{"record":{"id":"250bdc97efb7984b","repo":"xai-org/grok-build","slug":"merge-abort-failed-out","errorCode":null,"errorMessage":"merge --abort failed: {out}","messagePattern":"merge --abort failed: (.+?)","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"crates/codegen/xai-grok-workspace/src/session/git.rs","lineNumber":3027,"sourceCode":"/// Merge, never rebase: conv-branch history must not be rewritten. On\n/// conflicts the merge is left in progress for resolution; `abort` rolls it\n/// back.\npub async fn sync_base(\n    git_root: &Path,\n    base_ref: Option<&str>,\n    abort: bool,\n    expected_branch: Option<&str>,\n) -> Result<GitSyncBaseResult> {\n    async fn merge_in_progress(git_root: &Path) -> Result<bool> {\n        Ok(\n            git_cli_raw(git_root, &[\"rev-parse\", \"-q\", \"--verify\", \"MERGE_HEAD\"])\n                .await?\n                .0,\n        )\n    }\n    if abort {\n        let (_ok, out) = git_cli_raw_mut(git_root, &[\"merge\", \"--abort\"]).await?;\n        anyhow::ensure!(\n            !merge_in_progress(git_root).await?,\n            \"merge --abort failed: {out}\"\n        );\n        return Ok(GitSyncBaseResult {\n            outcome: GitSyncBaseOutcome::Aborted,\n        });\n    }\n    ensure_on_branch(git_root, expected_branch).await?;\n    anyhow::ensure!(\n        !merge_in_progress(git_root).await?,\n        \"a merge is already in progress; resolve it or call again with abort\"\n    );\n    let dirty = git_cli(git_root, &[\"status\", \"--porcelain\"]).await?;\n    anyhow::ensure!(\n        dirty.is_empty(),\n        \"working tree is not clean; commit or discard changes before syncing the base\"\n    );\n    let base = base_ref.unwrap_or(\"HEAD\");","sourceCodeStart":3009,"sourceCodeEnd":3045,"githubUrl":"https://github.com/xai-org/grok-build/blob/bc7f02eddd3d84085849dc19ed216f11c23b0571/crates/codegen/xai-grok-workspace/src/session/git.rs#L3009-L3045","documentation":"When sync-base is called with `abort`, the code runs `git merge --abort`, then re-checks `merge_in_progress`. If the repository still reports an in-progress merge, the abort did not take effect (or left stale state) and this error is raised with git's output.","triggerScenarios":"Calling sync-base with abort while `git merge --abort` fails or leaves MERGE_HEAD in place — e.g. conflicted state managed by another process, permission issues, or an unmerged-index state that git refuses to abort cleanly.","commonSituations":"Concurrent processes (editor, another agent) touching the index during abort; stale MERGE_HEAD after a crashed merge; filesystem permission problems on `.git`.","solutions":["Inspect git's output in `{out}` for the abort failure reason","Run `git merge --abort` manually and resolve reported blockers","If state is stale, remove `MERGE_HEAD`/`MERGE_MSG` only after confirming no merge is truly in progress (`git status`)","Ensure no other process is holding the index (close editors/agents, check lock files like `.git/index.lock`)"],"exampleFix":"// before\n// merge state left after crash\nsync_base(&git_root, req_with_abort) // fails\n// after\n// terminal: git merge --abort && git status  # confirm clean, then retry\nsync_base(&git_root, req_with_abort)","handlingStrategy":"try-catch","validationCode":"if Path::new(git_root.join(\".git/MERGE_HEAD\")).exists() {\n    let out = Command::new(\"git\").args([\"merge\",\"--abort\"]).current_dir(git_root).output()?;\n    eprintln!(\"abort output: {}\", String::from_utf8_lossy(&out.stderr));\n}","typeGuard":null,"tryCatchPattern":"match sync_base(...).await {\n    Err(e) if e.to_string().contains(\"merge --abort failed\") => {\n        // inspect git output in message; resolve blockers manually, then retry\n    }\n    r => r?,\n}","preventionTips":["Ensure no other process mutates the index during sync operations","Clean up crashed merges (MERGE_HEAD) before retrying","Check .git/index.lock and stale merge state files"],"tags":["git","merge-conflict","state"],"backgroundTag":"merge-abort-failed","analyzedSha":"bc7f02eddd3d84085849dc19ed216f11c23b0571","analyzedAt":"2026-08-31T04:59:42.031Z","schemaVersion":2},"datasetVersion":"2026-08-31T09:17:48.483Z"}