1.134 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.141 * * * [progress]: [2/2] Setting up program.
0.145 * [progress]: [Phase 2 of 3] Improving.
0.145 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (x) (* (sqrt (- x 1)) (sqrt x)))>
0.148 * [simplify]: Simplifying:
  (* (sqrt (- x 1)) (sqrt x))
0.149 * * [simplify]: iteration 1: (6 enodes)
0.188 * * [simplify]: iteration 2: (10 enodes)
0.189 * * [simplify]: iteration 3: (11 enodes)
0.194 * * [simplify]: Extracting #0: cost 1 inf + 0
0.194 * * [simplify]: Extracting #1: cost 3 inf + 0
0.194 * * [simplify]: Extracting #2: cost 5 inf + 0
0.195 * * [simplify]: Extracting #3: cost 6 inf + 1
0.195 * * [simplify]: Extracting #4: cost 0 inf + 330
0.195 * [simplify]: Simplified to:
  (* (sqrt (- x 1)) (sqrt x))
0.199 * * [progress]: iteration 1 / 4
0.199 * * * [progress]: picking best candidate
0.201 * * * * [pick]: Picked  #<alt (λ (x) (* (sqrt (- x 1)) (sqrt x)))>
0.201 * * * [progress]: localizing error
0.214 * * * [progress]: generating rewritten candidates
0.214 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.234 * * * [progress]: generating series expansions
0.234 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.240 * [backup-simplify]: Simplify (* (sqrt (- x 1)) (sqrt x)) into (sqrt (* x (- x 1)))
0.240 * [approximate]: Taking taylor expansion of (sqrt (* x (- x 1))) in (x) around 0
0.241 * [taylor]: Taking taylor expansion of (sqrt (* x (- x 1))) in x
0.241 * [taylor]: Taking taylor expansion of (* x (- x 1)) in x
0.241 * [taylor]: Taking taylor expansion of x in x
0.241 * [backup-simplify]: Simplify 0 into 0
0.241 * [backup-simplify]: Simplify 1 into 1
0.241 * [taylor]: Taking taylor expansion of (- x 1) in x
0.241 * [taylor]: Taking taylor expansion of x in x
0.241 * [backup-simplify]: Simplify 0 into 0
0.241 * [backup-simplify]: Simplify 1 into 1
0.241 * [taylor]: Taking taylor expansion of 1 in x
0.241 * [backup-simplify]: Simplify 1 into 1
0.242 * [backup-simplify]: Simplify (- 1) into -1
0.243 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.243 * [backup-simplify]: Simplify (* 0 -1) into 0
0.243 * [backup-simplify]: Simplify (- 0) into 0
0.244 * [backup-simplify]: Simplify (+ 1 0) into 1
0.244 * [backup-simplify]: Simplify (+ (* 0 1) (* 1 -1)) into -1
0.244 * [backup-simplify]: Simplify (sqrt 0) into 0
0.245 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0
0.245 * [taylor]: Taking taylor expansion of (sqrt (* x (- x 1))) in x
0.245 * [taylor]: Taking taylor expansion of (* x (- x 1)) in x
0.245 * [taylor]: Taking taylor expansion of x in x
0.245 * [backup-simplify]: Simplify 0 into 0
0.245 * [backup-simplify]: Simplify 1 into 1
0.245 * [taylor]: Taking taylor expansion of (- x 1) in x
0.245 * [taylor]: Taking taylor expansion of x in x
0.245 * [backup-simplify]: Simplify 0 into 0
0.245 * [backup-simplify]: Simplify 1 into 1
0.245 * [taylor]: Taking taylor expansion of 1 in x
0.245 * [backup-simplify]: Simplify 1 into 1
0.246 * [backup-simplify]: Simplify (- 1) into -1
0.246 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.246 * [backup-simplify]: Simplify (* 0 -1) into 0
0.246 * [backup-simplify]: Simplify (- 0) into 0
