diff --git a/.dockerignore b/.dockerignore
index 4137355cec..f63645e591 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -10,7 +10,7 @@
 /target/
 /zerocopy/target/
 /anneal/target/
-/anneal/v2/target/
+/anneal/v1/target/
 /tools/target/
 /exocrate/target/
 /hermes/target/
diff --git a/.github/workflows/anneal-release.yml b/.github/workflows/anneal-release.yml
index a3deaadd0c..7ac6077ffd 100644
--- a/.github/workflows/anneal-release.yml
+++ b/.github/workflows/anneal-release.yml
@@ -13,7 +13,7 @@ on:
     branches:
       - main
     paths:
-      - 'anneal/Cargo.toml'
+      - 'anneal/v1/Cargo.toml'
   workflow_dispatch:
     inputs:
       version:
@@ -54,7 +54,7 @@ jobs:
         id: check
         run: |
           set -eo pipefail
-          cd anneal
+          cd anneal/v1
           
           CUR_VER=$(cargo metadata -q --format-version 1 | jq -r '.packages[] | select(.name == "cargo-anneal").version')
           
@@ -96,7 +96,7 @@ jobs:
           CARGO_REGISTRY_TOKEN: ${{ steps.auth.outputs.token }}
         run: |
           set -eo pipefail
-          cd anneal
+          cd anneal/v1
           ./tools/pre-publish.sh
           cargo publish --allow-dirty --registry crates-io
 
@@ -150,13 +150,13 @@ jobs:
 
           ./ci/release_anneal_version.sh "$VERSION"
 
-          python3 anneal/tools/check-release-pr-files.py \
+          python3 anneal/v1/tools/check-release-pr-files.py \
             --context "Release version bump" \
             --include-untracked \
-            --allowed anneal/Cargo.lock \
-            --allowed anneal/Cargo.toml \
-            --allowed anneal/README.md \
-            --required anneal/Cargo.toml
+            --allowed anneal/v1/Cargo.lock \
+            --allowed anneal/v1/Cargo.toml \
+            --allowed anneal/v1/README.md \
+            --required anneal/v1/Cargo.toml
 
           git diff --binary > anneal-release-source.patch
           if [ ! -s anneal-release-source.patch ]; then
@@ -284,33 +284,33 @@ jobs:
           set -eo pipefail
           ARCHIVE_NAME="anneal-toolchain-${TARGET}.tar.zst"
           MAX_GITHUB_RELEASE_ASSET_SIZE=2147483647
-          mkdir -p anneal/v2/target anneal/release-download-check anneal/release-metadata
+          mkdir -p anneal/target anneal/v1/release-download-check anneal/v1/release-metadata
 
-          nix build ./anneal/v2#omnibus-archive-ci --out-link "anneal/v2/target/${ARCHIVE_NAME}"
-          cp -L "anneal/v2/target/${ARCHIVE_NAME}" "anneal/${ARCHIVE_NAME}"
-          ARCHIVE_SIZE="$(python3 -c 'import os, sys; print(os.path.getsize(sys.argv[1]))' "anneal/${ARCHIVE_NAME}")"
+          nix build ./anneal#omnibus-archive-ci --out-link "anneal/target/${ARCHIVE_NAME}"
+          cp -L "anneal/target/${ARCHIVE_NAME}" "anneal/v1/${ARCHIVE_NAME}"
+          ARCHIVE_SIZE="$(python3 -c 'import os, sys; print(os.path.getsize(sys.argv[1]))' "anneal/v1/${ARCHIVE_NAME}")"
           printf 'Built %s (%s bytes)\n' "$ARCHIVE_NAME" "$ARCHIVE_SIZE"
           if [ "$ARCHIVE_SIZE" -gt "$MAX_GITHUB_RELEASE_ASSET_SIZE" ]; then
             echo "::error::${ARCHIVE_NAME} is ${ARCHIVE_SIZE} bytes, which exceeds GitHub's ${MAX_GITHUB_RELEASE_ASSET_SIZE}-byte release asset limit."
             exit 1
           fi
 
-          gh release upload "$TAG_NAME" "anneal/${ARCHIVE_NAME}" --repo "$GH_REPO" --clobber
+          gh release upload "$TAG_NAME" "anneal/v1/${ARCHIVE_NAME}" --repo "$GH_REPO" --clobber
           gh release download "$TAG_NAME" \
             --repo "$GH_REPO" \
             --pattern "$ARCHIVE_NAME" \
-            --dir anneal/release-download-check \
+            --dir anneal/v1/release-download-check \
             --clobber
-          cmp "anneal/${ARCHIVE_NAME}" "anneal/release-download-check/${ARCHIVE_NAME}"
+          cmp "anneal/v1/${ARCHIVE_NAME}" "anneal/v1/release-download-check/${ARCHIVE_NAME}"
 
           url="https://github.com/${GH_REPO}/releases/download/${TAG_NAME}/${ARCHIVE_NAME}"
-          python3 anneal/tools/collect-release-archive-metadata.py \
-            --archive "anneal/release-download-check/${ARCHIVE_NAME}" \
+          python3 anneal/v1/tools/collect-release-archive-metadata.py \
+            --archive "anneal/v1/release-download-check/${ARCHIVE_NAME}" \
             --target "$TARGET" \
             --os "$CARGO_OS" \
             --arch "$CARGO_ARCH" \
             --url "$url" \
-            --out "anneal/release-metadata/${TARGET}.json"
+            --out "anneal/v1/release-metadata/${TARGET}.json"
 
       - name: Restore AppArmor restriction
         if: always() && runner.os == 'Linux'
@@ -320,7 +320,7 @@ jobs:
         uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
         with:
           name: anneal-toolchain-metadata-${{ matrix.target }}
-          path: anneal/release-metadata/${{ matrix.target }}.json
+          path: anneal/v1/release-metadata/${{ matrix.target }}.json
           if-no-files-found: error
           retention-days: 1
 
@@ -359,7 +359,7 @@ jobs:
         uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
         with:
           pattern: anneal-toolchain-metadata-*
-          path: anneal/release-metadata
+          path: anneal/v1/release-metadata
           merge-multiple: true
 
       - name: Update Anneal archive metadata
@@ -367,22 +367,22 @@ jobs:
           TAG_NAME: ${{ needs.create-release.outputs.tag_name }}
         run: |
           set -eo pipefail
-          python3 anneal/tools/update-exocrate-metadata.py \
-            --cargo-toml anneal/Cargo.toml \
-            --metadata-dir anneal/release-metadata \
+          python3 anneal/v1/tools/update-exocrate-metadata.py \
+            --cargo-toml anneal/v1/Cargo.toml \
+            --metadata-dir anneal/v1/release-metadata \
             --expected-release-tag "$TAG_NAME" \
             --require-all
 
           rm -f anneal-release-source.patch
-          rm -rf anneal/release-metadata
+          rm -rf anneal/v1/release-metadata
 
-          python3 anneal/tools/check-release-pr-files.py \
+          python3 anneal/v1/tools/check-release-pr-files.py \
             --context "Release workflow" \
             --include-untracked \
-            --allowed anneal/Cargo.lock \
-            --allowed anneal/Cargo.toml \
-            --allowed anneal/README.md \
-            --required anneal/Cargo.toml
+            --allowed anneal/v1/Cargo.lock \
+            --allowed anneal/v1/Cargo.toml \
+            --allowed anneal/v1/README.md \
+            --required anneal/v1/Cargo.toml
 
       - name: Submit PR
         id: submit-pr-upstream
@@ -396,9 +396,9 @@ jobs:
           base: ${{ github.event.inputs.branch }}
           branch: anneal-release-${{ github.event.inputs.version }}
           add-paths: |
-            anneal/Cargo.lock
-            anneal/Cargo.toml
-            anneal/README.md
+            anneal/v1/Cargo.lock
+            anneal/v1/Cargo.toml
+            anneal/v1/README.md
           push-to-fork: google-pr-creation-bot/zerocopy
           token: ${{ secrets.GOOGLE_PR_CREATION_BOT_TOKEN }} # zizmor: ignore[secrets-outside-env]
 
