diff --git a/testifycheck/testifycheck_test.go b/testifycheck/testifycheck_test.go
index c1e3b71..6abb9ac 100644
--- a/testifycheck/testifycheck_test.go
+++ b/testifycheck/testifycheck_test.go
@@ -1,19 +1,12 @@
 package testifycheck
 
 import (
-	"os"
-	"os/exec"
 	"testing"
 
 	"golang.org/x/tools/go/analysis/analysistest"
 )
 
 func Test(t *testing.T) {
-	debugOut, err := exec.Command("go", "env", "GOROOT").CombinedOutput()
-	if err != nil {
-		_, _ = os.Stderr.Write(debugOut)
-	}
-
 	testdata := analysistest.TestData()
 	analysistest.Run(t, testdata, Analyzer, "tests/...")
 }
diff --git a/tools/testtool/commands/test_submission.go b/tools/testtool/commands/test_submission.go
index 186041f..8621fae 100644
--- a/tools/testtool/commands/test_submission.go
+++ b/tools/testtool/commands/test_submission.go
@@ -217,7 +217,8 @@ func runTests(testDir, privateRepo, problem string) error {
 		log.Fatal(err)
 	}
 
-	goCache, err := ioutil.TempDir("/tmp", "gocache")
+	var goCache string
+	goCache, err = ioutil.TempDir("/tmp", "gocache")
 	if err != nil {
 		log.Fatal(err)
 	}