0.525 * [progress]: [Phase 1 of 3] Setting up.
0.003 * * * [progress]: [1/2] Preparing points
0.185 * * * [progress]: [2/2] Setting up program.
0.189 * [progress]: [Phase 2 of 3] Improving.
0.189 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (x) (* (sqrt (- x 1)) (sqrt x)))>
0.239 * [simplify]: Simplifying:
  (* (sqrt (- x 1)) (sqrt x))
0.241 * * [simplify]: iteration 0: 6 enodes
0.250 * * [simplify]: iteration 1: 12 enodes
0.253 * * [simplify]: iteration 2: 13 enodes
0.257 * * [simplify]: iteration complete: 13 enodes
0.257 * * [simplify]: Extracting #0: cost 1 inf + 0
0.257 * * [simplify]: Extracting #1: cost 3 inf + 0
0.257 * * [simplify]: Extracting #2: cost 5 inf + 0
0.258 * * [simplify]: Extracting #3: cost 6 inf + 1
0.258 * * [simplify]: Extracting #4: cost 0 inf + 330
0.258 * [simplify]: Simplified to:
  (* (sqrt (- x 1)) (sqrt x))
0.261 * * [progress]: iteration 1 / 4
0.261 * * * [progress]: picking best candidate
0.265 * * * * [pick]: Picked  #<alt (λ (x) (* (sqrt (- x 1)) (sqrt x)))>
0.265 * * * [progress]: localizing error
0.288 * * * [progress]: generating rewritten candidates
0.288 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.328 * * * [progress]: generating series expansions
0.329 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.335 * [backup-simplify]: Simplify (* (sqrt (- x 1)) (sqrt x)) into (sqrt (* x (- x 1)))
0.335 * [approximate]: Taking taylor expansion of (sqrt (* x (- x 1))) in (x) around 0
0.336 * [taylor]: Taking taylor expansion of (sqrt (* x (- x 1))) in x
0.336 * [taylor]: Taking taylor expansion of (* x (- x 1)) in x
0.336 * [taylor]: Taking taylor expansion of x in x
0.336 * [backup-simplify]: Simplify 0 into 0
0.336 * [backup-simplify]: Simplify 1 into 1
0.336 * [taylor]: Taking taylor expansion of (- x 1) in x
0.336 * [taylor]: Taking taylor expansion of x in x
0.336 * [backup-simplify]: Simplify 0 into 0
0.336 * [backup-simplify]: Simplify 1 into 1
0.336 * [taylor]: Taking taylor expansion of 1 in x
0.336 * [backup-simplify]: Simplify 1 into 1
0.337 * [backup-simplify]: Simplify (- 1) into -1
0.338 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.338 * [backup-simplify]: Simplify (* 0 -1) into 0
0.338 * [backup-simplify]: Simplify (- 0) into 0
0.338 * [backup-simplify]: Simplify (+ 1 0) into 1
0.339 * [backup-simplify]: Simplify (+ (* 0 1) (* 1 -1)) into -1
0.339 * [backup-simplify]: Simplify (sqrt 0) into 0
0.340 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0
0.340 * [taylor]: Taking taylor expansion of (sqrt (* x (- x 1))) in x
0.340 * [taylor]: Taking taylor expansion of (* x (- x 1)) in x
0.340 * [taylor]: Taking taylor expansion of x in x
0.340 * [backup-simplify]: Simplify 0 into 0
0.340 * [backup-simplify]: Simplify 1 into 1
0.340 * [taylor]: Taking taylor expansion of (- x 1) in x
0.340 * [taylor]: Taking taylor expansion of x in x
0.340 * [backup-simplify]: Simplify 0 into 0
0.340 * [backup-simplify]: Simplify 1 into 1
0.340 * [taylor]: Taking taylor expansion of 1 in x
0.340 * [backup-simplify]: Simplify 1 into 1
