Food Safety Report: In-N-Out Burger, South 4th Street, Waco, TX, USA 1 year ago • details 87 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain Suspected source: In n out double double, animal style fries, and vanilla shake Onset: 4 to 12 hours Duration: 4 to 12 hours Sick: Me Additional information: I’m 14