fixes #958, activates 2 additional tests

features/options/options.feature

@@ -33,17 +33,14 @@ Feature: Command line options
         And stdout should contain "--port"
         And stdout should contain "--threads"
         And stdout should contain "--sharedmemory"
-    
-    @todo
+
     Scenario: Non-existing option
         When I run "osrm-routed --fly-me-to-the-moon"
         Then it should exit with code 255
         Then stdout should be empty
         And stderr should contain "unrecognised option '--fly-me-to-the-moon'"
-    
-    @todo
+
     Scenario: Missing file
         When I run "osrm-routed overtherainbow.osrm"
         Then it should exit with code 255
-        Then stdout should be empty
-        And stderr should contain "missing"
+        And stderr should contain "does not exist"

routed.cpp

@@ -185,6 +185,7 @@ int main (int argc, const char * argv[])
     catch (std::exception& e)
     {
         std::cerr << "[fatal error] exception: " << e.what() << std::endl;
+        return -1;
     }
 #ifdef __linux__
     munlockall();