@@ -414,9 +414,9 @@ jobs:
           base: ${{ github.event.inputs.branch }}
           branch: anneal-release-${{ github.event.inputs.version }}
           add-paths: |
-            anneal/Cargo.lock
-            anneal/Cargo.toml
-            anneal/README.md
+            anneal/v1/Cargo.lock
+            anneal/v1/Cargo.toml
+            anneal/v1/README.md
           token: ${{ github.token }}
 
       - name: Add labels
diff --git a/.github/workflows/anneal.yml b/.github/workflows/anneal.yml
index 479c4f586a..6b3e7ccb8a 100644
--- a/.github/workflows/anneal.yml
+++ b/.github/workflows/anneal.yml
@@ -50,33 +50,33 @@ jobs:
           set -euo pipefail
           export PYTHONDONTWRITEBYTECODE=1
           python3 -m py_compile \
-            anneal/tools/check-release-pr-files.py \
-            anneal/tools/test_exocrate_metadata_helpers.py \
-            anneal/tools/test_release_pr_files.py \
-            anneal/tools/collect-release-archive-metadata.py \
-            anneal/tools/update-exocrate-metadata.py \
-            anneal/v2/tests/test_prune_lake_cache.py \
-            anneal/v2/prune-lake-cache.py \
-            anneal/v2/rewrite-lake-vendor.py
-          python3 -m unittest discover -s anneal/tools -p 'test_*.py'
-          python3 -m unittest discover -s anneal/v2/tests -p 'test_*.py'
-          bash anneal/tools/check-release-flow-dry-run.sh
+            anneal/v1/tools/check-release-pr-files.py \
+            anneal/v1/tools/test_exocrate_metadata_helpers.py \
+            anneal/v1/tools/test_release_pr_files.py \
+            anneal/v1/tools/collect-release-archive-metadata.py \
+            anneal/v1/tools/update-exocrate-metadata.py \
+            anneal/tests/test_prune_lake_cache.py \
+            anneal/prune-lake-cache.py \
+            anneal/rewrite-lake-vendor.py
+          python3 -m unittest discover -s anneal/v1/tools -p 'test_*.py'
+          python3 -m unittest discover -s anneal/tests -p 'test_*.py'
+          bash anneal/v1/tools/check-release-flow-dry-run.sh
 
       - name: Install Nix
         uses: DeterminateSystems/determinate-nix-action@c70cb8ae92d68c66953db28a26a63db1665bc837 # v3.21.5
 
       - name: Check V2 flake evaluation
-        run: bash anneal/v2/check-flake-eval.sh
+        run: bash anneal/check-flake-eval.sh
 
   anneal_tests:
-    name: Anneal Tests
+    name: Anneal V1 Tests
     runs-on: ubuntu-latest
     needs: v2_nix_cache
     permissions:
       actions: read # Required to download the toolchain artifact.
       contents: write # Required to push benchmark data to the storage branch
     env:
-      ANNEAL_TOOLCHAIN_DIR: ${{ github.workspace }}/anneal/target/anneal-toolchain
+      ANNEAL_TOOLCHAIN_DIR: ${{ github.workspace }}/anneal/v1/target/anneal-toolchain
       __ZEROCOPY_LOCAL_DEV: 1
       RUSTFLAGS: ""
       RUSTDOCFLAGS: ""
@@ -99,16 +99,16 @@ jobs:
         uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
         with:
           name: anneal-exocrate.tar.zst
-          path: anneal/v2/target
+          path: anneal/target
 
       # Ensure `llms-full.txt` file is up-to-date.
       - name: Check doc generation
         run: cargo run -p doc_gen -- --check
-        working-directory: anneal
+        working-directory: anneal/v1
 
       - name: Install Anneal toolchain archive
-        run: cargo run setup --local-archive v2/target/anneal-exocrate.tar.zst
-        working-directory: anneal
+        run: cargo run setup --local-archive ../target/anneal-exocrate.tar.zst
+        working-directory: anneal/v1
 
       # Run unit tests separately, as they're much less likely to have bugs
       # during local development, and this makes the GitHub Actions output
@@ -116,7 +116,7 @@ jobs:
       # is due to unit or integration tests).
       - name: Run unit tests
         run: cargo test --verbose --bin cargo-anneal
-        working-directory: anneal
+        working-directory: anneal/v1
 
       # We duplicate running unit tests since they're very cheap compared to
       # integration tests, and this way it's easier to be sure that we run all
@@ -130,7 +130,7 @@ jobs:
           duration=$((end - start))
           echo "Test Time: $duration seconds"
           echo "[{\"name\": \"Test Time\", \"unit\": \"seconds\", \"value\": $duration}]" > test_time.json
-        working-directory: anneal
+        working-directory: anneal/v1
 
       - name: Combine benchmarks
         env:
@@ -141,7 +141,7 @@ jobs:
           echo "[{\"name\": \"Total CI Duration (All Steps)\", \"unit\": \"seconds\", \"value\": $total_duration}]" > total_time.json
 
           jq -n \
-            --slurpfile test anneal/test_time.json \
+            --slurpfile test anneal/v1/test_time.json \
             --slurpfile total total_time.json \
             '[
               $test[0][0],
@@ -167,14 +167,14 @@ jobs:
           github-token: ${{ secrets.GITHUB_TOKEN }}
 
   verify_examples:
-    name: Verify example (${{ matrix.example }})
+    name: Verify V1 example (${{ matrix.example }})
     runs-on: ubuntu-latest
     needs: v2_nix_cache
     permissions:
       actions: read # Required to download the toolchain artifact.
       contents: read
     env:
-      ANNEAL_TOOLCHAIN_DIR: ${{ github.workspace }}/anneal/target/anneal-toolchain
+      ANNEAL_TOOLCHAIN_DIR: ${{ github.workspace }}/anneal/v1/target/anneal-toolchain
       __ZEROCOPY_LOCAL_DEV: 1
       RUSTFLAGS: ""
       RUSTDOCFLAGS: ""
@@ -215,11 +215,11 @@ jobs:
         uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
         with:
           name: anneal-exocrate.tar.zst
-          path: anneal/v2/target
+          path: anneal/target
 
       - name: Install Anneal toolchain archive
-        run: cargo run setup --local-archive v2/target/anneal-exocrate.tar.zst
-        working-directory: anneal
+        run: cargo run setup --local-archive ../target/anneal-exocrate.tar.zst
+        working-directory: anneal/v1
 
       - name: Verify example
         env:
@@ -253,7 +253,7 @@ jobs:
               exit 1
             fi
           fi
-        working-directory: anneal
+        working-directory: anneal/v1
 
   # Build the Nix-produced toolchain archive once and fan out the exact archive
   # as a workflow artifact. This avoids forcing every downstream matrix runner
@@ -283,8 +283,8 @@ jobs:
         id: restore_anneal_main_nix_cache
         uses: actions/cache/restore@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
-          path: anneal/v2/target/nix-cache-main
-          key: anneal-v2-main-nix-cache-v2-${{ runner.os }}-${{ runner.arch }}-${{ hashFiles('anneal/v2/flake.nix', 'anneal/v2/flake.lock', 'anneal/v2/rewrite-lake-vendor.py', 'anneal/v2/prune-lake-cache.py') }}
+          path: anneal/target/nix-cache-main
+          key: anneal-v2-main-nix-cache-v2-${{ runner.os }}-${{ runner.arch }}-${{ hashFiles('anneal/flake.nix', 'anneal/flake.lock', 'anneal/rewrite-lake-vendor.py', 'anneal/prune-lake-cache.py') }}
 
       # Pull request caches are scoped by GitHub to the PR merge ref, so they
       # can speed up repeated pushes to the same PR without becoming visible to
@@ -295,8 +295,8 @@ jobs:
         if: github.event_name == 'pull_request'
         uses: actions/cache/restore@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
-          path: anneal/v2/target/nix-cache-pr
-          key: anneal-v2-pr-nix-cache-v1-${{ runner.os }}-${{ runner.arch }}-pr-${{ github.event.pull_request.number }}-${{ hashFiles('anneal/v2/flake.nix', 'anneal/v2/flake.lock', 'anneal/v2/rewrite-lake-vendor.py', 'anneal/v2/prune-lake-cache.py') }}
+          path: anneal/target/nix-cache-pr
+          key: anneal-v2-pr-nix-cache-v1-${{ runner.os }}-${{ runner.arch }}-pr-${{ github.event.pull_request.number }}-${{ hashFiles('anneal/flake.nix', 'anneal/flake.lock', 'anneal/rewrite-lake-vendor.py', 'anneal/prune-lake-cache.py') }}
 
