Este error en la parte 1 de la T2 afecta mi nota?

[iastruque]

==67980== Memcheck, a memory error detector
==67980== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
==67980== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
==67980== Command: ./mateconhuesillo tests/hashing/tests-demo/tests/test4.txt output.txt
==67980==
==67980== Invalid read of size 4
==67980== at 0x109C59: buildSubTreeHash (hashtable.c:19)
==67980== by 0x109E7B: fetch_value (hashtable.c:64)
==67980== by 0x109AB6: main (main.c:159)
==67980== Address 0x4b7e4fc is 0 bytes after a block of size 60 alloc'd
==67980== at 0x4848899: malloc (in /usr/libexec/valgrind/vgpreload_memcheck-amd64-linux.so)
==67980== by 0x109697: main (main.c:74)
==67980==
==67980==
==67980== HEAP SUMMARY:
==67980== in use at exit: 0 bytes in 0 blocks
==67980== total heap usage: 52 allocs, 52 frees, 11,500 bytes allocated
==67980==
==67980== All heap blocks were freed -- no leaks are possible
==67980==
==67980== ERROR SUMMARY: 48 errors from 1 contexts (suppressed: 0 from 0)
==67980==
==67980== 48 errors in context 1 of 1:
==67980== Invalid read of size 4
==67980== at 0x109C59: buildSubTreeHash (hashtable.c:19)
==67980== by 0x109E7B: fetch_value (hashtable.c:64)
==67980== by 0x109AB6: main (main.c:159)
==67980== Address 0x4b7e4fc is 0 bytes after a block of size 60 alloc'd
==67980== at 0x4848899: malloc (in /usr/libexec/valgrind/vgpreload_memcheck-amd64-linux.so)
==67980== by 0x109697: main (main.c:74)
==67980==
==67980== ERROR SUMMARY: 48 errors from 1 contexts (suppressed: 0 from 0)