25.361 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.454 * * * [progress]: [2/2] Setting up program.
0.461 * [progress]: [Phase 2 of 3] Improving.
0.462 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (+ (* A1 (- x XS)) (* (exp C) (log (+ (exp (/ (* (- x XS) DA) (exp C))) 1.0)))) Y)
0.464 * * [simplify]: iteration  0 :  30  enodes  (cost  13 )
0.465 * * [simplify]: iteration  1 :  57  enodes  (cost  13 )
0.466 * * [simplify]: iteration  2 :  110  enodes  (cost  13 )
0.468 * * [simplify]: iteration  3 :  192  enodes  (cost  13 )
0.471 * * [simplify]: iteration  4 :  266  enodes  (cost  13 )
0.474 * * [simplify]: iteration  5 :  394  enodes  (cost  13 )
0.478 * * [simplify]: iteration  6 :  764  enodes  (cost  13 )
0.490 * * [simplify]: iteration  7 :  2808  enodes  (cost  13 )
0.539 * * [simplify]: iteration  8 :  5002  enodes  (cost  13 )
0.540 * [simplify]: Simplified to:
   (+ (+ (* A1 (- x XS)) (* (exp C) (log (+ (exp (/ (* (- x XS) DA) (exp C))) 1.0)))) Y)
0.540 * [progress]: [Phase 3 of 3] Extracting.
0.545 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (+ (* A1 (- x XS)) (* (exp C) (log (+ (exp (/ (* (- x XS) DA) (exp C))) 1.0)))) Y)
0.545 * * [simplify]: iteration  0 :  24  enodes  (cost  13 )
0.546 * * [simplify]: iteration  1 :  24  enodes  (cost  13 )
0.546 * [simplify]: Simplified to:
   (+ (+ (* A1 (- x XS)) (* (exp C) (log (+ (exp (/ (* (- x XS) DA) (exp C))) 1.0)))) Y)
16.957 * [regime-testing]: End program error score: 0.5292563722356018