snapd/.github/spread-problem-matcher.json

{
    "problemMatcher": [
        {
            "owner": "spread-error",
            "pattern": [
                {
                    "regexp": "^\\d+-\\d+-\\d+ \\d+:\\d+:\\d+ ((Error) (preparing|executing|restoring) .+) : .*$",
                    "message": 1,
                    "severity": 2
                }
            ]
        }
    ]
}