68.713 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.025 * * * [progress]: [2/2] Setting up program.
0.031 * [progress]: [Phase 2 of 3] Improving.
0.032 * [simplify]: Simplifying:
  (- (* (* x x) 2.0) 1.0)
0.032 * * [simplify]: iteration 0: 6 enodes
0.035 * * [simplify]: iteration 1: 11 enodes
0.040 * * [simplify]: iteration 2: 14 enodes
0.046 * * [simplify]: iteration 3: 15 enodes
0.052 * * [simplify]: iteration complete: 15 enodes
0.053 * * [simplify]: Extracting #0: cost 1 inf + 0
0.053 * * [simplify]: Extracting #1: cost 4 inf + 0
0.053 * * [simplify]: Extracting #2: cost 6 inf + 42
0.053 * * [simplify]: Extracting #3: cost 3 inf + 85
0.053 * * [simplify]: Extracting #4: cost 0 inf + 332
0.053 * [simplify]: Simplified to:
  (- (* 2.0 (* x x)) 1.0)
0.054 * * [progress]: iteration 1 / 4
0.054 * * * [progress]: picking best candidate
0.060 * * * * [pick]: Picked  #<alt (λ (x) (- (* (* x x) 2.0) 1.0))>
0.060 * * * [progress]: localizing error
0.073 * * * [progress]: generating rewritten candidates
0.074 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.150 * * * [progress]: generating series expansions
0.150 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.150 * [backup-simplify]: Simplify (* (* x x) 2.0) into (* 2.0 (pow x 2))
0.151 * [approximate]: Taking taylor expansion of (* 2.0 (pow x 2)) in (x) around 0
0.151 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.154 * [taylor]: Taking taylor expansion of 2.0 in x
0.154 * [backup-simplify]: Simplify 2.0 into 2.0
0.154 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.154 * [taylor]: Taking taylor expansion of x in x
0.154 * [backup-simplify]: Simplify 0 into 0
0.154 * [backup-simplify]: Simplify 1 into 1
0.154 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.154 * [taylor]: Taking taylor expansion of 2.0 in x
0.154 * [backup-simplify]: Simplify 2.0 into 2.0
0.154 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.154 * [taylor]: Taking taylor expansion of x in x
0.154 * [backup-simplify]: Simplify 0 into 0
0.154 * [backup-simplify]: Simplify 1 into 1
0.163 * [backup-simplify]: Simplify (* 1 1) into 1
0.164 * [backup-simplify]: Simplify (* 2.0 1) into 2.0
0.164 * [backup-simplify]: Simplify 2.0 into 2.0
0.186 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.186 * [backup-simplify]: Simplify (+ (* 2.0 0) (* 0 1)) into 0
0.187 * [backup-simplify]: Simplify 0 into 0
0.187 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.188 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (* 0 1))) into 0
0.188 * [backup-simplify]: Simplify 0 into 0
0.189 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.191 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.191 * [backup-simplify]: Simplify 0 into 0
0.191 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.193 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.193 * [backup-simplify]: Simplify 0 into 0
0.194 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.196 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.196 * [backup-simplify]: Simplify 0 into 0
0.197 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.199 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.199 * [backup-simplify]: Simplify 0 into 0
0.200 * [backup-simplify]: Simplify (* 2.0 (pow x 2)) into (* 2.0 (pow x 2))
0.200 * [backup-simplify]: Simplify (* (* (/ 1 x) (/ 1 x)) 2.0) into (/ 2.0 (pow x 2))
0.200 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.200 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.200 * [taylor]: Taking taylor expansion of 2.0 in x
0.200 * [backup-simplify]: Simplify 2.0 into 2.0
0.200 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.200 * [taylor]: Taking taylor expansion of x in x
0.200 * [backup-simplify]: Simplify 0 into 0
0.200 * [backup-simplify]: Simplify 1 into 1
0.200 * [backup-simplify]: Simplify (* 1 1) into 1
0.201 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.201 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.201 * [taylor]: Taking taylor expansion of 2.0 in x
0.201 * [backup-simplify]: Simplify 2.0 into 2.0
0.201 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.201 * [taylor]: Taking taylor expansion of x in x
0.201 * [backup-simplify]: Simplify 0 into 0
0.201 * [backup-simplify]: Simplify 1 into 1
0.202 * [backup-simplify]: Simplify (* 1 1) into 1
0.202 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.203 * [backup-simplify]: Simplify 2.0 into 2.0
0.204 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.206 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)))) into 0
0.206 * [backup-simplify]: Simplify 0 into 0
0.207 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.208 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.208 * [backup-simplify]: Simplify 0 into 0
0.209 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.210 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.210 * [backup-simplify]: Simplify 0 into 0
0.211 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.213 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.213 * [backup-simplify]: Simplify 0 into 0
0.214 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.215 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.215 * [backup-simplify]: Simplify 0 into 0
