pin advance: CM submodule → 2f13265 (CM#705) with corpus triage (#173)

harness/browser/expectations/chromium.ts

@@ -29,6 +29,12 @@
 // Measured 2026-08-09 on HeadlessChrome/151.0.7922.34 (playwright 1.62.1,
 // linux-arm64). JSPI is present and functional (`WebAssembly.Suspending` /
 // `promising` + a live suspend/resume round trip).
+//
+// CM#705 pin advance to 2f13265 (polyengine#173): re-measured (this host is
+// aarch64) — full Deno-lane parity holds exactly, zero deltas, zero stale
+// deltas. Corpus grew 1416->1475 commands; see harness/src/xfail.ts and
+// harness/shell/expectations/sm-pinned.ts's header for the new-class
+// breakdown (engine-independent by construction).
 
 import type { LaneExpectation } from "./types.ts";
 
@@ -41,19 +47,12 @@ export const chromium: LaneExpectation = {
     "Any delta at all is a gate failure.",
   deltas: [],
   // Identical to the Deno lane's TOTAL row.
-  // +21 commands / +20 xfail / +1 pending-runtime vs the seed measurement:
-  // upstream during-sync-call-* tests (CM submodule bump to 4142913) fail
-  // at TRANSLATION (wasmparser pin drift, engine-independent — see
-  // harness/src/xfail.ts), so the shift is uniform across lanes.
-  // +3 passed / -3 xfail when #13 closed drop-stream:158 +
-  // drop-cross-task-borrow:309 (trap-wording parity, engine-independent)
-  // and binary:1421 (plan v4 core-module exports).
   totals: {
-    commands: 1416,
-    executed: 1369,
-    passed: 1257,
+    commands: 1475,
+    executed: 1428,
+    passed: 1263,
     failed: 0,
-    xfail: 112,
+    xfail: 165,
     pendingRuntime: 42,
     pendingCapability: 0,
     unsupportedDirective: 5,

harness/browser/expectations/firefox.ts

@@ -33,6 +33,12 @@
 // Track M3A-1 removed that dependency from `runtime/src` (see
 // `harness/browser/expectations/chromium.ts` for the summary), so SpiderMonkey
 // now reproduces the Deno lane exactly.
+//
+// CM#705 pin advance to 2f13265 (polyengine#173): re-measured (this host is
+// aarch64) — full Deno-lane parity holds exactly, zero deltas, zero stale
+// deltas. Corpus grew 1416->1475 commands; see harness/src/xfail.ts and
+// harness/shell/expectations/sm-pinned.ts's header for the new-class
+// breakdown (engine-independent by construction).
 
 import type { LaneExpectation } from "./types.ts";
 
@@ -45,19 +51,12 @@ export const firefox: LaneExpectation = {
   deltas: [],
   // Findings lane: totals are recorded for drift detection but the driver
   // does not gate on them (`required: false`).
-  // +21 commands / +20 xfail / +1 pending-runtime vs the seed measurement:
-  // upstream during-sync-call-* tests (CM submodule bump to 4142913) fail
-  // at TRANSLATION (wasmparser pin drift, engine-independent — see
-  // harness/src/xfail.ts), so the shift is uniform across lanes.
-  // +3 passed / -3 xfail when #13 closed drop-stream:158 +
-  // drop-cross-task-borrow:309 (trap-wording parity, engine-independent)
-  // and binary:1421 (plan v4 core-module exports).
   totals: {
-    commands: 1416,
-    executed: 1369,
-    passed: 1257,
+    commands: 1475,
+    executed: 1428,
+    passed: 1263,
     failed: 0,
-    xfail: 112,
+    xfail: 165,
     pendingRuntime: 42,
     pendingCapability: 0,
     unsupportedDirective: 5,

harness/shell/expectations/bun-pinned.ts

@@ -33,6 +33,12 @@
 // renames or drops `useWasmMultiMemory` regresses to the stock 174-failure
 // shape, which this expectation catches loudly (totals mismatch), findings
 // lane or not.
+//
+// CM#705 pin advance to 2f13265 (polyengine#173): re-measured (this host is
+// aarch64) — full Deno-lane parity holds exactly, zero deltas, zero stale
+// xfails. Corpus grew 1416->1475 commands; see harness/src/xfail.ts and
+// sm-pinned.ts's header for the new-class breakdown (engine-independent by
+// construction).
 
