VSCode debugger freeze

app.js

'use strict';

var util = require('util');

console.log(util.inspect({
    some: 'object'
}));

console.log('put a breakpoint on this line');
console.log('it will not be hit');
console.log('these lines will not be logged');
console.log('the process will never exit');
console.log('we\'re completely stuck');

process.exit(0);

launch.json

{
    "version": "0.2.0",
    "configurations": [
        {
            "name": "Launch",
            "type": "node",
            "request": "launch",
            "program": "app.js",
            "stopOnEntry": false,
            "args": [],
            "cwd": ".",
            "runtimeExecutable": null,
            "runtimeArgs": [
                "--nolazy"
            ],
            "env": {
                "NODE_ENV": "development"
            },
            "externalConsole": false,
            "sourceMaps": false,
            "outDir": null
        },
        {
            "name": "Attach",
            "type": "node",
            "request": "attach",
            "port": 5858
        }
    ]
}