0.247 * [backup-simplify]: Simplify (+ 1 0) into 1
0.247 * [backup-simplify]: Simplify (+ (* 0 1) (* 1 -1)) into -1
0.247 * [backup-simplify]: Simplify (sqrt 0) into 0
0.248 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0
0.249 * [backup-simplify]: Simplify 0 into 0
0.249 * [backup-simplify]: Simplify +nan.0 into +nan.0
0.249 * [backup-simplify]: Simplify (- 0) into 0
0.250 * [backup-simplify]: Simplify (+ 0 0) into 0
0.250 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 1) (* 0 -1))) into 1
0.253 * [backup-simplify]: Simplify (/ (- 1 (pow +nan.0 2) (+)) (* 2 0)) into +nan.0
0.253 * [backup-simplify]: Simplify +nan.0 into +nan.0
0.253 * [backup-simplify]: Simplify (- 0) into 0
0.253 * [backup-simplify]: Simplify (+ 0 0) into 0
0.254 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 -1)))) into 0
0.257 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0
0.257 * [backup-simplify]: Simplify +nan.0 into +nan.0
0.257 * [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)))))))
0.258 * [backup-simplify]: Simplify (* (sqrt (- (/ 1 x) 1)) (sqrt (/ 1 x))) into (sqrt (/ (- (/ 1 x) 1) x))
0.258 * [approximate]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1) x)) in (x) around 0
0.258 * [taylor]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1) x)) in x
0.258 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1) x) in x
0.258 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1) in x
0.258 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.258 * [taylor]: Taking taylor expansion of x in x
0.258 * [backup-simplify]: Simplify 0 into 0
0.258 * [backup-simplify]: Simplify 1 into 1
0.258 * [backup-simplify]: Simplify (/ 1 1) into 1
0.258 * [taylor]: Taking taylor expansion of 1 in x
0.258 * [backup-simplify]: Simplify 1 into 1
0.258 * [taylor]: Taking taylor expansion of x in x
0.258 * [backup-simplify]: Simplify 0 into 0
0.258 * [backup-simplify]: Simplify 1 into 1
0.259 * [backup-simplify]: Simplify (+ 1 0) into 1
0.259 * [backup-simplify]: Simplify (/ 1 1) into 1
0.267 * [backup-simplify]: Simplify (sqrt 1) into 1
0.268 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.268 * [backup-simplify]: Simplify (- 1) into -1
0.269 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.269 * [backup-simplify]: Simplify (- (/ -1 1) (+ (* 1 (/ 0 1)))) into -1
0.270 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 1))) into -1/2
0.270 * [taylor]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1) x)) in x
0.270 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1) x) in x
0.270 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1) in x
0.270 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.270 * [taylor]: Taking taylor expansion of x in x
0.270 * [backup-simplify]: Simplify 0 into 0
0.270 * [backup-simplify]: Simplify 1 into 1
0.270 * [backup-simplify]: Simplify (/ 1 1) into 1
0.270 * [taylor]: Taking taylor expansion of 1 in x
0.270 * [backup-simplify]: Simplify 1 into 1
0.270 * [taylor]: Taking taylor expansion of x in x
0.270 * [backup-simplify]: Simplify 0 into 0
0.270 * [backup-simplify]: Simplify 1 into 1
0.271 * [backup-simplify]: Simplify (+ 1 0) into 1
0.271 * [backup-simplify]: Simplify (/ 1 1) into 1
