I share your sentiment and feeding philosophy, like you we leave our tortoises outside year round with heated dog houses for thermoregulation in cooler months, so they have access to food and water every day and it's a RARE day they don't come out to eat (save estivation periods for the box...
A grave situation but very possible to break it up and clear the blockage without surgery in most cases. Get him to an experienced reptile vet ASAP! We have had success breaking them up with hemastats and repeatedly flushing the cloaca. Once you get past this you will want to revisit your diet...
before you know it your five inch baby will be 15 inches and you'll be happy you started with big housing! And short answer yes, my husband thinks I'm nuts.
GPP/GPB mix; from accidental yard clutch I must have missed the nest. Imperfect scutes as shown $70 +shipping if interested. Feel free to pm questions they are humid raised, bright eyed and eating a well balanced diet of weeds, hay grass and Mazuri.