5.621 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.061 * * * [progress]: [2/2] Setting up program.
0.064 * [progress]: [Phase 2 of 3] Improving.
0.064 * [simplify]: Simplifying:
  (/ (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) a)
0.064 * * [simplify]: Extracting # 0 : cost  0
0.064 * * [simplify]: Extracting # 1 : cost  0
0.064 * * [simplify]: Extracting # 2 : cost  0
0.064 * * [simplify]: Extracting # 3 : cost  0
0.064 * * [simplify]: Extracting # 4 : cost  0
0.064 * * [simplify]: Extracting # 5 : cost  0
0.064 * * [simplify]: Extracting # 6 : cost  0
0.064 * * [simplify]: iteration  0 :  10  enodes  (cost  13 )
0.066 * * [simplify]: Extracting # 0 : cost  0
0.066 * * [simplify]: Extracting # 1 : cost  0
0.066 * * [simplify]: Extracting # 2 : cost  0
0.066 * * [simplify]: iteration  1 :  19  enodes  (cost  13 )
0.069 * * [simplify]: Extracting # 0 : cost  0
0.069 * * [simplify]: Extracting # 1 : cost  0
0.069 * * [simplify]: Extracting # 2 : cost  0
0.069 * * [simplify]: iteration  2 :  33  enodes  (cost  13 )
0.074 * * [simplify]: Extracting # 0 : cost  0
0.074 * * [simplify]: Extracting # 1 : cost  0
0.074 * * [simplify]: Extracting # 2 : cost  0
0.074 * * [simplify]: iteration  3 :  46  enodes  (cost  13 )
0.106 * * [simplify]: Extracting # 0 : cost  0
0.106 * * [simplify]: iteration  4 :  49  enodes  (cost  13 )
0.121 * * [simplify]: Extracting # 0 : cost  0
0.121 * * [simplify]: iteration done:  49  enodes  (cost  13 )
0.122 * [simplify]: Simplified to:
  (/ (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) a)
0.122 * * [progress]: iteration 1 / 4
0.122 * * * [progress]: picking best candidate
0.124 * * * * [pick]: Picked  #<alt (λ (a b_2 c) (/ (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) a))>
0.124 * * * [progress]: localizing error
0.136 * * * [progress]: generating rewritten candidates
0.136 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 2)
0.147 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1)
0.215 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 2 1)
0.233 * * * * [progress]: [ 4 / 4 ] rewriting at (2)
0.402 * * * [progress]: generating series expansions
0.402 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 2)