0.216 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.218 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.218 * [backup-simplify]: Simplify 0 into 0
0.218 * [backup-simplify]: Simplify (* 2.0 (pow (/ 1 (/ 1 x)) 2)) into (* 2.0 (pow x 2))
0.218 * [backup-simplify]: Simplify (* (* (/ 1 (- x)) (/ 1 (- x))) 2.0) into (/ 2.0 (pow x 2))
0.218 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.218 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.218 * [taylor]: Taking taylor expansion of 2.0 in x
0.218 * [backup-simplify]: Simplify 2.0 into 2.0
0.218 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.218 * [taylor]: Taking taylor expansion of x in x
0.218 * [backup-simplify]: Simplify 0 into 0
0.218 * [backup-simplify]: Simplify 1 into 1
0.219 * [backup-simplify]: Simplify (* 1 1) into 1
0.219 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.219 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.219 * [taylor]: Taking taylor expansion of 2.0 in x
0.219 * [backup-simplify]: Simplify 2.0 into 2.0
0.219 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.219 * [taylor]: Taking taylor expansion of x in x
0.219 * [backup-simplify]: Simplify 0 into 0
0.219 * [backup-simplify]: Simplify 1 into 1
0.220 * [backup-simplify]: Simplify (* 1 1) into 1
0.222 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.222 * [backup-simplify]: Simplify 2.0 into 2.0
0.223 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.224 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)))) into 0
0.224 * [backup-simplify]: Simplify 0 into 0
0.225 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.226 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.226 * [backup-simplify]: Simplify 0 into 0
0.227 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.236 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.236 * [backup-simplify]: Simplify 0 into 0
0.411 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.415 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.415 * [backup-simplify]: Simplify 0 into 0
0.416 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.417 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.417 * [backup-simplify]: Simplify 0 into 0
0.419 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.420 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.420 * [backup-simplify]: Simplify 0 into 0
0.426 * [backup-simplify]: Simplify (* 2.0 (pow (/ 1 (/ 1 (- x))) 2)) into (* 2.0 (pow x 2))
0.429 * * * [progress]: simplifying candidates
0.440 * [simplify]: Simplifying:
  (* (* x x) 2.0)
  (* (* x x) 2.0)
  (+ (+ (log x) (log x)) (log 2.0))
  (+ (log (* x x)) (log 2.0))
  (log (* (* x x) 2.0))
  (exp (* (* x x) 2.0))
  (* (* (* (* x x) x) (* (* x x) x)) (* (* 2.0 2.0) 2.0))
  (* (* (* (* x x) (* x x)) (* x x)) (* (* 2.0 2.0) 2.0))
  (* (cbrt (* (* x x) 2.0)) (cbrt (* (* x x) 2.0)))
  (cbrt (* (* x x) 2.0))
  (* (* (* (* x x) 2.0) (* (* x x) 2.0)) (* (* x x) 2.0))
  (sqrt (* (* x x) 2.0))
  (sqrt (* (* x x) 2.0))
  (* x (sqrt 2.0))
  (* x (sqrt 2.0))
  (* (* x x) (* (cbrt 2.0) (cbrt 2.0)))
  (* (* x x) (sqrt 2.0))
  (* (* x x) 1)
  (* x 2.0)
  (* 2.0 (pow x 2))
  (* 2.0 (pow x 2))
  (* 2.0 (pow x 2))
0.441 * * [simplify]: iteration 0: 37 enodes
0.493 * * [simplify]: iteration 1: 102 enodes
0.582 * * [simplify]: iteration 2: 335 enodes
1.281 * * [simplify]: iteration 3: 1355 enodes
5.211 * * [simplify]: iteration complete: 5001 enodes
5.211 * * [simplify]: Extracting #0: cost 12 inf + 0
5.213 * * [simplify]: Extracting #1: cost 403 inf + 0
5.223 * * [simplify]: Extracting #2: cost 1507 inf + 7389
5.256 * * [simplify]: Extracting #3: cost 1028 inf + 103053
5.341 * * [simplify]: Extracting #4: cost 90 inf + 222822
5.475 * * [simplify]: Extracting #5: cost 4 inf + 238664
5.564 * * [simplify]: Extracting #6: cost 0 inf + 239745
5.725 * [simplify]: Simplified to:
  (* (* x x) 2.0)
  (* (* x x) 2.0)
  (log (* (* x x) 2.0))
  (log (* (* x x) 2.0))
  (log (* (* x x) 2.0))
  (exp (* (* x x) 2.0))
  (* (* (* 2.0 (* x x)) (* 2.0 (* x x))) (* 2.0 (* x x)))
  (* (* (* 2.0 (* x x)) (* 2.0 (* x x))) (* 2.0 (* x x)))
  (* (cbrt (* (* x x) 2.0)) (cbrt (* (* x x) 2.0)))
  (cbrt (* (* x x) 2.0))
  (* (* (* 2.0 (* x x)) (* 2.0 (* x x))) (* 2.0 (* x x)))
  (sqrt (* (* x x) 2.0))
  (sqrt (* (* x x) 2.0))
  (* (sqrt 2.0) x)
  (* (sqrt 2.0) x)
  (* (* x (cbrt 2.0)) (* x (cbrt 2.0)))
  (* (* (sqrt 2.0) x) x)
  (* x x)
  (* x 2.0)
  (* (* x x) 2.0)
  (* (* x x) 2.0)
  (* (* x x) 2.0)
5.726 * * * [progress]: adding candidates to table
5.846 * [progress]: [Phase 3 of 3] Extracting.
5.851 * [simplify]: Simplifying:
  (- (* (* x x) 2.0) 1.0)
5.851 * * [simplify]: iteration 0: 6 enodes
5.852 * * [simplify]: iteration 1: 7 enodes
5.853 * * [simplify]: iteration complete: 7 enodes
5.853 * * [simplify]: Extracting #0: cost 1 inf + 0
5.853 * * [simplify]: Extracting #1: cost 3 inf + 0
5.853 * * [simplify]: Extracting #2: cost 4 inf + 1
5.853 * * [simplify]: Extracting #3: cost 4 inf + 2
5.853 * * [simplify]: Extracting #4: cost 2 inf + 44
5.853 * * [simplify]: Extracting #5: cost 0 inf + 249
5.853 * [simplify]: Simplified to:
  (- (* 2.0 (* x x)) 1.0)
7.783 * [regime-testing]: Baseline error score: 0.0016297254172463413
7.894 * [regime-testing]: Oracle error score: 0.0016297254172463413
7.911 * [regime-testing]: End program error score: 0.0016297254172463413