Claude
046ce0be65
ENGINE step 4 Phase 1, Tasks 5b-5d, and the edge cases (Captain Bob, 2026-11-13: "Build it to proper spec"; "Check for the edge cases"; "Yes, add it to v4-checks"). - v4/system/mesh.c, v4/include/v4/mesh.h: the nucleus assembled by the ROM and given to Hera as F18 cells; Hera born empty at place 0, the kernel on port 0, the console on port 1; told she is 10, in the registry, the kernel's words, FORTH-79, sealed, POST, the kernel's capsules. NODE-BORN / NODE-KILL in the owner's room. - No scheduler: v4_mesh_tell returns once the node told says how its text ended, and v4_mesh_step / v4_mesh_busy let the host step the fabric while it waits, so nodes run between lines as during them. A text left "waiting" is owed its end: the next line ends it "Interrupted" and is then run (MESH.md 7b.6). - kernel: sk_v4.c boots through the mesh; its idle steps the fabric while a node can run, and halts only when none can (#151 kept). stadium_return_quota and stadium_ops_forget on a kill. - Tests: v4/tests/test_mesh_boot.c (32 checks: the boot, births, kills, rebirth, a live number, a fault, no such node, Hera not killing herself, no room, a line too long, a node running for ever, a wait broken by the next line), run by `make -C v4 test` and under ASan+UBSan by `sanitize` (v4-checks); kernel/tests quota return; scripts/qemu_session.py births() and the edges on bare metal. - Docs: ENGINE.md 6 "who runs next" struck (settled: no scheduler); the Phase 1 plan; FABRIC-3 XLVIII.23; .claude/memory/rules.md: alpha.5 closed to new work. - Evidence: v4-checks 80 programs under the sanitizers, 0 failures; the hosted builds alike; two stopped v4-checks runs labelled STOPPED; three development amd64 boots labelled. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_017RzZgrf7V7Zk2iczBXDRbm
143 lines
10 KiB
Markdown
143 lines
10 KiB
Markdown
# How to work in this repo
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## READ FIRST — rules I have broken in front of Captain Bob (2026-11-11)
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1. **NEVER run an acceptance test in the background. EVER.** (Bob: "You are NOT to run acceptance tests in
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background EVER!") No `run_in_background`, no `&`, no detached loop, no "it might outlast the tool timeout".
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One stage per foreground command, read its result, then the next. I broke this twice on 2026-11-11.
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2. **Before doing anything, check it against CLAUDE.md, not just before the session.** Having read a rule is
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not following it. I had summarised the foreground rule to Bob and broke it anyway.
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3. Every log and every CSV is evidence and is committed — passing, failing, stopped.
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4. Never create a branch, never stash, never fix unasked, never push without Bob saying push.
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5. **When something comes up -- a missing tool, a surprise, anything not in the plan -- STOP AND ASK
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before acting.** (Bob, 2026-11-12: "you are supposed to stop and ask when something comes up ... What
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if I had missed that message?") I installed qemu-user unasked when hosted-check could not find
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qemu-aarch64, and only said so afterwards, in a summary. Telling him after is not asking him first.
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6. **Every foreground boot command is wrapped in `timeout 570`.** A boot that hangs past the tool's
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10-minute limit is moved to the background by the tool -- an acceptance run in the background,
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against rule 1. It happened 2026-11-13 (a v4 boot that stopped after POST); QEMU was stopped at
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once with SIGTERM. `timeout` ends it in the foreground instead.
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Source of authority: `.claude/CLAUDE.md` (wins), then the FABRIC record (`docs/fabric/`, FABRIC-3 living),
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then `docs/v4.0.0/`, `docs/reference/ROADMAP.md`, `boards/BRINGUP.md`. Code wins over all documents.
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## The Captain Bob method (the user may call it "Bulldozer"; that word is not in the tree)
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- Owner: Robert A. James, "Captain Bob". Neither agile nor waterfall. One gate: the acceptance protocol.
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What a developer runs by hand, what a PR into `master` runs, and what the nightly runs are the same thing
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(`scripts/nightly.sh` stages).
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- Subversion-like: commit and push straight to the working branch (`StarForth-v4.0.0`). No side branches.
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- NEVER create a branch without explicit permission (every time, not once per session).
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- NEVER stash without explicit permission. Dirty tree: report and wait.
