30.187 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.029 * * * [progress]: [2/2] Setting up program.
0.032 * [progress]: [Phase 2 of 3] Improving.
0.032 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (- (* a b) (* c d)) (* a b))
0.034 * * [simplify]: iteration  0 :  17  enodes  (cost  5 )
0.035 * * [simplify]: iteration  1 :  60  enodes  (cost  5 )
0.037 * * [simplify]: iteration  2 :  140  enodes  (cost  5 )
0.040 * * [simplify]: iteration  3 :  498  enodes  (cost  5 )
0.057 * * [simplify]: iteration  4 :  5001  enodes  (cost  4 )
0.057 * [simplify]: Simplified to:
   (/ (- b (/ (* c d) a)) b)
0.062 * [progress]: [Phase 3 of 3] Extracting.
0.062 * * [regime]: Finding splitpoints for: (#<alt (λ (a b c d) (/ (- (* a b) (* c d)) (* a b)))> #<alt (λ (a b c d) (/ (- b (/ (* c d) a)) b))>)
0.062 * * * [regime-changes]: Trying 7 branch expressions: ((* c d) (* a b) (/ (- (* a b) (* c d)) (* a b)) d c b a)
0.062 * * * * [regimes]: Trying to branch on (* c d) from (#<alt (λ (a b c d) (/ (- (* a b) (* c d)) (* a b)))> #<alt (λ (a b c d) (/ (- b (/ (* c d) a)) b))>)
0.108 * * * * [regimes]: Trying to branch on (* a b) from (#<alt (λ (a b c d) (/ (- (* a b) (* c d)) (* a b)))> #<alt (λ (a b c d) (/ (- b (/ (* c d) a)) b))>)
0.172 * * * * [regimes]: Trying to branch on (/ (- (* a b) (* c d)) (* a b)) from (#<alt (λ (a b c d) (/ (- (* a b) (* c d)) (* a b)))> #<alt (λ (a b c d) (/ (- b (/ (* c d) a)) b))>)
0.219 * * * * [regimes]: Trying to branch on d from (#<alt (λ (a b c d) (/ (- (* a b) (* c d)) (* a b)))> #<alt (λ (a b c d) (/ (- b (/ (* c d) a)) b))>)
0.268 * * * * [regimes]: Trying to branch on c from (#<alt (λ (a b c d) (/ (- (* a b) (* c d)) (* a b)))> #<alt (λ (a b c d) (/ (- b (/ (* c d) a)) b))>)
0.314 * * * * [regimes]: Trying to branch on b from (#<alt (λ (a b c d) (/ (- (* a b) (* c d)) (* a b)))> #<alt (λ (a b c d) (/ (- b (/ (* c d) a)) b))>)
0.361 * * * * [regimes]: Trying to branch on a from (#<alt (λ (a b c d) (/ (- (* a b) (* c d)) (* a b)))> #<alt (λ (a b c d) (/ (- b (/ (* c d) a)) b))>)
0.408 * * * [regime]: Found split indices: #<option (#s(si 1 18) #s(si 0 104) #s(si 1 154) #s(si 0 214) #s(si 1 255))>
0.408 * [binary-search]: Only using regimes for bounds on (* a b) and (#<alt (λ (a b c d) (/ (- (* a b) (* c d)) (* a b)))> #<alt (λ (a b c d) (/ (- b (/ (* c d) a)) b))>)
0.408 * [regimes]: Found splitpoints: (#s(sp 1 (* a b) -inf.0) #s(sp 0 (* a b) -2.1650279700724893e-76) #s(sp 1 (* a b) 8.305886716253126e-187) #s(sp 0 (* a b) 3.018821698349548e+142) #s(sp 1 (* a b) +nan.0)) , with alts (#<alt (λ (a b c d) (/ (- (* a b) (* c d)) (* a b)))> #<alt (λ (a b c d) (/ (- b (/ (* c d) a)) b))>)
0.408 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (if (<= (* a b) -inf.0) (/ (- b (/ (* c d) a)) b) (if (<= (* a b) -2.1650279700724893e-76) (/ (- (* a b) (* c d)) (* a b)) (if (<= (* a b) 8.305886716253126e-187) (/ (- b (/ (* c d) a)) b) (if (<= (* a b) 3.018821698349548e+142) (/ (- (* a b) (* c d)) (* a b)) (/ (- b (/ (* c d) a)) b)))))
0.409 * * [simplify]: iteration  0 :  28  enodes  (cost  26 )
0.409 * * [simplify]: iteration  1 :  31  enodes  (cost  26 )
0.410 * * [simplify]: iteration  2 :  37  enodes  (cost  13 )
0.410 * * [simplify]: iteration  3 :  40  enodes  (cost  13 )
0.410 * * [simplify]: iteration  4 :  46  enodes  (cost  13 )
0.411 * * [simplify]: iteration  5 :  57  enodes  (cost  13 )
0.411 * * [simplify]: iteration  6 :  64  enodes  (cost  13 )
0.411 * * [simplify]: iteration  7 :  65  enodes  (cost  13 )
0.412 * * [simplify]: iteration  8 :  65  enodes  (cost  13 )
0.412 * [simplify]: Simplified to:
   (if (or (<= (* a b) -inf.0) (not (or (<= (* a b) -2.1650279700724893e-76) (not (or (<= (* a b) 8.305886716253126e-187) (not (<= (* a b) 3.018821698349548e+142))))))) (/ (- b (/ (* c d) a)) b) (/ (- (* a b) (* c d)) (* a b)))
1.582 * [regime-testing]: End program error score: 4.7866632268475575