public function run()
 {
     Timer::truncate();
     $this->faker = Faker::create();
     $users = User::all();
     foreach ($users as $user) {
         $this->user = $user;
         /**
          * Create entries for the last 5 days.
          */
         foreach (range(0, 4) as $index) {
             $this->createDaySleep($index, $index * 15);
             $this->createNightSleep($index, $index * 15);
             $this->createWorkEntry($index);
         }
     }
 }