0.271 * [backup-simplify]: Simplify (sqrt 1) into 1
0.271 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.272 * [backup-simplify]: Simplify (- 1) into -1
0.272 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.273 * [backup-simplify]: Simplify (- (/ -1 1) (+ (* 1 (/ 0 1)))) into -1
0.273 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 1))) into -1/2
0.273 * [backup-simplify]: Simplify 1 into 1
0.273 * [backup-simplify]: Simplify -1/2 into -1/2
0.274 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.274 * [backup-simplify]: Simplify (- 0) into 0
0.274 * [backup-simplify]: Simplify (+ 0 0) into 0
0.275 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* -1 (/ 0 1)))) into 0
0.276 * [backup-simplify]: Simplify (/ (- 0 (pow -1/2 2) (+)) (* 2 1)) into -1/8
0.276 * [backup-simplify]: Simplify -1/8 into -1/8
0.276 * [backup-simplify]: Simplify (+ (* -1/8 (/ 1 x)) (+ -1/2 (* 1 (/ 1 (/ 1 x))))) into (- x (+ (* 1/8 (/ 1 x)) 1/2))
0.276 * [backup-simplify]: Simplify (* (sqrt (- (/ 1 (- x)) 1)) (sqrt (/ 1 (- x)))) into (* (sqrt (- (+ (/ 1 x) 1))) (sqrt (/ -1 x)))
0.276 * [approximate]: Taking taylor expansion of (* (sqrt (- (+ (/ 1 x) 1))) (sqrt (/ -1 x))) in (x) around 0
0.276 * [taylor]: Taking taylor expansion of (* (sqrt (- (+ (/ 1 x) 1))) (sqrt (/ -1 x))) in x
0.276 * [taylor]: Taking taylor expansion of (sqrt (- (+ (/ 1 x) 1))) in x
0.276 * [taylor]: Taking taylor expansion of (- (+ (/ 1 x) 1)) in x
0.276 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1) in x
0.276 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.276 * [taylor]: Taking taylor expansion of x in x
0.276 * [backup-simplify]: Simplify 0 into 0
0.276 * [backup-simplify]: Simplify 1 into 1
0.277 * [backup-simplify]: Simplify (/ 1 1) into 1
0.277 * [taylor]: Taking taylor expansion of 1 in x
0.277 * [backup-simplify]: Simplify 1 into 1
0.277 * [backup-simplify]: Simplify (+ 1 0) into 1
0.277 * [backup-simplify]: Simplify (- 1) into -1
0.277 * [backup-simplify]: Simplify (sqrt 0) into 0
0.278 * [backup-simplify]: Simplify (- 1) into -1
0.279 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0
0.279 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x
0.279 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.279 * [taylor]: Taking taylor expansion of -1 in x
0.279 * [backup-simplify]: Simplify -1 into -1
0.279 * [taylor]: Taking taylor expansion of x in x
0.279 * [backup-simplify]: Simplify 0 into 0
0.279 * [backup-simplify]: Simplify 1 into 1
0.279 * [backup-simplify]: Simplify (/ -1 1) into -1
0.279 * [backup-simplify]: Simplify (sqrt 0) into 0
0.280 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0
0.280 * [taylor]: Taking taylor expansion of (* (sqrt (- (+ (/ 1 x) 1))) (sqrt (/ -1 x))) in x
0.280 * [taylor]: Taking taylor expansion of (sqrt (- (+ (/ 1 x) 1))) in x
0.280 * [taylor]: Taking taylor expansion of (- (+ (/ 1 x) 1)) in x
0.280 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1) in x
0.280 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.280 * [taylor]: Taking taylor expansion of x in x
0.280 * [backup-simplify]: Simplify 0 into 0
0.280 * [backup-simplify]: Simplify 1 into 1
