multiple errors in Q.all

result.txt

running second
err - first: [Error: second] second: undefined
running first

test.js

'use strict';

var Q = require('q');

Q.all([
  Q.try(function() {
    return Q.delay(200)
      .then(function() {
        console.log('running first');
        throw new Error('first');
      });
  }),
  Q.try(function() {
    return Q.delay(100)
      .then(function() {
        console.log('running second');
        throw new Error('second');
      });
  })
]).catch(function(first, second) {
  console.log('err - first:', first, 'second:', second);
});