0.341 * [backup-simplify]: Simplify (- 1) into -1
0.341 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.341 * [backup-simplify]: Simplify (* 0 -1) into 0
0.341 * [backup-simplify]: Simplify (- 0) into 0
0.342 * [backup-simplify]: Simplify (+ 1 0) into 1
0.342 * [backup-simplify]: Simplify (+ (* 0 1) (* 1 -1)) into -1
0.342 * [backup-simplify]: Simplify (sqrt 0) into 0
0.343 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0
0.344 * [backup-simplify]: Simplify 0 into 0
0.344 * [backup-simplify]: Simplify +nan.0 into +nan.0
0.346 * [backup-simplify]: Simplify (- 0) into 0
0.346 * [backup-simplify]: Simplify (+ 0 0) into 0
0.347 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 1) (* 0 -1))) into 1
0.350 * [backup-simplify]: Simplify (/ (- 1 (pow +nan.0 2) (+)) (* 2 0)) into +nan.0
0.350 * [backup-simplify]: Simplify +nan.0 into +nan.0
0.350 * [backup-simplify]: Simplify (- 0) into 0
0.350 * [backup-simplify]: Simplify (+ 0 0) into 0
0.351 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 -1)))) into 0
0.353 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0
0.353 * [backup-simplify]: Simplify +nan.0 into +nan.0
0.363 * [backup-simplify]: Simplify (+ (* +nan.0 (pow x 3)) (+ (* +nan.0 (pow x 2)) (* +nan.0 x))) into (- (+ (* +nan.0 x) (- (+ (* +nan.0 (pow x 3)) (- (* +nan.0 (pow x 2)))))))
0.364 * [backup-simplify]: Simplify (* (sqrt (- (/ 1 x) 1)) (sqrt (/ 1 x))) into (sqrt (/ (- (/ 1 x) 1) x))
0.364 * [approximate]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1) x)) in (x) around 0
0.364 * [taylor]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1) x)) in x
0.364 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1) x) in x
0.364 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1) in x
0.364 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.364 * [taylor]: Taking taylor expansion of x in x
0.364 * [backup-simplify]: Simplify 0 into 0
0.364 * [backup-simplify]: Simplify 1 into 1
0.365 * [backup-simplify]: Simplify (/ 1 1) into 1
0.365 * [taylor]: Taking taylor expansion of 1 in x
0.365 * [backup-simplify]: Simplify 1 into 1
0.365 * [taylor]: Taking taylor expansion of x in x
0.365 * [backup-simplify]: Simplify 0 into 0
0.365 * [backup-simplify]: Simplify 1 into 1
0.365 * [backup-simplify]: Simplify (+ 1 0) into 1
0.366 * [backup-simplify]: Simplify (/ 1 1) into 1
0.366 * [backup-simplify]: Simplify (sqrt 1) into 1
0.367 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.367 * [backup-simplify]: Simplify (- 1) into -1
0.367 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.368 * [backup-simplify]: Simplify (- (/ -1 1) (+ (* 1 (/ 0 1)))) into -1
0.368 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 1))) into -1/2
0.368 * [taylor]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1) x)) in x
0.368 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1) x) in x
0.368 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1) in x
0.368 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.368 * [taylor]: Taking taylor expansion of x in x