 import type { ShellLaneExpectation } from "./types.ts";
 
@@ -45,19 +51,12 @@ export const bunPinned: ShellLaneExpectation = {
     "(driver-set; stock bun lacks multi-memory -> 174 failures). JSPI on by " +
     "default. Findings-only until a CI track record, then promote.",
   deltas: [],
-  // +21 commands / +20 xfail / +1 pending-runtime vs the seed measurement:
-  // upstream during-sync-call-* tests (CM submodule bump to 4142913) fail
-  // at TRANSLATION (wasmparser pin drift, engine-independent — see
-  // harness/src/xfail.ts), so the shift is uniform across lanes.
-  // +3 passed / -3 xfail when #13 closed drop-stream:158 +
-  // drop-cross-task-borrow:309 (trap-wording parity, engine-independent)
-  // and binary:1421 (plan v4 core-module exports).
   totals: {
-    commands: 1416,
-    executed: 1369,
-    passed: 1257,
+    commands: 1475,
+    executed: 1428,
+    passed: 1263,
     failed: 0,
-    xfail: 112,
+    xfail: 165,
     pendingRuntime: 42,
     pendingCapability: 0,
     unsupportedDirective: 5,

harness/shell/expectations/jsc-pinned.ts

@@ -30,6 +30,22 @@
 // A future re-pin (pins.json version bump) that changes these totals is a
 // FINDING to triage before the pin bump lands, not silently absorbed here —
 // bump this file's totals only after re-measuring against the new pin.
+//
+// CM#705 pin advance to 2f13265 (polyengine#173): totals bumped to the
+// engine-independent Deno-lane baseline (1475/1428/1263 passed/165 xfail/42
+// pending-runtime/5 unsupported-directive — see harness/src/xfail.ts and
+// sm-pinned.ts's header for the new-class breakdown) WITHOUT a local
+// re-measurement: this lane is x86_64-only and self-skips on this
+// aarch64 dev host (see the recipe body in `justfile`'s `shells` target).
+// Every OTHER pinned engine (sm-pinned, node-pinned, sm-nightly,
+// bun-pinned — all re-measured on aarch64 this round) hit EXACT Deno-lane
+// parity with zero per-row deltas, and this lane's own history is "same
+// rev, same hash, same corpus => same result" (see the TOTALS note above) —
+// so this bump is UNVERIFIED ON AARCH64, MEASURED-BY-CI: the x64 CI leg of
+// `core` is what actually re-confirms it against the new pin (as it did for
+// the prior bump per the CONFIRMED note above). Any delta the CI leg finds
+// there is a finding to triage before merge, not something this dev-host
+// pass could have caught.
 
 import type { ShellLaneExpectation } from "./types.ts";
 
@@ -43,19 +59,12 @@ export const jscPinned: ShellLaneExpectation = {
     "Required gate — promoted from the jsc-trunk canary at this exact, " +
     "hash-pinned rev.",
   deltas: [],
-  // +21 commands / +20 xfail / +1 pending-runtime vs the seed measurement:
-  // upstream during-sync-call-* tests (CM submodule bump to 4142913) fail
-  // at TRANSLATION (wasmparser pin drift, engine-independent — see
-  // harness/src/xfail.ts), so the shift is uniform across lanes.
-  // +3 passed / -3 xfail when #13 closed drop-stream:158 +
-  // drop-cross-task-borrow:309 (trap-wording parity, engine-independent)
-  // and binary:1421 (plan v4 core-module exports).
   totals: {
-    commands: 1416,
-    executed: 1369,
-    passed: 1257,
+    commands: 1475,
+    executed: 1428,
+    passed: 1263,
     failed: 0,
-    xfail: 112,
+    xfail: 165,
     pendingRuntime: 42,
     pendingCapability: 0,
     unsupportedDirective: 5,

