Return the actual return code from benchmarks

Author: msimacek

mx.graalpython/mx_graalpython_python_benchmarks.py

@@ -571,7 +571,7 @@ def _vmRun(self, vm, workdir, command, benchmarks, bmSuiteArgs):
         mx.log(f"Return code of benchmark harness: {retcode}")
         shutil.copy(join(workdir, json_file), join(SUITE.dir, "raw_results.json"))
         shutil.copy(join(workdir, json_file_memory), join(SUITE.dir, "raw_results_memory.json"))
-        return 0, ",".join([join(workdir, json_file), join(workdir, json_file_memory)])
+        return retcode, ",".join([join(workdir, json_file), join(workdir, json_file_memory)])
 
 
 class PyPySuite(PySuite):
@@ -652,7 +652,7 @@ def _vmRun(self, vm, workdir, command, benchmarks, bmSuiteArgs):
         )
         shutil.copy(join(workdir, json_file), join(SUITE.dir, "raw_results.json"))
         mx.log(f"Return code of benchmark harness: {retcode}")
-        return 0, join(workdir, json_file)
+        return retcode, join(workdir, json_file)
 
 
 class NumPySuite(PySuite):
@@ -766,7 +766,7 @@ def _vmRun(self, vm, workdir, command, benchmarks, bmSuiteArgs):
         if json_file:
             json_file = json_file[0]
             shutil.copy(json_file, join(SUITE.dir, "raw_results.json"))
-            return 0, json_file
+            return retcode, json_file
         else:
             return -1, ""
 
@@ -906,7 +906,7 @@ def _vmRun(self, vm, workdir, command, benchmarks, bmSuiteArgs):
         if json_file:
             json_file = json_file[0]
             shutil.copy(json_file, join(SUITE.dir, "raw_results.json"))
-            return 0, json_file
+            return retcode, json_file
         else:
             return -1, ""