Well I ran it once and it said BROKEN PIPE at the end - not sure if that means it was successful or not. I accidentally closed it, but i ran it again and here's the paste of the log:

Oh and I'm currently at a7 and the player is in standby when I ran this.

$ ./upgrader_0.8_cygwin.exe 192.168.1.28 car2-developer-v3.00-alpha11.upgrade

./upgrader_0.8_cygwin: Empeg/RioCar Ethernet Upgrade Tool, version 0.8, (c)2003
by Mark Lord
--> requires Hijack kernel on player
--> requires gunzip and ncftpput in $PATH

UPGRADE Requires upgrader version: 2
HWREV Supported hardware versions: 7,9
Placing player into Standy-By for the upgrade: ncftpput -E -c -Y "site button=t
op.L" "192.168.1.28" "/dev/null" </dev/null

INFO This release is suitable for Mark II empeg and Rio Car players (with r
otary control)
WHAT empegcar developer image
2005/07/25 18:54
RELEASE Rio Car player software - developer release v3.00-alpha11
VERSION Rio Car player software - developer release v3.00-alpha11
LOADER /proc/flash_0c000, size=452 bytes
--> pumping: ncftpput -E -c "192.168.1.28" "/proc/flash_0c000"
LOADER /proc/flash_0e000, size=1692 bytes
--> pumping: ncftpput -E -c "192.168.1.28" "/proc/flash_0e000"
KERNEL /proc/empeg_kernel, size=476784 bytes
--> SKIPPED
RAMDISK /proc/flash_b0000, size=327680 bytes
--> pumping: ncftpput -E -c "192.168.1.28" "/proc/flash_b0000"
Broken pipe