{"record":{"id":"753202d4f4c34cd8","repo":"zed-industries/zed","slug":"cargo-metadata-failed-stderr-msg","errorCode":null,"errorMessage":"Cargo metadata failed\n {stderr_msg}","messagePattern":"Cargo metadata failed\n (.+?)","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"crates/languages/src/rust.rs","lineNumber":1289,"sourceCode":"    project_env: Option<&HashMap<String, String>>,\n) -> Result<Option<(Option<TargetInfo>, Arc<Path>)>> {\n    let mut command = util::command::new_command(\"cargo\");\n    if let Some(envs) = project_env {\n        command.envs(envs);\n    }\n    let output = command\n        .current_dir(\n            abs_path\n                .parent()\n                .ok_or_else(|| anyhow::anyhow!(\"failed to get parent directory\"))?,\n        )\n        .arg(\"metadata\")\n        .arg(\"--no-deps\")\n        .arg(\"--format-version\")\n        .arg(\"1\")\n        .output()\n        .await?;\n\n    if !output.status.success() {\n        let stderr_msg = String::from_utf8_lossy(&output.stderr);\n        anyhow::bail!(\"Cargo metadata failed\\n {stderr_msg}\");\n    }\n\n    let metadata: CargoMetadata = serde_json::from_slice(&output.stdout)?;\n    Ok(target_info_from_metadata(metadata, abs_path))\n}\n\nfn target_info_from_metadata(\n    metadata: CargoMetadata,\n    abs_path: &Path,\n) -> Option<(Option<TargetInfo>, Arc<Path>)> {\n    let mut manifest_path = None;\n    for package in metadata.packages {\n        let Some(manifest_dir_path) = package.manifest_path.parent() else {\n            continue;\n        };","sourceCodeStart":1271,"sourceCodeEnd":1307,"githubUrl":"https://github.com/zed-industries/zed/blob/9d272b036335401f339d024ea94968fd51016c40/crates/languages/src/rust.rs#L1271-L1307","documentation":"In target_info_from_abs_path, the `cargo metadata --no-deps --format-version 1` subprocess exited non-zero; the command's stderr is embedded in the error to explain why project target info could not be gathered.","triggerScenarios":"Thrown at crates/languages/src/rust.rs:1289 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Run `cargo metadata --no-deps --format-version 1` in the target directory to see the underlying error","Fix Cargo.toml syntax errors or unresolved dependencies reported by cargo","Ensure the directory is inside a valid Cargo workspace and cargo is on PATH"],"exampleFix":null,"handlingStrategy":"fallback","validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"9d272b036335401f339d024ea94968fd51016c40","analyzedAt":"2026-08-20T19:29:52.058Z","contentChangedAt":"2026-08-20T19:29:52.058Z","schemaVersion":2},"datasetVersion":"2026-09-14T05:17:10.506Z"}