== sanity-zero test 3a: truncate to a ZEROSTART boundary with an empty prev component ========================================================== 14:05:39 (1789409139)
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.147352 s, 7.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.131621 s, 8.0 MB/s