== sanity-zero test 3a: truncate to a ZEROSTART boundary with an empty prev component ========================================================== 14:43:39 (1789411419)
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.212174 s, 4.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.157664 s, 6.7 MB/s