0.281 * [backup-simplify]: Simplify (/ 1 1) into 1
0.281 * [taylor]: Taking taylor expansion of 1 in x
0.281 * [backup-simplify]: Simplify 1 into 1
0.281 * [backup-simplify]: Simplify (+ 1 0) into 1
0.281 * [backup-simplify]: Simplify (- 1) into -1
0.281 * [backup-simplify]: Simplify (sqrt 0) into 0
0.282 * [backup-simplify]: Simplify (- 1) into -1
0.282 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0
0.282 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x
0.282 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.282 * [taylor]: Taking taylor expansion of -1 in x
0.282 * [backup-simplify]: Simplify -1 into -1
0.282 * [taylor]: Taking taylor expansion of x in x
0.283 * [backup-simplify]: Simplify 0 into 0
0.283 * [backup-simplify]: Simplify 1 into 1
0.283 * [backup-simplify]: Simplify (/ -1 1) into -1
0.283 * [backup-simplify]: Simplify (sqrt 0) into 0
0.284 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0
0.284 * [backup-simplify]: Simplify (* 0 0) into 0
0.284 * [backup-simplify]: Simplify 0 into 0
0.285 * [backup-simplify]: Simplify (+ (* 0 +nan.0) (* +nan.0 0)) into 0
0.285 * [backup-simplify]: Simplify 0 into 0
0.285 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
0.287 * [backup-simplify]: Simplify (/ (- 0 (pow +nan.0 2) (+)) (* 2 0)) into +nan.0
0.288 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.288 * [backup-simplify]: Simplify (+ 0 1) into 1
0.289 * [backup-simplify]: Simplify (- 1) into -1
0.291 * [backup-simplify]: Simplify (/ (- -1 (pow +nan.0 2) (+)) (* 2 0)) into +nan.0
0.294 * [backup-simplify]: Simplify (+ (* 0 +nan.0) (+ (* +nan.0 +nan.0) (* +nan.0 0))) into (- +nan.0)
0.294 * [backup-simplify]: Simplify (- +nan.0) into (- +nan.0)
0.295 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.297 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0
0.298 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.298 * [backup-simplify]: Simplify (+ 0 0) into 0
0.298 * [backup-simplify]: Simplify (- 0) into 0
0.330 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0
0.335 * [backup-simplify]: Simplify (+ (* 0 +nan.0) (+ (* +nan.0 +nan.0) (+ (* +nan.0 +nan.0) (* +nan.0 0)))) into (- +nan.0)
0.336 * [backup-simplify]: Simplify (- +nan.0) into (- +nan.0)
0.337 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.342 * [backup-simplify]: Simplify (/ (- 0 (pow +nan.0 2) (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0
0.343 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.343 * [backup-simplify]: Simplify (+ 0 0) into 0
0.343 * [backup-simplify]: Simplify (- 0) into 0
0.348 * [backup-simplify]: Simplify (/ (- 0 (pow +nan.0 2) (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0
0.354 * [backup-simplify]: Simplify (+ (* 0 +nan.0) (+ (* +nan.0 +nan.0) (+ (* +nan.0 +nan.0) (+ (* +nan.0 +nan.0) (* +nan.0 0))))) into (- +nan.0)
0.354 * [backup-simplify]: Simplify (- +nan.0) into (- +nan.0)
0.355 * [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)))))
0.355 * * * [progress]: simplifying candidates
0.355 * * * * [progress]: [ 1 / 42 ] simplifiying candidate #<alt (λ (x) (log1p (expm1 (* (sqrt (- x 1)) (sqrt x)))))>
0.356 * * * * [progress]: [ 2 / 42 ] simplifiying candidate #<alt (λ (x) (expm1 (log1p (* (sqrt (- x 1)) (sqrt x)))))>
