== sanity-zero test 3a: truncate to a ZEROSTART boundary with an empty prev component ========================================================== 14:46:59 (1789411619)
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.107014 s, 9.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.149582 s, 7.0 MB/s