I uploaded a patch for research/mwaddlink and found it fails to build with the following error message:
#9 [codehealth 2/11] RUN apt-get update && apt-get install -y "python3-icu" "python3-setuptools" "default-libmysqlclient-dev" "python3-dev" "build-essential" "python3-pip" "curl" "pkg-config" "libicu-dev" && rm -rf /var/lib/apt/lists/* #9 sha256:bf60eb810b93f88517e05559f183d764d153654b250f20e148405b04a7b1f500 #9 0.621 Get:1 http://mirrors.wikimedia.org/debian buster InRelease [122 kB] #9 0.621 Get:2 http://apt.wikimedia.org/wikimedia buster-wikimedia InRelease [175 kB] #9 0.656 Get:3 http://mirrors.wikimedia.org/debian buster-updates InRelease [56.6 kB] #9 0.656 Get:4 http://mirrors.wikimedia.org/debian buster-backports InRelease [51.4 kB] #9 0.657 Get:5 http://security.debian.org buster/updates InRelease [34.8 kB] #9 1.056 Get:6 http://mirrors.wikimedia.org/debian buster/main amd64 Packages [10.7 MB] #9 1.360 Get:7 http://mirrors.wikimedia.org/debian buster-updates/main amd64 Packages [9,745 B] #9 1.637 Err:4 http://mirrors.wikimedia.org/debian buster-backports InRelease #9 1.637 The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 0E98404D386FA1D9 NO_PUBKEY 6ED0E7B82643E131 #9 1.950 Get:8 http://apt.wikimedia.org/wikimedia buster-wikimedia/main amd64 Packages [97.3 kB] #9 2.267 Get:9 http://security.debian.org buster/updates/main amd64 Packages [652 kB] #9 2.416 Reading package lists... #9 3.172 W: GPG error: http://mirrors.wikimedia.org/debian buster-backports InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 0E98404D386FA1D9 NO_PUBKEY 6ED0E7B82643E131 #9 3.172 E: The repository 'http://mirrors.wikimedia.org/debian buster-backports InRelease' is not signed. #9 ERROR: executor failed running [/bin/sh -c apt-get update && apt-get install -y "python3-icu" "python3-setuptools" "default-libmysqlclient-dev" "python3-dev" "build-essential" "python3-pip" "curl" "pkg-config" "libicu-dev" && rm -rf /var/lib/apt/lists/*]: exit code: 100
The codehealth image is based on docker-registry.wikimedia.org/releng/sonar-scanner. The issue seems to be reproducable with both 4.6.0.2311-1 and 4.6.0.2311-4 versions.