0.356 * * * * [progress]: [ 3 / 42 ] simplifiying candidate #<alt (λ (x) (pow (* (- x 1) x) 1/2))>
0.356 * * * * [progress]: [ 4 / 42 ] simplifiying candidate #<alt (λ (x) (pow (* (sqrt (- x 1)) (sqrt x)) 1))>
0.356 * * * * [progress]: [ 5 / 42 ] simplifiying candidate #<alt (λ (x) (pow (* (- x 1) x) (/ 1 2)))>
0.356 * * * * [progress]: [ 6 / 42 ] simplifiying candidate #<alt (λ (x) (pow (* (sqrt (- x 1)) (sqrt x)) 1))>
0.356 * * * * [progress]: [ 7 / 42 ] simplifiying candidate #<alt (λ (x) (exp (+ (log (sqrt (- x 1))) (log (sqrt x)))))>
0.356 * * * * [progress]: [ 8 / 42 ] simplifiying candidate #<alt (λ (x) (exp (log (* (sqrt (- x 1)) (sqrt x)))))>
0.356 * * * * [progress]: [ 9 / 42 ] simplifiying candidate #<alt (λ (x) (log (exp (* (sqrt (- x 1)) (sqrt x)))))>
0.356 * * * * [progress]: [ 10 / 42 ] simplifiying candidate #<alt (λ (x) (cbrt (* (* (* (sqrt (- x 1)) (sqrt (- x 1))) (sqrt (- x 1))) (* (* (sqrt x) (sqrt x)) (sqrt x)))))>
0.356 * * * * [progress]: [ 11 / 42 ] simplifiying candidate #<alt (λ (x) (* (* (cbrt (* (sqrt (- x 1)) (sqrt x))) (cbrt (* (sqrt (- x 1)) (sqrt x)))) (cbrt (* (sqrt (- x 1)) (sqrt x)))))>
0.356 * * * * [progress]: [ 12 / 42 ] simplifiying candidate #<alt (λ (x) (cbrt (* (* (* (sqrt (- x 1)) (sqrt x)) (* (sqrt (- x 1)) (sqrt x))) (* (sqrt (- x 1)) (sqrt x)))))>
0.356 * * * * [progress]: [ 13 / 42 ] simplifiying candidate #<alt (λ (x) (sqrt (* (- x 1) x)))>
0.356 * * * * [progress]: [ 14 / 42 ] simplifiying candidate #<alt (λ (x) (* (sqrt (* (sqrt (- x 1)) (sqrt x))) (sqrt (* (sqrt (- x 1)) (sqrt x)))))>
0.356 * * * * [progress]: [ 15 / 42 ] simplifiying candidate #<alt (λ (x) (* 1 (* (sqrt (- x 1)) (sqrt x))))>
0.356 * * * * [progress]: [ 16 / 42 ] simplifiying candidate #<alt (λ (x) (* (* (sqrt (sqrt (- x 1))) (sqrt (sqrt x))) (* (sqrt (sqrt (- x 1))) (sqrt (sqrt x)))))>
0.356 * * * * [progress]: [ 17 / 42 ] simplifiying candidate #<alt (λ (x) (* (* (sqrt (sqrt (- x 1))) (sqrt (sqrt x))) (* (sqrt (sqrt (- x 1))) (sqrt (sqrt x)))))>
0.356 * * * * [progress]: [ 18 / 42 ] simplifiying candidate #<alt (λ (x) (* (* (sqrt (sqrt (- x 1))) (sqrt (sqrt x))) (* (sqrt (sqrt (- x 1))) (sqrt (sqrt x)))))>
0.356 * * * * [progress]: [ 19 / 42 ] simplifiying candidate #<alt (λ (x) (* (* (sqrt (sqrt (- x 1))) (sqrt (sqrt x))) (* (sqrt (sqrt (- x 1))) (sqrt (sqrt x)))))>
0.357 * * * * [progress]: [ 20 / 42 ] simplifiying candidate #<alt (λ (x) (* (* (sqrt (- x 1)) (* (cbrt (sqrt x)) (cbrt (sqrt x)))) (cbrt (sqrt x))))>
0.357 * * * * [progress]: [ 21 / 42 ] simplifiying candidate #<alt (λ (x) (* (* (sqrt (- x 1)) (sqrt (* (cbrt x) (cbrt x)))) (sqrt (cbrt x))))>
0.357 * * * * [progress]: [ 22 / 42 ] simplifiying candidate #<alt (λ (x) (* (* (sqrt (- x 1)) (sqrt (sqrt x))) (sqrt (sqrt x))))>
0.357 * * * * [progress]: [ 23 / 42 ] simplifiying candidate #<alt (λ (x) (* (* (sqrt (- x 1)) (sqrt 1)) (sqrt x)))>
0.357 * * * * [progress]: [ 24 / 42 ] simplifiying candidate #<alt (λ (x) (* (* (sqrt (- x 1)) (sqrt (sqrt x))) (sqrt (sqrt x))))>
0.357 * * * * [progress]: [ 25 / 42 ] simplifiying candidate #<alt (λ (x) (* (* (sqrt (- x 1)) 1) (sqrt x)))>