0.368 * [backup-simplify]: Simplify 0 into 0
0.368 * [backup-simplify]: Simplify 1 into 1
0.369 * [backup-simplify]: Simplify (/ 1 1) into 1
0.369 * [taylor]: Taking taylor expansion of 1 in x
0.369 * [backup-simplify]: Simplify 1 into 1
0.369 * [taylor]: Taking taylor expansion of x in x
0.369 * [backup-simplify]: Simplify 0 into 0
0.369 * [backup-simplify]: Simplify 1 into 1
0.369 * [backup-simplify]: Simplify (+ 1 0) into 1
0.369 * [backup-simplify]: Simplify (/ 1 1) into 1
0.369 * [backup-simplify]: Simplify (sqrt 1) into 1
0.370 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.370 * [backup-simplify]: Simplify (- 1) into -1
0.370 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.371 * [backup-simplify]: Simplify (- (/ -1 1) (+ (* 1 (/ 0 1)))) into -1
0.371 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 1))) into -1/2
0.371 * [backup-simplify]: Simplify 1 into 1
0.371 * [backup-simplify]: Simplify -1/2 into -1/2
0.372 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.373 * [backup-simplify]: Simplify (- 0) into 0
0.373 * [backup-simplify]: Simplify (+ 0 0) into 0
0.374 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* -1 (/ 0 1)))) into 0
0.375 * [backup-simplify]: Simplify (/ (- 0 (pow -1/2 2) (+)) (* 2 1)) into -1/8
0.375 * [backup-simplify]: Simplify -1/8 into -1/8
0.375 * [backup-simplify]: Simplify (+ (* -1/8 (/ 1 x)) (+ -1/2 (* 1 (/ 1 (/ 1 x))))) into (- x (+ (* 1/8 (/ 1 x)) 1/2))
0.375 * [backup-simplify]: Simplify (* (sqrt (- (/ 1 (- x)) 1)) (sqrt (/ 1 (- x)))) into (* (sqrt (- (+ (/ 1 x) 1))) (sqrt (/ -1 x)))
0.375 * [approximate]: Taking taylor expansion of (* (sqrt (- (+ (/ 1 x) 1))) (sqrt (/ -1 x))) in (x) around 0
0.376 * [taylor]: Taking taylor expansion of (* (sqrt (- (+ (/ 1 x) 1))) (sqrt (/ -1 x))) in x
0.376 * [taylor]: Taking taylor expansion of (sqrt (- (+ (/ 1 x) 1))) in x
0.376 * [taylor]: Taking taylor expansion of (- (+ (/ 1 x) 1)) in x
0.376 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1) in x
0.376 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.376 * [taylor]: Taking taylor expansion of x in x
0.376 * [backup-simplify]: Simplify 0 into 0
0.376 * [backup-simplify]: Simplify 1 into 1
0.376 * [backup-simplify]: Simplify (/ 1 1) into 1
0.376 * [taylor]: Taking taylor expansion of 1 in x
0.376 * [backup-simplify]: Simplify 1 into 1
0.377 * [backup-simplify]: Simplify (+ 1 0) into 1
0.377 * [backup-simplify]: Simplify (- 1) into -1
0.377 * [backup-simplify]: Simplify (sqrt 0) into 0
0.378 * [backup-simplify]: Simplify (- 1) into -1
0.379 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0
0.379 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x
0.379 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.379 * [taylor]: Taking taylor expansion of -1 in x
0.379 * [backup-simplify]: Simplify -1 into -1
0.379 * [taylor]: Taking taylor expansion of x in x
0.379 * [backup-simplify]: Simplify 0 into 0
0.379 * [backup-simplify]: Simplify 1 into 1
0.380 * [backup-simplify]: Simplify (/ -1 1) into -1