       - name: Install Nix
         uses: DeterminateSystems/determinate-nix-action@c70cb8ae92d68c66953db28a26a63db1665bc837 # v3.21.5
@@ -336,7 +336,7 @@ jobs:
             exit 1
           fi
           nix build "${nix_args[@]}" .#omnibus-archive-layout-check --no-link
-        working-directory: anneal/v2
+        working-directory: anneal
 
       # Re-enable the AppArmor namespace restriction to restore the runner host's default security posture.
       # `if: always()` ensures this cleanup step runs even if the Nix build fails.
@@ -358,13 +358,13 @@ jobs:
           # wrapper cheap; higher levels add CPU time for negligible size wins.
           nix copy .#omnibus-archive-ci \
             --to "file://$PWD/target/nix-cache-main/?compression=zstd&compression-level=1&trusted=1"
-        working-directory: anneal/v2
+        working-directory: anneal
 
       - name: Save Anneal Nix binary cache
         if: github.event_name == 'push' && github.ref == 'refs/heads/main' && steps.restore_anneal_main_nix_cache.outputs.cache-hit != 'true'
         uses: actions/cache/save@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
-          path: anneal/v2/target/nix-cache-main
+          path: anneal/target/nix-cache-main
           key: ${{ steps.restore_anneal_main_nix_cache.outputs.cache-primary-key }}
 
       - name: Populate Anneal PR Nix binary cache
@@ -376,20 +376,20 @@ jobs:
           # archive itself uses zstd level 6; keep this wrapper at level 1.
           nix copy .#omnibus-archive-ci \
             --to "file://$PWD/target/nix-cache-pr/?compression=zstd&compression-level=1&trusted=1"
-        working-directory: anneal/v2
+        working-directory: anneal
 
       - name: Save Anneal PR Nix binary cache
         if: github.event_name == 'pull_request' && steps.restore_anneal_pr_nix_cache.outputs.cache-hit != 'true'
         uses: actions/cache/save@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
         with:
-          path: anneal/v2/target/nix-cache-pr
+          path: anneal/target/nix-cache-pr
           key: ${{ steps.restore_anneal_pr_nix_cache.outputs.cache-primary-key }}
 
       - name: Upload Anneal toolchain archive
         uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
         with:
           name: anneal-exocrate.tar.zst
-          path: anneal/v2/target/anneal-exocrate.tar.zst
+          path: anneal/target/anneal-exocrate.tar.zst
           if-no-files-found: error
           retention-days: 1
           compression-level: 0
@@ -412,10 +412,10 @@ jobs:
         uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
         with:
           name: anneal-exocrate.tar.zst
-          path: anneal/v2/target
+          path: anneal/target
 
       # FIXME: Pin this nightly to the same Rust date encoded in
-      # anneal/v2/flake.nix, or derive it from the archive metadata, so v2 CI is
+      # anneal/flake.nix, or derive it from the archive metadata, so v2 CI is
       # reproducible instead of following whatever nightly happens to be latest.
       - name: Install latest nightly Rust
         uses: dtolnay/rust-toolchain@e97e2d8cc328f1b50210efc529dca0028893a2d9 # zizmor: ignore[superfluous-actions]
@@ -424,7 +424,7 @@ jobs:
 
       - name: Run V2 tests
         run: cargo test --workspace --all-features # include, e.g., tests that assume exocrate prebuilt
-        working-directory: anneal/v2
+        working-directory: anneal
 
   # Used to signal to branch protections that all other jobs have succeeded.
   all-jobs-succeed:
diff --git a/.vscode/settings.json b/.vscode/settings.json
index ed16c0a374..37e5bf41f8 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -11,7 +11,7 @@
         "zerocopy/Cargo.toml",
         "tools/Cargo.toml",
         "anneal/Cargo.toml",
-        "anneal/v2/Cargo.toml",
+        "anneal/v1/Cargo.toml",
         "exocrate/Cargo.toml"
     ],
     // Extra cfgs added to rust-analyzer.
diff --git a/anneal/Cargo.lock b/anneal/Cargo.lock
index 04bcfa1bdb..b2001ee37e 100644
--- a/anneal/Cargo.lock
+++ b/anneal/Cargo.lock
@@ -26,16 +26,6 @@ dependencies = [
  "memchr",
 ]
 
-[[package]]
-name = "annotate-snippets"
-version = "0.11.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "710e8eae58854cdc1790fcb56cca04d712a17be849eeb81da2a724bf4bae2bc4"
-dependencies = [
- "anstyle",
- "unicode-width 0.2.2",
-]
-
 [[package]]
 name = "anstream"
 version = "1.0.0"
@@ -92,27 +82,6 @@ version = "1.0.102"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7f202df86484c868dbad7eaa557ef785d5c66295e41b460ef922eca0723b842c"
 
-[[package]]
-name = "assert_cmd"
-version = "2.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9a686bbee5efb88a82df0621b236e74d925f470e5445d3220a5648b892ec99c9"
-dependencies = [
- "anstyle",
- "bstr",
- "libc",
- "predicates",
- "predicates-core",
- "predicates-tree",
- "wait-timeout",
-]
-
-[[package]]
-name = "autocfg"
-version = "1.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c08606f8c3cbf4ce6ec8e28fb0014a2c086708fe954eaa885384a6165172e7e8"
-
 [[package]]
 name = "backtrace"
 version = "0.3.76"
@@ -143,26 +112,11 @@ version = "0.22.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "72b3254f16251a8381aa12e40e3c4d2f0199f8c6508fbecb9d91f575e0fbb8c6"
 
-[[package]]
-name = "bit-set"
-version = "0.8.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "08807e080ed7f9d5433fa9b275196cfc35414f66a0c79d864dc51a0d825231a3"
-dependencies = [
- "bit-vec",
-]
-
-[[package]]
-name = "bit-vec"
-version = "0.8.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5e764a1d40d510daf35e07be9eb06e75770908c27d411ee6c92109c9840eaaf7"
-
 [[package]]
 name = "bitflags"
-version = "2.11.0"
+version = "2.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "843867be96c8daad0d758b57df9392b6d8d271134fce549de6ce169ff98a92af"
+checksum = "c4512299f36f043ab09a583e57bceb5a5aab7a73db1805848e8fef3c9e8c78b3"
 
 [[package]]
 name = "block-buffer"
@@ -173,22 +127,11 @@ dependencies = [
  "generic-array",
 ]
 
-[[package]]
-name = "bstr"
-version = "1.12.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "63044e1ae8e69f3b5a92c736ca6269b8d12fa7efe39bf34ddb06d102cf0e2cab"
-dependencies = [
- "memchr",
- "regex-automata",
- "serde",
-]
-
 [[package]]
 name = "bumpalo"
-version = "3.20.2"
+version = "3.20.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5d20789868f4b01b2f2caec9f5c4e0213b41e3e5702a50157d699ae31ced2fcb"
+checksum = "72f5acc6cb2ba439de613abc23857ec3d78374d8ed5ac84e9d11336e87da8649"
 
 [[package]]
 name = "bytes"
@@ -207,16 +150,12 @@ dependencies = [
 
 [[package]]
 name = "cargo-anneal"
-version = "0.1.0-alpha.24"
+version = "0.1.0-alpha.22"
 dependencies = [
  "anyhow",
- "assert_cmd",
- "cargo_metadata 0.23.1",
+ "cargo_metadata",
  "clap",
  "clap-cargo",
- "console",
- "dashmap",
- "datatest-stable",
  "env_logger",
  "exocrate",
  "fs2",
@@ -224,57 +163,26 @@ dependencies = [
  "log",
  "miette",
  "pathdiff",
- "predicates",
- "proc-macro2",
- "quote",
  "rayon",
- "regex",
  "serde",
  "serde_json",
  "sha2",
- "similar",
- "strip-ansi-escapes",
- "syn",
  "tempfile",
- "thiserror 2.0.18",
- "toml",
- "ui_test",
+ "thiserror",
+ "toml_const",
  "walkdir",
 ]
 
