## size: 0
fsck.cramfs: superblock size (0) too small
ret: 4

## size: 75
fsck.cramfs: superblock size (75) too small
ret: 4

## size: 76
fsck.cramfs: file extends past end of filesystem
fsck.cramfs: crc error
ret: 4

## size: 4095
fsck.cramfs: file extends past end of filesystem
fsck.cramfs: crc error
ret: 4

## size: 4096
ret: 0

## size: 4097
fsck.cramfs: file length too short
ret: 4

## size: 4294967295
fsck.cramfs: file length too short
ret: 4

