27.544 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.107 * * * [progress]: [2/2] Setting up program.
0.109 * [progress]: [Phase 2 of 3] Improving.
0.110 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (x) (log (+ x (sqrt (- (* x x) 1)))))>
0.110 * [simplify]: Simplifying:
  (log (+ x (sqrt (- (* x x) 1))))
0.110 * * [simplify]: iteration 1: (7 enodes)
0.112 * * [simplify]: iteration 2: (15 enodes)
0.114 * * [simplify]: iteration 3: (19 enodes)
0.117 * * [simplify]: iteration 4: (35 enodes)
0.151 * * [simplify]: iteration 5: (66 enodes)
0.173 * * [simplify]: iteration 6: (117 enodes)
0.216 * * [simplify]: iteration 7: (252 enodes)
0.395 * * [simplify]: iteration 8: (489 enodes)
1.674 * * [simplify]: iteration 9: (1502 enodes)
20.149 * * [simplify]: Extracting #0: cost 1 inf + 0
20.149 * * [simplify]: Extracting #1: cost 2 inf + 0
20.149 * * [simplify]: Extracting #2: cost 4 inf + 0
20.149 * * [simplify]: Extracting #3: cost 4 inf + 1
20.149 * * [simplify]: Extracting #4: cost 149 inf + 1
20.153 * * [simplify]: Extracting #5: cost 446 inf + 2716
20.177 * * [simplify]: Extracting #6: cost 77 inf + 52940
20.198 * * [simplify]: Extracting #7: cost 1 inf + 64399
20.227 * * [simplify]: Extracting #8: cost 0 inf + 64388
20.255 * [simplify]: Simplified to:
  (log (+ x (sqrt (fma x x -1))))
20.262 * * [progress]: iteration 1 / 4
20.262 * * * [progress]: picking best candidate
20.264 * * * * [pick]: Picked  #<alt (λ (x) (log (+ x (sqrt (fma x x -1)))))>
20.264 * * * [progress]: localizing error
20.276 * * * [progress]: generating rewritten candidates
20.276 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1 2)
20.277 * * * [progress]: generating series expansions
20.277 * * * * [progress]: [ 1 / 1 ] generating series at (2 1 2)
20.277 * [backup-simplify]: Simplify (sqrt (fma x x -1)) into (sqrt (fma x x -1))
20.277 * [approximate]: Taking taylor expansion of (sqrt (fma x x -1)) in (x) around 0
20.278 * [taylor]: Taking taylor expansion of (sqrt (fma x x -1)) in x
20.278 * [taylor]: Taking taylor expansion of (fma x x -1) in x
20.278 * [taylor]: Rewrote expression to (+ (* x x) -1)
20.278 * [taylor]: Taking taylor expansion of (* x x) in x
20.278 * [taylor]: Taking taylor expansion of x in x
20.278 * [backup-simplify]: Simplify 0 into 0
20.278 * [backup-simplify]: Simplify 1 into 1
20.278 * [taylor]: Taking taylor expansion of x in x
20.278 * [backup-simplify]: Simplify 0 into 0
20.278 * [backup-simplify]: Simplify 1 into 1
20.278 * [taylor]: Taking taylor expansion of -1 in x
20.278 * [backup-simplify]: Simplify -1 into -1
20.278 * [backup-simplify]: Simplify (* 0 0) into 0
20.279 * [backup-simplify]: Simplify (+ 0 -1) into -1
20.279 * [backup-simplify]: Simplify (sqrt -1) into (sqrt -1)
20.279 * [backup-simplify]: Simplify (+ (* 0 1) (* 1 0)) into 0
20.280 * [backup-simplify]: Simplify (+ 0 0) into 0
20.280 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt -1))) into 0
20.280 * [taylor]: Taking taylor expansion of (sqrt (fma x x -1)) in x
20.280 * [taylor]: Taking taylor expansion of (fma x x -1) in x
20.280 * [taylor]: Rewrote expression to (+ (* x x) -1)
20.280 * [taylor]: Taking taylor expansion of (* x x) in x
20.280 * [taylor]: Taking taylor expansion of x in x
20.280 * [backup-simplify]: Simplify 0 into 0
20.280 * [backup-simplify]: Simplify 1 into 1
20.280 * [taylor]: Taking taylor expansion of x in x
20.280 * [backup-simplify]: Simplify 0 into 0
20.280 * [backup-simplify]: Simplify 1 into 1
20.280 * [taylor]: Taking taylor expansion of -1 in x
20.280 * [backup-simplify]: Simplify -1 into -1
20.280 * [backup-simplify]: Simplify (* 0 0) into 0
20.281 * [backup-simplify]: Simplify (+ 0 -1) into -1
20.281 * [backup-simplify]: Simplify (sqrt -1) into (sqrt -1)
20.281 * [backup-simplify]: Simplify (+ (* 0 1) (* 1 0)) into 0
20.282 * [backup-simplify]: Simplify (+ 0 0) into 0
20.282 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt -1))) into 0
20.282 * [backup-simplify]: Simplify (sqrt -1) into (sqrt -1)
20.282 * [backup-simplify]: Simplify 0 into 0
20.283 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
20.283 * [backup-simplify]: Simplify (+ 1 0) into 1
20.285 * [backup-simplify]: Simplify (/ (- 1 (pow 0 2) (+)) (* 2 (sqrt -1))) into (/ 1/2 (sqrt -1))
20.286 * [backup-simplify]: Simplify (/ 1/2 (sqrt -1)) into (/ 1/2 (sqrt -1))
20.286 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
20.287 * [backup-simplify]: Simplify (+ 0 0) into 0
20.288 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 (/ 1/2 (sqrt -1)))))) (* 2 (sqrt -1))) into 0
20.289 * [backup-simplify]: Simplify 0 into 0
20.290 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
20.290 * [backup-simplify]: Simplify (+ 0 0) into 0
20.295 * [backup-simplify]: Simplify (/ (- 0 (pow (/ 1/2 (sqrt -1)) 2) (+ (* 2 (* 0 0)))) (* 2 (sqrt -1))) into (/ 1/8 (sqrt -1))
20.295 * [backup-simplify]: Simplify (/ 1/8 (sqrt -1)) into (/ 1/8 (sqrt -1))
20.298 * [backup-simplify]: Simplify (+ (* (/ 1/8 (sqrt -1)) (pow x 4)) (+ (* (/ 1/2 (sqrt -1)) (pow x 2)) (sqrt -1))) into (+ (* 1/8 (/ (pow x 4) (sqrt -1))) (+ (* 1/2 (/ (pow x 2) (sqrt -1))) (sqrt -1)))
20.298 * [backup-simplify]: Simplify (sqrt (fma (/ 1 x) (/ 1 x) -1)) into (sqrt (fma (/ 1 x) (/ 1 x) -1))
