Downloading artifacts from coordinator... ok id=26216 responseStatus=200 OK token=FVbCVs4-$ FRACTALIS_VERSION=$(grep version setup.py | grep -o "[0-9]\+.[0-9]\+.[0-9]\+")$ DOCKER_IMAGE_TAG="fractalis:$FRACTALIS_VERSION"$ SDIST=fractalis-$FRACTALIS_VERSION.tar.gz$ docker build -t $DOCKER_USER/$DOCKER_IMAGE_TAG -f docker/Dockerfile --build-arg SDIST=dist/$SDIST .Sending build context to Docker daemon 339.5kB Step 1/7 : FROM centos:7.4manifest for centos:7.4 not foundERROR: Job failed: exit code 1