Fix nightly pr failures

tests/framework/ab_test.py

@@ -115,14 +115,15 @@ def git_ab_test_host_command_if_pr(
     command: str,
     *,
     comparator: Callable[[CommandReturn, CommandReturn], bool] = default_comparator,
+    **kwargs,
 ):
     """Runs the given bash command as an A/B-Test if we're in a pull request context (asserting that its stdout and
     stderr did not change across the PR). Otherwise runs the command, asserting it returns a zero exit code
     """
     if is_pr():
         git_ab_test_host_command(command, comparator=comparator)
     else:
-        utils.run_cmd(command)
+        utils.run_cmd(command, **kwargs)
 
 
 def git_ab_test_host_command(

tests/integration_tests/security/test_vulnerabilities.py

@@ -180,6 +180,7 @@ def test_spectre_meltdown_checker_on_host(spectre_meltdown_checker):
         comparator=set_did_not_grow_comparator(
             spectre_meltdown_reported_vulnerablities
         ),
+        ignore_return_code=True,
     )