THRIFT-4186 Add travis build for Rust
Client: rs
Patch: Allen George <allen.george@gmail.com>

This closes #1260
diff --git a/test/features/known_failures_Linux.json b/test/features/known_failures_Linux.json
index 257095d..e3575f9 100644
--- a/test/features/known_failures_Linux.json
+++ b/test/features/known_failures_Linux.json
@@ -32,5 +32,9 @@
   "rb-limit_container_length_compact_buffered-ip",
   "rb-limit_string_length_accel-binary_buffered-ip",
   "rb-limit_string_length_binary_buffered-ip",
-  "rb-limit_string_length_compact_buffered-ip"
-]
\ No newline at end of file
+  "rb-limit_string_length_compact_buffered-ip",
+  "rs-limit_string_length_binary_buffered-ip",
+  "rs-limit_string_length_compact_buffered-ip",
+  "rs-limit_container_length_binary_buffered-ip",
+  "rs-limit_container_length_compact_buffered-ip"
+]