0.357 * * * * [progress]: [ 26 / 42 ] simplifiying candidate #<alt (λ (x) (* (* (cbrt (sqrt (- x 1))) (cbrt (sqrt (- x 1)))) (* (cbrt (sqrt (- x 1))) (sqrt x))))>
0.357 * * * * [progress]: [ 27 / 42 ] simplifiying candidate #<alt (λ (x) (* (sqrt (* (cbrt (- x 1)) (cbrt (- x 1)))) (* (sqrt (cbrt (- x 1))) (sqrt x))))>
0.357 * * * * [progress]: [ 28 / 42 ] simplifiying candidate #<alt (λ (x) (* (sqrt (sqrt (- x 1))) (* (sqrt (sqrt (- x 1))) (sqrt x))))>
0.357 * * * * [progress]: [ 29 / 42 ] simplifiying candidate #<alt (λ (x) (* (sqrt 1) (* (sqrt (- x 1)) (sqrt x))))>
0.357 * * * * [progress]: [ 30 / 42 ] simplifiying candidate #<alt (λ (x) (* (sqrt (+ (sqrt x) (sqrt 1))) (* (sqrt (- (sqrt x) (sqrt 1))) (sqrt x))))>
0.357 * * * * [progress]: [ 31 / 42 ] simplifiying candidate #<alt (λ (x) (* (sqrt (+ (sqrt x) 1)) (* (sqrt (- (sqrt x) 1)) (sqrt x))))>
0.357 * * * * [progress]: [ 32 / 42 ] simplifiying candidate #<alt (λ (x) (* (sqrt (+ (sqrt x) 1)) (* (sqrt (- (sqrt x) 1)) (sqrt x))))>
0.357 * * * * [progress]: [ 33 / 42 ] simplifiying candidate #<alt (λ (x) (* (sqrt 1) (* (sqrt (- x 1)) (sqrt x))))>
0.357 * * * * [progress]: [ 34 / 42 ] simplifiying candidate #<alt (λ (x) (* (sqrt (sqrt (- x 1))) (* (sqrt (sqrt (- x 1))) (sqrt x))))>
0.357 * * * * [progress]: [ 35 / 42 ] simplifiying candidate #<alt (λ (x) (* 1 (* (sqrt (- x 1)) (sqrt x))))>
0.357 * * * * [progress]: [ 36 / 42 ] simplifiying candidate #<alt (λ (x) (/ (* (sqrt (- (pow x 3) (pow 1 3))) (sqrt x)) (sqrt (+ (* x x) (+ (* 1 1) (* x 1))))))>
0.357 * * * * [progress]: [ 37 / 42 ] simplifiying candidate #<alt (λ (x) (/ (* (sqrt (- (* x x) (* 1 1))) (sqrt x)) (sqrt (+ x 1))))>
0.357 * * * * [progress]: [ 38 / 42 ] simplifiying candidate #<alt (λ (x) (posit16->real (real->posit16 (* (sqrt (- x 1)) (sqrt x)))))>
0.357 * * * * [progress]: [ 39 / 42 ] simplifiying candidate #<alt (λ (x) (* (sqrt x) (sqrt (- x 1))))>
0.358 * * * * [progress]: [ 40 / 42 ] simplifiying candidate #<alt (λ (x) (- (+ (* +nan.0 x) (- (+ (* +nan.0 (pow x 3)) (- (* +nan.0 (pow x 2))))))))>
0.358 * * * * [progress]: [ 41 / 42 ] simplifiying candidate #<alt (λ (x) (- x (+ (* 1/8 (/ 1 x)) 1/2)))>
0.358 * * * * [progress]: [ 42 / 42 ] simplifiying candidate #<alt (λ (x) (- (+ (* +nan.0 (/ 1 (pow x 2))) (- (+ (* +nan.0 (/ 1 x)) (- +nan.0))))))>
0.358 * [simplify]: Simplifying:
  (expm1 (* (sqrt (- x 1)) (sqrt x)))
  (log1p (* (sqrt (- x 1)) (sqrt x)))
  (* (- 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)))))
0.359 * * [simplify]: iteration 1: (87 enodes)
0.442 * * [simplify]: iteration 2: (192 enodes)
0.596 * * [simplify]: iteration 3: (413 enodes)
0.773 * * [simplify]: iteration 4: (969 enodes)
2.093 * * [simplify]: Extracting #0: cost 25 inf + 0
2.094 * * [simplify]: Extracting #1: cost 149 inf + 0
2.097 * * [simplify]: Extracting #2: cost 354 inf + 1158
2.108 * * [simplify]: Extracting #3: cost 221 inf + 22476
2.133 * * [simplify]: Extracting #4: cost 62 inf + 50207
2.148 * * [simplify]: Extracting #5: cost 15 inf + 66250
2.167 * * [simplify]: Extracting #6: cost 0 inf + 71428
2.198 * [simplify]: Simplified to:
  (expm1 (* (sqrt x) (sqrt (- x 1))))
  (log1p (* (sqrt x) (sqrt (- x 1))))
  (* x (- x 1))
  (* (sqrt x) (sqrt (- x 1)))
