COMPOSEENV_DOCKER_VERSION=18.09.6 COMPOSEENV_DOCKER_DOWNLOAD=https://download.docker.com COMPOSEENV_BATS_DOWNLOAD=https://github.com/bats-core COMPOSEENV_DUMB_INIT_DOWNLOAD=https://github.com/Yelp/dumb-init COMPOSEENV_LIBFAKETIME_DOWNLOAD=https://github.com/wolfcw/libfaketime COMPOSEENV_REGISTRY_PREFIX= COMPOSEENV_PROJECT_VERSION=0.0.1 COMPOSEENV_PROJECTPATH=/var/tmp COMPOSEENV_CAPATH=./assets/ca-certificates DOCKERSOCK_GROUP=100