20.298 * [approximate]: Taking taylor expansion of (sqrt (fma (/ 1 x) (/ 1 x) -1)) in (x) around 0
20.298 * [taylor]: Taking taylor expansion of (sqrt (fma (/ 1 x) (/ 1 x) -1)) in x
20.298 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 x) -1) in x
20.298 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 x)) -1)
20.298 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 x)) in x
20.298 * [taylor]: Taking taylor expansion of (/ 1 x) in x
20.298 * [taylor]: Taking taylor expansion of x in x
20.298 * [backup-simplify]: Simplify 0 into 0
20.298 * [backup-simplify]: Simplify 1 into 1
20.299 * [backup-simplify]: Simplify (/ 1 1) into 1
20.299 * [taylor]: Taking taylor expansion of (/ 1 x) in x
20.299 * [taylor]: Taking taylor expansion of x in x
20.299 * [backup-simplify]: Simplify 0 into 0
20.299 * [backup-simplify]: Simplify 1 into 1
20.299 * [backup-simplify]: Simplify (/ 1 1) into 1
20.299 * [taylor]: Taking taylor expansion of -1 in x
20.299 * [backup-simplify]: Simplify -1 into -1
20.300 * [backup-simplify]: Simplify (* 1 1) into 1
20.300 * [backup-simplify]: Simplify (+ 1 0) into 1
20.301 * [backup-simplify]: Simplify (sqrt 1) into 1
20.301 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
20.302 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
20.302 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
20.303 * [backup-simplify]: Simplify (+ 0 0) into 0
20.303 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt 1))) into 0
20.303 * [taylor]: Taking taylor expansion of (sqrt (fma (/ 1 x) (/ 1 x) -1)) in x
20.303 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 x) -1) in x
20.303 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 x)) -1)
20.303 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 x)) in x
20.303 * [taylor]: Taking taylor expansion of (/ 1 x) in x
20.303 * [taylor]: Taking taylor expansion of x in x
20.303 * [backup-simplify]: Simplify 0 into 0
20.303 * [backup-simplify]: Simplify 1 into 1
20.303 * [backup-simplify]: Simplify (/ 1 1) into 1
20.303 * [taylor]: Taking taylor expansion of (/ 1 x) in x
20.304 * [taylor]: Taking taylor expansion of x in x
20.304 * [backup-simplify]: Simplify 0 into 0
20.304 * [backup-simplify]: Simplify 1 into 1
20.304 * [backup-simplify]: Simplify (/ 1 1) into 1
20.304 * [taylor]: Taking taylor expansion of -1 in x
20.304 * [backup-simplify]: Simplify -1 into -1
20.304 * [backup-simplify]: Simplify (* 1 1) into 1
20.304 * [backup-simplify]: Simplify (+ 1 0) into 1
20.305 * [backup-simplify]: Simplify (sqrt 1) into 1
20.305 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
20.305 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
20.306 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
20.306 * [backup-simplify]: Simplify (+ 0 0) into 0
20.306 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt 1))) into 0
20.307 * [backup-simplify]: Simplify 1 into 1
20.307 * [backup-simplify]: Simplify 0 into 0
20.307 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
20.308 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
20.308 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
20.308 * [backup-simplify]: Simplify (+ 0 -1) into -1
20.309 * [backup-simplify]: Simplify (/ (- -1 (pow 0 2) (+)) (* 2 1)) into -1/2
20.309 * [backup-simplify]: Simplify -1/2 into -1/2
20.310 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
20.310 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
20.311 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
20.311 * [backup-simplify]: Simplify (+ 0 0) into 0
20.312 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 -1/2)))) (* 2 1)) into 0
20.312 * [backup-simplify]: Simplify 0 into 0
20.313 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
20.313 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
20.314 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
20.314 * [backup-simplify]: Simplify (+ 0 0) into 0
20.315 * [backup-simplify]: Simplify (/ (- 0 (pow -1/2 2) (+ (* 2 (* 0 0)))) (* 2 1)) into -1/8
20.315 * [backup-simplify]: Simplify -1/8 into -1/8
20.315 * [backup-simplify]: Simplify (+ (* -1/8 (pow (/ 1 x) 3)) (+ (* -1/2 (/ 1 x)) (* 1 (/ 1 (/ 1 x))))) into (- x (+ (* 1/8 (/ 1 (pow x 3))) (* 1/2 (/ 1 x))))
20.315 * [backup-simplify]: Simplify (sqrt (fma (/ 1 (- x)) (/ 1 (- x)) -1)) into (sqrt (fma (/ -1 x) (/ -1 x) -1))
20.315 * [approximate]: Taking taylor expansion of (sqrt (fma (/ -1 x) (/ -1 x) -1)) in (x) around 0
20.315 * [taylor]: Taking taylor expansion of (sqrt (fma (/ -1 x) (/ -1 x) -1)) in x
20.315 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 x) -1) in x
20.315 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 x)) -1)
20.315 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 x)) in x
20.315 * [taylor]: Taking taylor expansion of (/ -1 x) in x
20.315 * [taylor]: Taking taylor expansion of -1 in x
20.315 * [backup-simplify]: Simplify -1 into -1
20.315 * [taylor]: Taking taylor expansion of x in x
20.315 * [backup-simplify]: Simplify 0 into 0
20.315 * [backup-simplify]: Simplify 1 into 1
20.316 * [backup-simplify]: Simplify (/ -1 1) into -1
20.316 * [taylor]: Taking taylor expansion of (/ -1 x) in x
20.316 * [taylor]: Taking taylor expansion of -1 in x
20.316 * [backup-simplify]: Simplify -1 into -1
