0.159 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.013 * * * [progress]: [2/2] Setting up program.
0.016 * [progress]: [Phase 2 of 3] Improving.
0.016 * [simplify]: Simplifying:
  (- (* (* x x) 2.0) 1.0)
0.016 * * [simplify]: Extracting # 0 : cost  1  inf +  0
0.016 * * [simplify]: Extracting # 1 : cost  3  inf +  0
0.016 * * [simplify]: Extracting # 2 : cost  4  inf +  1
0.016 * * [simplify]: Extracting # 3 : cost  4  inf +  2
0.016 * * [simplify]: Extracting # 4 : cost  3  inf +  3
0.016 * * [simplify]: Extracting # 5 : cost  0  inf +  249
0.016 * * [simplify]: iteration  0 :  6  enodes  (cost  123 )
0.018 * * [simplify]: Extracting # 0 : cost  0  inf +  249
0.018 * * [simplify]: Extracting # 1 : cost  2  inf +  249
0.018 * * [simplify]: Extracting # 2 : cost  0  inf +  332
0.018 * * [simplify]: iteration  1 :  11  enodes  (cost  123 )
0.021 * * [simplify]: Extracting # 0 : cost  0  inf +  332
0.021 * * [simplify]: iteration  2 :  14  enodes  (cost  123 )
0.024 * * [simplify]: Extracting # 0 : cost  0  inf +  332
0.024 * * [simplify]: iteration  3 :  15  enodes  (cost  123 )
0.027 * * [simplify]: Extracting # 0 : cost  0  inf +  332
0.027 * * [simplify]: iteration complete:  15  enodes  (cost  123 )
0.027 * [simplify]: Simplified to:
  (- (* (* x x) 2.0) 1.0)
0.027 * * [progress]: iteration 1 / 4
0.027 * * * [progress]: picking best candidate
0.030 * * * * [pick]: Picked  #<alt (λ (x) (- (* (* x x) 2.0) 1.0))>
0.030 * * * [progress]: localizing error
0.046 * * * [progress]: generating rewritten candidates
0.046 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.063 * * * [progress]: generating series expansions
0.063 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.064 * [backup-simplify]: Simplify (* (* x x) 2.0) into (* 2.0 (pow x 2))
0.064 * [approximate]: Taking taylor expansion of (* 2.0 (pow x 2)) in (x) around 0
0.064 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.064 * [taylor]: Taking taylor expansion of 2.0 in x
0.064 * [backup-simplify]: Simplify 2.0 into 2.0
0.064 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.064 * [taylor]: Taking taylor expansion of x in x
0.064 * [backup-simplify]: Simplify 0 into 0
0.064 * [backup-simplify]: Simplify 1 into 1
0.064 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.064 * [taylor]: Taking taylor expansion of 2.0 in x
0.064 * [backup-simplify]: Simplify 2.0 into 2.0
0.064 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.064 * [taylor]: Taking taylor expansion of x in x
0.064 * [backup-simplify]: Simplify 0 into 0
0.064 * [backup-simplify]: Simplify 1 into 1
0.064 * [backup-simplify]: Simplify (* 1 1) into 1
0.065 * [backup-simplify]: Simplify (* 2.0 1) into 2.0
0.065 * [backup-simplify]: Simplify 2.0 into 2.0
0.065 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.066 * [backup-simplify]: Simplify (+ (* 2.0 0) (* 0 1)) into 0
0.066 * [backup-simplify]: Simplify 0 into 0
0.066 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.067 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (* 0 1))) into 0
0.067 * [backup-simplify]: Simplify 0 into 0
0.068 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.068 * [backup-simplify]: Simplify (+ (* 2.0 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 1))))) into 0
0.070 * [backup-simplify]: Simplify (+ (* 2.0 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 1)))))) into 0
0.072 * [backup-simplify]: Simplify (+ (* 2.0 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 (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.073 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.073 * [backup-simplify]: Simplify 0 into 0
0.074 * [backup-simplify]: Simplify (* 2.0 (pow x 2)) into (* 2.0 (pow x 2))
0.074 * [backup-simplify]: Simplify (* (* (/ 1 x) (/ 1 x)) 2.0) into (/ 2.0 (pow x 2))
