[iOS] BUILD FAILED: can't run `buck install --run demo_app_ios`

Created by: zarochintsev

Hi,

I have a problem with buck demo, I can't run. So, my steps:

git clone https://github.com/fbsamples/bucksamples.git

cd bucksamples/cross-platform-scale-2015-demo/

➜  ios git:(master) ✗ buck build demo_app_ios
Not using buckd because watchman isn't installed.
Building: finished in 0.5 sec (100%) 1/1 jobs, 0 updated
  Total time: 1.2 sec
➜  ios git:(master) ✗ buck build demo_app_ios
Not using buckd because watchman isn't installed.
Parsing buck files: finished in 0.5 sec
Building: finished in 0.6 sec (100%) 1/1 jobs, 0 updated
  Total time: 1.3 sec
➜  ios git:(master) ✗ buck install --run demo_app_ios
Not using buckd because watchman isn't installed.
Building: finished in 0.2 sec (100%) 1/1 jobs, 0 updated
  Total time: 0.5 sec
Installing... 0.4 sec
BUILD FAILED: Cannot install //ios:BuckDemoApp#dwarf-and-dsym,no-include-frameworks (no appropriate simulator found)
➜  ios git:(master) ✗ 

Thank you!