20.316 * [taylor]: Taking taylor expansion of x in x
20.316 * [backup-simplify]: Simplify 0 into 0
20.316 * [backup-simplify]: Simplify 1 into 1
20.316 * [backup-simplify]: Simplify (/ -1 1) into -1
20.316 * [taylor]: Taking taylor expansion of -1 in x
20.316 * [backup-simplify]: Simplify -1 into -1
20.316 * [backup-simplify]: Simplify (* -1 -1) into 1
20.317 * [backup-simplify]: Simplify (+ 1 0) into 1
20.317 * [backup-simplify]: Simplify (sqrt 1) into 1
20.317 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
20.318 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
20.318 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 -1)) into 0
20.319 * [backup-simplify]: Simplify (+ 0 0) into 0
20.319 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt 1))) into 0
20.319 * [taylor]: Taking taylor expansion of (sqrt (fma (/ -1 x) (/ -1 x) -1)) in x
20.319 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 x) -1) in x
20.319 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 x)) -1)
20.319 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 x)) in x
20.319 * [taylor]: Taking taylor expansion of (/ -1 x) in x
20.319 * [taylor]: Taking taylor expansion of -1 in x
20.319 * [backup-simplify]: Simplify -1 into -1
20.319 * [taylor]: Taking taylor expansion of x in x
20.319 * [backup-simplify]: Simplify 0 into 0
20.319 * [backup-simplify]: Simplify 1 into 1
20.319 * [backup-simplify]: Simplify (/ -1 1) into -1
20.319 * [taylor]: Taking taylor expansion of (/ -1 x) in x
20.319 * [taylor]: Taking taylor expansion of -1 in x
20.319 * [backup-simplify]: Simplify -1 into -1
20.319 * [taylor]: Taking taylor expansion of x in x
20.320 * [backup-simplify]: Simplify 0 into 0
20.320 * [backup-simplify]: Simplify 1 into 1
20.320 * [backup-simplify]: Simplify (/ -1 1) into -1
20.320 * [taylor]: Taking taylor expansion of -1 in x
20.320 * [backup-simplify]: Simplify -1 into -1
20.320 * [backup-simplify]: Simplify (* -1 -1) into 1
20.320 * [backup-simplify]: Simplify (+ 1 0) into 1
20.321 * [backup-simplify]: Simplify (sqrt 1) into 1
20.321 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
20.322 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
20.322 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 -1)) into 0
20.322 * [backup-simplify]: Simplify (+ 0 0) into 0
20.323 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt 1))) into 0
20.323 * [backup-simplify]: Simplify 1 into 1
20.323 * [backup-simplify]: Simplify 0 into 0
20.323 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
20.324 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
20.325 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 -1))) into 0
20.325 * [backup-simplify]: Simplify (+ 0 -1) into -1
20.325 * [backup-simplify]: Simplify (/ (- -1 (pow 0 2) (+)) (* 2 1)) into -1/2
20.325 * [backup-simplify]: Simplify -1/2 into -1/2
20.326 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
20.327 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
20.327 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 -1)))) into 0
20.328 * [backup-simplify]: Simplify (+ 0 0) into 0
20.328 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 -1/2)))) (* 2 1)) into 0
20.328 * [backup-simplify]: Simplify 0 into 0
20.329 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
20.329 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
20.330 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 -1))))) into 0
20.336 * [backup-simplify]: Simplify (+ 0 0) into 0
20.337 * [backup-simplify]: Simplify (/ (- 0 (pow -1/2 2) (+ (* 2 (* 0 0)))) (* 2 1)) into -1/8
20.338 * [backup-simplify]: Simplify -1/8 into -1/8
20.338 * [backup-simplify]: Simplify (+ (* -1/8 (pow (/ 1 (- x)) 3)) (+ (* -1/2 (/ 1 (- x))) (* 1 (/ 1 (/ 1 (- x)))))) into (- (+ (* 1/8 (/ 1 (pow x 3))) (* 1/2 (/ 1 x))) x)
20.338 * * * [progress]: simplifying candidates
20.338 * * * * [progress]: [ 1 / 19 ] simplifiying candidate #<alt (λ (x) (log (+ x (log1p (expm1 (sqrt (fma x x -1)))))))>
20.338 * * * * [progress]: [ 2 / 19 ] simplifiying candidate #<alt (λ (x) (log (+ x (expm1 (log1p (sqrt (fma x x -1)))))))>
20.338 * * * * [progress]: [ 3 / 19 ] simplifiying candidate #<alt (λ (x) (log (+ x (pow (fma x x -1) 1/2))))>
20.338 * * * * [progress]: [ 4 / 19 ] simplifiying candidate #<alt (λ (x) (log (+ x (pow (sqrt (fma x x -1)) 1))))>
20.338 * * * * [progress]: [ 5 / 19 ] simplifiying candidate #<alt (λ (x) (log (+ x (exp (log (sqrt (fma x x -1)))))))>
20.338 * * * * [progress]: [ 6 / 19 ] simplifiying candidate #<alt (λ (x) (log (+ x (log (exp (sqrt (fma x x -1)))))))>
20.338 * * * * [progress]: [ 7 / 19 ] simplifiying candidate #<alt (λ (x) (log (+ x (* (* (cbrt (sqrt (fma x x -1))) (cbrt (sqrt (fma x x -1)))) (cbrt (sqrt (fma x x -1)))))))>
20.339 * * * * [progress]: [ 8 / 19 ] simplifiying candidate #<alt (λ (x) (log (+ x (cbrt (* (* (sqrt (fma x x -1)) (sqrt (fma x x -1))) (sqrt (fma x x -1)))))))>
20.339 * * * * [progress]: [ 9 / 19 ] simplifiying candidate #<alt (λ (x) (log (+ x (* (sqrt (* (cbrt (fma x x -1)) (cbrt (fma x x -1)))) (sqrt (cbrt (fma x x -1)))))))>
20.339 * * * * [progress]: [ 10 / 19 ] simplifiying candidate #<alt (λ (x) (log (+ x (* (sqrt (sqrt (fma x x -1))) (sqrt (sqrt (fma x x -1)))))))>