0.074 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.074 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.074 * [taylor]: Taking taylor expansion of 2.0 in x
0.074 * [backup-simplify]: Simplify 2.0 into 2.0
0.074 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.074 * [taylor]: Taking taylor expansion of x in x
0.074 * [backup-simplify]: Simplify 0 into 0
0.074 * [backup-simplify]: Simplify 1 into 1
0.074 * [backup-simplify]: Simplify (* 1 1) into 1
0.074 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.074 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.074 * [taylor]: Taking taylor expansion of 2.0 in x
0.074 * [backup-simplify]: Simplify 2.0 into 2.0
0.074 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.074 * [taylor]: Taking taylor expansion of x in x
0.074 * [backup-simplify]: Simplify 0 into 0
0.075 * [backup-simplify]: Simplify 1 into 1
0.075 * [backup-simplify]: Simplify (* 1 1) into 1
0.075 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.075 * [backup-simplify]: Simplify 2.0 into 2.0
0.075 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.076 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)))) into 0
0.076 * [backup-simplify]: Simplify 0 into 0
0.077 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.077 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.077 * [backup-simplify]: Simplify 0 into 0
0.078 * [backup-simplify]: Simplify (+ (* 1 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)))) into 0
0.078 * [backup-simplify]: Simplify 0 into 0
0.079 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.080 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.080 * [backup-simplify]: Simplify 0 into 0
0.081 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.082 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.082 * [backup-simplify]: Simplify 0 into 0
0.084 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.085 * [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
0.085 * [backup-simplify]: Simplify 0 into 0
0.085 * [backup-simplify]: Simplify (* 2.0 (pow (/ 1 (/ 1 x)) 2)) into (* 2.0 (pow x 2))
0.086 * [backup-simplify]: Simplify (* (* (/ 1 (- x)) (/ 1 (- x))) 2.0) into (/ 2.0 (pow x 2))
0.086 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.086 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.086 * [taylor]: Taking taylor expansion of 2.0 in x
0.086 * [backup-simplify]: Simplify 2.0 into 2.0
0.086 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.086 * [taylor]: Taking taylor expansion of x in x
0.086 * [backup-simplify]: Simplify 0 into 0
0.086 * [backup-simplify]: Simplify 1 into 1
0.086 * [backup-simplify]: Simplify (* 1 1) into 1
0.087 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.087 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.087 * [taylor]: Taking taylor expansion of 2.0 in x
0.087 * [backup-simplify]: Simplify 2.0 into 2.0
0.087 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.087 * [taylor]: Taking taylor expansion of x in x
0.087 * [backup-simplify]: Simplify 0 into 0
0.087 * [backup-simplify]: Simplify 1 into 1
0.087 * [backup-simplify]: Simplify (* 1 1) into 1
0.088 * [backup-simplify]: Simplify (/ 2.0 1) into 2.0
0.088 * [backup-simplify]: Simplify 2.0 into 2.0
0.088 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.089 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)))) into 0
0.089 * [backup-simplify]: Simplify 0 into 0
0.090 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.091 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.091 * [backup-simplify]: Simplify 0 into 0
0.092 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.094 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.094 * [backup-simplify]: Simplify 0 into 0
