Merge pull request #440 from rsarm/frontend/inexistent-test-file

[bugfix] Convert message for inexistent test files to warning

Author: vkarak

reframe/frontend/cli.py

@@ -319,8 +319,8 @@ def main():
         for d in options.checkpath:
             d = os.path.expandvars(d)
             if not os.path.exists(d):
-                printer.info("%s: path `%s' does not exist. Skipping...\n" %
-                             (argparser.prog, d))
+                printer.warning("%s: path `%s' does not exist. Skipping..." %
+                                (argparser.prog, d))
                 continue
 
             load_path.append(d)