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-rwxr-xr-xtests/run-multitests.py1
1 files changed, 1 insertions, 0 deletions
diff --git a/tests/run-multitests.py b/tests/run-multitests.py
index 3163a48e6..66ca79967 100755
--- a/tests/run-multitests.py
+++ b/tests/run-multitests.py
@@ -243,6 +243,7 @@ def trace_instance_output(instance_idx, line):
if cmd_args.trace_output:
t_ms = round((time.time() - trace_t0) * 1000)
print("{:6} i{} :".format(t_ms, instance_idx), line)
+ sys.stdout.flush()
def run_test_on_instances(test_file, num_instances, instances):