what did I do to deserve this

#34988

test/smoke/src/main.ts

@@ -12,7 +12,7 @@ import * as tmp from 'tmp';
 import * as rimraf from 'rimraf';
 import * as mkdirp from 'mkdirp';
 
-const tmpDir = tmp.dirSync() as { name: string; removeCallback: Function; };
+const tmpDir = tmp.dirSync({ prefix: 't' }) as { name: string; removeCallback: Function; };
 const testDataPath = tmpDir.name;
 process.once('exit', () => rimraf.sync(testDataPath));
 
@@ -76,7 +76,7 @@ if (!fs.existsSync(testCodePath)) {
 	fail(`Can't find Code at ${testCodePath}.`);
 }
 
-process.env.VSCODE_USER_DIR = path.join(testDataPath, 'user-dir');
+process.env.VSCODE_USER_DIR = path.join(testDataPath, 'd');
 process.env.VSCODE_EXTENSIONS_DIR = extensionsPath;
 process.env.SMOKETEST_REPO = testRepoLocalDir;
 process.env.VSCODE_WORKSPACE_PATH = workspacePath;

test/smoke/src/spectron/application.ts

@@ -45,6 +45,8 @@ export async function findFreePort(): Promise<number> {
  */
 export class SpectronApplication {
 
+	private static count = 0;
+
 	private _client: SpectronClient;
 	private _workbench: Workbench;
 	private _screenCapturer: ScreenCapturer;
@@ -133,7 +135,7 @@ export class SpectronApplication {
 
 		args.push(...codeArgs);
 
-		chromeDriverArgs.push(`--user-data-dir=${path.join(this._userDir, new Date().getTime().toString())}`);
+		chromeDriverArgs.push(`--user-data-dir=${path.join(this._userDir, String(SpectronApplication.count++))}`);
 
 		// Spectron always uses the same port number for the chrome driver
 		// and it handles gracefully when two instances use the same port number