Program not compiled

compile millfork.jar -I .\include\ -t zxspectrum -s proga.mfk
`
import stdlib

array(word) sa[192]
array(byte) bw = [$80,$40,$20,$10,8,4,2,1]
word sad

void main() {
//precalc screen lines adresses
byte i
for i,0,to,191
{
asm
{
ld a,(i)
call $22b0
ld (sad),hl
}
sa[word (i)]=sad
}

for i,0,to,191
{
plott(i,i)
}

while true {}
}

ubyte plott(ubyte x, ubyte y) {
sad=sa[word(y)]+(x>>3)
poke(sad,peek(sad)|(bw[x&7]))
}

`

Start by running the provided millfork.jar command against proga.mfk with the include path and zxspectrum target, recording the compiler output. Trace the failure in the compiler and confirm the program compiles successfully for that command and target.

Written by the indexing model from the issue text.