20.339 * * * * [progress]: [ 11 / 19 ] simplifiying candidate #<alt (λ (x) (log (+ x (* (sqrt 1) (sqrt (fma x x -1))))))>
20.339 * * * * [progress]: [ 12 / 19 ] simplifiying candidate #<alt (λ (x) (log (+ x (pow (fma x x -1) (/ 1 2)))))>
20.339 * * * * [progress]: [ 13 / 19 ] simplifiying candidate #<alt (λ (x) (log (+ x (* (sqrt (sqrt (fma x x -1))) (sqrt (sqrt (fma x x -1)))))))>
20.339 * * * * [progress]: [ 14 / 19 ] simplifiying candidate #<alt (λ (x) (log (+ x (fabs (sqrt (fma x x -1))))))>
20.339 * * * * [progress]: [ 15 / 19 ] simplifiying candidate #<alt (λ (x) (log (+ x (* 1 (sqrt (fma x x -1))))))>
20.339 * * * * [progress]: [ 16 / 19 ] simplifiying candidate #<alt (λ (x) (log (+ x (posit16->real (real->posit16 (sqrt (fma x x -1)))))))>
20.339 * * * * [progress]: [ 17 / 19 ] simplifiying candidate #<alt (λ (x) (log (+ x (+ (* 1/8 (/ (pow x 4) (sqrt -1))) (+ (* 1/2 (/ (pow x 2) (sqrt -1))) (sqrt -1))))))>
20.339 * * * * [progress]: [ 18 / 19 ] simplifiying candidate #<alt (λ (x) (log (+ x (- x (+ (* 1/8 (/ 1 (pow x 3))) (* 1/2 (/ 1 x)))))))>
20.339 * * * * [progress]: [ 19 / 19 ] simplifiying candidate #<alt (λ (x) (log (+ x (- (+ (* 1/8 (/ 1 (pow x 3))) (* 1/2 (/ 1 x))) x))))>
20.340 * [simplify]: Simplifying:
  (expm1 (sqrt (fma x x -1)))
  (log1p (sqrt (fma x x -1)))
  (log (sqrt (fma x x -1)))
  (exp (sqrt (fma x x -1)))
  (* (cbrt (sqrt (fma x x -1))) (cbrt (sqrt (fma x x -1))))
  (cbrt (sqrt (fma x x -1)))
  (* (* (sqrt (fma x x -1)) (sqrt (fma x x -1))) (sqrt (fma x x -1)))
  (sqrt (* (cbrt (fma x x -1)) (cbrt (fma x x -1))))
  (sqrt (cbrt (fma x x -1)))
  (sqrt (sqrt (fma x x -1)))
  (sqrt (sqrt (fma x x -1)))
  (sqrt 1)
  (sqrt (fma x x -1))
  (/ 1 2)
  (sqrt (sqrt (fma x x -1)))
  (sqrt (sqrt (fma x x -1)))
  (real->posit16 (sqrt (fma x x -1)))
  (+ (* 1/8 (/ (pow x 4) (sqrt -1))) (+ (* 1/2 (/ (pow x 2) (sqrt -1))) (sqrt -1)))
  (- x (+ (* 1/8 (/ 1 (pow x 3))) (* 1/2 (/ 1 x))))
  (- (+ (* 1/8 (/ 1 (pow x 3))) (* 1/2 (/ 1 x))) x)
20.340 * * [simplify]: iteration 1: (43 enodes)
20.356 * * [simplify]: iteration 2: (88 enodes)
20.374 * * [simplify]: iteration 3: (186 enodes)
20.441 * * [simplify]: iteration 4: (420 enodes)
20.623 * * [simplify]: iteration 5: (928 enodes)
21.366 * * [simplify]: Extracting #0: cost 17 inf + 0
21.366 * * [simplify]: Extracting #1: cost 96 inf + 2
21.369 * * [simplify]: Extracting #2: cost 311 inf + 2425
21.381 * * [simplify]: Extracting #3: cost 249 inf + 24652
21.396 * * [simplify]: Extracting #4: cost 124 inf + 54528
21.412 * * [simplify]: Extracting #5: cost 27 inf + 101420
21.427 * * [simplify]: Extracting #6: cost 1 inf + 116173
21.443 * * [simplify]: Extracting #7: cost 0 inf + 116385
21.458 * [simplify]: Simplified to:
  (expm1 (sqrt (fma x x -1)))
  (log1p (sqrt (fma x x -1)))
  (log (sqrt (fma x x -1)))
  (exp (sqrt (fma x x -1)))
  (* (cbrt (sqrt (fma x x -1))) (cbrt (sqrt (fma x x -1))))
  (cbrt (sqrt (fma x x -1)))
  (* (fma x x -1) (sqrt (fma x x -1)))
  (fabs (cbrt (fma x x -1)))
  (sqrt (cbrt (fma x x -1)))
  (sqrt (sqrt (fma x x -1)))
  (sqrt (sqrt (fma x x -1)))
  1
  (sqrt (fma x x -1))
  1/2
  (sqrt (sqrt (fma x x -1)))
  (sqrt (sqrt (fma x x -1)))
  (real->posit16 (sqrt (fma x x -1)))
  (fma (* (/ (* x x) (sqrt -1)) (* x x)) 1/8 (fma 1/2 (/ (* x x) (sqrt -1)) (sqrt -1)))
  (fma (/ 1 x) -1/2 (fma (/ (/ 1 x) (* x x)) -1/8 x))
  (- (/ (/ 1/8 x) (* x x)) (- x (/ 1/2 x)))
21.459 * * * [progress]: adding candidates to table
21.602 * * [progress]: iteration 2 / 4
21.602 * * * [progress]: picking best candidate
21.605 * * * * [pick]: Picked  #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (/ (/ 1 x) (* x x)) -1/8 x)))))>
21.605 * * * [progress]: localizing error
21.628 * * * [progress]: generating rewritten candidates
21.628 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1 2 3 1)
21.652 * * * [progress]: generating series expansions
21.652 * * * * [progress]: [ 1 / 1 ] generating series at (2 1 2 3 1)
21.652 * [backup-simplify]: Simplify (/ (/ 1 x) (* x x)) into (/ 1 (pow x 3))
21.652 * [approximate]: Taking taylor expansion of (/ 1 (pow x 3)) in (x) around 0
21.652 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
21.652 * [taylor]: Taking taylor expansion of (pow x 3) in x
21.652 * [taylor]: Taking taylor expansion of x in x
21.652 * [backup-simplify]: Simplify 0 into 0
21.652 * [backup-simplify]: Simplify 1 into 1
21.660 * [backup-simplify]: Simplify (* 1 1) into 1
21.660 * [backup-simplify]: Simplify (* 1 1) into 1
21.661 * [backup-simplify]: Simplify (/ 1 1) into 1
21.661 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
21.661 * [taylor]: Taking taylor expansion of (pow x 3) in x
21.661 * [taylor]: Taking taylor expansion of x in x
21.661 * [backup-simplify]: Simplify 0 into 0
21.661 * [backup-simplify]: Simplify 1 into 1
21.661 * [backup-simplify]: Simplify (* 1 1) into 1
21.662 * [backup-simplify]: Simplify (* 1 1) into 1
21.662 * [backup-simplify]: Simplify (/ 1 1) into 1
21.662 * [backup-simplify]: Simplify 1 into 1
21.663 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
21.664 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
21.665 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
21.665 * [backup-simplify]: Simplify 0 into 0