 [[package]]
 name = "cargo-platform"
-version = "0.1.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e35af189006b9c0f00a064685c727031e3ed2d8020f7ba284d78cc2671bd36ea"
-dependencies = [
- "serde",
-]
-
-[[package]]
-name = "cargo-platform"
-version = "0.3.2"
+version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "87a0c0e6148f11f01f32650a2ea02d532b2ad4e81d8bd41e6e565b5adc5e6082"
+checksum = "dd0061da739915fae12ea00e16397555ed4371a6bb285431aab930f61b0aa4ba"
 dependencies = [
  "serde",
  "serde_core",
 ]
 
-[[package]]
-name = "cargo_metadata"
-version = "0.18.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2d886547e41f740c616ae73108f6eb70afe6d940c7bc697cb30f13daec073037"
-dependencies = [
- "camino",
- "cargo-platform 0.1.9",
- "semver",
- "serde",
- "serde_json",
- "thiserror 1.0.69",
-]
-
 [[package]]
 name = "cargo_metadata"
 version = "0.23.1"
@@ -282,18 +190,18 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ef987d17b0a113becdd19d3d0022d04d7ef41f9efe4f3fb63ac44ba61df3ade9"
 dependencies = [
  "camino",
- "cargo-platform 0.3.2",
+ "cargo-platform",
  "semver",
  "serde",
  "serde_json",
- "thiserror 2.0.18",
+ "thiserror",
 ]
 
 [[package]]
 name = "cc"
-version = "1.2.59"
+version = "1.2.62"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b7a4d3ec6524d28a329fc53654bbadc9bdd7b0431f5d65f1a56ffb28a1ee5283"
+checksum = "a1dce859f0832a7d088c4f1119888ab94ef4b5d6795d1ce05afb7fe159d79f98"
 dependencies = [
  "find-msvc-tools",
  "jobserver",
@@ -309,9 +217,9 @@ checksum = "9330f8b2ff13f34540b44e946ef35111825727b38d33286ef986142615121801"
 
 [[package]]
 name = "clap"
-version = "4.6.0"
+version = "4.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b193af5b67834b676abd72466a96c1024e6a6ad978a1f484bd90b85c94041351"
+checksum = "1ddb117e43bbf7dacf0a4190fef4d345b9bad68dfc649cb349e7d17d28428e51"
 dependencies = [
  "clap_builder",
  "clap_derive",
@@ -324,7 +232,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "936551935c8258754bb8216aec040957d261f977303754b9bf1a213518388006"
 dependencies = [
  "anstyle",
- "cargo_metadata 0.23.1",
+ "cargo_metadata",
  "clap",
  "serde",
  "serde_json",
@@ -344,9 +252,9 @@ dependencies = [
 
 [[package]]
 name = "clap_derive"
-version = "4.6.0"
+version = "4.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1110bd8a634a1ab8cb04345d8d878267d57c3cf1b38d91b71af6686408bbca6a"
+checksum = "f2ce8604710f6733aa641a2b3731eaa1e8b3d9973d5e3565da11800813f997a9"
 dependencies = [
  "heck",
  "proc-macro2",
@@ -360,54 +268,12 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c8d4a3bb8b1e0c1050499d1815f5ab16d04f0959b233085fb31653fbfc9d98f9"
 
-[[package]]
-name = "color-eyre"
-version = "0.6.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e5920befb47832a6d61ee3a3a846565cfa39b331331e68a3b1d1116630f2f26d"
-dependencies = [
- "backtrace",
- "color-spantrace",
- "eyre",
- "indenter",
- "once_cell",
- "owo-colors",
- "tracing-error",
-]
-
-[[package]]
-name = "color-spantrace"
-version = "0.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b8b88ea9df13354b55bc7234ebcce36e6ef896aca2e42a15de9e10edce01b427"
-dependencies = [
- "once_cell",
- "owo-colors",
- "tracing-core",
- "tracing-error",
-]
-
 [[package]]
 name = "colorchoice"
 version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1d07550c9036bf2ae0c684c4297d503f838287c83c53686d05370d0e139ae570"
 
-[[package]]
-name = "colored"
-version = "3.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "faf9468729b8cbcea668e36183cb69d317348c2e08e994829fb56ebfdfbaac34"
-dependencies = [
- "windows-sys 0.61.2",
-]
-
-[[package]]
-name = "comma"
-version = "1.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "55b672471b4e9f9e95499ea597ff64941a309b2cdbffcc46f2cc5e2d971fd335"
-
 [[package]]
 name = "console"
 version = "0.16.3"
@@ -438,15 +304,6 @@ dependencies = [
  "cfg-if",
 ]
 
-[[package]]
-name = "crossbeam-channel"
-version = "0.5.15"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "82b8f8f868b36967f9606790d1903570de9ceaf870a7bf9fbbd3016d636a2cb2"
-dependencies = [
- "crossbeam-utils",
-]
-
 [[package]]
 name = "crossbeam-deque"
 version = "0.8.6"
@@ -482,38 +339,6 @@ dependencies = [
  "typenum",
 ]
 
-[[package]]
-name = "dashmap"
-version = "6.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5041cc499144891f3790297212f32a74fb938e5136a14943f338ef9e0ae276cf"
-dependencies = [
- "cfg-if",
- "crossbeam-utils",
- "hashbrown 0.14.5",
- "lock_api",
- "once_cell",
- "parking_lot_core",
-]
-
-[[package]]
-name = "datatest-stable"
-version = "0.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a867d7322eb69cf3a68a5426387a25b45cb3b9c5ee41023ee6cea92e2afadd82"
-dependencies = [
- "camino",
- "fancy-regex",
- "libtest-mimic",
- "walkdir",
-]
-
-[[package]]
-name = "difflib"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6184e33543162437515c2e2b48714794e37845ec9851711914eec9d308f6ebe8"
-
 [[package]]
 name = "digest"
 version = "0.10.7"
@@ -545,19 +370,11 @@ dependencies = [
  "windows-sys 0.61.2",
 ]
 
-[[package]]
-name = "doc_gen"
-version = "0.1.0"
-dependencies = [
- "tree-sitter",
- "tree-sitter-lean4",
-]
-
 [[package]]
 name = "either"
-version = "1.15.0"
+version = "1.16.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "48c757948c5ede0e46177b7add2e67155f70e33c07fea8284df6576da70b3719"
+checksum = "91622ff5e7162018101f2fea40d6ebf4a78bbe5a49736a2020649edf9693679e"
 
 [[package]]
 name = "encode_unicode"
@@ -604,12 +421,6 @@ dependencies = [
  "windows-sys 0.61.2",
 ]
 
-[[package]]
-name = "escape8259"
-version = "0.5.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5692dd7b5a1978a5aeb0ce83b7655c58ca8efdcb79d21036ea249da95afec2c6"
-
 [[package]]
 name = "exocrate"
 version = "0.1.0"
@@ -625,42 +436,20 @@ dependencies = [
  "zstd",
 ]
 
-[[package]]
-name = "eyre"
-version = "0.6.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7cd915d99f24784cdc19fd37ef22b97e3ff0ae756c7e492e9fbfe897d61e2aec"
-dependencies = [
- "indenter",
- "once_cell",
-]
-
-[[package]]
-name = "fancy-regex"
-version = "0.14.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6e24cb5a94bcae1e5408b0effca5cd7172ea3c5755049c5f3af4cd283a165298"
-dependencies = [
- "bit-set",
- "regex-automata",
- "regex-syntax",
-]
-
 [[package]]
 name = "fastrand"
-version = "2.3.0"
+version = "2.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "37909eebbb50d72f9059c3b6d82c0463f2ff062c9e95845c43a6c9c0355411be"
+checksum = "9f1f227452a390804cdb637b74a86990f2a7d7ba4b7d5693aac9b4dd6defd8d6"
 
