ちょっと見てよこれ(;´Д`)USBﾒﾓﾘなんだけど酷すぎる

Warning: Only 51614 of 65491 MByte tested.
The media is likely to be defective.
0 KByte OK (0 sectors)
33.8 GByte DATA LOST (71067648 sectors)
Details:7.5 GByte overwritten (15899295 sectors)
0 KByte slightly changed (< 8 bit/sector, 0 sectors)
26.3 GByte corrupted (55168353 sectors)
540.5 KByte aliased memory (1081 sectors)
First error at offset: 0x0000000000000000
Expected: 0x0000000000000000
Found: 0x0000000c99d91c00
H2testw version 1.3