21.666 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
21.667 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
21.668 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
21.668 * [backup-simplify]: Simplify 0 into 0
21.669 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
21.670 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
21.671 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
21.671 * [backup-simplify]: Simplify 0 into 0
21.673 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
21.674 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
21.675 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
21.675 * [backup-simplify]: Simplify 0 into 0
21.676 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
21.678 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
21.679 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
21.679 * [backup-simplify]: Simplify 0 into 0
21.680 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
21.682 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
21.683 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
21.683 * [backup-simplify]: Simplify 0 into 0
21.683 * [backup-simplify]: Simplify (* 1 (pow (/ 1 x) 3)) into (/ 1 (pow x 3))
21.683 * [backup-simplify]: Simplify (/ (/ 1 (/ 1 x)) (* (/ 1 x) (/ 1 x))) into (pow x 3)
21.683 * [approximate]: Taking taylor expansion of (pow x 3) in (x) around 0
21.683 * [taylor]: Taking taylor expansion of (pow x 3) in x
21.683 * [taylor]: Taking taylor expansion of x in x
21.683 * [backup-simplify]: Simplify 0 into 0
21.683 * [backup-simplify]: Simplify 1 into 1
21.683 * [taylor]: Taking taylor expansion of (pow x 3) in x
21.683 * [taylor]: Taking taylor expansion of x in x
21.683 * [backup-simplify]: Simplify 0 into 0
21.683 * [backup-simplify]: Simplify 1 into 1
21.684 * [backup-simplify]: Simplify (* 1 1) into 1
21.684 * [backup-simplify]: Simplify (* 1 1) into 1
21.684 * [backup-simplify]: Simplify 1 into 1
21.685 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
21.686 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
21.686 * [backup-simplify]: Simplify 0 into 0
21.686 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
21.687 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
21.687 * [backup-simplify]: Simplify 0 into 0
21.688 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
21.689 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
21.690 * [backup-simplify]: Simplify 0 into 0
21.691 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
21.692 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
21.692 * [backup-simplify]: Simplify 0 into 0
21.693 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
21.695 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
21.695 * [backup-simplify]: Simplify 0 into 0
21.696 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
21.698 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
21.698 * [backup-simplify]: Simplify 0 into 0
21.698 * [backup-simplify]: Simplify (* 1 (pow (/ 1 x) 3)) into (/ 1 (pow x 3))
21.698 * [backup-simplify]: Simplify (/ (/ 1 (/ 1 (- x))) (* (/ 1 (- x)) (/ 1 (- x)))) into (* -1 (pow x 3))
21.698 * [approximate]: Taking taylor expansion of (* -1 (pow x 3)) in (x) around 0
21.699 * [taylor]: Taking taylor expansion of (* -1 (pow x 3)) in x
21.699 * [taylor]: Taking taylor expansion of -1 in x
21.699 * [backup-simplify]: Simplify -1 into -1
21.699 * [taylor]: Taking taylor expansion of (pow x 3) in x
21.699 * [taylor]: Taking taylor expansion of x in x
21.699 * [backup-simplify]: Simplify 0 into 0
21.699 * [backup-simplify]: Simplify 1 into 1
21.699 * [taylor]: Taking taylor expansion of (* -1 (pow x 3)) in x
21.699 * [taylor]: Taking taylor expansion of -1 in x
21.699 * [backup-simplify]: Simplify -1 into -1
21.699 * [taylor]: Taking taylor expansion of (pow x 3) in x
21.699 * [taylor]: Taking taylor expansion of x in x
21.699 * [backup-simplify]: Simplify 0 into 0
21.699 * [backup-simplify]: Simplify 1 into 1
21.699 * [backup-simplify]: Simplify (* 1 1) into 1
21.700 * [backup-simplify]: Simplify (* 1 1) into 1
21.700 * [backup-simplify]: Simplify (* -1 1) into -1
21.700 * [backup-simplify]: Simplify -1 into -1
21.701 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
21.702 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
21.702 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 1)) into 0
21.702 * [backup-simplify]: Simplify 0 into 0
21.703 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
21.704 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
21.705 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 1))) into 0
21.705 * [backup-simplify]: Simplify 0 into 0
21.706 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
21.707 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
21.709 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
21.709 * [backup-simplify]: Simplify 0 into 0
21.710 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
21.711 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
21.711 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
21.711 * [backup-simplify]: Simplify 0 into 0
21.712 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
21.713 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
