Sdlang-d/libInputVisitor crash

client.sdl

ip "localhost"
port 1234
name "Player"

num_workers 4

resolution 1280 720
max_fps 120
view_distance 4

camera_sensivity 0.1
camera_fov 60.0

key.forward "w"
key.left "a"
key.backward "s"
key.right "d"
key.up "space"
key.down "left_control"
key.fast "left_shift"

key.mainAction "mb_left"
key.secondaryAction "mb_right"
key.tertiaryAction "mb_middle"

key.lockMouse "q"
key.incViewRadius "right_bracket"
key.decViewRadius "left_bracket"
key.toggleCulling "c"
key.togglePosUpdate "u"
key.stopServer "f4"
key.toggle_console "grave_accent"
key.place_entity "e"

dub.json

{
	"name" : "test",

	"dependencies" : {
		"sdlang-d" : "==0.9.5"
	},
	"mainSourceFile" : "main.d",
	"targetType" : "executable"
}

main.d

import sdlang;
void main()
{
	parseFile("client.sdl");
}