==13882== Memcheck, a memory error detector
==13882== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
==13882== Using Valgrind-3.14.0 and LibVEX; rerun with -h for copyright info
==13882== Command: test1bg
==13882== 
Dump of graph (numVert = 5, numEdge = 7)
m_re: 0 3 6 8 10 14 
m_nz: 15 13 14 15 16 12 16 17 13 11 14 12 17 11 
m_ci: 1 3 4 0 2 4 1 4 0 4 0 1 2 3 

The neighbors of vertex 4 are:
0 1 2 3 

The edges in the graph are:
(0, 1, 15) (0, 3, 13) (0, 4, 14) (1, 2, 16) (1, 4, 12) (2, 4, 17) (3, 4, 11) 
==13882== 
==13882== HEAP SUMMARY:
==13882==     in use at exit: 0 bytes in 0 blocks
==13882==   total heap usage: 16 allocs, 16 frees, 77,108 bytes allocated
==13882== 
==13882== All heap blocks were freed -- no leaks are possible
==13882== 
==13882== For counts of detected and suppressed errors, rerun with: -v
==13882== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)