0.380 * [backup-simplify]: Simplify (sqrt 0) into 0
0.381 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0
0.382 * [taylor]: Taking taylor expansion of (* (sqrt (- (+ (/ 1 x) 1))) (sqrt (/ -1 x))) in x
0.382 * [taylor]: Taking taylor expansion of (sqrt (- (+ (/ 1 x) 1))) in x
0.382 * [taylor]: Taking taylor expansion of (- (+ (/ 1 x) 1)) in x
0.382 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1) in x
0.382 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.382 * [taylor]: Taking taylor expansion of x in x
0.382 * [backup-simplify]: Simplify 0 into 0
0.382 * [backup-simplify]: Simplify 1 into 1
0.382 * [backup-simplify]: Simplify (/ 1 1) into 1
0.382 * [taylor]: Taking taylor expansion of 1 in x
0.382 * [backup-simplify]: Simplify 1 into 1
0.383 * [backup-simplify]: Simplify (+ 1 0) into 1
0.383 * [backup-simplify]: Simplify (- 1) into -1
0.383 * [backup-simplify]: Simplify (sqrt 0) into 0
0.384 * [backup-simplify]: Simplify (- 1) into -1
0.385 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0
0.385 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x
0.385 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.385 * [taylor]: Taking taylor expansion of -1 in x
0.385 * [backup-simplify]: Simplify -1 into -1
0.385 * [taylor]: Taking taylor expansion of x in x
0.385 * [backup-simplify]: Simplify 0 into 0
0.385 * [backup-simplify]: Simplify 1 into 1
0.386 * [backup-simplify]: Simplify (/ -1 1) into -1
0.386 * [backup-simplify]: Simplify (sqrt 0) into 0
0.387 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0
0.388 * [backup-simplify]: Simplify (* 0 0) into 0
0.388 * [backup-simplify]: Simplify 0 into 0
0.388 * [backup-simplify]: Simplify (+ (* 0 +nan.0) (* +nan.0 0)) into 0
0.388 * [backup-simplify]: Simplify 0 into 0
0.389 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
0.392 * [backup-simplify]: Simplify (/ (- 0 (pow +nan.0 2) (+)) (* 2 0)) into +nan.0
0.393 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.393 * [backup-simplify]: Simplify (+ 0 1) into 1
0.394 * [backup-simplify]: Simplify (- 1) into -1
0.397 * [backup-simplify]: Simplify (/ (- -1 (pow +nan.0 2) (+)) (* 2 0)) into +nan.0
0.400 * [backup-simplify]: Simplify (+ (* 0 +nan.0) (+ (* +nan.0 +nan.0) (* +nan.0 0))) into (- +nan.0)
0.400 * [backup-simplify]: Simplify (- +nan.0) into (- +nan.0)
0.401 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.405 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0
0.407 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.407 * [backup-simplify]: Simplify (+ 0 0) into 0
0.408 * [backup-simplify]: Simplify (- 0) into 0
0.412 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0
0.415 * [backup-simplify]: Simplify (+ (* 0 +nan.0) (+ (* +nan.0 +nan.0) (+ (* +nan.0 +nan.0) (* +nan.0 0)))) into (- +nan.0)
0.416 * [backup-simplify]: Simplify (- +nan.0) into (- +nan.0)
0.417 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.422 * [backup-simplify]: Simplify (/ (- 0 (pow +nan.0 2) (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0
