{
  "id": "task-ruby-basic",
  "ruleId": "task/ruby",
  "input": {
    "toolName": "exec",
    "argv": ["ruby", "script.rb"],
    "command": "ruby script.rb",
    "combinedText": "script.rb:4:in `fetch': key not found: :token (KeyError)\n\tfrom script.rb:4:in `<main>'\n",
    "exitCode": 1
  },
  "expect": {
    "matchedReducer": "task/ruby",
    "family": "runtime-cli",
    "contains": ["KeyError", "script.rb:4"]
  }
}