21.714 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
21.714 * [backup-simplify]: Simplify 0 into 0
21.715 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
21.716 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
21.717 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
21.717 * [backup-simplify]: Simplify 0 into 0
21.717 * [backup-simplify]: Simplify (* -1 (pow (/ 1 (- x)) 3)) into (/ 1 (pow x 3))
21.717 * * * [progress]: simplifying candidates
21.717 * * * * [progress]: [ 1 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (log1p (expm1 (/ (/ 1 x) (* x x)))) -1/8 x)))))>
21.717 * * * * [progress]: [ 2 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (expm1 (log1p (/ (/ 1 x) (* x x)))) -1/8 x)))))>
21.717 * * * * [progress]: [ 3 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (pow x (- -1 (+ 1 1))) -1/8 x)))))>
21.717 * * * * [progress]: [ 4 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (pow x (- -1 2)) -1/8 x)))))>
21.717 * * * * [progress]: [ 5 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (pow x (- -1 (+ 1 1))) -1/8 x)))))>
21.717 * * * * [progress]: [ 6 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (pow x (- -1 (* 2 1))) -1/8 x)))))>
21.717 * * * * [progress]: [ 7 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (pow x (- (- 1) (+ 1 1))) -1/8 x)))))>
21.717 * * * * [progress]: [ 8 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (pow x (- (- 1) 2)) -1/8 x)))))>
21.718 * * * * [progress]: [ 9 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (pow x (- (- 1) (+ 1 1))) -1/8 x)))))>
21.718 * * * * [progress]: [ 10 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (pow x (- (- 1) (* 2 1))) -1/8 x)))))>
21.718 * * * * [progress]: [ 11 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (pow (/ (/ 1 x) (* x x)) 1) -1/8 x)))))>
21.718 * * * * [progress]: [ 12 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (exp (- (- (log x)) (+ (log x) (log x)))) -1/8 x)))))>
21.718 * * * * [progress]: [ 13 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (exp (- (- (log x)) (log (* x x)))) -1/8 x)))))>
21.718 * * * * [progress]: [ 14 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (exp (- (- 0 (log x)) (+ (log x) (log x)))) -1/8 x)))))>
21.718 * * * * [progress]: [ 15 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (exp (- (- 0 (log x)) (log (* x x)))) -1/8 x)))))>
21.718 * * * * [progress]: [ 16 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (exp (- (- (log 1) (log x)) (+ (log x) (log x)))) -1/8 x)))))>
21.718 * * * * [progress]: [ 17 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (exp (- (- (log 1) (log x)) (log (* x x)))) -1/8 x)))))>
21.718 * * * * [progress]: [ 18 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (exp (- (log (/ 1 x)) (+ (log x) (log x)))) -1/8 x)))))>
21.718 * * * * [progress]: [ 19 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (exp (- (log (/ 1 x)) (log (* x x)))) -1/8 x)))))>
21.718 * * * * [progress]: [ 20 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (exp (log (/ (/ 1 x) (* x x)))) -1/8 x)))))>
21.718 * * * * [progress]: [ 21 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (log (exp (/ (/ 1 x) (* x x)))) -1/8 x)))))>
21.718 * * * * [progress]: [ 22 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (cbrt (/ (/ (* (* 1 1) 1) (* (* x x) x)) (* (* (* x x) x) (* (* x x) x)))) -1/8 x)))))>
21.718 * * * * [progress]: [ 23 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (cbrt (/ (/ (* (* 1 1) 1) (* (* x x) x)) (* (* (* x x) (* x x)) (* x x)))) -1/8 x)))))>
21.718 * * * * [progress]: [ 24 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (cbrt (/ (* (* (/ 1 x) (/ 1 x)) (/ 1 x)) (* (* (* x x) x) (* (* x x) x)))) -1/8 x)))))>
21.718 * * * * [progress]: [ 25 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (cbrt (/ (* (* (/ 1 x) (/ 1 x)) (/ 1 x)) (* (* (* x x) (* x x)) (* x x)))) -1/8 x)))))>
21.718 * * * * [progress]: [ 26 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (* (* (cbrt (/ (/ 1 x) (* x x))) (cbrt (/ (/ 1 x) (* x x)))) (cbrt (/ (/ 1 x) (* x x)))) -1/8 x)))))>
21.718 * * * * [progress]: [ 27 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (cbrt (* (* (/ (/ 1 x) (* x x)) (/ (/ 1 x) (* x x))) (/ (/ 1 x) (* x x)))) -1/8 x)))))>
21.718 * * * * [progress]: [ 28 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (* (sqrt (/ (/ 1 x) (* x x))) (sqrt (/ (/ 1 x) (* x x)))) -1/8 x)))))>
21.718 * * * * [progress]: [ 29 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (/ (- (/ 1 x)) (- (* x x))) -1/8 x)))))>
21.718 * * * * [progress]: [ 30 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (* (/ (* (cbrt (/ 1 x)) (cbrt (/ 1 x))) x) (/ (cbrt (/ 1 x)) x)) -1/8 x)))))>
21.718 * * * * [progress]: [ 31 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (* (/ (sqrt (/ 1 x)) x) (/ (sqrt (/ 1 x)) x)) -1/8 x)))))>
21.718 * * * * [progress]: [ 32 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (* (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt x) (cbrt x))) x) (/ (/ (cbrt 1) (cbrt x)) x)) -1/8 x)))))>
21.718 * * * * [progress]: [ 33 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (* (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt x)) x) (/ (/ (cbrt 1) (sqrt x)) x)) -1/8 x)))))>