0.423 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.423 * [backup-simplify]: Simplify (+ 0 0) into 0
0.424 * [backup-simplify]: Simplify (- 0) into 0
0.429 * [backup-simplify]: Simplify (/ (- 0 (pow +nan.0 2) (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0
0.435 * [backup-simplify]: Simplify (+ (* 0 +nan.0) (+ (* +nan.0 +nan.0) (+ (* +nan.0 +nan.0) (+ (* +nan.0 +nan.0) (* +nan.0 0))))) into (- +nan.0)
0.435 * [backup-simplify]: Simplify (- +nan.0) into (- +nan.0)
0.436 * [backup-simplify]: Simplify (+ (* (- +nan.0) (pow (/ 1 (- x)) 2)) (+ (* (- +nan.0) (/ 1 (- x))) (- +nan.0))) into (- (+ (* +nan.0 (/ 1 (pow x 2))) (- (+ (* +nan.0 (/ 1 x)) (- +nan.0)))))
0.437 * * * [progress]: simplifying candidates
0.437 * * * * [progress]: [ 1 / 40 ] simplifiying candidate #<alt (λ (x) (pow (* (- x 1) x) 1/2))>
0.437 * * * * [progress]: [ 2 / 40 ] simplifiying candidate #<alt (λ (x) (pow (* (sqrt (- x 1)) (sqrt x)) 1))>
0.437 * * * * [progress]: [ 3 / 40 ] simplifiying candidate #<alt (λ (x) (pow (* (- x 1) x) (/ 1 2)))>
0.437 * * * * [progress]: [ 4 / 40 ] simplifiying candidate #<alt (λ (x) (pow (* (sqrt (- x 1)) (sqrt x)) 1))>
0.437 * * * * [progress]: [ 5 / 40 ] simplifiying candidate #<alt (λ (x) (exp (+ (log (sqrt (- x 1))) (log (sqrt x)))))>
0.437 * * * * [progress]: [ 6 / 40 ] simplifiying candidate #<alt (λ (x) (exp (log (* (sqrt (- x 1)) (sqrt x)))))>
0.437 * * * * [progress]: [ 7 / 40 ] simplifiying candidate #<alt (λ (x) (log (exp (* (sqrt (- x 1)) (sqrt x)))))>
0.437 * * * * [progress]: [ 8 / 40 ] simplifiying candidate #<alt (λ (x) (cbrt (* (* (* (sqrt (- x 1)) (sqrt (- x 1))) (sqrt (- x 1))) (* (* (sqrt x) (sqrt x)) (sqrt x)))))>
0.437 * * * * [progress]: [ 9 / 40 ] simplifiying candidate #<alt (λ (x) (* (* (cbrt (* (sqrt (- x 1)) (sqrt x))) (cbrt (* (sqrt (- x 1)) (sqrt x)))) (cbrt (* (sqrt (- x 1)) (sqrt x)))))>
0.437 * * * * [progress]: [ 10 / 40 ] simplifiying candidate #<alt (λ (x) (cbrt (* (* (* (sqrt (- x 1)) (sqrt x)) (* (sqrt (- x 1)) (sqrt x))) (* (sqrt (- x 1)) (sqrt x)))))>
0.437 * * * * [progress]: [ 11 / 40 ] simplifiying candidate #<alt (λ (x) (sqrt (* (- x 1) x)))>
0.438 * * * * [progress]: [ 12 / 40 ] simplifiying candidate #<alt (λ (x) (* (sqrt (* (sqrt (- x 1)) (sqrt x))) (sqrt (* (sqrt (- x 1)) (sqrt x)))))>
0.438 * * * * [progress]: [ 13 / 40 ] simplifiying candidate #<alt (λ (x) (* 1 (* (sqrt (- x 1)) (sqrt x))))>
0.438 * * * * [progress]: [ 14 / 40 ] simplifiying candidate #<alt (λ (x) (* (* (sqrt (sqrt (- x 1))) (sqrt (sqrt x))) (* (sqrt (sqrt (- x 1))) (sqrt (sqrt x)))))>
0.438 * * * * [progress]: [ 15 / 40 ] simplifiying candidate #<alt (λ (x) (* (* (sqrt (sqrt (- x 1))) (sqrt (sqrt x))) (* (sqrt (sqrt (- x 1))) (sqrt (sqrt x)))))>
0.438 * * * * [progress]: [ 16 / 40 ] simplifiying candidate #<alt (λ (x) (* (* (sqrt (sqrt (- x 1))) (sqrt (sqrt x))) (* (sqrt (sqrt (- x 1))) (sqrt (sqrt x)))))>
0.438 * * * * [progress]: [ 17 / 40 ] simplifiying candidate #<alt (λ (x) (* (* (sqrt (sqrt (- x 1))) (sqrt (sqrt x))) (* (sqrt (sqrt (- x 1))) (sqrt (sqrt x)))))>
