LC_ALL=C TZ=GMT ./sar -f tests/data-9.1.5 2>&1 | grep "cannot read the format of this file" >/dev/null
if [ $? -eq 0 ]; then
LC_ALL=C TZ=GMT ./sar -f tests/data-9.1.5 2>&1 | grep "Try to convert" >/dev/null && exit 1 || exit 0
fi