iters left: 4 (8 enodes) 1546423053.449 * [exit]simplify: Simplified to (fma (log1p (- x)) -1/2 (/ (log1p x) 2)) 1546423053.449 * * * * [misc]points: Sampling 8000 additional inputs, on iter 0 have 0 / 8000 1546423057.355 * * * * [misc]points: Filtering points with unrepresentable outputs 1546423057.358 * * * * [misc]points: Sampling 3989 additional inputs, on iter 1 have 4011 / 8000 1546423059.238 * * * * [misc]points: Filtering points with unrepresentable outputs 1546423059.239 * * * * [misc]points: Sampling 1948 additional inputs, on iter 2 have 6052 / 8000 1546423060.184 * * * * [misc]points: Filtering points with unrepresentable outputs 1546423060.184 * * * * [misc]points: Sampling 982 additional inputs, on iter 3 have 7018 / 8000 1546423060.573 * * * * [misc]points: Filtering points with unrepresentable outputs 1546423060.573 * * * * [misc]points: Sampling 504 additional inputs, on iter 4 have 7496 / 8000 1546423060.849 * * * * [misc]points: Filtering points with unrepresentable outputs 1546423060.849 * * * * [misc]points: Sampling 263 additional inputs, on iter 5 have 7737 / 8000 1546423060.990 * * * * [misc]points: Filtering points with unrepresentable outputs 1546423060.990 * * * * [misc]points: Sampling 118 additional inputs, on iter 6 have 7882 / 8000 1546423061.028 * * * * [misc]points: Filtering points with unrepresentable outputs 1546423061.028 * * * * [misc]points: Sampling 58 additional inputs, on iter 7 have 7942 / 8000 1546423061.059 * * * * [misc]points: Filtering points with unrepresentable outputs 1546423061.059 * * * * [misc]points: Sampling 25 additional inputs, on iter 8 have 7975 / 8000 1546423061.071 * * * * [misc]points: Filtering points with unrepresentable outputs 1546423061.072 * * * * [misc]points: Sampling 18 additional inputs, on iter 9 have 7982 / 8000 1546423061.080 * * * * [misc]points: Filtering points with unrepresentable outputs 1546423061.080 * * * * [misc]points: Sampling 8 additional inputs, on iter 10 have 7992 / 8000 1546423061.085 * * * * [misc]points: Filtering points with unrepresentable outputs 1546423061.085 * * * * [misc]points: Sampling 4 additional inputs, on iter 11 have 7998 / 8000 1546423061.087 * * * * [misc]points: Filtering points with unrepresentable outputs 1546423061.087 * * * * [misc]points: Sampling 4 additional inputs, on iter 12 have 7999 / 8000 1546423061.091 * * * * [misc]points: Filtering points with unrepresentable outputs 1546423061.091 * * * * [exit]points: Sampled 8003 points with exact outputs 1546423061.633 * [misc]regime-testing: Baseline error score: 0.007125 1546423061.633 * [misc]regime-testing: Oracle error score: 0.007125 1546423061.634 * [misc]regime-testing: End program error score: 0.007125