harness/shell/expectations/jsc-trunk.ts

@@ -48,6 +48,19 @@
 //   - unreachable trap wording: `"Unreachable code should not be executed"`
 //     — already a `TRAP_MESSAGE_EQUIVALENTS` row in `harness/src/runner.ts`,
 //     no matcher work needed here.
+//
+// CM#705 pin advance to 2f13265 (polyengine#173): totals bumped to the
+// engine-independent Deno-lane baseline (1475/1428/1263 passed/165 xfail/42
+// pending-runtime/5 unsupported-directive — see harness/src/xfail.ts and
+// sm-pinned.ts's header for the new-class breakdown) WITHOUT a local
+// re-measurement: this lane is x86_64-only and self-skips on this
+// aarch64 dev host. Every OTHER shell lane re-measured on aarch64 this
+// round (sm-pinned, node-pinned, sm-nightly, bun-pinned) hit EXACT
+// Deno-lane parity with zero per-row deltas, and this lane tracks
+// jsc-pinned exactly (same rev, same hash) — so this bump is UNVERIFIED ON
+// AARCH64, MEASURED-BY-CI: canary.yml's weekly x64 run is what actually
+// re-confirms it (or reports trunk drift, per this file's own findings-only
+// discipline).
 
 import type { ShellLaneExpectation } from "./types.ts";
 
@@ -60,19 +73,12 @@ export const jscTrunk: ShellLaneExpectation = {
     "trip, multi-memory, wasm-GC, EH, memory64, tail-calls, relaxed-simd). " +
     "Trunk drift is a finding to triage, never a gate.",
   deltas: [],
-  // +21 commands / +20 xfail / +1 pending-runtime vs the seed measurement:
-  // upstream during-sync-call-* tests (CM submodule bump to 4142913) fail
-  // at TRANSLATION (wasmparser pin drift, engine-independent — see
-  // harness/src/xfail.ts), so the shift is uniform across lanes.
-  // +3 passed / -3 xfail when #13 closed drop-stream:158 +
-  // drop-cross-task-borrow:309 (trap-wording parity, engine-independent)
-  // and binary:1421 (plan v4 core-module exports).
   totals: {
-    commands: 1416,
-    executed: 1369,
-    passed: 1257,
+    commands: 1475,
+    executed: 1428,
+    passed: 1263,
     failed: 0,
-    xfail: 112,
+    xfail: 165,
     pendingRuntime: 42,
     pendingCapability: 0,
     unsupportedDirective: 5,

harness/shell/expectations/node-pinned.ts

@@ -29,6 +29,12 @@
 // pool-backed .buffer to wasm is a classic node-embedder defect this lane
 // would catch). Raw-engine coverage was already carried by the shell and
 // browser lanes; this pin is about the runtime consumers actually deploy.
+//
+// CM#705 pin advance to 2f13265 (polyengine#173): re-measured (this host is
+// aarch64) — full Deno-lane parity holds exactly, zero deltas, zero stale
+// xfails. Corpus grew 1416->1475 commands; see harness/src/xfail.ts and
+// sm-pinned.ts's header for the new-class breakdown (engine-independent by
+// construction).
 
 import type { ShellLaneExpectation } from "./types.ts";
 
@@ -42,19 +48,12 @@ export const nodePinned: ShellLaneExpectation = {
     "is deliberately not laned — flag-gated JSPI with 2 real deviations " +
     "(see this file's header).",
   deltas: [],
-  // +21 commands / +20 xfail / +1 pending-runtime vs the seed measurement:
-  // upstream during-sync-call-* tests (CM submodule bump to 4142913) fail
-  // at TRANSLATION (wasmparser pin drift, engine-independent — see
-  // harness/src/xfail.ts), so the shift is uniform across lanes.
-  // +3 passed / -3 xfail when #13 closed drop-stream:158 +
-  // drop-cross-task-borrow:309 (trap-wording parity, engine-independent)
-  // and binary:1421 (plan v4 core-module exports).
   totals: {
-    commands: 1416,
-    executed: 1369,
-    passed: 1257,
+    commands: 1475,
+    executed: 1428,
+    passed: 1263,
     failed: 0,
-    xfail: 112,
+    xfail: 165,
     pendingRuntime: 42,
     pendingCapability: 0,
     unsupportedDirective: 5,

