diff --git a/stdlib/io.krak b/stdlib/io.krak
index ff0df15..96494c5 100644
--- a/stdlib/io.krak
+++ b/stdlib/io.krak
@@ -101,6 +101,8 @@ fun file_exists(path: string::string): bool {
     return result
 }
 fun read_file(path: string::string): string::string {
+    if (!file_exists(path))
+        return string::string()
     var toRet.construct(read_file_binary(path)): string::string
     return toRet
 }
diff --git a/tests/new_runner.sh b/tests/new_runner.sh
old mode 100644
new mode 100755
index 629e29a..80bdbb6
--- a/tests/new_runner.sh
+++ b/tests/new_runner.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-runner_path="./test_runner/test_runner"
+runner_path="./tester/tester"
 #testDir=${1:-"../tests"}
 testDir="."
 ext=${2:-"krak"}
@@ -12,4 +12,4 @@ for dir in `find ${testDir} -type f -name "test_*.${ext}"`; do
 	fileList+=\ $testDir\/$filename
 done
 
-${runner_path} "--test" ${fileList}
+${runner_path} ${fileList}
diff --git a/tests/test_runner.krak b/tests/tester.krak
similarity index 87%
rename from tests/test_runner.krak
rename to tests/tester.krak
index de0cd38..c938ab7 100644
--- a/tests/test_runner.krak
+++ b/tests/tester.krak
@@ -29,19 +29,20 @@ fun main(argc: int, argv: **char): int {
         var results_file_name = test_name + ".results"
         var expected_results_file_name = test_name + ".expected_results"
         if (system(string("./") + test_name + ".krak.exe > " + results_file_name)) error("could not run")
-        if (read_file(results_file_name) == read_file(expected_results_file_name)) {
+        if (file_exists(results_file_name) && file_exists(expected_results_file_name) && read_file(results_file_name) == read_file(expected_results_file_name)) {
             println(test_name + "\tPASSED!")
             all_results += pad_with_spaces(test_name) + "\tPASSED!\n"
             num_passed++
             system(string("rm ./") + results_file_name)
         } else {
             println(test_name + "\tFAILED!")
-            all_results += pad_with_spaces(test_name) + "\tFAILED!\n"
+            all_results += pad_with_spaces(test_name) + "\tFAILED!!!\n"
         }
         system(string("rm ./") + test_name + ".krak.*")
     }
     println(string("\n\nTEST RESULTS: ") + num_passed + "/" + (argc-1))
     println(all_results)
+    println(string("TEST RESULTS: ") + num_passed + "/" + (argc-1))
     return 0
 }