gitlab-ci: use docker:stable to create docker images

12 jobs for !21 with improve-gitlab-ci in 2 minutes and 20 seconds (queued for 1 second)
detached
Status Job ID Name Coverage
  Build
failed #621
buster-slim

00:00:58

failed #610
jessie-slim

00:00:38

failed #611
stretch-slim

00:00:43

failed #612
buster-slim

00:00:43

 
  Check
skipped #613
compile
skipped #614
lint
 
  Unit Test
skipped #617
buster-ut
skipped #615
jessie-ut
skipped #616
stretch-ut
 
  Lets Encrypt Staging
skipped #620
buster-le-staging
skipped #618
jessie-le-staging
skipped #619
stretch-le-staging
 
Name Stage Failure
failed
buster-slim Build
Reading package lists...
Reading package lists...
Building dependency tree...
Reading state information...
E: Unable to locate package python3-lint
The command '/bin/sh -c apt-get update && apt-get install -y --no-install-recommends python3-minimal python3-dnspython python3-requests python3-coverage python3-lint && apt-get clean' returned a non-zero code: 100
Running after_script
Uploading artifacts for failed job
ERROR: Job failed: exit code 100
failed
stretch-slim Build
Restoring cache
Downloading artifacts
Running before_script and script
$ docker build -t "acme-dns-tiny:stretch-slim" -f "docker/stretch/Dockerfile" .
time="2020-05-30T08:55:00Z" level=error msg="failed to dial gRPC: cannot connect to the Docker daemon. Is 'docker daemon' running on this host?: dial tcp: lookup docker on 172.16.1.100:53: no such host"
error during connect: Post http://docker:2375/v1.40/build?buildargs=%7B%7D&cachefrom=%5B%5D&cgroupparent=&cpuperiod=0&cpuquota=0&cpusetcpus=&cpusetmems=&cpushares=0&dockerfile=docker%2Fstretch%2FDockerfile&labels=%7B%7D&memory=0&memswap=0&networkmode=default&rm=1&session=487x42wibtyb7a0ua02kbxs9e&shmsize=0&t=acme-dns-tiny%3Astretch-slim&target=&ulimits=null&version=1: dial tcp: lookup docker on 172.16.1.100:53: no such host
Running after_script
Uploading artifacts for failed job
ERROR: Job failed: exit code 1
failed
jessie-slim Build
Restoring cache
Downloading artifacts
Running before_script and script
$ docker build -t "acme-dns-tiny:jessie-slim" -f "docker/jessie/Dockerfile" .
time="2020-05-30T08:54:18Z" level=error msg="failed to dial gRPC: cannot connect to the Docker daemon. Is 'docker daemon' running on this host?: dial tcp: lookup docker on 172.16.1.100:53: no such host"
error during connect: Post http://docker:2375/v1.40/build?buildargs=%7B%7D&cachefrom=%5B%5D&cgroupparent=&cpuperiod=0&cpuquota=0&cpusetcpus=&cpusetmems=&cpushares=0&dockerfile=docker%2Fjessie%2FDockerfile&labels=%7B%7D&memory=0&memswap=0&networkmode=default&rm=1&session=mjc7ovdbila4er0lpdvxur80h&shmsize=0&t=acme-dns-tiny%3Ajessie-slim&target=&ulimits=null&version=1: context canceled
Running after_script
Uploading artifacts for failed job
ERROR: Job failed: exit code 1