root@KALIWL:~/linkedlist# make runv
Executing with valgrind...
==2352== Memcheck, a memory error detector
==2352== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
==2352== Using Valgrind-3.14.0 and LibVEX; rerun with -h for copyright info
==2352== Command: ./p2
==2352==

-------------------------------
New node in head correct
-------------------------------
New node in middle correct
-------------------------------
New node in end correct
-------------------------------
:z:a:t:b:c:d:e:f:g:w	Node 'd' in position: 6
-------------------------------
-------------------------------
:a:t:b:c:d:e:f:g:w
-------------------------------
-------------------------------
After makeNull: :a:t:b:c:d:e:f:g:w
-------------------------------
Node number: 9
-------------------------------
==2352== Invalid read of size 8
==2352==    at 0x10966D: listRemove(List*, int) (list.cc:100)
==2352==    by 0x109752: listMakeNull(List*) (list.cc:132)
==2352==    by 0x109E73: main (main.cc:49)
==2352==  Address 0x4d5bcd8 is 8 bytes inside a block of size 16 free'd
==2352==    at 0x4836EAB: operator delete(void*) (vg_replace_malloc.c:576)
==2352==    by 0x109684: listRemove(List*, int) (list.cc:101)
==2352==    by 0x109752: listMakeNull(List*) (list.cc:132)
==2352==    by 0x109E73: main (main.cc:49)
==2352==  Block was alloc'd at
==2352==    at 0x4835DEF: operator new(unsigned long) (vg_replace_malloc.c:334)
==2352==    by 0x1093F3: listNodeCreate(char) (list.cc:16)
==2352==    by 0x10946E: listInsert(List*, char, int) (list.cc:34)
==2352==    by 0x109A1B: main (main.cc:13)
==2352==
==2352== Invalid read of size 8
==2352==    at 0x10963E: listRemove(List*, int) (list.cc:95)
==2352==    by 0x109752: listMakeNull(List*) (list.cc:132)
==2352==    by 0x109E73: main (main.cc:49)
==2352==  Address 0x4d5beb8 is 8 bytes inside a block of size 16 free'd
==2352==    at 0x4836EAB: operator delete(void*) (vg_replace_malloc.c:576)
==2352==    by 0x109684: listRemove(List*, int) (list.cc:101)
==2352==    by 0x109752: listMakeNull(List*) (list.cc:132)
==2352==    by 0x109E73: main (main.cc:49)
==2352==  Block was alloc'd at
==2352==    at 0x4835DEF: operator new(unsigned long) (vg_replace_malloc.c:334)
==2352==    by 0x1093F3: listNodeCreate(char) (list.cc:16)
==2352==    by 0x10946E: listInsert(List*, char, int) (list.cc:34)
==2352==    by 0x109A1B: main (main.cc:13)
==2352==
:1
-------------------------------
Node Number: 1
-------------------------------
==2352==
==2352== HEAP SUMMARY:
==2352==     in use at exit: 48 bytes in 3 blocks
==2352==   total heap usage: 17 allocs, 14 frees, 74,005 bytes allocated
==2352==
==2352== 16 bytes in 1 blocks are definitely lost in loss record 1 of 3
==2352==    at 0x4835DEF: operator new(unsigned long) (vg_replace_malloc.c:334)
==2352==    by 0x1093F3: listNodeCreate(char) (list.cc:16)
==2352==    by 0x10946E: listInsert(List*, char, int) (list.cc:34)
==2352==    by 0x109A53: main (main.cc:17)
==2352==
==2352== 16 bytes in 1 blocks are definitely lost in loss record 2 of 3
==2352==    at 0x4835DEF: operator new(unsigned long) (vg_replace_malloc.c:334)
==2352==    by 0x1093F3: listNodeCreate(char) (list.cc:16)
==2352==    by 0x1094B8: listInsert(List*, char, int) (list.cc:42)
==2352==    by 0x109B59: main (main.cc:28)
==2352==
==2352== 16 bytes in 1 blocks are definitely lost in loss record 3 of 3
==2352==    at 0x4835DEF: operator new(unsigned long) (vg_replace_malloc.c:334)
==2352==    by 0x1093F3: listNodeCreate(char) (list.cc:16)
==2352==    by 0x10946E: listInsert(List*, char, int) (list.cc:34)
==2352==    by 0x109E89: main (main.cc:50)
==2352==
==2352== LEAK SUMMARY:
==2352==    definitely lost: 48 bytes in 3 blocks
==2352==    indirectly lost: 0 bytes in 0 blocks
==2352==      possibly lost: 0 bytes in 0 blocks
==2352==    still reachable: 0 bytes in 0 blocks
==2352==         suppressed: 0 bytes in 0 blocks
==2352==
==2352== For counts of detected and suppressed errors, rerun with: -v
==2352== ERROR SUMMARY: 11 errors from 5 contexts (suppressed: 0 from 0)
root@KALIWL:~/linkedlist#