{"record":{"id":"488e9b956028349a","repo":"xai-org/grok-build","slug":"parallel-git-copy-thread-panicked","errorCode":null,"errorMessage":"parallel .git/ copy thread panicked","messagePattern":"parallel \\.git/ copy thread panicked","errorType":"exception","errorClass":"anyhow::Error","httpStatus":null,"severity":"error","filePath":"crates/codegen/xai-fast-worktree/src/copy/gitdir.rs","lineNumber":171,"sourceCode":"                        for item in chunk {\n                            copy_single_entry(\n                                &item.source,\n                                &item.dest,\n                                files_copied,\n                                symlinks_copied,\n                            )?;\n                        }\n                        Ok(())\n                    })\n                })\n                .collect();\n\n            // Join in spawn order so \"first error\" is deterministic.\n            let mut first_error: Option<anyhow::Error> = None;\n            for handle in handles {\n                let chunk_result = match handle.join() {\n                    Ok(r) => r,\n                    Err(_) => Err(anyhow::anyhow!(\"parallel .git/ copy thread panicked\")),\n                };\n                if let Err(e) = chunk_result\n                    && first_error.is_none()\n                {\n                    first_error = Some(e);\n                }\n            }\n            first_error\n        })\n        .map_err(|_| anyhow::anyhow!(\"parallel .git/ copy panicked\"))?;\n\n        if let Some(e) = first_error {\n            return Err(e);\n        }\n    }\n\n    sanitize_standalone_git_dir_keeping(dest_git, extra_origin)\n        .context(\"failed to sanitize standalone .git/ after copy\")?;","sourceCodeStart":153,"sourceCodeEnd":189,"githubUrl":"https://github.com/xai-org/grok-build/blob/bc7f02eddd3d84085849dc19ed216f11c23b0571/crates/codegen/xai-fast-worktree/src/copy/gitdir.rs#L153-L189","documentation":"Error \"parallel .git/ copy thread panicked\" thrown in xai-org/grok-build.","triggerScenarios":"Thrown at crates/codegen/xai-fast-worktree/src/copy/gitdir.rs:171 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":[],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"bc7f02eddd3d84085849dc19ed216f11c23b0571","analyzedAt":"2026-08-31T04:59:42.031Z","schemaVersion":2},"datasetVersion":"2026-08-31T09:17:48.483Z"}