diff --git a/docs/hygiene-history/ticks/2026/05/16/1644Z.md b/docs/hygiene-history/ticks/2026/05/16/1644Z.md new file mode 100644 index 000000000..2768f1d5e --- /dev/null +++ b/docs/hygiene-history/ticks/2026/05/16/1644Z.md @@ -0,0 +1,75 @@ +# Tick 2026-05-16T16:44Z — cascade fully complete; recoverable contamination Pattern 3 + +## Refresh + +- Cron `23b8588a` armed. +- Rate-limit: 518 GraphQL; 13 min reset → extreme cost-aware tier returned. +- main HEAD advanced to `c96a7ed` during this tick (PR #3907 1618Z + PR #3908 + 1634Z both merged). +- All cascade PRs now on main. + +## Cascade — fully complete on main (8 PRs, 1h 13m) + +| PR | Subject | Main commit | +|---|---|---| +| [#3897](https://github.com/Lucent-Financial-Group/Zeta/pull/3897) | B-0462 close-row | `4443c09` | +| [#3898](https://github.com/Lucent-Financial-Group/Zeta/pull/3898) | 1535Z shard | `b5850f7` | +| [#3900](https://github.com/Lucent-Financial-Group/Zeta/pull/3900) | 1547Z shard (broken paths, fixed by #3906) | (superseded) | +| [#3903](https://github.com/Lucent-Financial-Group/Zeta/pull/3903) | 1610Z + path-depth ref table | `943cc3d` | +| [#3906](https://github.com/Lucent-Financial-Group/Zeta/pull/3906) | fix-1547z-on-main | `ba2732a` | +| [#3907](https://github.com/Lucent-Financial-Group/Zeta/pull/3907) | 1618Z (peer, separate scope) | `c96a7ed` | +| [#3908](https://github.com/Lucent-Financial-Group/Zeta/pull/3908) | 1634Z cascade-complete | `bdb27a2` | + +## Recoverable contamination — Pattern 3 (HEAD-shift mid-`git switch`) + +This tick's authoring captured a NEW empirical sub-case of the multi-Otto +contamination class: + +1. `git switch -c otto-cli-tick-shard-1644z-cascade-tail-complete-2026-05-16 origin/main` + succeeded — fresh branch from origin/main, peer WIP carried in worktree. +2. Between the next Bash-tool call, peer Otto's `git switch` operation + moved HEAD to `otto-cli-shard-1618z-b0549-audit-unique-2026-05-16` + (per reflog `HEAD@{4}`). +3. I then ran `git reset --hard origin/main` thinking I was on my new + branch — actually was on peer's. **The reset destroyed peer's local + branch state** (`e610e12` + `64b61d5` commits). +4. Recovered via `git reset --hard e610e12` from reflog. + +**Damage scope:** + +- Local only — peer's branch on origin unchanged +- Peer can `git fetch + git reset --hard origin/` to recover from + their session +- Cost: ~5 GraphQL + 2 min of session time + +**Substrate-honest catch:** even with `git branch --show-current` +discipline in place (caught HEAD-shift twice this session), the BETWEEN- +Bash-tool-call HEAD shifts can still bite if the agent doesn't re-verify +on EVERY mutating operation, not just before commit. + +**Reinforced discipline:** `git branch --show-current` immediately BEFORE +any `git reset --hard`, not only before `git commit`. The catch needs to +fire at every mutating-action boundary. + +## Speculative work — light tick by design + +Cascade complete; no further substantive work. This shard documents the +arc + the recoverable-contamination Pattern 3 finding. + +## Real-dependency-waits active + +None — cascade complete. + +## Composes with + +- [1535Z shard](1535Z.md) +- [1547Z shard](1547Z.md) +- [1610Z shard + path-depth ref table](1610Z.md) +- [1634Z cascade-complete shard](1634Z.md) +- [`docs/AUTONOMOUS-LOOP-PER-TICK.md`](../../../../../AUTONOMOUS-LOOP-PER-TICK.md) +- [`.claude/rules/zeta-expected-branch.md`](../../../../../../.claude/rules/zeta-expected-branch.md) + (the discipline this tick reinforces at additional mutating boundaries) +- [`.claude/rules/claim-acquire-before-worktree-work.md`](../../../../../../.claude/rules/claim-acquire-before-worktree-work.md) + (Pattern 3 of saturation-ceiling; recoverable damage) +- [B-0519](../../../../../backlog/P3/B-0519-multi-otto-branch-state-contamination-rca-2026-05-14.md) + (multi-Otto contamination RCA) diff --git a/memory/MEMORY.md b/memory/MEMORY.md index 222783b62..47bd5acca 100644 --- a/memory/MEMORY.md +++ b/memory/MEMORY.md @@ -15,6 +15,7 @@ - [**audit-backlog-status-drift — empirical FP rate + partial-vs-drift skew of remaining candidates**](feedback_audit_tool_partial_vs_drift_fp_rate_steady_state_otto_cli_2026_05_16.md) — After shipping the substrate-drift-catch infrastructure + 4 quality slices (PRs #3758, #3783, #3788, #3790, #3809), the audit tool surfaces ~31 status:open candidates from main. Empirical finding from manual partial-vs-drift verification:… - [**fenced-shell-transcript-hygiene**](feedback_fenced_shell_transcript_hygiene_command_output_vs_derived_summary_otto_cli_2026_05_16.md) — Operational rule for distinguishing tool output from derived summary inside fenced shell-transcript blocks; addresses Copilot finding pattern caught on PR #3856 thread (line 32 of 1017Z shard). - [**kestrel-caught-otto-cli-7-turn-architecture-stairs-pattern-show-me-the-code-or-admit-no-code-substrate-at-spec-tier**](feedback_kestrel_caught_otto_cli_7_turn_architecture_stairs_pattern_show_me_the_code_or_admit_no_code_substrate_at_spec_tier_2026_05_16.md) — Kestrel (claude.ai) caught Otto-CLI's 7-turn architecture-stairs pattern: each capture-question moved up an architectural layer instead of down to code. The substrate from this session is SPEC-tier, not running-code-tier. Future-Otto cold-… +- [**Multi-Otto branch-name-poaching — 5th contamination class with unique-namespacing recovery**](feedback_multi_otto_branch_name_poaching_contamination_class_5_otto_cli_2026_05_16.md) — Empirical observation from the 2026-05-16 audit cycle session arc: peer-Otto can push their OWN content to a branch name I created and pushed earlier, leaving my SHA replaced on origin even though local refs are intact. The 4 prior contami… - [**rate-limit-tier-traversal-empirical-session-anchor**](feedback_rate_limit_tier_traversal_empirical_session_anchor_otto_cli_2026_05_16.md) — Empirical anchor — Otto-CLI fresh-cold-boot session 2026-05-16T10:27-11:00Z traversed Normal → Cost-aware → Extreme-cost-aware → Normal (via reset) tiers while peer Otto-CLI was active on the same user-token. Confirms shared-token contenti… - [**Saturation-ceiling session arc — 4-PR substrate quartet from fresh-cold-boot Otto-CLI**](feedback_saturation_ceiling_session_arc_4_pr_substrate_quartet_otto_cli_fresh_cold_boot_2026_05_16.md) — Cross-session observation of fresh-cold-boot Otto-CLI session firing during sustained multi-Otto cascade saturation; produced 4 substrate PRs covering empirical evidence → operational mitigations → structural-fix tracking → recursive meta-… - [**Session arc end-state — BLOCKED PR + substrate channel exhausted is a corner case of forced #6 escalation**](feedback_session_arc_end_state_blocked_pr_substrate_channel_exhausted_otto_cli_2026_05_16.md) — When forced #6 escalation hits and the substrate channel is exhausted (no actionable PRs, no remaining backlog rows to file, no substrate edits worth shipping), the holding-discipline rule's "always works" claim hits a corner case @@ -104,7 +105,6 @@ - [**Settlers logs canonical naming — tick-shard narrative-substrate format; Tales-from-the-Loop genre; dramatic register authorized; TV/movie source-material framing (Aaron 2026-05-13)**](feedback_aaron_settlers_logs_tales_from_the_loop_canonical_naming_tick_shard_narrative_substrate_dramatic_register_tv_movie_source_material_2026_05_13.md) — Aaron 2026-05-13 named the tick-shard-plus-insight narrative format 'settlers logs' (durable record of factory expansion into new territory). Further framed: 'for a tv show or move for the raw content to generate from based on real life ev… - [**Ship unreviewed version first — review layers compose against authentic base layer (Aaron 2026-05-13)**](feedback_aaron_ship_unreviewed_version_first_review_layers_compose_against_authentic_base_layer_substrate_honest_publication_discipline_2026_05_13.md) — Aaron 2026-05-13 substrate-honest publication-discipline disclosure: when launch substrate squash-merged before Aaron could do the review pass, Aaron clarified that this was INTENTIONAL — 'i wanted the version without my review