Upon coredump (crash) plugin reports 0 return about neovim-cmake HOT 7 CLOSED

#!/bin/python3

import subprocess


def print_lines(lines):
    if lines:
        print(lines.decode('utf-8'))
    else:
        print('None\n')

p = subprocess.Popen('./build/bin/nvim-cmake-plugin-test', stdout=subprocess.PIPE, stderr=subprocess.STDOUT, start_new_session=False, shell=True)
stdout, stderror = p.communicate()
p.wait();

print('shell=True-------------------------------')
print_lines (stdout)
print_lines (stderror)
print ('shell=True exit code', p.returncode)
print('-----------------------------------------')


p = subprocess.Popen('./build/bin/nvim-cmake-plugin-test', stdout=subprocess.PIPE, stderr=subprocess.STDOUT, start_new_session=False, shell=False)
stdout, stderror = p.communicate()
p.wait();

print('shell=False-------------------------------')
print_lines (stdout)
print_lines (stderror)
print ('exit code', p.returncode)
print('-----------------------------------------')

shell=True-------------------------------
update : 0
[==========] Running 2 tests from 1 test suite.
[----------] Global test environment set-up.
[----------] 2 tests from NvimCMakePlugin
[ RUN      ] NvimCMakePlugin.ReportsNonZeroValueForFailedTest
/home/skamath/Projects/NVimCMakePluginTests/test.cpp:4: Failure
Value of: false
  Actual: false
Expected: true
[  FAILED  ] NvimCMakePlugin.ReportsNonZeroValueForFailedTest (0 ms)
[ RUN      ] NvimCMakePlugin.ReportsCrashedTestIncorrectly
Floating point exception (core dumped)

None

shell=True exit code 136
-----------------------------------------


shell=False-------------------------------
update : 0
[==========] Running 2 tests from 1 test suite.
[----------] Global test environment set-up.
[----------] 2 tests from NvimCMakePlugin
[ RUN      ] NvimCMakePlugin.ReportsNonZeroValueForFailedTest
/home/skamath/Projects/NVimCMakePluginTests/test.cpp:4: Failure
Value of: false
  Actual: false
Expected: true
[  FAILED  ] NvimCMakePlugin.ReportsNonZeroValueForFailedTest (0 ms)
[ RUN      ] NvimCMakePlugin.ReportsCrashedTestIncorrectly

None

exit code -8
-----------------------------------------