Repro no transition promise on qp redirect

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Repro transition never resolves'
});

instance-initializers.page-tracking.js

export function initialize(application) {
  let router = application.lookup('router:main');
  router.on('willTransition', (transition) => {
    transition.then(() => {
      console.log('completed transition');
    }).catch((err) => {
    	console.error('transition error', err);
    });
  });
}

export default {
  name: 'page-tracking',
  initialize: initialize
};

router.js

import EmberRouter from '@ember/routing/router';
import config from './config/environment';

const Router = EmberRouter.extend({
  location: 'none',
  rootURL: config.rootURL
});

Router.map(function() {
  this.route('redirect');
  this.route('foo');
});

export default Router;

routes.foo.js

import Ember from 'ember';

export default Ember.Route.extend({
  queryParams: {
    fiz: {
      refreshModel: true
    }
  }
});

routes.redirect.js

import Ember from 'ember';

export default Ember.Route.extend({
  redirect() {
    this.transitionTo('foo', { queryParams: { fiz: 'baz' } });
  }
});

templates.application.hbs

<h1>{{appName}}</h1>
<br>
<br>
Open the console. You should see a "completed transition" log, logged by the page-tracking.js instance-initializer. This log happens when the transition resolves. Type in "/redirect" in the URL bar. Notice that "completed transition" is never logged.
{{outlet}}
<br>
<br>

twiddle.json

{
  "version": "0.15.0",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.js",
    "ember": "3.2.2",
    "ember-template-compiler": "3.2.2",
    "ember-testing": "3.2.2"
  },
  "addons": {
    "ember-data": "3.2.0"
  }
}