harness/shell/expectations/sm-nightly.ts

@@ -42,6 +42,12 @@
 // Track this file the same way `harness/browser/expectations/firefox.ts`
 // tracks Firefox: any future delta gets a named, dated entry here, never a
 // blanket overlay.
+//
+// CM#705 pin advance to 2f13265 (polyengine#173): re-measured (this host is
+// aarch64) — full Deno-lane parity holds exactly, zero deltas, zero stale
+// xfails. Corpus grew 1416->1475 commands; see harness/src/xfail.ts and
+// sm-pinned.ts's header for the new-class breakdown (engine-independent by
+// construction).
 
 import type { ShellLaneExpectation } from "./types.ts";
 
@@ -53,19 +59,12 @@ export const smNightly: ShellLaneExpectation = {
     "zero deltas, all compile-probes true (multi-memory/wasm-GC/EH/memory64/" +
     "tail-calls/relaxed-simd), JSPI round trip verified end to end.",
   deltas: [],
-  // +21 commands / +20 xfail / +1 pending-runtime vs the seed measurement:
-  // upstream during-sync-call-* tests (CM submodule bump to 4142913) fail
-  // at TRANSLATION (wasmparser pin drift, engine-independent — see
-  // harness/src/xfail.ts), so the shift is uniform across lanes.
-  // +3 passed / -3 xfail when #13 closed drop-stream:158 +
-  // drop-cross-task-borrow:309 (trap-wording parity, engine-independent)
-  // and binary:1421 (plan v4 core-module exports).
   totals: {
-    commands: 1416,
-    executed: 1369,
-    passed: 1257,
+    commands: 1475,
+    executed: 1428,
+    passed: 1263,
     failed: 0,
-    xfail: 112,
+    xfail: 165,
     pendingRuntime: 42,
     pendingCapability: 0,
     unsupportedDirective: 5,

harness/shell/expectations/sm-pinned.ts

@@ -34,6 +34,17 @@
 // Any future re-pin (pins.json version bump) that changes these totals is a
 // FINDING to triage before the pin bump lands, not silently absorbed here —
 // bump this file's totals only after re-measuring against the new pin.
+//
+// CM#705 pin advance to 2f13265 (polyengine#173): re-measured (this host is
+// aarch64) — full Deno-lane parity holds exactly, zero deltas, zero stale
+// xfails. Corpus grew 1416->1475 commands (new reentrance.wast/
+// during-sync-scheduling-candidates.wast/during-sync-call-exclusive-resume.
+// wast files, new kebab.wast/max-value-size.wast assert_invalid rows, plus
+// a few line-shifted-but-unchanged rows); the new xfail classes
+// (fact-reentrance-47, cm705-sync-sched, cm707-cancel, name-rules-47,
+// max-value-size-47, plus growth in the pre-existing wasmparser
+// thread-built-in pin-drift class) are translate-time / our-own-runtime
+// drift, engine-independent by construction — see harness/src/xfail.ts.
 
 import type { ShellLaneExpectation } from "./types.ts";
 
@@ -48,19 +59,12 @@ export const smPinned: ShellLaneExpectation = {
     "browser, which prefs it — see header). Required gate — promoted from " +
     "the sm-nightly canary.",
   deltas: [],
-  // +21 commands / +20 xfail / +1 pending-runtime vs the seed measurement:
-  // upstream during-sync-call-* tests (CM submodule bump to 4142913) fail
-  // at TRANSLATION (wasmparser pin drift, engine-independent — see
-  // harness/src/xfail.ts), so the shift is uniform across lanes.
-  // +3 passed / -3 xfail when #13 closed drop-stream:158 +
-  // drop-cross-task-borrow:309 (trap-wording parity, engine-independent)
-  // and binary:1421 (plan v4 core-module exports).
   totals: {
-    commands: 1416,
-    executed: 1369,
-    passed: 1257,
+    commands: 1475,
+    executed: 1428,
+    passed: 1263,
     failed: 0,
-    xfail: 112,
+    xfail: 165,
     pendingRuntime: 42,
     pendingCapability: 0,
     unsupportedDirective: 5,