Demote powerpc64 tests until qemu is fixed

lu-zero · lu-zero · commit 2f7435e62c2c · 2019-07-11T14:39:54.000+02:00
Big Endian powerpc64 is not really supported anymore by IBM.
diff --git a/.travis.yml b/.travis.yml
@@ -113,6 +113,7 @@ matrix:
 
   allow_failures:
     - name: "powerpc-unknown-linux-gnu - no assert_instr"
+    - name: "powerpc64-unknown-linux-gnu - no assert_instr"
 
 install: travis_retry rustup target add $TARGET
 script:
