{"record":{"id":"5c636b1e3721b4f3","repo":"xai-org/grok-build","slug":"merge-of-conv-branch-into-target-branch-fa","errorCode":null,"errorMessage":"merge of '{conv_branch}' into '{target_branch}' failed: {}","messagePattern":"merge of '(.+?)' into '(.+?)' failed: (.+?)","errorType":"exception","errorClass":"anyhow::Error","httpStatus":null,"severity":"error","filePath":"crates/codegen/xai-grok-workspace/src/session/git.rs","lineNumber":3314,"sourceCode":"        });\n    }\n    let in_progress = git_cli_raw(git_root, &[\"rev-parse\", \"-q\", \"--verify\", \"MERGE_HEAD\"])\n        .await?\n        .0;\n    if in_progress {\n        let files = git_cli(git_root, &[\"diff\", \"--name-only\", \"--diff-filter=U\"])\n            .await?\n            .lines()\n            .map(str::to_owned)\n            .collect();\n        let _ = git_cli_raw(git_root, &[\"merge\", \"--abort\"]).await;\n        checkout_branch(git_root, conv_branch, false).await?;\n        return Ok(GitMergeToMainResult {\n            outcome: GitMergeToMainOutcome::Conflicts { files },\n        });\n    }\n    let _ = checkout_branch(git_root, conv_branch, false).await;\n    anyhow::bail!(\n        \"merge of '{conv_branch}' into '{target_branch}' failed: {}\",\n        scrub_git_output(&merge_out)\n    )\n}\n/// Push the merged target to origin when `push` is set, failing loudly (never\n/// forcing) so publish never records a deploy against an unpushed target.\nasync fn push_merged_target_if_requested(\n    git_root: &Path,\n    target_branch: &str,\n    push: bool,\n) -> Result<()> {\n    if !push {\n        return Ok(());\n    }\n    let (status, out) = push_classified(git_root).await?;\n    anyhow::ensure!(\n        status == PushStatus::Ok,\n        \"merge into '{target_branch}' succeeded but push failed ({status:?}): {}\",","sourceCodeStart":3296,"sourceCodeEnd":3332,"githubUrl":"https://github.com/xai-org/grok-build/blob/bc7f02eddd3d84085849dc19ed216f11c23b0571/crates/codegen/xai-grok-workspace/src/session/git.rs#L3296-L3332","documentation":"In the merge-to-main flow, when `git merge` of the session branch into the target branch fails without producing a structured Conflicts outcome, the code checks out the session branch for safety and bails with the scrubbed merge output. This covers hard merge failures rather than cleanly detected conflicts.","triggerScenarios":"Merging conv_branch into target_branch exits non-zero without the conflict-detection path triggering — e.g. merge aborted due to dirty state, refs not found, or git refusing the merge.","commonSituations":"Untracked files in target branch that the merge would overwrite; missing/renamed session branch; index.lock contention; unrelated histories.","solutions":["Read the scrubbed merge_out in the message and fix the underlying git error","Clean or commit untracked files that would be overwritten by the merge (`git clean -fd` / commit)","Verify both branches exist locally: `git rev-parse --verify <branch>`","Abort any partial merge (`git merge --abort`) and retry"],"exampleFix":"// before\nmerge_to_main(git_root, conv_branch, \"main\").await?;\n// after\ngit status --porcelain         # clean worktree first\ngit merge --abort 2>/dev/null || true\nmerge_to_main(git_root, conv_branch, \"main\").await?;","handlingStrategy":"try-catch","validationCode":"for b in [conv_branch, target_branch] {\n    let ok = std::process::Command::new(\"git\").arg(\"-C\").arg(git_root).args([\"rev-parse\",\"--verify\",b]).output()?;\n    if !ok.status.success() { anyhow::bail!(\"branch {b} missing\"); }\n}\nif !git_root.join(\".git/index.lock\").exists() { /* ok */ } else { anyhow::bail!(\"index.lock present\"); }","typeGuard":"fn merge_failed_not_conflicts(msg: &str) -> bool { msg.contains(\"into '\") && msg.contains(\"failed\") }","tryCatchPattern":"match merge_to_main(git_root, conv_branch, target).await {\n    Ok(r) => match r.outcome { Conflicts{files} => resolve(files), _ => ok() },\n    Err(e) if e.to_string().contains(\"merge of '\") => {\n        let _ = git_cli(git_root, &[\"merge\",\"--abort\"]).await;\n        Err(e.context(\"clean worktree / verify branches, then retry\"))\n    }\n    Err(e) => Err(e),\n}","preventionTips":["Keep the worktree clean before initiating merges","Ensure both branches exist locally (fetch first)","Never run concurrent git operations in the same worktree","Clear stale index.lock after abnormal terminations"],"tags":["git","merge","subprocess"],"backgroundTag":"git-merge-failed","analyzedSha":"bc7f02eddd3d84085849dc19ed216f11c23b0571","analyzedAt":"2026-08-31T04:59:42.031Z","schemaVersion":2},"datasetVersion":"2026-08-31T09:17:48.483Z"}