Attempt to debug the s390x failure

Author: asomers

ci/test-runner-linux

@@ -20,6 +20,6 @@ timeout 30s qemu-system-$arch \
   -append init=/run_prog.sh > output || true
 
 # remove kernel messages
-tr -d '\r' < output | egrep -v '^\['
+tr -d '\r' < output #| egrep -v '^\['
 
 egrep "(PASSED)|(test result: ok)" output > /dev/null