21.719 * * * * [progress]: [ 34 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (* (/ (/ (* (cbrt 1) (cbrt 1)) 1) x) (/ (/ (cbrt 1) x) x)) -1/8 x)))))>
21.719 * * * * [progress]: [ 35 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (* (/ (/ (sqrt 1) (* (cbrt x) (cbrt x))) x) (/ (/ (sqrt 1) (cbrt x)) x)) -1/8 x)))))>
21.719 * * * * [progress]: [ 36 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (* (/ (/ (sqrt 1) (sqrt x)) x) (/ (/ (sqrt 1) (sqrt x)) x)) -1/8 x)))))>
21.719 * * * * [progress]: [ 37 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (* (/ (/ (sqrt 1) 1) x) (/ (/ (sqrt 1) x) x)) -1/8 x)))))>
21.719 * * * * [progress]: [ 38 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (* (/ (/ 1 (* (cbrt x) (cbrt x))) x) (/ (/ 1 (cbrt x)) x)) -1/8 x)))))>
21.719 * * * * [progress]: [ 39 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (* (/ (/ 1 (sqrt x)) x) (/ (/ 1 (sqrt x)) x)) -1/8 x)))))>
21.719 * * * * [progress]: [ 40 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (* (/ (/ 1 1) x) (/ (/ 1 x) x)) -1/8 x)))))>
21.719 * * * * [progress]: [ 41 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (* (/ 1 x) (/ (/ 1 x) x)) -1/8 x)))))>
21.719 * * * * [progress]: [ 42 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (* (/ 1 x) (/ (/ 1 x) x)) -1/8 x)))))>
21.719 * * * * [progress]: [ 43 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (* 1 (/ (/ 1 x) (* x x))) -1/8 x)))))>
21.719 * * * * [progress]: [ 44 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (* (/ 1 x) (/ 1 (* x x))) -1/8 x)))))>
21.719 * * * * [progress]: [ 45 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (/ 1 (/ (* x x) (/ 1 x))) -1/8 x)))))>
21.719 * * * * [progress]: [ 46 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (/ (/ (/ 1 x) x) x) -1/8 x)))))>
21.719 * * * * [progress]: [ 47 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (/ (* (cbrt (/ 1 x)) (cbrt (/ 1 x))) (/ (* x x) (cbrt (/ 1 x)))) -1/8 x)))))>
21.719 * * * * [progress]: [ 48 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (/ (sqrt (/ 1 x)) (/ (* x x) (sqrt (/ 1 x)))) -1/8 x)))))>
21.719 * * * * [progress]: [ 49 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt x) (cbrt x))) (/ (* x x) (/ (cbrt 1) (cbrt x)))) -1/8 x)))))>
21.719 * * * * [progress]: [ 50 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt x)) (/ (* x x) (/ (cbrt 1) (sqrt x)))) -1/8 x)))))>
21.719 * * * * [progress]: [ 51 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (/ (/ (* (cbrt 1) (cbrt 1)) 1) (/ (* x x) (/ (cbrt 1) x))) -1/8 x)))))>
21.719 * * * * [progress]: [ 52 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (/ (/ (sqrt 1) (* (cbrt x) (cbrt x))) (/ (* x x) (/ (sqrt 1) (cbrt x)))) -1/8 x)))))>
21.719 * * * * [progress]: [ 53 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (/ (/ (sqrt 1) (sqrt x)) (/ (* x x) (/ (sqrt 1) (sqrt x)))) -1/8 x)))))>
21.719 * * * * [progress]: [ 54 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (/ (/ (sqrt 1) 1) (/ (* x x) (/ (sqrt 1) x))) -1/8 x)))))>
21.719 * * * * [progress]: [ 55 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (/ (/ 1 (* (cbrt x) (cbrt x))) (/ (* x x) (/ 1 (cbrt x)))) -1/8 x)))))>
21.719 * * * * [progress]: [ 56 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (/ (/ 1 (sqrt x)) (/ (* x x) (/ 1 (sqrt x)))) -1/8 x)))))>
21.719 * * * * [progress]: [ 57 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (/ (/ 1 1) (/ (* x x) (/ 1 x))) -1/8 x)))))>
21.720 * * * * [progress]: [ 58 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (/ 1 (/ (* x x) (/ 1 x))) -1/8 x)))))>
21.720 * * * * [progress]: [ 59 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (/ 1 (/ (* x x) (/ 1 x))) -1/8 x)))))>
21.720 * * * * [progress]: [ 60 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (/ 1 (* (* x x) x)) -1/8 x)))))>
21.720 * * * * [progress]: [ 61 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (posit16->real (real->posit16 (/ (/ 1 x) (* x x)))) -1/8 x)))))>
21.720 * * * * [progress]: [ 62 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (/ 1 (pow x 3)) -1/8 x)))))>
21.720 * * * * [progress]: [ 63 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (/ 1 (pow x 3)) -1/8 x)))))>
21.720 * * * * [progress]: [ 64 / 64 ] simplifiying candidate #<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (/ 1 (pow x 3)) -1/8 x)))))>
21.720 * [simplify]: Simplifying:
  (expm1 (/ (/ 1 x) (* x x)))
  (log1p (/ (/ 1 x) (* x x)))
  (- -1 (+ 1 1))
  (- -1 2)
  (- -1 (+ 1 1))
  (- -1 (* 2 1))
  (- (- 1) (+ 1 1))
  (- (- 1) 2)
  (- (- 1) (+ 1 1))
  (- (- 1) (* 2 1))
  (- (- (log x)) (+ (log x) (log x)))
  (- (- (log x)) (log (* x x)))
  (- (- 0 (log x)) (+ (log x) (log x)))
  (- (- 0 (log x)) (log (* x x)))
  (- (- (log 1) (log x)) (+ (log x) (log x)))
  (- (- (log 1) (log x)) (log (* x x)))
  (- (log (/ 1 x)) (+ (log x) (log x)))
  (- (log (/ 1 x)) (log (* x x)))
  (log (/ (/ 1 x) (* x x)))
  (exp (/ (/ 1 x) (* x x)))
  (/ (/ (* (* 1 1) 1) (* (* x x) x)) (* (* (* x x) x) (* (* x x) x)))
  (/ (/ (* (* 1 1) 1) (* (* x x) x)) (* (* (* x x) (* x x)) (* x x)))
  (/ (* (* (/ 1 x) (/ 1 x)) (/ 1 x)) (* (* (* x x) x) (* (* x x) x)))
  (/ (* (* (/ 1 x) (/ 1 x)) (/ 1 x)) (* (* (* x x) (* x x)) (* x x)))