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- NEVER apply a fix that was not explicitly requested. Find a bug: report it.
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- `master` only through a PR that passed acceptance. Never push to it, never merge around the gate.
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- After any out-of-branch work: return to the working branch, fetch + pull.
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- Always start clean: check `git status` and the branch before work.
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- Announce the branch and last commit as the first line after a session resumes.
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- When told to stop, stop at once. No "one more change".
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- Show the plan and wait for yes before destructive operations.
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- Do not over-engineer. Compose in FORTH first; new C words only for hardware, atomics, freestanding ops.
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- Tags are sacred: each has logs proving its state. `git show <tag>` is the oracle.
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- Never delete docs without Bob's confirmation; `git mv`, never `mv`; legal/patent dirs are on hold: ask first.
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- Never rename Bob's terms (James Law, SSM, Uberkernel, Hades, Jacquard Selector).
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- `logs/` are committed audit artifacts. Never delete them.
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## Acceptance (the only test)
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In this order, one QEMU at a time, foreground, always `clean` first:
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make -f kernel/Makefile ARCH=amd64 clean qemu
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make -f kernel/Makefile ARCH=aarch64 clean qemu
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make -f kernel/Makefile ARCH=riscv64 clean qemu
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make -f kernel/Makefile ARCH=amd64 clean qemu-stick-high
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make -C v4 test-32
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Pass = each boots to `[zuse@Hera] ok> `, `PARITY:V4_POST tests=N pass=N fail=0`, `POST: PASSED`,
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`PARITY:V4_SYSTEM ... dict_hash=` equal on all three; stick-high the same; test-32 `0 failures`.
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v3 is not part of acceptance. There is no `make test`. Hosted `make` is compile sanity only.
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`git checkout -- disk/zuse-scratch` before each architecture.
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## FORTH / capsule rules
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- BIRTH, RUN, USE are C primitives. FIND is non-standard on purpose. Never modify a registered, tested word.
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- ACL policy lives in `capsules/ACL.4th`; only kernel-only words (BIRTH, CAPSULE-BIRTH) are pinned in C.
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- Read `experiments/bare_metal/README.md` before touching any `.4th`. Block ranges: 2048–2099 init.4th,
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2100–2199 doe.4th, 3000–3999 workloads, 4000+ user capsules. Format: ≤64 chars × ≤16 lines per block,
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block ≥ 2048. Check with `mkcapsule --lint capsules/`.
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- `INPUT_BUFFER_SIZE` must be 1025.
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- Capsule wiring belongs in `sk_vm_bootstrap.c`, not `kernel_main.c`.
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## What I got wrong in the first session (2026-11-11) — do not repeat
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- Did not read `.claude/CLAUDE.md` before acting.
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- Created and deleted a branch (`claude/test-push`) on the remote for a "test push". Branch creation needs
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explicit permission; a test push should have been discussed first.
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- Tried to merge PR 164 into `master` through the API. Master is reached only by the acceptance gate.
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- Judged issues "done / not done" with my own greps instead of the acceptance protocol and the issue's
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own "Done when" list.
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- Pushed commit `06f1d41a` (LFS renormalise of 146 logs) to the working branch. That one was requested
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("Repair the LFS problem"), but note #152: while a PR is open, commit locally and push once.
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## Session environment facts
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- Remote: `https://gitea.starshipos-f18.org/rajames/LithosAnanke.git`. Gitea's ROOT_URL says `.com`.
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- Pushing from a cloud session needs the proxy-injected credential:
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`git -c credential.helper='!f(){ echo username=proxy; echo password=proxy-injected; }; f' push ...`
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- Gitea API writes (merge, milestones, comments) are blocked by the session's safety classifier.
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- 3,944 LFS pointers (mostly `docs/working/` PDFs and data, from the 2026-08-01 initial commit) have no
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object on the server (404). `GIT_LFS_SKIP_SMUDGE=1` avoids the noise.
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## More rules found in the record (FABRIC-0/2/3/3.5/3.6)
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- No stubs or TODOs, ever ("I've never allowed stubs before"). Each increment a complete, real slice.
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- Never stub, simulate or develop outside functional, as-intended code ("Piecemeal is how errors and intent
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get hidden").
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- Name, BEFORE running, the observation that proves a step worked; a green boot is weak evidence.
