diff --git a/test_onnx.py b/test_onnx.py
index 50d5ada..d8b018c 100644
--- a/test_onnx.py
+++ b/test_onnx.py
@@ -87,14 +87,14 @@ for name in models:
         out1 = op(data)
         f.write('success,')
     except Exception as e:
-        f.write('fail')
+        f.write('fail\n')
         print(f'Fail to load op for {name}: {e}')
         continue
     try:
         op.save_model(format='onnx')
         f.write('success,')
     except Exception as e:
-        f.write('fail')
+        f.write('fail\n')
         print(f'Fail to save onnx for {name}: {e}')
         continue
     try:
@@ -103,7 +103,7 @@ for name in models:
         onnx.checker.check_model(onnx_model)
         f.write('success')
     except Exception as e:
-        f.write('fail')
+        f.write('fail\n')
         print(f'Fail to check onnx for {name}: {e}')
         continue
     f.write('\n')
diff --git a/test_torchscript.py b/test_torchscript.py
index b29d288..46df077 100644
--- a/test_torchscript.py
+++ b/test_torchscript.py
@@ -87,14 +87,14 @@ for name in models:
         out1 = op(data)
         f.write('success,')
     except Exception as e:
-        f.write('fail')
+        f.write('fail\n')
         print(f'Fail to load op for {name}: {e}')
         continue
     try:
         op.save_model(format='torchscript')
         f.write('success,')
     except Exception as e:
-        f.write('fail')
+        f.write('fail\n')
         print(f'Fail to save onnx for {name}: {e}')
         continue
     try:
@@ -104,7 +104,7 @@ for name in models:
         assert (out1 == out2).all()
         f.write('success')
     except Exception as e:
-        f.write('fail')
+        f.write('fail\n')
         print(f'Fail to check onnx for {name}: {e}')
         continue
     f.write('\n')