0.438 * * * * [progress]: [ 18 / 40 ] simplifiying candidate #<alt (λ (x) (* (* (sqrt (- x 1)) (* (cbrt (sqrt x)) (cbrt (sqrt x)))) (cbrt (sqrt x))))>
0.438 * * * * [progress]: [ 19 / 40 ] simplifiying candidate #<alt (λ (x) (* (* (sqrt (- x 1)) (sqrt (* (cbrt x) (cbrt x)))) (sqrt (cbrt x))))>
0.438 * * * * [progress]: [ 20 / 40 ] simplifiying candidate #<alt (λ (x) (* (* (sqrt (- x 1)) (sqrt (sqrt x))) (sqrt (sqrt x))))>
0.438 * * * * [progress]: [ 21 / 40 ] simplifiying candidate #<alt (λ (x) (* (* (sqrt (- x 1)) (sqrt 1)) (sqrt x)))>
0.438 * * * * [progress]: [ 22 / 40 ] simplifiying candidate #<alt (λ (x) (* (* (sqrt (- x 1)) (sqrt (sqrt x))) (sqrt (sqrt x))))>
0.438 * * * * [progress]: [ 23 / 40 ] simplifiying candidate #<alt (λ (x) (* (* (sqrt (- x 1)) 1) (sqrt x)))>
0.438 * * * * [progress]: [ 24 / 40 ] simplifiying candidate #<alt (λ (x) (* (* (cbrt (sqrt (- x 1))) (cbrt (sqrt (- x 1)))) (* (cbrt (sqrt (- x 1))) (sqrt x))))>
0.438 * * * * [progress]: [ 25 / 40 ] simplifiying candidate #<alt (λ (x) (* (sqrt (* (cbrt (- x 1)) (cbrt (- x 1)))) (* (sqrt (cbrt (- x 1))) (sqrt x))))>
0.438 * * * * [progress]: [ 26 / 40 ] simplifiying candidate #<alt (λ (x) (* (sqrt (sqrt (- x 1))) (* (sqrt (sqrt (- x 1))) (sqrt x))))>
0.438 * * * * [progress]: [ 27 / 40 ] simplifiying candidate #<alt (λ (x) (* (sqrt 1) (* (sqrt (- x 1)) (sqrt x))))>
0.438 * * * * [progress]: [ 28 / 40 ] simplifiying candidate #<alt (λ (x) (* (sqrt (+ (sqrt x) (sqrt 1))) (* (sqrt (- (sqrt x) (sqrt 1))) (sqrt x))))>
0.438 * * * * [progress]: [ 29 / 40 ] simplifiying candidate #<alt (λ (x) (* (sqrt (+ (sqrt x) 1)) (* (sqrt (- (sqrt x) 1)) (sqrt x))))>
0.439 * * * * [progress]: [ 30 / 40 ] simplifiying candidate #<alt (λ (x) (* (sqrt (+ (sqrt x) 1)) (* (sqrt (- (sqrt x) 1)) (sqrt x))))>
0.439 * * * * [progress]: [ 31 / 40 ] simplifiying candidate #<alt (λ (x) (* (sqrt 1) (* (sqrt (- x 1)) (sqrt x))))>
0.439 * * * * [progress]: [ 32 / 40 ] simplifiying candidate #<alt (λ (x) (* (sqrt (sqrt (- x 1))) (* (sqrt (sqrt (- x 1))) (sqrt x))))>
0.439 * * * * [progress]: [ 33 / 40 ] simplifiying candidate #<alt (λ (x) (* 1 (* (sqrt (- x 1)) (sqrt x))))>
0.439 * * * * [progress]: [ 34 / 40 ] simplifiying candidate #<alt (λ (x) (/ (* (sqrt (- (pow x 3) (pow 1 3))) (sqrt x)) (sqrt (+ (* x x) (+ (* 1 1) (* x 1))))))>
0.439 * * * * [progress]: [ 35 / 40 ] simplifiying candidate #<alt (λ (x) (/ (* (sqrt (- (* x x) (* 1 1))) (sqrt x)) (sqrt (+ x 1))))>
0.439 * * * * [progress]: [ 36 / 40 ] simplifiying candidate #<alt (λ (x) (posit16->real (real->posit16 (* (sqrt (- x 1)) (sqrt x)))))>
0.439 * * * * [progress]: [ 37 / 40 ] simplifiying candidate #<alt (λ (x) (* (sqrt x) (sqrt (- x 1))))>
0.439 * * * * [progress]: [ 38 / 40 ] simplifiying candidate #<alt (λ (x) (- (+ (* +nan.0 x) (- (+ (* +nan.0 (pow x 3)) (- (* +nan.0 (pow x 2))))))))>
0.439 * * * * [progress]: [ 39 / 40 ] simplifiying candidate #<alt (λ (x) (- x (+ (* 1/8 (/ 1 x)) 1/2)))>
0.439 * * * * [progress]: [ 40 / 40 ] simplifiying candidate #<alt (λ (x) (- (+ (* +nan.0 (/ 1 (pow x 2))) (- (+ (* +nan.0 (/ 1 x)) (- +nan.0))))))>
