{
  "stdout": [
    {
      "match": "re",
      "comment": "'subdir/meson.build' gets transformed with os.path.sep separators",
      "line": "test cases/failing/4 missing meson\\.build/meson\\.build:3:0: ERROR: Nonexistent build file 'subdir[\\\\/]meson\\.build'"
    }
  ]
}