2.988 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.063 * * * [progress]: [2/2] Setting up program.
0.066 * [progress]: [Phase 2 of 3] Improving.
0.066 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (* x (exp (+ x y))) (* 4.0 (* x (sin y))))
0.068 * * [simplify]: iteration  0 :  21  enodes  (cost  7 )
0.070 * * [simplify]: iteration  1 :  44  enodes  (cost  7 )
0.071 * * [simplify]: iteration  2 :  79  enodes  (cost  6 )
0.074 * * [simplify]: iteration  3 :  102  enodes  (cost  6 )
0.076 * * [simplify]: iteration  4 :  103  enodes  (cost  6 )
0.078 * * [simplify]: iteration  5 :  103  enodes  (cost  6 )
0.078 * [simplify]: Simplified to:
   (* x (- (exp (+ x y)) (* (sin y) 4.0)))
0.082 * [progress]: [Phase 3 of 3] Extracting.
0.082 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (* x (- (exp (+ x y)) (* (sin y) 4.0))))> #<alt (λ (x y) (- (* x (exp (+ x y))) (* 4.0 (* x (sin y)))))>)
0.082 * * * [regime-changes]: Trying 3 branch expressions: ((- (* x (exp (+ x y))) (* 4.0 (* x (sin y)))) y x)
0.082 * * * * [regimes]: Trying to branch on (- (* x (exp (+ x y))) (* 4.0 (* x (sin y)))) from (#<alt (λ (x y) (* x (- (exp (+ x y)) (* (sin y) 4.0))))> #<alt (λ (x y) (- (* x (exp (+ x y))) (* 4.0 (* x (sin y)))))>)
0.125 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (* x (- (exp (+ x y)) (* (sin y) 4.0))))> #<alt (λ (x y) (- (* x (exp (+ x y))) (* 4.0 (* x (sin y)))))>)
0.157 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (* x (- (exp (+ x y)) (* (sin y) 4.0))))> #<alt (λ (x y) (- (* x (exp (+ x y))) (* 4.0 (* x (sin y)))))>)
0.190 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.190 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* x (- (exp (+ x y)) (* (sin y) 4.0)))
0.191 * * [simplify]: iteration  0 :  12  enodes  (cost  6 )
0.191 * * [simplify]: iteration  1 :  12  enodes  (cost  6 )
0.191 * [simplify]: Simplified to:
   (* x (- (exp (+ x y)) (* (sin y) 4.0)))
2.238 * [regime-testing]: End program error score: 0.12028627640973151