1Invalid write of size 1
2   at 0x........: really (malloc1.c:20)
3   by 0x........: main (malloc1.c:9)
4 Address 0x........ is 1 bytes inside a block of size 10 free'd
5   at 0x........: free (vg_replace_malloc.c:...)
6   by 0x........: really (malloc1.c:19)
7   by 0x........: main (malloc1.c:9)
8
9Invalid write of size 1
10   at 0x........: really (malloc1.c:23)
11   by 0x........: main (malloc1.c:9)
12 Address 0x........ is 1 bytes before a block of size 10 alloc'd
13   at 0x........: malloc (vg_replace_malloc.c:...)
14   by 0x........: really (malloc1.c:21)
15   by 0x........: main (malloc1.c:9)
16
17