1.921 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.030 * * * [progress]: [2/2] Setting up program.
0.034 * [progress]: [Phase 2 of 3] Improving.
0.034 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (+ x (- (neg y) (- z w))) a)
0.036 * * [simplify]: iteration  0 :  19  enodes  (cost  5 )
0.037 * * [simplify]: iteration  1 :  46  enodes  (cost  5 )
0.038 * * [simplify]: iteration  2 :  124  enodes  (cost  5 )
0.040 * * [simplify]: iteration  3 :  296  enodes  (cost  5 )
0.043 * * [simplify]: iteration  4 :  649  enodes  (cost  5 )
0.049 * * [simplify]: iteration  5 :  1270  enodes  (cost  5 )
0.056 * * [simplify]: iteration  6 :  2192  enodes  (cost  5 )
0.063 * * [simplify]: iteration  7 :  2312  enodes  (cost  5 )
0.069 * * [simplify]: iteration  8 :  2312  enodes  (cost  5 )
0.070 * [simplify]: Simplified to:
   (/ (+ x (- (neg y) (- z w))) a)
0.070 * [progress]: [Phase 3 of 3] Extracting.
0.073 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (+ x (- (neg y) (- z w))) a)
0.074 * * [simplify]: iteration  0 :  11  enodes  (cost  5 )
0.074 * * [simplify]: iteration  1 :  11  enodes  (cost  5 )
0.074 * [simplify]: Simplified to:
   (/ (+ x (- (neg y) (- z w))) a)
1.475 * [regime-testing]: End program error score: 0.026253281660207527