bad-1-check-crc32.xz has wrong Check (CRC32).
+ bad-1-check-crc32-2.xz has Compressed Size and Uncompressed Size in
+ Block Header but wrong Check (CRC32) in the actual data. This file
+ differs by one byte from good-1-block_header-1.xz: the last byte of
+ the Check field is wrong. This file is useful for testing error
+ detection in the threaded decoder when a worker thread is configured
+ to pass input one byte at a time to the Block decoder.
+
bad-1-check-crc64.xz has wrong Check (CRC64).
bad-1-check-sha256.xz has wrong Check (SHA-256).