beyond the fortifications through which athys had made a breach in order to get out , and which were composed of fagots , planks , and empty casks , heaped up according to all the rules of the strategic art , they found , swimming in puddles of oil and wine , the bones and fragments of all the hams they had eaten ; while a heap of broken bottles filled the whole left-hand corner of the cellar , and a tun , the cock of which was left running , was yielding , by this means , the last drop of its blood .