MockManifest writeTraceFileTestHelper(TraceFile traceFile, String fileName) throws IOException {
        MockManifest manifest = new MockManifest();
        manifest.writeFile(fileName, Node.prettyPrintJson(traceFile.toNode()));
        return manifest;
    }
Incorrect build tests:
Test null values for all required variables of TraceFile
smithy-codegen-core/src/test/java/software/amazon/smithy/codegen/core/trace/TraceFileTest.java