fs/torrentfs_test.go | 7 ++++++-

diff --git a/fs/torrentfs_test.go b/fs/torrentfs_test.go
index f45b7d8173052e84e0659237a2484cd1bbd89c7a..ad8ac3757dd5287da061b515d9bcaf8dfcd6437e 100644
--- a/fs/torrentfs_test.go
+++ b/fs/torrentfs_test.go
@@ -4,6 +4,7 @@ import (
 	"bytes"
 	"fmt"
 	"io/ioutil"
+	"log"
 	"net"
 	"net/http"
 	_ "net/http/pprof"
@@ -25,6 +26,10 @@ 	"github.com/anacrolix/torrent/data/mmap"
 	"github.com/anacrolix/torrent/internal/testutil"
 	"github.com/anacrolix/torrent/util"
 )
+
+func init() {
+	log.SetFlags(log.Flags() | log.Lshortfile)
+}
 
 func TestTCPAddrString(t *testing.T) {
 	l, err := net.Listen("tcp4", "localhost:0")
@@ -238,6 +243,6 @@ 		Size: int(size),
 	}, resp)
 	content := resp.Data
 	if string(content) != testutil.GreetingFileContents {
-		t.FailNow()
+		t.Fatalf("%q != %q", string(content), testutil.GreetingFileContents)
 	}
 }