create build image: docker build --build-arg userid=$(id -u) --build-arg groupid=$(id -g) --build-arg username=$(id -un) -t android-build-trusty . run build image: docker run -it --rm -v $ANDROID_BUILD_TOP:/src android-build-trusty

build ReDroid:

cd /src; . build/envsetup.sh
lunch
m

sync build (fix file owner / permission etc.)

export BUILD_OUT=~/redroid_out && cd vendor/redroid && ./sync.sh (pasword same as id -un)