 [[package]]
 name = "filetime"
-version = "0.2.27"
+version = "0.2.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f98844151eee8917efc50bd9e8318cb963ae8b297431495d3f758616ea5c57db"
+checksum = "5c287a33c7f0a620c38e641e7f60827713987b3c0f26e8ddc9462cc69cf75759"
 dependencies = [
  "cfg-if",
  "libc",
- "libredox",
 ]
 
 [[package]]
@@ -679,15 +468,6 @@ dependencies = [
  "miniz_oxide",
 ]
 
-[[package]]
-name = "float-cmp"
-version = "0.10.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b09cf3155332e944990140d967ff5eceb70df778b34f77d8075db46e4704e6d8"
-dependencies = [
- "num-traits",
-]
-
 [[package]]
 name = "foldhash"
 version = "0.1.5"
@@ -704,6 +484,30 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "futures-core"
+version = "0.3.32"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7e3450815272ef58cec6d564423f6e755e25379b217b0bc688e295ba24df6b1d"
+
+[[package]]
+name = "futures-task"
+version = "0.3.32"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "037711b3d59c33004d3856fbdc83b99d4ff37a24768fa1be9ce3538a1cde4393"
+
+[[package]]
+name = "futures-util"
+version = "0.3.32"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "389ca41296e6190b48053de0321d02a77f32f8a5d2461dd38762c0593805c6d6"
+dependencies = [
+ "futures-core",
+ "futures-task",
+ "pin-project-lite",
+ "slab",
+]
+
 [[package]]
 name = "generic-array"
 version = "0.14.7"
@@ -756,12 +560,6 @@ version = "0.32.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e629b9b98ef3dd8afe6ca2bd0f89306cec16d43d907889945bc5d6687f2f13c7"
 
-[[package]]
-name = "hashbrown"
-version = "0.14.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e5274423e17b7c9fc20b6e7e208532f9b19825d82dfd615708b70edd83df41f1"
-
 [[package]]
 name = "hashbrown"
 version = "0.15.5"
@@ -773,9 +571,9 @@ dependencies = [
 
 [[package]]
 name = "hashbrown"
-version = "0.16.1"
+version = "0.17.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "841d1cc9bed7f9236f321df977030373f4a4163ae1a7dbfe1a51a2c1a51d9100"
+checksum = "ed5909b6e89a2db4456e54cd5f673791d7eca6732202bbf2a9cc504fe2f9b84a"
 
 [[package]]
 name = "heck"
@@ -785,9 +583,9 @@ checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea"
 
 [[package]]
 name = "http"
-version = "1.4.0"
+version = "1.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e3ba2a386d7f85a81f119ad7498ebe444d2e22c2af0b86b069416ace48b3311a"
+checksum = "8be7462df143984c4598a256ef469b251d7d7f9e271135073e78fc535414f3d0"
 dependencies = [
  "bytes",
  "itoa",
@@ -805,20 +603,14 @@ version = "2.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3d3067d79b975e8844ca9eb072e16b31c3c1c36928edf9c6789548c524d0d954"
 
-[[package]]
-name = "indenter"
-version = "0.3.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "964de6e86d545b246d84badc0fef527924ace5134f30641c203ef52ba83f58d5"
-
 [[package]]
 name = "indexmap"
-version = "2.13.1"
+version = "2.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "45a8a2b9cb3e0b0c1803dbb0758ffac5de2f425b23c28f518faabd9d805342ff"
+checksum = "d466e9454f08e4a911e14806c24e16fba1b4c121d1ea474396f396069cf949d9"
 dependencies = [
  "equivalent",
- "hashbrown 0.16.1",
+ "hashbrown 0.17.1",
  "serde",
  "serde_core",
 ]
@@ -857,9 +649,9 @@ checksum = "8f42a60cbdf9a97f5d2305f08a87dc4e09308d1276d28c869c684d7777685682"
 
 [[package]]
 name = "jiff"
-version = "0.2.23"
+version = "0.2.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1a3546dc96b6d42c5f24902af9e2538e82e39ad350b0c766eb3fbf2d8f3d8359"
+checksum = "392c70591e8749fe235ddaf513e6f58b26bce3dcc16524cecc8936f75afa161e"
 dependencies = [
  "jiff-static",
  "log",
@@ -870,9 +662,9 @@ dependencies = [
 
 [[package]]
 name = "jiff-static"
-version = "0.2.23"
+version = "0.2.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2a8c8b344124222efd714b73bb41f8b5120b27a7cc1c75593a6ff768d9d05aa4"
+checksum = "47b605b0c050d845fc355bb11eb3f9a8deddc218ea60c76e61aa1f2adfb2c96a"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -891,60 +683,35 @@ dependencies = [
 
 [[package]]
 name = "js-sys"
-version = "0.3.94"
+version = "0.3.99"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2e04e2ef80ce82e13552136fabeef8a5ed1f985a96805761cbb9a2c34e7664d9"
+checksum = "142bc4740e452c1e57ade0cbc129f139c9093e354346f0872ef985f4f5cf5f11"
 dependencies = [
+ "cfg-if",
+ "futures-util",
  "once_cell",
  "wasm-bindgen",
 ]
 
-[[package]]
-name = "lazy_static"
-version = "1.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bbd2bcb4c963f2ddae06a2efc7e9f3591312473c50c6685e1f298068316e66fe"
-
 [[package]]
 name = "leb128fmt"
 version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "09edd9e8b54e49e587e4f6295a7d29c3ea94d469cb40ab8ca70b288248a81db2"
 
-[[package]]
-name = "levenshtein"
-version = "1.0.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "db13adb97ab515a3691f56e4dbab09283d0b86cb45abd991d8634a9d6f501760"
-
 [[package]]
 name = "libc"
-version = "0.2.184"
+version = "0.2.186"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "48f5d2a454e16a5ea0f4ced81bd44e4cfc7bd3a507b61887c99fd3538b28e4af"
+checksum = "68ab91017fe16c622486840e4c83c9a37afeff978bd239b5293d61ece587de66"
 
 [[package]]
 name = "libredox"
-version = "0.1.15"
+version = "0.1.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7ddbf48fd451246b1f8c2610bd3b4ac0cc6e149d89832867093ab69a17194f08"
+checksum = "f02ab6bace2054fb888a3c16f990117b579d14a3088e472d63c6011fa185c9d3"
 dependencies = [
- "bitflags",
  "libc",
- "plain",
- "redox_syscall 0.7.3",
-]
-
-[[package]]
-name = "libtest-mimic"
-version = "0.8.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "14e6ba06f0ade6e504aff834d7c34298e5155c6baca353cc6a4aaff2f9fd7f33"
-dependencies = [
- "anstream",
- "anstyle",
- "clap",
- "escape8259",
 ]
 
 [[package]]
@@ -953,26 +720,17 @@ version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "32a66949e030da00e8c7d4434b251670a91556f4144941d37452769c25d58a53"
 
-[[package]]
-name = "lock_api"
-version = "0.4.14"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "224399e74b87b5f3557511d98dff8b14089b3dadafcab6bb93eab67d3aace965"
-dependencies = [
- "scopeguard",
-]
-
 [[package]]
 name = "log"
-version = "0.4.29"
+version = "0.4.30"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5e5032e24019045c762d3c0f28f5b6b8bbf38563a65908389bf7978758920897"
+checksum = "616ec5685824bcc94416c6d4a7a446eea774a31efd7062c8480ba6fd06d7a6e5"
 
 [[package]]
 name = "memchr"
-version = "2.8.0"
+version = "2.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f8ca58f447f06ed17d5fc4043ce1b10dd205e060fb3ce5b979b8ed8e59ff3f79"
+checksum = "6b947ae49db0d222b1dbc6b113ce7248a3fc3a6ca21b696717bfc000ba4484d8"
 
 [[package]]
 name = "miette"
@@ -1014,21 +772,6 @@ dependencies = [
  "simd-adler32",
 ]
 