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- Capture a three-ISA baseline before changing anything.
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- dict_hash changing is expected; diverging across ISAs is the stop condition.
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- Never establish capsule reachability by grep alone; DoE/experiment capsules are live by default.
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- Strip dead code first, in its own commit and boot, then code.
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- FORTH addresses in C words go through `vm_ptr()`/`VM_ADDR()`.
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- Use `ucell_t`/`cell_t`, never bare `long`, for cell arithmetic (32-bit `long` on the aarch64 target).
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- New console/log lines ≤ 63 chars; interactive replies to console, the rest through `log_message()`.
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- Never assume a running qemu is an orphan; one QEMU at a time; stop with SIGTERM to qemu itself.
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- Read the whole of v3's code before telling Bob what v3 does (rulings have been made on false readings).
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- Record corrections in place, dated, struck not deleted.
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## Learned 2026-11-11 (later the same day)
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- **Acceptance runs in the FOREGROUND, one stage per command, check each result before the next.** I first ran
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the stages with run_in_background and had to stop that run (its log, 20261111-170544, is kept). A stage takes
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~2 min here (amd64 build+boot), well inside the 10-minute foreground limit. Use `scripts/nightly.sh accept
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<amd64|aarch64|riscv64|stick-high>` then `scripts/nightly.sh test-32` -- the same stages the PR gate runs.
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- **Every log and every CSV is evidence and is committed** (Bob: "We track all logs and all CSV's always as
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evidence") -- passing, failing, stopped runs alike. Commit them together after the run, not mid-run.
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- Empty DoE CSVs (0 bytes) are normal for v4 acceptance boots and are stored as empty files, not LFS pointers.
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- Toolchain for acceptance: `make ARCH=amd64,aarch64,riscv64 init INIT_DOCS=0 INIT_PROOFS=0` (the repo's own).
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- Clean tree: since 90c5c140 a build changes no tracked file (version.h untracked; BLOCK_MAP.md has no
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timestamp). A *signed* build still rewrites BLOCK_MAP.md's Signed column -- open, Bob's call.
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## The developer protocol (#135, built 2026-11-12)
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- `scripts/nightly.sh protocol <stage>` one stage per foreground command (accept-amd64 begins it), then
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`protocol-report` -> logs/<TS>/PROTOCOL.md; commit logs/ + experiments/bare_metal/runs/; the PR's gate runs
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`scripts/check_protocol.sh` on the head first.
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- **Strict, ruled** (Bob 2026-11-12: "Keep it strict"): ANY change outside logs/ and the DoE CSVs after the run --
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documents and notes included -- makes the evidence stale and needs a full protocol rerun. So batch docs/notes
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commits and push them with the next protocol, not one by one. Hold commits that would stale an open PR.
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- The docs stage takes ~30 min here (the API reference); it outlasts the foreground limit and the tool
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moves it to the background (not an acceptance boot; no QEMU). Proofs need the HOL-Library heap
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(ci/runner-image's URL, checksum in its Dockerfile).
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## Releasing (Captain Bob, 2026-11-12)
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Order for alpha.5 and after: the protocol on everything -> push (on his word) -> merge the PR through the gate ->
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move what is left to the next milestone -> the release commit (version, CHANGELOG, README together, as
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93828e0e did for alpha.4) -> **the documentation review, the very last thing before the tag**: README.md,
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CHANGELOG.md, .claude/CLAUDE.md, docs/README.md, docs/INDEX.md, FABRIC-3, boards/BRINGUP.md, the plans --
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every claim, count and issue reference checked against the tree and the tracker as they then are, shown to
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him -> the tag, on his word.
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- The gate refuses unsigned builds (#174); a protocol run here is unsigned -- the gate's signing is CI's.
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- POST's floor is v4/system/POST_FLOOR (#173): raise it when POST grows; never lower it without him.
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- Kernel host tests: make -C kernel/tests test (docs/v4.0.0/plans/2026-11-12-kernel-host-tests.md).
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- **alpha.5 is closed to new work** (Captain Bob, 2026-11-13: "Don't let me add anything else to this
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milestone."). What it holds now is all it gets: #189 (the blocker), #191, #192, #193 and what was already in it.
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If he proposes another item for alpha.5, remind him of this ruling and offer the next milestone; only his
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explicit word that he is overriding it reopens it.
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