Release 18.05
diff --git a/tests/TfMnist-Armnn/TfMnist-Armnn.cpp b/tests/TfMnist-Armnn/TfMnist-Armnn.cpp
index 5625f4c..bcc3f41 100644
--- a/tests/TfMnist-Armnn/TfMnist-Armnn.cpp
+++ b/tests/TfMnist-Armnn/TfMnist-Armnn.cpp
@@ -9,9 +9,24 @@
 int main(int argc, char* argv[])
 {
     armnn::TensorShape inputTensorShape({ 1, 784, 1, 1 });
-    return armnn::test::ClassifierInferenceTestMain<MnistDatabase, armnnTfParser::ITfParser>(
-        argc, argv, "simple_mnist_tf.prototxt", false,
-        "Placeholder", "Softmax", { 0, 1, 2, 3, 4 },
-        [](const char* dataDir) { return MnistDatabase(dataDir, true); },
-        &inputTensorShape);
+
+    int retVal = EXIT_FAILURE;
+    try
+    {
+        // Coverity fix: ClassifierInferenceTestMain() may throw uncaught exceptions.
+        retVal = armnn::test::ClassifierInferenceTestMain<MnistDatabase, armnnTfParser::ITfParser>(
+                     argc, argv, "simple_mnist_tf.prototxt", false,
+                     "Placeholder", "Softmax", { 0, 1, 2, 3, 4 },
+                     [](const char* dataDir) { return MnistDatabase(dataDir, true); },
+                     &inputTensorShape);
+    }
+    catch (const std::exception& e)
+    {
+        // Coverity fix: BOOST_LOG_TRIVIAL (typically used to report errors) may throw an
+        // exception of type std::length_error.
+        // Using stderr instead in this context as there is no point in nesting try-catch blocks here.
+        std::cerr << "WARNING: TfMnist-Armnn: An error has occurred when running "
+                     "the classifier inference tests: " << e.what() << std::endl;
+    }
+    return retVal;
 }