-[[package]]
-name = "normalize-line-endings"
-version = "0.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "61807f77802ff30975e01f4f071c8ba10c022052f98b3294119f3e615d13e5be"
-
-[[package]]
-name = "num-traits"
-version = "0.2.19"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "071dfc062690e90b734c0b2273ce72ad0ffa95f0c74596bc250dcfd960262841"
-dependencies = [
- "autocfg",
-]
-
 [[package]]
 name = "object"
 version = "0.37.3"
@@ -1062,19 +805,6 @@ version = "4.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d211803b9b6b570f68772237e415a029d5a50c65d382910b879fb19d3271f94d"
 
-[[package]]
-name = "parking_lot_core"
-version = "0.9.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2621685985a2ebf1c516881c026032ac7deafcda1a2c9b7850dc81e3dfcb64c1"
-dependencies = [
- "cfg-if",
- "libc",
- "redox_syscall 0.5.18",
- "smallvec",
- "windows-link",
-]
-
 [[package]]
 name = "pathdiff"
 version = "0.2.3"
@@ -1088,75 +818,73 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9b4f627cb1b25917193a259e49bdad08f671f8d9708acfd5fe0a8c1455d87220"
 
 [[package]]
-name = "pin-project-lite"
-version = "0.2.17"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a89322df9ebe1c1578d689c92318e070967d1042b512afbe49518723f4e6d5cd"
-
-[[package]]
-name = "pkg-config"
-version = "0.3.32"
+name = "phf"
+version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7edddbd0b52d732b21ad9a5fab5c704c14cd949e5e9a1ec5929a24fded1b904c"
+checksum = "c1562dc717473dbaa4c1f85a36410e03c047b2e7df7f45ee938fbef64ae7fadf"
+dependencies = [
+ "phf_macros",
+ "phf_shared",
+ "serde",
+]
 
 [[package]]
-name = "plain"
-version = "0.2.3"
+name = "phf_generator"
+version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b4596b6d070b27117e987119b4dac604f3c58cfb0b191112e24771b2faeac1a6"
+checksum = "135ace3a761e564ec88c03a77317a7c6b80bb7f7135ef2544dbe054243b89737"
+dependencies = [
+ "fastrand",
+ "phf_shared",
+]
 
 [[package]]
-name = "portable-atomic"
-version = "1.13.1"
+name = "phf_macros"
+version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c33a9471896f1c69cecef8d20cbe2f7accd12527ce60845ff44c153bb2a21b49"
+checksum = "812f032b54b1e759ccd5f8b6677695d5268c588701effba24601f6932f8269ef"
+dependencies = [
+ "phf_generator",
+ "phf_shared",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
 
 [[package]]
-name = "portable-atomic-util"
-version = "0.2.6"
+name = "phf_shared"
+version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "091397be61a01d4be58e7841595bd4bfedb15f1cd54977d79b8271e94ed799a3"
+checksum = "e57fef6bc5981e38c2ce2d63bfa546861309f875b8a75f092d1d54ae2d64f266"
 dependencies = [
- "portable-atomic",
+ "siphasher",
 ]
 
 [[package]]
-name = "predicates"
-version = "3.1.4"
+name = "pin-project-lite"
+version = "0.2.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ada8f2932f28a27ee7b70dd6c1c39ea0675c55a36879ab92f3a715eaa1e63cfe"
-dependencies = [
- "anstyle",
- "difflib",
- "float-cmp",
- "normalize-line-endings",
- "predicates-core",
- "regex",
-]
+checksum = "a89322df9ebe1c1578d689c92318e070967d1042b512afbe49518723f4e6d5cd"
 
 [[package]]
-name = "predicates-core"
-version = "1.0.10"
+name = "pkg-config"
+version = "0.3.33"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cad38746f3166b4031b1a0d39ad9f954dd291e7854fcc0eed52ee41a0b50d144"
+checksum = "19f132c84eca552bf34cab8ec81f1c1dcc229b811638f9d283dceabe58c5569e"
 
 [[package]]
-name = "predicates-tree"
-version = "1.0.13"
+name = "portable-atomic"
+version = "1.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d0de1b847b39c8131db0467e9df1ff60e6d0562ab8e9a16e568ad0fdb372e2f2"
-dependencies = [
- "predicates-core",
- "termtree",
-]
+checksum = "c33a9471896f1c69cecef8d20cbe2f7accd12527ce60845ff44c153bb2a21b49"
 
 [[package]]
-name = "prettydiff"
-version = "0.9.0"
+name = "portable-atomic-util"
+version = "0.2.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ac17546d82912e64874e3d5b40681ce32eac4e5834344f51efcf689ff1550a65"
+checksum = "c2a106d1259c23fac8e543272398ae0e3c0b8d33c88ed73d0cc71b0f1d902618"
 dependencies = [
- "owo-colors",
+ "portable-atomic",
 ]
 
 [[package]]
@@ -1201,9 +929,9 @@ checksum = "f8dcc9c7d52a811697d2151c701e0d08956f92b0e24136cf4cf27b57a6a0d9bf"
 
 [[package]]
 name = "rayon"
-version = "1.11.0"
+version = "1.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "368f01d005bf8fd9b1206fb6fa653e6c4a81ceb1466406b81792d87c5677a58f"
+checksum = "fb39b166781f92d482534ef4b4b1b2568f42613b53e5b6c160e24cfbfa30926d"
 dependencies = [
  "either",
  "rayon-core",
@@ -1219,24 +947,6 @@ dependencies = [
  "crossbeam-utils",
 ]
 
-[[package]]
-name = "redox_syscall"
-version = "0.5.18"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ed2bf2547551a7053d6fdfafda3f938979645c44812fbfcda098faae3f1a362d"
-dependencies = [
- "bitflags",
-]
-
-[[package]]
-name = "redox_syscall"
-version = "0.7.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6ce70a74e890531977d37e532c34d45e9055d2409ed08ddba14529471ed0be16"
-dependencies = [
- "bitflags",
-]
-
 [[package]]
 name = "redox_users"
 version = "0.5.2"
@@ -1245,7 +955,7 @@ checksum = "a4e608c6638b9c18977b00b475ac1f28d14e84b27d8d42f70e0bf1e3dec127ac"
 dependencies = [
  "getrandom 0.2.17",
  "libredox",
- "thiserror 2.0.18",
+ "thiserror",
 ]
 
 [[package]]
@@ -1297,27 +1007,6 @@ version = "0.1.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b50b8869d9fc858ce7266cce0194bd74df58b9d0e3f6df3a9fc8eb470d95c09d"
 
-[[package]]
-name = "rustc_version"
-version = "0.4.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cfcb3a22ef46e85b45de6ee7e79d063319ebb6594faafcf1c225ea92ab6e9b92"
-dependencies = [
- "semver",
-]
-
-[[package]]
-name = "rustfix"
-version = "0.8.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "82fa69b198d894d84e23afde8e9ab2af4400b2cba20d6bf2b428a8b01c222c5a"
-dependencies = [
- "serde",
- "serde_json",
- "thiserror 1.0.69",
- "tracing",
-]
-
 [[package]]
 name = "rustix"
 version = "1.1.4"
@@ -1333,9 +1022,9 @@ dependencies = [
 
 [[package]]
 name = "rustls"
-version = "0.23.37"
+version = "0.23.40"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "758025cb5fccfd3bc2fd74708fd4682be41d99e5dff73c377c0646c6012c73a4"
+checksum = "ef86cd5876211988985292b91c96a8f2d298df24e75989a43a3c73f2d4d8168b"
 dependencies = [
  "log",
  "once_cell",
@@ -1348,9 +1037,9 @@ dependencies = [
 
 [[package]]
 name = "rustls-pki-types"
-version = "1.14.0"
+version = "1.14.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "be040f8b0a225e40375822a563fa9524378b9d63112f53e19ffff34df5d33fdd"
+checksum = "30a7197ae7eb376e574fe940d068c30fe0462554a3ddbe4eca7838e049c937a9"
 dependencies = [
  "zeroize",
 ]
@@ -1381,17 +1070,11 @@ dependencies = [
  "winapi-util",
 ]
 
