此合并请求的源项目已被删除。
`checker`: Remove `{}` in `test_err()`
The test_err() function was using a lingering artifact ({}) from the
use of xargs in other tests. This failed the test.
This commit removes the lingering artifact. The test now passes.
Signed-off-by: Razvan Deaconescu razvan.deaconescu@upb.ro