I ran the commands in the following order
$docker-compose build
$docker-compose up -d
$docker exec -it dagda python3 dagda.py vuln --init
$docker exec -it dagda python3 dagda.py check --docker_image alpine:3.10
$docker exec -it dagda python3 dagda.py history --docker_image alpine:3.10
The results will remain Analyzing over time!

the following information:
OS: [Ubuntu]
OS Version: [18.0.4]
Python version: [Python 3.6.9]
Docker version [Docker version 19.03.12]
I ran the commands in the following order
$docker-compose build
$docker-compose up -d
$docker exec -it dagda python3 dagda.py vuln --init
$docker exec -it dagda python3 dagda.py check --docker_image alpine:3.10
$docker exec -it dagda python3 dagda.py history --docker_image alpine:3.10
The results will remain Analyzing over time!

the following information:
OS: [Ubuntu]
OS Version: [18.0.4]
Python version: [Python 3.6.9]
Docker version [Docker version 19.03.12]