-[[package]]
-name = "scopeguard"
-version = "1.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
-
 [[package]]
 name = "semver"
-version = "1.0.27"
+version = "1.0.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d767eb0aabc880b29956c35734170f26ed551a859dbd361d140cdbeca61ab1e2"
+checksum = "8a7852d02fc848982e0c167ef163aaff9cd91dc640ba85e263cb1ce46fae51cd"
 dependencies = [
  "serde",
  "serde_core",
@@ -1429,11 +1112,10 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.149"
+version = "1.0.150"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "83fc039473c5595ace860d8c4fafa220ff474b3fc6bfdb4293327f1a37e94d86"
+checksum = "e8014e44b4736ed0538adeecded0fce2a272f22dc9578a7eb6b2d9993c74cfb9"
 dependencies = [
- "indexmap",
  "itoa",
  "memchr",
  "serde",
@@ -1443,11 +1125,11 @@ dependencies = [
 
 [[package]]
 name = "serde_spanned"
-version = "0.6.9"
+version = "1.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bf41e0cfaf7226dca15e8197172c295a782857fcb97fad1808a166870dee75a3"
+checksum = "6662b5879511e06e8999a8a235d848113e942c9124f211511b16466ee2995f26"
 dependencies = [
- "serde",
+ "serde_core",
 ]
 
 [[package]]
@@ -1467,15 +1149,6 @@ version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dbb83f144cbda94be5d2278400eee9e0a03eb68b5504349943655b7b1603c4af"
 
-[[package]]
-name = "sharded-slab"
-version = "0.1.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f40ca3c46823713e0d4209592e8d6e826aa57e928f09752619fc696c499637f6"
-dependencies = [
- "lazy_static",
-]
-
 [[package]]
 name = "shlex"
 version = "1.3.0"
@@ -1489,42 +1162,16 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "703d5c7ef118737c72f1af64ad2f6f8c5e1921f818cdcb97b8fe6fc69bf66214"
 
 [[package]]
-name = "similar"
-version = "2.7.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bbbb5d9659141646ae647b42fe094daf6c6192d1620870b449d9557f748b2daa"
-
-[[package]]
-name = "smallvec"
-version = "1.15.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "67b1b7a3b5fe4f1376887184045fcf45c69e92af734b7aaddc05fb777b6fbd03"
-
-[[package]]
-name = "spanned"
-version = "0.4.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c92d4b0c055fde758f086eb4a6e73410247df8a3837fd606d2caeeaf72aa566d"
-dependencies = [
- "anyhow",
- "bstr",
- "color-eyre",
-]
-
-[[package]]
-name = "streaming-iterator"
-version = "0.1.9"
+name = "siphasher"
+version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2b2231b7c3057d5e4ad0156fb3dc807d900806020c5ffa3ee6ff2c8c76fb8520"
+checksum = "8ee5873ec9cce0195efcb7a4e9507a04cd49aec9c83d0389df45b1ef7ba2e649"
 
 [[package]]
-name = "strip-ansi-escapes"
-version = "0.2.1"
+name = "slab"
+version = "0.4.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2a8f8038e7e7969abb3f1b7c2a811225e9296da208539e0f79c5251d6cac0025"
-dependencies = [
- "vte",
-]
+checksum = "0c790de23124f9ab44544d7ac05d60440adc586479ce501c1d6d7da3cd8c9cf5"
 
 [[package]]
 name = "strsim"
@@ -1604,12 +1251,6 @@ dependencies = [
  "windows-sys 0.61.2",
 ]
 
-[[package]]
-name = "termtree"
-version = "0.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8f50febec83f5ee1df3015341d8bd429f2d1cc62bcba7ea2076759d315084683"
-
 [[package]]
 name = "textwrap"
 version = "0.16.2"
@@ -1620,33 +1261,13 @@ dependencies = [
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 ]
 
-[[package]]
-name = "thiserror"
-version = "1.0.69"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b6aaf5339b578ea85b50e080feb250a3e8ae8cfcdff9a461c9ec2904bc923f52"
-dependencies = [
- "thiserror-impl 1.0.69",
-]
-
 [[package]]
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 version = "2.0.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4288b5bcbc7920c07a1149a35cf9590a2aa808e0bc1eafaade0b80947865fbc4"
 dependencies = [
- "thiserror-impl 2.0.18",
-]
-
-[[package]]
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-version = "1.0.69"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4fee6c4efc90059e10f81e6d42c60a18f76588c3d74cb83a0b242a2b6c7504c1"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
+ "thiserror-impl",
 ]
 
 [[package]]
@@ -1660,158 +1281,74 @@ dependencies = [
  "syn",
 ]
 
-[[package]]
-name = "thread_local"
-version = "1.1.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f60246a4944f24f6e018aa17cdeffb7818b76356965d03b07d6a9886e8962185"
-dependencies = [
- "cfg-if",
-]
-
 [[package]]
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-version = "0.8.23"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dc1beb996b9d83529a9e75c17a1686767d148d70663143c7854d8b4a09ced362"
-dependencies = [
- "serde",
- "serde_spanned",
- "toml_datetime",
- "toml_edit",
-]
-
-[[package]]
-name = "toml_datetime"
-version = "0.6.11"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "22cddaf88f4fbc13c51aebbf5f8eceb5c7c5a9da2ac40a13519eb5b0a0e8f11c"
-dependencies = [
- "serde",
-]
-
-[[package]]
-name = "toml_edit"
-version = "0.22.27"
+version = "0.9.12+spec-1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "41fe8c660ae4257887cf66394862d21dbca4a6ddd26f04a3560410406a2f819a"
+checksum = "cf92845e79fc2e2def6a5d828f0801e29a2f8acc037becc5ab08595c7d5e9863"
 dependencies = [
  "indexmap",
- "serde",
+ "serde_core",
  "serde_spanned",
  "toml_datetime",
- "toml_write",
- "winnow",
-]
-
-[[package]]
-name = "toml_write"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5d99f8c9a7727884afe522e9bd5edbfc91a3312b36a77b5fb8926e4c31a41801"
-
-[[package]]
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-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "63e71662fa4b2a2c3a26f570f037eb95bb1f85397f3cd8076caed2f026a6d100"
-dependencies = [
- "pin-project-lite",
- "tracing-core",
+ "toml_parser",
+ "toml_writer",
+ "winnow 0.7.15",
 ]
 
 [[package]]
-name = "tracing-core"
-version = "0.1.36"
+name = "toml_const"
+version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "db97caf9d906fbde555dd62fa95ddba9eecfd14cb388e4f491a66d74cd5fb79a"
+checksum = "389864cf501669b741746e9bc35e66c67f2b80266482ad04c452e2410433f205"
 dependencies = [
- "once_cell",
- "valuable",
+ "phf",
+ "toml",
+ "toml_const_macros",
 ]
 
 [[package]]
-name = "tracing-error"
-version = "0.2.1"
+name = "toml_const_macros"
+version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8b1581020d7a273442f5b45074a6a57d5757ad0a47dac0e9f0bd57b81936f3db"
+checksum = "e3e0f202adfb96027640ad9786a0657775414482cfd840c19e9957ada8cfbbfd"
 dependencies = [
- "tracing",
- "tracing-subscriber",
+ "indexmap",
+ "proc-macro2",
+ "quote",
+ "syn",
+ "toml",
 ]
 
 [[package]]
-name = "tracing-subscriber"
-version = "0.3.23"
+name = "toml_datetime"
+version = "0.7.5+spec-1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cb7f578e5945fb242538965c2d0b04418d38ec25c79d160cd279bf0731c8d319"
+checksum = "92e1cfed4a3038bc5a127e35a2d360f145e1f4b971b551a2ba5fd7aedf7e1347"
 dependencies = [
- "sharded-slab",
- "thread_local",
- "tracing-core",
+ "serde_core",
 ]
 
 [[package]]
-name = "tree-sitter"
-version = "0.25.10"
+name = "toml_parser"
+version = "1.1.2+spec-1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "78f873475d258561b06f1c595d93308a7ed124d9977cb26b148c2084a4a3cc87"
+checksum = "a2abe9b86193656635d2411dc43050282ca48aa31c2451210f4202550afb7526"
 dependencies = [
- "cc",
- "regex",
- "regex-syntax",
- "serde_json",
- "streaming-iterator",
- "tree-sitter-language",
+ "winnow 1.0.3",
 ]
 