0.440 * [simplify]: Simplifying:
  (* (- x 1) x)
  (* (sqrt (- x 1)) (sqrt x))
  (* (- x 1) x)
  (+ (log (sqrt (- x 1))) (log (sqrt x)))
  (log (* (sqrt (- x 1)) (sqrt x)))
  (exp (* (sqrt (- x 1)) (sqrt x)))
  (* (* (* (sqrt (- x 1)) (sqrt (- x 1))) (sqrt (- x 1))) (* (* (sqrt x) (sqrt x)) (sqrt x)))
  (* (cbrt (* (sqrt (- x 1)) (sqrt x))) (cbrt (* (sqrt (- x 1)) (sqrt x))))
  (cbrt (* (sqrt (- x 1)) (sqrt x)))
  (* (* (* (sqrt (- x 1)) (sqrt x)) (* (sqrt (- x 1)) (sqrt x))) (* (sqrt (- x 1)) (sqrt x)))
  (* (- x 1) x)
  (sqrt (* (sqrt (- x 1)) (sqrt x)))
  (sqrt (* (sqrt (- x 1)) (sqrt x)))
  (* (sqrt (sqrt (- x 1))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1))) (sqrt (sqrt x)))
  (* (sqrt (- x 1)) (* (cbrt (sqrt x)) (cbrt (sqrt x))))
  (* (sqrt (- x 1)) (sqrt (* (cbrt x) (cbrt x))))
  (* (sqrt (- x 1)) (sqrt (sqrt x)))
  (* (sqrt (- x 1)) (sqrt 1))
  (* (sqrt (- x 1)) (sqrt (sqrt x)))
  (* (sqrt (- x 1)) 1)
  (* (cbrt (sqrt (- x 1))) (sqrt x))
  (* (sqrt (cbrt (- x 1))) (sqrt x))
  (* (sqrt (sqrt (- x 1))) (sqrt x))
  (* (sqrt (- x 1)) (sqrt x))
  (* (sqrt (- (sqrt x) (sqrt 1))) (sqrt x))
  (* (sqrt (- (sqrt x) 1)) (sqrt x))
  (* (sqrt (- (sqrt x) 1)) (sqrt x))
  (* (sqrt (- x 1)) (sqrt x))
  (* (sqrt (sqrt (- x 1))) (sqrt x))
  (* (sqrt (- x 1)) (sqrt x))
  (* (sqrt (- (pow x 3) (pow 1 3))) (sqrt x))
  (* (sqrt (- (* x x) (* 1 1))) (sqrt x))
  (real->posit16 (* (sqrt (- x 1)) (sqrt x)))
  (- (+ (* +nan.0 x) (- (+ (* +nan.0 (pow x 3)) (- (* +nan.0 (pow x 2)))))))
  (- x (+ (* 1/8 (/ 1 x)) 1/2))
  (- (+ (* +nan.0 (/ 1 (pow x 2))) (- (+ (* +nan.0 (/ 1 x)) (- +nan.0)))))
0.441 * * [simplify]: iteration 0: 85 enodes
0.480 * * [simplify]: iteration 1: 190 enodes
0.573 * * [simplify]: iteration 2: 429 enodes
0.774 * * [simplify]: iteration 3: 1119 enodes
1.079 * * [simplify]: iteration 4: 2012 enodes
1.505 * * [simplify]: iteration complete: 2012 enodes
1.505 * * [simplify]: Extracting #0: cost 23 inf + 0
1.506 * * [simplify]: Extracting #1: cost 137 inf + 0
1.507 * * [simplify]: Extracting #2: cost 473 inf + 212
1.512 * * [simplify]: Extracting #3: cost 398 inf + 19427
1.523 * * [simplify]: Extracting #4: cost 110 inf + 65520
1.562 * * [simplify]: Extracting #5: cost 46 inf + 82594
1.590 * * [simplify]: Extracting #6: cost 10 inf + 89041
1.618 * * [simplify]: Extracting #7: cost 0 inf + 91571
1.641 * [simplify]: Simplified to:
  (* (- x 1) x)
  (* (sqrt (- x 1)) (sqrt x))
  (* (- x 1) x)
  (log (* (sqrt (- x 1)) (sqrt x)))
  (log (* (sqrt (- x 1)) (sqrt x)))
  (exp (* (sqrt (- x 1)) (sqrt x)))
  (* (- x 1) (* (* (sqrt (- x 1)) (sqrt x)) x))
  (* (cbrt (* (sqrt (- x 1)) (sqrt x))) (cbrt (* (sqrt (- x 1)) (sqrt x))))
  (cbrt (* (sqrt (- x 1)) (sqrt x)))
  (* (- x 1) (* (* (sqrt (- x 1)) (sqrt x)) x))
  (* (- x 1) x)
  (sqrt (* (sqrt (- x 1)) (sqrt x)))
  (sqrt (* (sqrt (- x 1)) (sqrt x)))
  (* (sqrt (sqrt x)) (sqrt (sqrt (- x 1))))
  (* (sqrt (sqrt x)) (sqrt (sqrt (- x 1))))
  (* (sqrt (sqrt x)) (sqrt (sqrt (- x 1))))
  (* (sqrt (sqrt x)) (sqrt (sqrt (- x 1))))
