BTT successfully created: $(nW)
poolsize	20971520B
blocksize	512B
maxlanes	256
uuid		$(nW)

$(nW): spoil: bttdevice.arena(0).btt_info.sig=BADSIGNATURE
$(nW): spoil: bttdevice.arena(0).btt_info.external_lbasize=10
$(nW): spoil: bttdevice.arena(0).btt_info.major=0x0

BTT Device
[ARENA 0]
PMEM BLK BTT Info Header:
Signature                : BADSIGNATUREFO
UUID of container        : $(nW)
Flags                    : 0x0
Major                    : 0
Minor                    : 1
External LBA size        : 10
External LBA count       : 40322
Internal LBA size        : 512
Internal LBA count       : 40578
Free blocks              : 256
Info block size          : 4096
Next arena offset        : 0x0
Arena data offset        : 0x1000
Area map offset          : 0x13d2000
Area flog offset         : 0x13fa000
Info block backup offset : 0x13fe000
Checksum                 : $(XX) [wrong! should be: $(XX)]