== sanity-zero test 3a: truncate to a ZEROSTART boundary with an empty prev component ========================================================== 14:22:50 (1789410170)
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.240701 s, 4.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.16252 s, 6.5 MB/s