16.307 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.022 * * * [progress]: [2/2] Setting up program.
0.025 * [progress]: [Phase 2 of 3] Improving.
0.025 * [simplify]: Simplifying:
  (- (* (* x x) 2.0) 1.0)
0.025 * * [simplify]: iteration 0: 6 enodes
0.026 * * [simplify]: iteration 1: 11 enodes
0.028 * * [simplify]: iteration 2: 14 enodes
0.030 * * [simplify]: iteration 3: 15 enodes
0.032 * * [simplify]: iteration complete: 15 enodes
0.033 * * [simplify]: Extracting #0: cost 1 inf + 0
0.033 * * [simplify]: Extracting #1: cost 4 inf + 0
0.033 * * [simplify]: Extracting #2: cost 6 inf + 42
0.033 * * [simplify]: Extracting #3: cost 4 inf + 44
0.033 * * [simplify]: Extracting #4: cost 0 inf + 332
0.033 * [simplify]: Simplified to:
  (- (* 2.0 (* x x)) 1.0)
0.033 * * [progress]: iteration 1 / 4
0.033 * * * [progress]: picking best candidate
0.036 * * * * [pick]: Picked  #<alt (λ (x) (- (* (* x x) 2.0) 1.0))>
0.036 * * * [progress]: localizing error
0.042 * * * [progress]: generating rewritten candidates
0.042 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.062 * * * [progress]: generating series expansions
0.062 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.062 * [backup-simplify]: Simplify (* (* x x) 2.0) into (* 2.0 (pow x 2))
0.062 * [approximate]: Taking taylor expansion of (* 2.0 (pow x 2)) in (x) around 0
0.062 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.062 * [taylor]: Taking taylor expansion of 2.0 in x
0.062 * [backup-simplify]: Simplify 2.0 into 2.0
0.062 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.062 * [taylor]: Taking taylor expansion of x in x
0.062 * [backup-simplify]: Simplify 0 into 0
0.062 * [backup-simplify]: Simplify 1 into 1
0.062 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.062 * [taylor]: Taking taylor expansion of 2.0 in x
0.062 * [backup-simplify]: Simplify 2.0 into 2.0
0.062 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.062 * [taylor]: Taking taylor expansion of x in x
0.062 * [backup-simplify]: Simplify 0 into 0
0.062 * [backup-simplify]: Simplify 1 into 1
0.063 * [backup-simplify]: Simplify (* 1 1) into 1
0.063 * [backup-simplify]: Simplify (* 2.0 1) into 2.0
0.063 * [backup-simplify]: Simplify 2.0 into 2.0
0.063 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.064 * [backup-simplify]: Simplify (+ (* 2.0 0) (* 0 1)) into 0
0.064 * [backup-simplify]: Simplify 0 into 0
0.065 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.065 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (* 0 1))) into 0
0.065 * [backup-simplify]: Simplify 0 into 0
0.066 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.066 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.066 * [backup-simplify]: Simplify 0 into 0
0.067 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.068 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.068 * [backup-simplify]: Simplify 0 into 0
0.069 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.070 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.070 * [backup-simplify]: Simplify 0 into 0
0.071 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.071 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.072 * [backup-simplify]: Simplify 0 into 0
0.072 * [backup-simplify]: Simplify (* 2.0 (pow x 2)) into (* 2.0 (pow x 2))
0.072 * [backup-simplify]: Simplify (* (* (/ 1 x) (/ 1 x)) 2.0) into (/ 2.0 (pow x 2))
0.072 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.072 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.072 * [taylor]: Taking taylor expansion of 2.0 in x
0.072 * [backup-simplify]: Simplify 2.0 into 2.0
0.072 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.072 * [taylor]: Taking taylor expansion of x in x
0.072 * [backup-simplify]: Simplify 0 into 0
0.072 * [backup-simplify]: Simplify 1 into 1
0.072 * [backup-simplify]: Simplify (* 1 1) into 1
0.072 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.073 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.073 * [taylor]: Taking taylor expansion of 2.0 in x
0.073 * [backup-simplify]: Simplify 2.0 into 2.0
0.073 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.073 * [taylor]: Taking taylor expansion of x in x
0.073 * [backup-simplify]: Simplify 0 into 0
0.073 * [backup-simplify]: Simplify 1 into 1
0.073 * [backup-simplify]: Simplify (* 1 1) into 1
0.073 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.073 * [backup-simplify]: Simplify 2.0 into 2.0
0.074 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.074 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)))) into 0
0.074 * [backup-simplify]: Simplify 0 into 0
0.075 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.075 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.075 * [backup-simplify]: Simplify 0 into 0
0.076 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.076 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.076 * [backup-simplify]: Simplify 0 into 0
