16.183 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.083 * * * [progress]: [2/2] Setting up program.
0.086 * [progress]: [Phase 2 of 3] Improving.
0.086 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (+ (* d1 10.0) (* d1 d2)) (* d1 20.0))
0.089 * * [simplify]: iteration  0 :  42  enodes  (cost  7 )
0.089 * * [simplify]: iteration  1 :  42  enodes  (cost  7 )
0.089 * [simplify]: Simplified to:
   (* d1 (+ 10.0 (+ d2 20.0)))
0.093 * * [progress]: iteration 1 / 4
0.093 * * * [progress]: picking best candidate
0.096 * * * * [pick]: Picked  #<alt (λ (d1 d2) (* d1 (+ 10.0 (+ d2 20.0))))>
0.096 * * * [progress]: localizing error
0.100 * * * [progress]: generating rewritten candidates
0.100 * * * [progress]: generating series expansions
0.100 * * * [progress]: simplifying candidates
0.101 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.103 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.103 * [simplify]: Simplified to:
   
0.103 * * * [progress]: adding candidates to table
0.103 * [progress]: [Phase 3 of 3] Extracting.
0.106 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* d1 (+ 10.0 (+ d2 20.0)))
0.106 * * [simplify]: iteration  0 :  10  enodes  (cost  7 )
0.106 * * [simplify]: iteration  1 :  10  enodes  (cost  7 )
0.107 * [simplify]: Simplified to:
   (* d1 (+ 10.0 (+ d2 20.0)))
0.679 * [regime-testing]: End program error score: 0.02725340667583448
0.741 * [regime-testing]: Target error score: 0.02712839104888111