  (* (sqrt (sqrt x)) (sqrt (sqrt (- x 1))))
  (* (sqrt (sqrt x)) (sqrt (sqrt (- x 1))))
  (* (sqrt (sqrt x)) (sqrt (sqrt (- x 1))))
  (* (sqrt (sqrt x)) (sqrt (sqrt (- x 1))))
  (* (sqrt (- x 1)) (* (cbrt (sqrt x)) (cbrt (sqrt x))))
  (* (fabs (cbrt x)) (sqrt (- x 1)))
  (* (sqrt (- x 1)) (sqrt (sqrt x)))
  (sqrt (- x 1))
  (* (sqrt (- x 1)) (sqrt (sqrt x)))
  (sqrt (- x 1))
  (* (cbrt (sqrt (- x 1))) (sqrt x))
  (* (sqrt x) (sqrt (cbrt (- x 1))))
  (* (sqrt (sqrt (- x 1))) (sqrt x))
  (* (sqrt (- x 1)) (sqrt x))
  (* (sqrt (- (sqrt x) 1)) (sqrt x))
  (* (sqrt (- (sqrt x) 1)) (sqrt x))
  (* (sqrt (- (sqrt x) 1)) (sqrt x))
  (* (sqrt (- x 1)) (sqrt x))
  (* (sqrt (sqrt (- x 1))) (sqrt x))
  (* (sqrt (- x 1)) (sqrt x))
  (* (sqrt x) (sqrt (+ -1 (* (* x x) x))))
  (* (sqrt (+ -1 (* x x))) (sqrt x))
  (real->posit16 (* (sqrt (- x 1)) (sqrt x)))
  (+ (- (+ (* +nan.0 x) (* +nan.0 (* x x)))) (* (* x x) (* +nan.0 x)))
  (+ (- -1/2 (/ 1/8 x)) x)
  (- (- (/ (/ +nan.0 x) x) (- (/ +nan.0 x) +nan.0)))
1.643 * * * [progress]: adding candidates to table
1.806 * * [progress]: iteration 2 / 4
1.806 * * * [progress]: picking best candidate
1.809 * * * * [pick]: Picked  #<alt (λ (x) (+ (- -1/2 (/ 1/8 x)) x))>
1.809 * * * [progress]: localizing error
1.826 * * * [progress]: generating rewritten candidates
1.826 * * * [progress]: generating series expansions
1.826 * * * [progress]: simplifying candidates
1.826 * [simplify]: Simplifying:
  
1.826 * * [simplify]: iteration 0: 0 enodes
1.826 * * [simplify]: iteration complete: 0 enodes
1.826 * * [simplify]: Extracting #0: cost 0 inf + 0
1.826 * [simplify]: Simplified to:
  
1.826 * * * [progress]: adding candidates to table
1.827 * [progress]: [Phase 3 of 3] Extracting.
1.827 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (* (sqrt (- x 1)) (sqrt x)))> #<alt (λ (x) (+ (- -1/2 (/ 1/8 x)) x))>)
1.828 * * * [regime-changes]: Trying 2 branch expressions: ((* (sqrt (- x 1)) (sqrt x)) x)
1.829 * * * * [regimes]: Trying to branch on (* (sqrt (- x 1)) (sqrt x)) from (#<alt (λ (x) (* (sqrt (- x 1)) (sqrt x)))> #<alt (λ (x) (+ (- -1/2 (/ 1/8 x)) x))>)
1.882 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (* (sqrt (- x 1)) (sqrt x)))> #<alt (λ (x) (+ (- -1/2 (/ 1/8 x)) x))>)
1.914 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
1.915 * [simplify]: Simplifying:
  (* (sqrt (- x 1)) (sqrt x))
1.915 * * [simplify]: iteration 0: 6 enodes
1.915 * * [simplify]: iteration 1: 9 enodes
1.916 * * [simplify]: iteration complete: 9 enodes
1.916 * * [simplify]: Extracting #0: cost 1 inf + 0
1.916 * * [simplify]: Extracting #1: cost 3 inf + 0
1.916 * * [simplify]: Extracting #2: cost 5 inf + 0
1.916 * * [simplify]: Extracting #3: cost 5 inf + 1
1.916 * * [simplify]: Extracting #4: cost 0 inf + 329
1.916 * [simplify]: Simplified to:
  (* (sqrt (- x 1)) (sqrt x))
6.004 * [regime-testing]: Baseline error score: 0.48693586698337293
6.008 * [regime-testing]: Oracle error score: 0.006375796974621828
6.019 * [regime-testing]: End program error score: 0.48693586698337293