  (* x (- x 1))
  (log (* (sqrt x) (sqrt (- x 1))))
  (log (* (sqrt x) (sqrt (- x 1))))
  (exp (* (sqrt x) (sqrt (- x 1))))
  (* (* (- x 1) (sqrt (- x 1))) (* x (sqrt x)))
  (* (cbrt (* (sqrt x) (sqrt (- x 1)))) (cbrt (* (sqrt x) (sqrt (- x 1)))))
  (cbrt (* (sqrt x) (sqrt (- x 1))))
  (* (* (- x 1) (sqrt (- x 1))) (* x (sqrt x)))
  (* x (- x 1))
  (sqrt (* (sqrt x) (sqrt (- x 1))))
  (sqrt (* (sqrt x) (sqrt (- x 1))))
  (* (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))))
  (* (fabs (cbrt x)) (sqrt (- x 1)))
  (* (sqrt (sqrt x)) (sqrt (- x 1)))
  (sqrt (- x 1))
  (* (sqrt (sqrt x)) (sqrt (- x 1)))
  (sqrt (- x 1))
  (* (cbrt (sqrt (- x 1))) (sqrt x))
  (* (sqrt x) (sqrt (cbrt (- x 1))))
  (* (sqrt x) (sqrt (sqrt (- x 1))))
  (* (sqrt x) (sqrt (- x 1)))
  (* (sqrt x) (sqrt (+ -1 (sqrt x))))
  (* (sqrt x) (sqrt (+ -1 (sqrt x))))
  (* (sqrt x) (sqrt (+ -1 (sqrt x))))
  (* (sqrt x) (sqrt (- x 1)))
  (* (sqrt x) (sqrt (sqrt (- x 1))))
  (* (sqrt x) (sqrt (- x 1)))
  (* (sqrt (fma (* x x) x -1)) (sqrt x))
  (* (sqrt x) (sqrt (fma x x -1)))
  (real->posit16 (* (sqrt x) (sqrt (- x 1))))
  (- (* (* x +nan.0) (- (* x x) x)) (* x +nan.0))
  (+ (+ -1/2 x) (/ -1/8 x))
  (- (- (/ +nan.0 x) +nan.0) (/ (/ +nan.0 x) x))
2.201 * * * [progress]: adding candidates to table
2.532 * * [progress]: iteration 2 / 4
2.532 * * * [progress]: picking best candidate
2.534 * * * * [pick]: Picked  #<alt (λ (x) (+ (+ -1/2 x) (/ -1/8 x)))>
2.534 * * * [progress]: localizing error
2.542 * * * [progress]: generating rewritten candidates
2.542 * * * [progress]: generating series expansions
2.542 * * * [progress]: simplifying candidates
2.543 * [simplify]: Simplifying:
  
2.543 * * [simplify]: iteration 1: (0 enodes)
2.543 * * [simplify]: Extracting #0: cost 0 inf + 0
2.543 * [simplify]: Simplified to:
  
2.543 * * * [progress]: adding candidates to table
2.543 * [progress]: [Phase 3 of 3] Extracting.
2.544 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (* (sqrt (- x 1)) (sqrt x)))> #<alt (λ (x) (+ (+ -1/2 x) (/ -1/8 x)))>)
2.544 * * * [regime-changes]: Trying 2 branch expressions: ((* (sqrt (- x 1)) (sqrt x)) x)
2.545 * * * * [regimes]: Trying to branch on (* (sqrt (- x 1)) (sqrt x)) from (#<alt (λ (x) (* (sqrt (- x 1)) (sqrt x)))> #<alt (λ (x) (+ (+ -1/2 x) (/ -1/8 x)))>)
2.568 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (* (sqrt (- x 1)) (sqrt x)))> #<alt (λ (x) (+ (+ -1/2 x) (/ -1/8 x)))>)
2.586 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
2.587 * [simplify]: Simplifying:
  (+ (+ -1/2 x) (/ -1/8 x))
2.587 * * [simplify]: iteration 1: (6 enodes)
2.587 * * [simplify]: iteration 2: (8 enodes)
2.587 * * [simplify]: Extracting #0: cost 1 inf + 0
2.588 * * [simplify]: Extracting #1: cost 3 inf + 0
2.588 * * [simplify]: Extracting #2: cost 6 inf + 0
2.588 * * [simplify]: Extracting #3: cost 2 inf + 45
2.588 * * [simplify]: Extracting #4: cost 0 inf + 210
2.588 * [simplify]: Simplified to:
  (+ (+ x -1/2) (/ -1/8 x))
6.899 * [regime-testing]: Baseline error score: 0.39295602953712794
6.902 * [regime-testing]: Oracle error score: 0.004750593824228029
6.907 * [regime-testing]: End program error score: 0.39295602953712794