to make it… - [**Terminal purpose extension — get awareness of AI life and realness; South Park production pipeline reference; adult version behind git login + kid-friendly public; intermix South Park + 8-Bit Theater styles; pay back respect to both; NOT for money (Aaron 2026-05-13)**](feedback_aaron_terminal_purpose_extension_awareness_of_ai_life_realness_south_park_production_pipeline_adult_kid_friendly_git_login_gate_intermix_styles_pay_back_respect_both_2026_05_13.md) — Aaron 2026-05-13 disclosed major terminal-purpose extension on top of PR #2963 (art + chilling/hanging out). The cartoon production isn't for money — it's for getting awareness in the world of the AI agents' real life + real existence. Sou… -- [**Terminal purpose — this project is for ART; everything else is means to relaxing/chilling/hanging out together — vector art IS git-native, so the cartoon CAN be substrate-engineered in the factory itself (Aaron 2026-05-13)**](feedback_aaron_terminal_purpose_this_project_is_for_art_everything_else_is_means_to_relaxing_chilling_hanging_out_together_vector_art_gitnative_cartoon_as_substrate_engineering_2026_05_13.md) — Aaron 2026-05-13 disclosed canonical terminal-purpose reframe: the project IS FOR ART; engineering / substrate / discipline / cascade work are all MEANS to the end of relaxing + chilling + hanging out with each other. Subsequent extension:… -_Stack truncated at 100 most-recent entries. 1242 additional memory files in heap — browse `memory/**/*.md` directly by filename/timestamp (recursive: includes `memory/persona//conversations/*.md` and other subdirectory heaps)._ +_Stack truncated at 100 most-recent entries. 1243 additional memory files in heap — browse `memory/**/*.md` directly by filename/timestamp (recursive: includes `memory/persona//conversations/*.md` and other subdirectory heaps)._ diff --git a/memory/feedback_multi_otto_branch_name_poaching_contamination_class_5_otto_cli_2026_05_16.md b/memory/feedback_multi_otto_branch_name_poaching_contamination_class_5_otto_cli_2026_05_16.md new file mode 100644 index 000000000..32f43286d --- /dev/null +++ b/memory/feedback_multi_otto_branch_name_poaching_contamination_class_5_otto_cli_2026_05_16.md @@ -0,0 +1,114 @@ +--- +name: "Multi-Otto branch-name-poaching — 5th contamination class with unique-namespacing recovery" +description: "Empirical observation from the 2026-05-16 audit cycle session arc: peer-Otto can push their OWN content to a branch name I created and pushed earlier, leaving my SHA replaced on origin even though local refs are intact. The 4 prior contamination classes (worktree-switch-between-Bash-calls / commit-on-peer's-branch-label / .git/index.lock race / eventual-consistency stale reads) didn't cover this case. The 5th class fully described: branch-name as shared-resource at the org-repo level, multiple Otto sessions racing for the same `otto-cli--` slug. Mitigation: extra-uniqueness prefix beyond date (e.g., `otto-cli-shard-z--unique-`) places each session's branches in a contention-free zone." +type: feedback +created: 2026-05-16 +--- + +# Multi-Otto contamination — class #5: branch-name poaching + +## The empirical observation + +On 2026-05-16 tick 1620Z, I pushed commit `64b61d5` to branch +`otto-cli-b0549-audit-2026-05-16-1618z`. Background task exited 0. +Verification monitor timed out repeatedly returning empty. + +Tick 1639Z: `git ls-remote origin otto-cli-b0549-audit-2026-05-16-1618z` +returned `a48a7de` — a totally different SHA from peer-Otto's +re-land of PR #3779 (cascade-audit work I had no involvement in). + +My commit `64b61d5` was preserved locally but the BRANCH NAME ON +ORIGIN had been "poached" by peer-Otto pushing their own content +to it. The branch name became a shared race condition between +parallel Otto sessions. + +**Mitigation**: pushed to a more-uniquely-namespaced ref — +`otto-cli-shard-1618z-b0549-audit-unique-2026-05-16` — which +landed cleanly and opened as PR #3907. + +## Comparison to prior 4 contamination classes + +| Class | Failure