== sanity-zero test 3a: truncate to a ZEROSTART boundary with an empty prev component ========================================================== 14:08:42 (1789409322)
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.320076 s, 3.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.239602 s, 4.4 MB/s