41.064 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.032 * * * [progress]: [2/2] Setting up program.
0.038 * [progress]: [Phase 2 of 3] Improving.
0.039 * [simplify]: Simplifying:
  (sqrt (fabs (- x y)))
0.039 * * [simplify]: Extracting # 0 : cost  0
0.039 * * [simplify]: Extracting # 1 : cost  0
0.039 * * [simplify]: Extracting # 2 : cost  0
0.039 * * [simplify]: Extracting # 3 : cost  0
0.039 * * [simplify]: Extracting # 4 : cost  0
0.039 * * [simplify]: Extracting # 5 : cost  0
0.039 * * [simplify]: iteration  0 :  5  enodes  (cost  5 )
0.041 * * [simplify]: Extracting # 0 : cost  0
0.041 * * [simplify]: Extracting # 1 : cost  0
0.041 * * [simplify]: Extracting # 2 : cost  0
0.041 * * [simplify]: iteration  1 :  7  enodes  (cost  5 )
0.043 * * [simplify]: Extracting # 0 : cost  0
0.043 * * [simplify]: iteration  2 :  8  enodes  (cost  5 )
0.045 * * [simplify]: Extracting # 0 : cost  0
0.045 * * [simplify]: iteration done:  8  enodes  (cost  5 )
0.045 * [simplify]: Simplified to:
  (sqrt (fabs (- x y)))
0.046 * * [progress]: iteration 1 / 4
0.046 * * * [progress]: picking best candidate
0.051 * * * * [pick]: Picked  #<alt (λ (x y) (sqrt (fabs (- x y))))>
0.051 * * * [progress]: localizing error
0.066 * * * [progress]: generating rewritten candidates
0.066 * * * [progress]: generating series expansions
0.066 * * * [progress]: simplifying candidates
0.067 * [simplify]: Simplifying:
  
0.067 * * [simplify]: Extracting # 0 : cost  0
0.067 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.067 * * [simplify]: Extracting # 0 : cost  0
0.067 * * [simplify]: iteration done:  0  enodes  (cost  0 )
0.067 * [simplify]: Simplified to:
  
0.067 * * * [progress]: adding candidates to table
0.067 * [progress]: [Phase 3 of 3] Extracting.
0.073 * [simplify]: Simplifying:
  (sqrt (fabs (- x y)))
0.073 * * [simplify]: Extracting # 0 : cost  0
0.073 * * [simplify]: Extracting # 1 : cost  0
0.073 * * [simplify]: Extracting # 2 : cost  0
0.074 * * [simplify]: Extracting # 3 : cost  0
0.074 * * [simplify]: Extracting # 4 : cost  0
0.074 * * [simplify]: Extracting # 5 : cost  0
0.074 * * [simplify]: iteration  0 :  5  enodes  (cost  5 )
0.074 * * [simplify]: Extracting # 0 : cost  0
0.074 * * [simplify]: iteration done:  5  enodes  (cost  5 )
0.074 * [simplify]: Simplified to:
  (sqrt (fabs (- x y)))
1.289 * [regime-testing]: Baseline error score: 0.007000875109388674
1.293 * [regime-testing]: Oracle error score: 0.007000875109388674
1.293 * [regime-testing]: End program error score: 0.007000875109388674