1 Argument 'size' of function malloc has a fishy (possibly negative) value: -1
2 at 0x........: malloc (vg_replace_malloc.c:...)
3 by 0x........: main (malloc3.c:15)
5 Argument 'size' of function calloc has a fishy (possibly negative) value: -1
6 at 0x........: calloc (vg_replace_malloc.c:...)
7 by 0x........: main (malloc3.c:23)