on macOS 10.9 test/package-main-path.js fails on ENOENT… main-path.app

[mykmelez]

On my macOS 10.9 VM, test/package-main-path.js fails on Error: ENOENT: no such file or directory… main-path.app.

> tap test/package-main-path.js 
node /Users/myk/Projects/qbrt/bin/cli.js package /Users/myk/Projects/qbrt/test/main-path
Packaging /Users/myk/Projects/qbrt/test/main-path -> main-path.dmg …
✓ Packaging /Users/myk/Projects/qbrt/test/main-path -> main-path.dmg … done!
test/package-main-path.js .{ Error: ENOENT: no such file or directory, lstat '/var/folders/qt/fj177xr960j5f8724z7zgpf80000gn/T/qbrt-67rbjA/volume/main-path.app'
  errno: -2,
  code: 'ENOENT',
  syscall: 'lstat',
  path: '/var/folders/qt/fj177xr960j5f8724z7zgpf80000gn/T/qbrt-67rbjA/volume/main-path.app' }
test/package-main-path.js ............................. 1/2 19s
  not ok app disk image (.dmg) attached
    +++ found                                                           
    --- wanted                                                          
    -0                                                                  
    +1                                                                  
    compare: ===
    at:
      line: 85
      column: 11
      file: test/package-main-path.js
      function: Promise.then
    stack: |
      Promise.then (test/package-main-path.js:85:11)
      <anonymous>

total ................................................. 1/2
  

  1 passing (19s)
  1 failing

This looks like a silent failure during packaging:

> node /Users/myk/Projects/qbrt/bin/cli.js package /Users/myk/Projects/qbrt/test/main-path
✓ Packaging /Users/myk/Projects/qbrt/test/main-path -> main-path.dmg … done!
06-01 13:55 > ls main-path.dmg
ls: main-path.dmg: No such file or directory