1 Invalid read of size 1 2 at 0x........: test_begin (brk.c:19) 3 by 0x........: main (brk.c:78) 4 Address 0x........ is 0 bytes after the brk data segment limit 0x........ 5 6 Invalid read of size 1 7 at 0x........: test_begin (brk.c:32) 8 by 0x........: main (brk.c:78) 9 Address 0x........ is 0 bytes after the brk data segment limit 0x........ 10 11 brk segment overflow in thread #1: can't grow to 0x........ 12