qbs.architecture for AVR toolchain ends with an '\n\r' symbols

import qbs
import qbs.FileInfo
import qbs.ModUtils
import qbs.TextFile

Product {
    builtByDefault: false
    targetName: project.name + qbs.architecture
    destinationDirectory: project.buildDirectory

    Depends { name: "cpp" } // for qbs.architecture
    Depends { name: "archiver" }
    type: ["archiver.archive"]
    archiver.type: "zip"
    archiver.workingDirectory: qbs.installRoot

    Rule {
        multiplex: true
        inputsFromDependencies: ["installable"]
        Artifact {
            filePath: product.name + ".tarlist"
            fileTags: ["archiver.input-list"]
        }
        prepare: {
            var cmd = new JavaScriptCommand();
            cmd.silent = true;
            cmd.sourceCode = function() {
                var ofile = new TextFile(output.filePath, TextFile.WriteOnly);
                try {
                    for (var i = 0; i < inputs["installable"].length; ++i) {
                        var inp = inputs["installable"][i];
                        var installRoot = inp.moduleProperty("qbs", "installRoot");
                        var installedFilePath = ModUtils.artifactInstalledFilePath(inp);
                        ofile.writeLine(FileInfo.relativePath(installRoot, installedFilePath));
                    }
                } finally {
                    ofile.close();
                }
            };
            return [cmd];
        }
    }
}

targetName: project.name + qbs.architecture.trim()