0.095 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.096 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.096 * [backup-simplify]: Simplify 0 into 0
0.097 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.097 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 2.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.097 * [backup-simplify]: Simplify 0 into 0
0.098 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.099 * [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
0.099 * [backup-simplify]: Simplify 0 into 0
0.099 * [backup-simplify]: Simplify (* 2.0 (pow (/ 1 (/ 1 (- x))) 2)) into (* 2.0 (pow x 2))
0.099 * * * [progress]: simplifying candidates
0.099 * [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))
0.100 * * [simplify]: Extracting # 0 : cost  17  inf +  0
0.100 * * [simplify]: Extracting # 1 : cost  31  inf +  0
0.100 * * [simplify]: Extracting # 2 : cost  30  inf +  238
0.100 * * [simplify]: Extracting # 3 : cost  9  inf +  2459
0.100 * * [simplify]: Extracting # 4 : cost  1  inf +  4015
0.101 * * [simplify]: Extracting # 5 : cost  0  inf +  4257
0.101 * * [simplify]: iteration  0 :  37  enodes  (cost  3537 )
0.111 * * [simplify]: Extracting # 0 : cost  0  inf +  4257
0.112 * * [simplify]: Extracting # 1 : cost  20  inf +  3734
0.113 * * [simplify]: Extracting # 2 : cost  0  inf +  6427
0.114 * * [simplify]: iteration  1 :  102  enodes  (cost  2803 )
0.156 * * [simplify]: Extracting # 0 : cost  0  inf +  6427
0.158 * * [simplify]: Extracting # 1 : cost  74  inf +  5895
0.161 * * [simplify]: Extracting # 2 : cost  2  inf +  13563
0.165 * * [simplify]: Extracting # 3 : cost  0  inf +  13968
0.169 * * [simplify]: iteration  2 :  334  enodes  (cost  2643 )
0.436 * * [simplify]: Extracting # 0 : cost  0  inf +  13968
0.451 * * [simplify]: Extracting # 1 : cost  368  inf +  13370
0.469 * * [simplify]: Extracting # 2 : cost  13  inf +  53276
0.490 * * [simplify]: Extracting # 3 : cost  2  inf +  55301
0.509 * * [simplify]: Extracting # 4 : cost  0  inf +  56026
0.527 * * [simplify]: iteration  3 :  1296  enodes  (cost  2643 )
1.462 * * [simplify]: Extracting # 0 : cost  0  inf +  56026
1.516 * * [simplify]: Extracting # 1 : cost  1641  inf +  53221
1.602 * * [simplify]: Extracting # 2 : cost  33  inf +  238665
1.722 * * [simplify]: Extracting # 3 : cost  9  inf +  242157
1.836 * * [simplify]: Extracting # 4 : cost  0  inf +  245156
2.005 * * [simplify]: iteration complete:  5003  enodes  (cost  2643 )
2.005 * [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))
  (* (* x (cbrt 2.0)) (* x (cbrt 2.0)))
  (* (* x x) (sqrt 2.0))
  (* x x)
  (* x 2.0)
  (* (* x x) 2.0)
  (* (* x x) 2.0)
  (* (* x x) 2.0)
2.007 * * * [progress]: adding candidates to table
2.081 * [progress]: [Phase 3 of 3] Extracting.
2.084 * [simplify]: Simplifying:
  (- (* (* x x) 2.0) 1.0)
2.084 * * [simplify]: Extracting # 0 : cost  1  inf +  0
2.084 * * [simplify]: Extracting # 1 : cost  3  inf +  0
2.084 * * [simplify]: Extracting # 2 : cost  4  inf +  1
2.084 * * [simplify]: Extracting # 3 : cost  4  inf +  2
2.084 * * [simplify]: Extracting # 4 : cost  3  inf +  3
2.084 * * [simplify]: Extracting # 5 : cost  0  inf +  249
2.084 * * [simplify]: iteration  0 :  6  enodes  (cost  123 )
2.084 * * [simplify]: Extracting # 0 : cost  0  inf +  249
2.084 * * [simplify]: iteration  1 :  7  enodes  (cost  123 )
2.085 * * [simplify]: Extracting # 0 : cost  0  inf +  249
2.085 * * [simplify]: iteration complete:  7  enodes  (cost  123 )
2.085 * [simplify]: Simplified to:
  (- (* (* x x) 2.0) 1.0)
3.152 * [regime-testing]: Baseline error score: 0.0016983326041656653
3.170 * [regime-testing]: Oracle error score: 0.0016983326041656653
3.170 * [regime-testing]: End program error score: 0.0016983326041656653