  (* (cbrt (/ (/ 1 x) (* x x))) (cbrt (/ (/ 1 x) (* x x))))
  (cbrt (/ (/ 1 x) (* x x)))
  (* (* (/ (/ 1 x) (* x x)) (/ (/ 1 x) (* x x))) (/ (/ 1 x) (* x x)))
  (sqrt (/ (/ 1 x) (* x x)))
  (sqrt (/ (/ 1 x) (* x x)))
  (- (/ 1 x))
  (- (* x x))
  (/ (* (cbrt (/ 1 x)) (cbrt (/ 1 x))) x)
  (/ (cbrt (/ 1 x)) x)
  (/ (sqrt (/ 1 x)) x)
  (/ (sqrt (/ 1 x)) x)
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt x) (cbrt x))) x)
  (/ (/ (cbrt 1) (cbrt x)) x)
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt x)) x)
  (/ (/ (cbrt 1) (sqrt x)) x)
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) x)
  (/ (/ (cbrt 1) x) x)
  (/ (/ (sqrt 1) (* (cbrt x) (cbrt x))) x)
  (/ (/ (sqrt 1) (cbrt x)) x)
  (/ (/ (sqrt 1) (sqrt x)) x)
  (/ (/ (sqrt 1) (sqrt x)) x)
  (/ (/ (sqrt 1) 1) x)
  (/ (/ (sqrt 1) x) x)
  (/ (/ 1 (* (cbrt x) (cbrt x))) x)
  (/ (/ 1 (cbrt x)) x)
  (/ (/ 1 (sqrt x)) x)
  (/ (/ 1 (sqrt x)) x)
  (/ (/ 1 1) x)
  (/ (/ 1 x) x)
  (/ 1 x)
  (/ (/ 1 x) x)
  (/ 1 x)
  (/ (/ 1 x) x)
  (/ 1 (* x x))
  (/ (* x x) (/ 1 x))
  (/ (/ 1 x) x)
  (/ (* x x) (cbrt (/ 1 x)))
  (/ (* x x) (sqrt (/ 1 x)))
  (/ (* x x) (/ (cbrt 1) (cbrt x)))
  (/ (* x x) (/ (cbrt 1) (sqrt x)))
  (/ (* x x) (/ (cbrt 1) x))
  (/ (* x x) (/ (sqrt 1) (cbrt x)))
  (/ (* x x) (/ (sqrt 1) (sqrt x)))
  (/ (* x x) (/ (sqrt 1) x))
  (/ (* x x) (/ 1 (cbrt x)))
  (/ (* x x) (/ 1 (sqrt x)))
  (/ (* x x) (/ 1 x))
  (/ (* x x) (/ 1 x))
  (/ (* x x) (/ 1 x))
  (* (* x x) x)
  (real->posit16 (/ (/ 1 x) (* x x)))
  (/ 1 (pow x 3))
  (/ 1 (pow x 3))
  (/ 1 (pow x 3))
21.721 * * [simplify]: iteration 1: (116 enodes)
21.776 * * [simplify]: iteration 2: (253 enodes)
21.832 * * [simplify]: iteration 3: (665 enodes)
22.669 * * [simplify]: iteration 4: (1770 enodes)
39.298 * * [simplify]: Extracting #0: cost 25 inf + 0
39.299 * * [simplify]: Extracting #1: cost 288 inf + 1
39.306 * * [simplify]: Extracting #2: cost 628 inf + 2237
39.324 * * [simplify]: Extracting #3: cost 454 inf + 40541
39.373 * * [simplify]: Extracting #4: cost 38 inf + 193451
39.436 * * [simplify]: Extracting #5: cost 0 inf + 210445
39.482 * [simplify]: Simplified to:
  (expm1 (/ (/ 1 x) (* x x)))
  (log1p (/ (/ 1 x) (* x x)))
  -3
  -3
  -3
  -3
  -3
  -3
  -3
  -3
  (* -3 (log x))
  (* -3 (log x))
  (* -3 (log x))
  (* -3 (log x))
  (* -3 (log x))
  (* -3 (log x))
  (* -3 (log x))
  (* -3 (log x))
  (* -3 (log x))
  (exp (/ (/ 1 x) (* x x)))
  (/ (/ 1 x) (* (* (* x x) (* x x)) (* (* x x) (* x x))))
  (/ (/ 1 x) (* (* (* x x) (* x x)) (* (* x x) (* x x))))
  (/ (/ 1 x) (* (* (* x x) (* x x)) (* (* x x) (* x x))))
  (/ (/ 1 x) (* (* (* x x) (* x x)) (* (* x x) (* x x))))
  (* (/ 1 x) (/ 1 x))
  (/ 1 x)
  (/ (/ 1 x) (* (* (* x x) (* x x)) (* (* x x) (* x x))))
  (sqrt (/ (/ 1 x) (* x x)))
  (sqrt (/ (/ 1 x) (* x x)))
  (/ -1 x)
  (* (- x) x)
  (/ (cbrt (/ 1 x)) (/ x (cbrt (/ 1 x))))
  (/ (cbrt (/ 1 x)) x)
  (/ (sqrt (/ 1 x)) x)
  (/ (sqrt (/ 1 x)) x)
  (/ (/ 1 (cbrt x)) (* x (cbrt x)))
  (/ (/ 1 x) (cbrt x))
  (/ (/ 1 (sqrt x)) x)
  (/ (/ 1 (sqrt x)) x)
  (/ 1 x)
  (/ (/ 1 x) x)
  (/ (/ 1 (cbrt x)) (* x (cbrt x)))
  (/ (/ 1 x) (cbrt x))
  (/ (/ 1 (sqrt x)) x)
  (/ (/ 1 (sqrt x)) x)
  (/ 1 x)
  (/ (/ 1 x) x)
  (/ (/ 1 (cbrt x)) (* x (cbrt x)))
  (/ (/ 1 x) (cbrt x))
  (/ (/ 1 (sqrt x)) x)
  (/ (/ 1 (sqrt x)) x)
  (/ 1 x)
  (/ (/ 1 x) x)
  (/ 1 x)
  (/ (/ 1 x) x)
  (/ 1 x)
  (/ (/ 1 x) x)
  (/ (/ 1 x) x)
  (* (* x x) x)
  (/ (/ 1 x) x)
  (* (/ x (cbrt (/ 1 x))) x)
  (/ (* x x) (sqrt (/ 1 x)))
  (* (* x x) (cbrt x))
  (* (* (sqrt x) x) x)
  (* (* x x) x)
  (* (* x x) (cbrt x))
  (* (* (sqrt x) x) x)
  (* (* x x) x)
  (* (* x x) (cbrt x))
  (* (* (sqrt x) x) x)
  (* (* x x) x)
  (* (* x x) x)
  (* (* x x) x)
  (* (* x x) x)
  (real->posit16 (/ (/ 1 x) (* x x)))
  (/ (/ 1 x) (* x x))
  (/ (/ 1 x) (* x x))
  (/ (/ 1 x) (* x x))
39.490 * * * [progress]: adding candidates to table
39.865 * [progress]: [Phase 3 of 3] Extracting.
39.865 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (/ (/ 1 x) (* x x)) -1/8 x)))))> #<alt (λ (x) (log (+ x (sqrt (fma x x -1)))))>)
39.865 * * * [regime-changes]: Trying 1 branch expressions: (x)
39.865 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (log (+ x (fma (/ 1 x) -1/2 (fma (/ (/ 1 x) (* x x)) -1/8 x)))))> #<alt (λ (x) (log (+ x (sqrt (fma x x -1)))))>)
39.890 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
39.890 * [simplify]: Simplifying:
  (log (+ x (fma (/ 1 x) -1/2 (fma (/ (/ 1 x) (* x x)) -1/8 x))))
39.890 * * [simplify]: iteration 1: (11 enodes)
39.891 * * [simplify]: iteration 2: (12 enodes)
39.892 * * [simplify]: Extracting #0: cost 1 inf + 0
39.892 * * [simplify]: Extracting #1: cost 2 inf + 0
39.892 * * [simplify]: Extracting #2: cost 4 inf + 0
39.892 * * [simplify]: Extracting #3: cost 6 inf + 1
39.892 * * [simplify]: Extracting #4: cost 8 inf + 2
39.892 * * [simplify]: Extracting #5: cost 6 inf + 46
39.892 * * [simplify]: Extracting #6: cost 0 inf + 1239
39.893 * [simplify]: Simplified to:
  (log (+ x (fma (/ 1 x) -1/2 (fma (/ (/ 1 x) (* x x)) -1/8 x))))
44.554 * [regime-testing]: Baseline error score: 0.20854480378506127
44.558 * [regime-testing]: Oracle error score: 0.07849320396497449
44.566 * [regime-testing]: End program error score: 0.20854480378506127