Log FN and RA on RACH test timeouts

Change-Id: I6caac582649e38e77938602fa675d50bdde57790
diff --git a/bts/BTS_Tests.ttcn b/bts/BTS_Tests.ttcn
index 230d3b6..66bf040 100644
--- a/bts/BTS_Tests.ttcn
+++ b/bts/BTS_Tests.ttcn
@@ -1015,7 +1015,7 @@
 			}
 		[] RSL_CCHAN.receive { repeat; }
 		[] T.timeout {
-			Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, "Timeout waiting for CHAN RQD");
+			Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, log2str("Timeout waiting for CHAN RQD FN=", fn, " RA=", ra));
 			}
 		}
 	}