{"action":"created","issue":{"url":"https://api.github.com/repos/dmlc/xgboost/issues/3708","repository_url":"https://api.github.com/repos/dmlc/xgboost","labels_url":"https://api.github.com/repos/dmlc/xgboost/issues/3708/labels{/name}","comments_url":"https://api.github.com/repos/dmlc/xgboost/issues/3708/comments","events_url":"https://api.github.com/repos/dmlc/xgboost/issues/3708/events","html_url":"https://github.com/dmlc/xgboost/issues/3708","id":361414198,"node_id":"MDU6SXNzdWUzNjE0MTQxOTg=","number":3708,"title":"\"LocalFileSystem.ListDirectory error: Not a directory\" in some tests","user":{"login":"KOLANICH","id":240344,"node_id":"MDQ6VXNlcjI0MDM0NA==","avatar_url":"https://avatars1.githubusercontent.com/u/240344?v=4","gravatar_id":"","url":"https://api.github.com/users/KOLANICH","html_url":"https://github.com/KOLANICH","followers_url":"https://api.github.com/users/KOLANICH/followers","following_url":"https://api.github.com/users/KOLANICH/following{/other_user}","gists_url":"https://api.github.com/users/KOLANICH/gists{/gist_id}","starred_url":"https://api.github.com/users/KOLANICH/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/KOLANICH/subscriptions","organizations_url":"https://api.github.com/users/KOLANICH/orgs","repos_url":"https://api.github.com/users/KOLANICH/repos","events_url":"https://api.github.com/users/KOLANICH/events{/privacy}","received_events_url":"https://api.github.com/users/KOLANICH/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":7,"created_at":"2018-09-18T17:49:49Z","updated_at":"2018-10-07T19:05:14Z","closed_at":null,"author_association":"CONTRIBUTOR","body":"```\r\n[----------] 3 tests from SparsePageDMatrix\r\n[ RUN      ] SparsePageDMatrix.MetaInfo\r\nunknown file: Failure\r\nC++ exception with description \"[20:30:01] ****/xgboost/dmlc-core/src/io/local_filesys.cc:91: LocalFileSystem.ListDirectory  error: Not a directory\" thrown in the test body.\r\n[  FAILED  ] SparsePageDMatrix.MetaInfo (0 ms)\r\n[ RUN      ] SparsePageDMatrix.RowAccess\r\nunknown file: Failure\r\nC++ exception with description \"[20:30:01] ****/xgboost/dmlc-core/src/io/local_filesys.cc:91: LocalFileSystem.ListDirectory  error: Not a directory\" thrown in the test body.\r\n[  FAILED  ] SparsePageDMatrix.RowAccess (16 ms)\r\n[ RUN      ] SparsePageDMatrix.ColAccess\r\nunknown file: Failure\r\nC++ exception with description \"[20:30:01] ****/xgboost/dmlc-core/src/io/local_filesys.cc:91: LocalFileSystem.ListDirectory  error: Not a directory\" thrown in the test body.\r\n[  FAILED  ] SparsePageDMatrix.ColAccess (16 ms)\r\n[----------] 3 tests from SparsePageDMatrix (32 ms total)\r\n\r\n[----------] 3 tests from SimpleDMatrix\r\n[ RUN      ] SimpleDMatrix.MetaInfo\r\nunknown file: Failure\r\nC++ exception with description \"[20:30:01] ****/xgboost/dmlc-core/src/io/local_filesys.cc:91: LocalFileSystem.ListDirectory  error: Not a directory\" thrown in the test body.\r\n[  FAILED  ] SimpleDMatrix.MetaInfo (0 ms)\r\n[ RUN      ] SimpleDMatrix.RowAccess\r\nunknown file: Failure\r\nC++ exception with description \"[20:30:01] ****/xgboost/dmlc-core/src/io/local_filesys.cc:91: LocalFileSystem.ListDirectory  error: Not a directory\" thrown in the test body.\r\n[  FAILED  ] SimpleDMatrix.RowAccess (15 ms)\r\n[ RUN      ] SimpleDMatrix.ColAccessWithoutBatches\r\nunknown file: Failure\r\nC++ exception with description \"[20:30:01] ****/xgboost/dmlc-core/src/io/local_filesys.cc:91: LocalFileSystem.ListDirectory  error: Not a directory\" thrown in the test body.\r\n[  FAILED  ] SimpleDMatrix.ColAccessWithoutBatches (0 ms)\r\n[----------] 3 tests from SimpleDMatrix (15 ms total)\r\n\r\n[----------] 1 test from SimpleCSRSource\r\n[ RUN      ] SimpleCSRSource.SaveLoadBinary\r\nunknown file: Failure\r\nC++ exception with description \"[20:30:01] ****/xgboost/dmlc-core/src/io/local_filesys.cc:91: LocalFileSystem.ListDirectory  error: Not a directory\" thrown in the test body.\r\n[  FAILED  ] SimpleCSRSource.SaveLoadBinary (16 ms)\r\n[----------] 1 test from SimpleCSRSource (16 ms total)\r\n\r\n\r\n\r\n\r\n\r\n[ RUN      ] MetaInfo.LoadQid\r\nunknown file: Failure\r\nC++ exception with description \"[20:30:01] ****/xgboost/dmlc-core/src/io/local_filesys.cc:91: LocalFileSystem.ListDirectory  error: Not a directory\" thrown in the test body.\r\n[  FAILED  ] MetaInfo.LoadQid (0 ms)\r\n[----------] 3 tests from MetaInfo (0 ms total)\r\n```\r\n\r\nCompiled with the latest MinGW-W64, the OS is 32 bit Windows 7."},"comment":{"url":"https://api.github.com/repos/dmlc/xgboost/issues/comments/427678150","html_url":"https://github.com/dmlc/xgboost/issues/3708#issuecomment-427678150","issue_url":"https://api.github.com/repos/dmlc/xgboost/issues/3708","id":427678150,"node_id":"MDEyOklzc3VlQ29tbWVudDQyNzY3ODE1MA==","user":{"login":"KOLANICH","id":240344,"node_id":"MDQ6VXNlcjI0MDM0NA==","avatar_url":"https://avatars1.githubusercontent.com/u/240344?v=4","gravatar_id":"","url":"https://api.github.com/users/KOLANICH","html_url":"https://github.com/KOLANICH","followers_url":"https://api.github.com/users/KOLANICH/followers","following_url":"https://api.github.com/users/KOLANICH/following{/other_user}","gists_url":"https://api.github.com/users/KOLANICH/gists{/gist_id}","starred_url":"https://api.github.com/users/KOLANICH/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/KOLANICH/subscriptions","organizations_url":"https://api.github.com/users/KOLANICH/orgs","repos_url":"https://api.github.com/users/KOLANICH/repos","events_url":"https://api.github.com/users/KOLANICH/events{/privacy}","received_events_url":"https://api.github.com/users/KOLANICH/received_events","type":"User","site_admin":false},"created_at":"2018-10-07T19:05:14Z","updated_at":"2018-10-07T19:05:14Z","author_association":"CONTRIBUTOR","body":">TemporaryDirectory\r\n\r\n[std::temp_directory_path](https://en.cppreference.com/w/cpp/filesystem/temp_directory_path)\r\n\r\n>A directory suitable for temporary files. The path is guaranteed to exist and to be a directory. The overload that takes error_code& argument returns an empty path on error.\r\n\r\n\r\nc++17 though."}}
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