0.077 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.078 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.078 * [backup-simplify]: Simplify 0 into 0
0.078 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.079 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.079 * [backup-simplify]: Simplify 0 into 0
0.080 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.081 * [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
0.081 * [backup-simplify]: Simplify 0 into 0
0.081 * [backup-simplify]: Simplify (* 2.0 (pow (/ 1 (/ 1 x)) 2)) into (* 2.0 (pow x 2))
0.081 * [backup-simplify]: Simplify (* (* (/ 1 (- x)) (/ 1 (- x))) 2.0) into (/ 2.0 (pow x 2))
0.081 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.081 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.081 * [taylor]: Taking taylor expansion of 2.0 in x
0.081 * [backup-simplify]: Simplify 2.0 into 2.0
0.081 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.081 * [taylor]: Taking taylor expansion of x in x
0.081 * [backup-simplify]: Simplify 0 into 0
0.081 * [backup-simplify]: Simplify 1 into 1
0.082 * [backup-simplify]: Simplify (* 1 1) into 1
0.082 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.082 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.082 * [taylor]: Taking taylor expansion of 2.0 in x
0.082 * [backup-simplify]: Simplify 2.0 into 2.0
0.082 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.082 * [taylor]: Taking taylor expansion of x in x
0.082 * [backup-simplify]: Simplify 0 into 0
0.082 * [backup-simplify]: Simplify 1 into 1
0.082 * [backup-simplify]: Simplify (* 1 1) into 1
0.083 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.083 * [backup-simplify]: Simplify 2.0 into 2.0
0.083 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.084 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)))) into 0
0.084 * [backup-simplify]: Simplify 0 into 0
0.084 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.085 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.085 * [backup-simplify]: Simplify 0 into 0
0.086 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.086 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.086 * [backup-simplify]: Simplify 0 into 0
0.087 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.088 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.088 * [backup-simplify]: Simplify 0 into 0
0.088 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.089 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.089 * [backup-simplify]: Simplify 0 into 0
0.090 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.090 * [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
0.090 * [backup-simplify]: Simplify 0 into 0
0.091 * [backup-simplify]: Simplify (* 2.0 (pow (/ 1 (/ 1 (- x))) 2)) into (* 2.0 (pow x 2))
0.091 * * * [progress]: simplifying candidates
0.091 * [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))
0.091 * * [simplify]: iteration 0: 37 enodes
0.100 * * [simplify]: iteration 1: 102 enodes
0.128 * * [simplify]: iteration 2: 334 enodes
0.390 * * [simplify]: iteration 3: 1296 enodes
1.264 * * [simplify]: iteration complete: 5003 enodes
1.264 * * [simplify]: Extracting #0: cost 12 inf + 0
1.265 * * [simplify]: Extracting #1: cost 374 inf + 0
1.269 * * [simplify]: Extracting #2: cost 1562 inf + 5745
1.294 * * [simplify]: Extracting #3: cost 943 inf + 110961
1.346 * * [simplify]: Extracting #4: cost 32 inf + 225095
1.388 * * [simplify]: Extracting #5: cost 2 inf + 230480
1.447 * * [simplify]: Extracting #6: cost 0 inf + 231256
1.504 * [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))
  (* (* (* (* x x) 2.0) (* (* x x) 2.0)) (* (* x x) 2.0))
  (* (* (* (* x x) 2.0) (* (* x x) 2.0)) (* (* x x) 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))
  (* (* (cbrt 2.0) x) (* (cbrt 2.0) x))
  (* x (* x (sqrt 2.0)))
  (* x x)
  (* x 2.0)
  (* (* x x) 2.0)
  (* (* x x) 2.0)
  (* (* x x) 2.0)
1.505 * * * [progress]: adding candidates to table
1.567 * [progress]: [Phase 3 of 3] Extracting.
1.573 * [simplify]: Simplifying:
  (- (* (* x x) 2.0) 1.0)
1.573 * * [simplify]: iteration 0: 6 enodes
1.573 * * [simplify]: iteration 1: 7 enodes
1.576 * * [simplify]: iteration complete: 7 enodes
1.576 * * [simplify]: Extracting #0: cost 1 inf + 0
1.576 * * [simplify]: Extracting #1: cost 3 inf + 0
1.576 * * [simplify]: Extracting #2: cost 4 inf + 1
1.576 * * [simplify]: Extracting #3: cost 4 inf + 2
1.576 * * [simplify]: Extracting #4: cost 3 inf + 3
1.576 * * [simplify]: Extracting #5: cost 0 inf + 249
1.577 * [simplify]: Simplified to:
  (- (* 2.0 (* x x)) 1.0)
2.431 * [regime-testing]: Baseline error score: 0.001634806300418906
2.439 * [regime-testing]: Oracle error score: 0.001634806300418906
2.440 * [regime-testing]: End program error score: 0.001634806300418906