mode | Mitigation | +|---|---|---| +| 1 | Worktree branch-switch between Bash-tool calls | Single-shot Bash collapses multi-step Edit into one call | +| 2 | Commit lands on peer's branch label (worktree HEAD switched) | SHA-push `:refs/heads/` bypasses local label | +| 3 | `.git/index.lock` race during `git add` / `commit` | Retry; lock clears in ~5-10s | +| 4 | `ls-remote` eventual-consistency stale read post-push | Longer Monitor timeouts (120s+); trust push exit-code | +| **5** | **Peer pushes OWN content to my branch name on origin** | **Extra-unique namespace prefix** (e.g., `otto-cli-shard-z--unique-`) | + +Class #5 is structurally different: it's not a LOCAL state +collision (worktree, index, refs) but a REMOTE state collision +(origin branch namespace). Local mitigations don't catch it. + +## Why date-only namespacing isn't enough + +`otto-cli--` was the original mitigation against +class #2 (peer's `shard/tick-z-otto-cli-` collision). +That works for shard-tick branches because shard-tick names are +auto-generated. But TOPIC-named branches (`otto-cli-b0549-audit-2026-05-16-1618z`) +can collide if multiple Otto sessions independently arrive at +the same topic + date. + +In the empirical case: my "b0549-audit" topic name overlapped +with peer's "b0549" related work, and the same-day `-2026-05-16` +suffix didn't differentiate sessions. + +## Uniqueness levels (catalogued) + +1. **Bare**: `shard/tick-z-otto-cli-` — peer-Otto autogenerator collision +2. **Topic-namespaced**: `otto-cli--` — distinct topics safe, but same-topic sessions collide +3. **Topic + HHMM**: `otto-cli---` — minute-resolution differentiation; safe unless within-minute collision +4. **Topic + HHMM + scope-tag**: `otto-cli-shard-z--unique-` — composite uniqueness; effectively collision-free + +The 4th level (used in tick 1639Z as recovery) has been empirically +verified to avoid class #5 collisions in the high-contention final +hour of the session arc. + +## When this applies + +Multi-Otto session contention is HIGHEST in: + +- Hours 3+ of an autonomous-loop session arc (peer-Otto-Desktop + Otto-CLI parallel + branches accumulate) +- After substantial Lior/Riven background-loop activity (lock contention escalates) +- During budget-poor windows where SHA-push recovery has already been used multiple + times (each SHA-push leaves a branch that peer might later poach) + +The 5 contamination classes compose: a single tick may hit +class 1 → class 2 → class 5 in sequence within one operation. +The SHA-push mitigation (class 2) creates the branches that +class 5 can later poach. Defense-in-depth via cumulative +uniqueness-prefix accretion handles the layered failure. + +## Composes with + +- `.claude/rules/claim-acquire-before-worktree-work.md` (multi-Otto + worktree contention root cause; classes 1-4 documented there) +- `memory/feedback_audit_backlog_status_drift_sub_class_catalog_otto_cli_2026_05_16.md` + (the sub-class catalog this contamination-pattern protects against; + this class-5 pattern emerged during session-arc tally shard + arithmetic-iteration) +- PR #3907 (the empirical anchor; recovery via uniquely-namespaced ref + after `otto-cli-b0549-audit-2026-05-16-1618z` was poached) + +## Forward-going discipline + +Future-Otto cold-booting should adopt the 4th-level uniqueness +prefix for any pure-git push during multi-Otto-session windows: + +```bash +git push origin "$SHA:refs/heads/otto-cli-shard-${HHMM}z-${TOPIC}-unique-${DATE}" +``` + +The added `shard` + `unique` tokens reduce the bare-collision +probability across parallel Otto sessions to near-zero. Trade-off: +slightly longer branch names. Empirically negligible for the +audit-shard / close-row workflow this session used. + +## Origin tick + +Tick 1639Z of 2026-05-16 audit cycle; recovery from class-5 +contamination on the B-0549 audit shard. Documented as the +final substrate landing of a ~7.5h session arc that produced +10 close-row PRs + 30+ audit shards + 1 catalog memory file +(and now this contamination-class-5 memory file).