 [[package]]
-name = "tree-sitter-language"
-version = "0.1.7"
+name = "toml_writer"
+version = "1.1.1+spec-1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "009994f150cc0cd50ff54917d5bc8bffe8cad10ca10d81c34da2ec421ae61782"
-
-[[package]]
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-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d274c5b559d3a46a0d5d200fc0593fa3fda035304fa794d5d4a760fbf69c2a5e"
-dependencies = [
- "cc",
- "tree-sitter",
-]
+checksum = "756daf9b1013ebe47a8776667b466417e2d4c5679d441c26230efd9ef78692db"
 
 [[package]]
 name = "typenum"
-version = "1.19.0"
+version = "1.20.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "562d481066bde0658276a35467c4af00bdc6ee726305698a55b86e61d7ad82bb"
-
-[[package]]
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-version = "0.30.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ada249620d81f010b9a1472b63a5077ac7c722dd0f4bacf6528b313d0b8c15d8"
-dependencies = [
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- "anyhow",
- "bstr",
- "cargo-platform 0.1.9",
- "cargo_metadata 0.18.1",
- "color-eyre",
- "colored",
- "comma",
- "crossbeam-channel",
- "indicatif",
- "levenshtein",
- "prettydiff",
- "regex",
- "rustc_version",
- "rustfix",
- "serde",
- "serde_json",
- "spanned",
-]
+checksum = "40ce102ab67701b8526c123c1bab5cbe42d7040ccfd0f64af1a385808d2f43de"
 
 [[package]]
 name = "unicode-ident"
@@ -1902,36 +1439,12 @@ version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
 
-[[package]]
-name = "valuable"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ba73ea9cf16a25df0c8caa16c51acb937d5712a8429db78a3ee29d5dcacd3a65"
-
 [[package]]
 name = "version_check"
 version = "0.9.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0b928f33d975fc6ad9f86c8f283853ad26bdd5b10b7f1542aa2fa15e2289105a"
 
-[[package]]
-name = "vte"
-version = "0.14.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "231fdcd7ef3037e8330d8e17e61011a2c244126acc0a982f4040ac3f9f0bc077"
-dependencies = [
- "memchr",
-]
-
-[[package]]
-name = "wait-timeout"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "09ac3b126d3914f9849036f826e054cbabdc8519970b8998ddaf3b5bd3c65f11"
-dependencies = [
- "libc",
-]
-
 [[package]]
 name = "walkdir"
 version = "2.5.0"
@@ -1950,11 +1463,11 @@ checksum = "ccf3ec651a847eb01de73ccad15eb7d99f80485de043efb2f370cd654f4ea44b"
 
 [[package]]
 name = "wasip2"
-version = "1.0.2+wasi-0.2.9"
+version = "1.0.3+wasi-0.2.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9517f9239f02c069db75e65f174b3da828fe5f5b945c4dd26bd25d89c03ebcf5"
+checksum = "20064672db26d7cdc89c7798c48a0fdfac8213434a1186e5ef29fd560ae223d6"
 dependencies = [
- "wit-bindgen",
+ "wit-bindgen 0.57.1",
 ]
 
 [[package]]
@@ -1963,14 +1476,14 @@ version = "0.4.0+wasi-0.3.0-rc-2026-01-06"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5428f8bf88ea5ddc08faddef2ac4a67e390b88186c703ce6dbd955e1c145aca5"
 dependencies = [
- "wit-bindgen",
+ "wit-bindgen 0.51.0",
 ]
 
 [[package]]
 name = "wasm-bindgen"
-version = "0.2.117"
+version = "0.2.122"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0551fc1bb415591e3372d0bc4780db7e587d84e2a7e79da121051c5c4b89d0b0"
+checksum = "3ed04576f974d2b2fba0f38c51dbc5518011e38c36bf1143164be765528fd409"
 dependencies = [
  "cfg-if",
  "once_cell",
@@ -1981,9 +1494,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro"
-version = "0.2.117"
+version = "0.2.122"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7fbdf9a35adf44786aecd5ff89b4563a90325f9da0923236f6104e603c7e86be"
+checksum = "916151b09da36bd82f6615cbf3a419e2f0ba23a03c6160e8e92eb6bd4aa1dec6"
 dependencies = [
  "quote",
  "wasm-bindgen-macro-support",
@@ -1991,9 +1504,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro-support"
-version = "0.2.117"
+version = "0.2.122"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dca9693ef2bab6d4e6707234500350d8dad079eb508dca05530c85dc3a529ff2"
+checksum = "299047362ccbfce148b67ab7e73349f77748e00c8296f9542adfad2ad82c5c5e"
 dependencies = [
  "bumpalo",
  "proc-macro2",
@@ -2004,9 +1517,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-shared"
-version = "0.2.117"
+version = "0.2.122"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "39129a682a6d2d841b6c429d0c51e5cb0ed1a03829d8b3d1e69a011e62cb3d3b"
+checksum = "9a929b2c61f11ba3e9bc35b50c1f25cb38e0e892c0c231ae2b8cf78d5dad4437"
 dependencies = [
  "unicode-ident",
 ]
@@ -2057,9 +1570,9 @@ dependencies = [
 
 [[package]]
 name = "webpki-roots"
-version = "1.0.6"
+version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "22cfaf3c063993ff62e73cb4311efde4db1efb31ab78a3e5c457939ad5cc0bed"
+checksum = "52f5ee44c96cf55f1b349600768e3ece3a8f26010c05265ab73f945bb1a2eb9d"
 dependencies = [
  "rustls-pki-types",
 ]
@@ -2188,9 +1701,12 @@ name = "winnow"
 version = "0.7.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "df79d97927682d2fd8adb29682d1140b343be4ac0f08fd68b7765d9c059d3945"
-dependencies = [
- "memchr",
-]
+
+[[package]]
+name = "winnow"
+version = "1.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0592e1c9d151f854e6fd382574c3a0855250e1d9b2f99d9281c6e6391af352f1"
 
 [[package]]
 name = "wit-bindgen"
@@ -2201,6 +1717,12 @@ dependencies = [
  "wit-bindgen-rust-macro",
 ]
 
+[[package]]
+name = "wit-bindgen"
+version = "0.57.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1ebf944e87a7c253233ad6766e082e3cd714b5d03812acc24c318f549614536e"
+
 [[package]]
 name = "wit-bindgen-core"
 version = "0.51.0"
diff --git a/anneal/Cargo.toml b/anneal/Cargo.toml
index 8abf3e3391..54e6a1a92f 100644
--- a/anneal/Cargo.toml
+++ b/anneal/Cargo.toml
@@ -1,10 +1,14 @@
 [workspace]
-members = [".", "tools/doc_gen"]
+members = ["."]
+
+[features]
+# Enables tests that assume a prebuilt exocrate archive.
+exocrate_tests = []
 
 [package]
 name = "cargo-anneal"
 edition = "2024"
-version = "0.1.0-alpha.24"
+version = "0.1.0-alpha.22"
 description = "Formally verify that your safety comments are correct."
 categories = [
   "development-tools::cargo-plugins",
@@ -25,89 +29,40 @@ exclude = [".*", "testdata"]
 # this crate; `cargo anneal setup` uses this metadata by default when callers
 # do not provide a local archive.
 [package.metadata.exocrate.linux.x86_64]
-sha256 = "d3d7bbcdfd2645f10e3e64a85b3e848197033992337c969a45576a3d0ec517d9"
-url = "https://github.com/google/zerocopy/releases/download/anneal-toolchains-v0.1.0-alpha.24-27079750833-09497849a10d/anneal-toolchain-linux-x86_64.tar.zst"
+sha256 = "ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad"
+url = "https://example.com/linux-x86_64.tar.zst"
 
 [package.metadata.exocrate.macos.x86_64]
-sha256 = "1252f15262d11f49795c8ed182a8b47f2ae4e627d90babb2f10636349f686438"
-url = "https://github.com/google/zerocopy/releases/download/anneal-toolchains-v0.1.0-alpha.24-27079750833-09497849a10d/anneal-toolchain-macos-x86_64.tar.zst"
+sha256 = "ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad"
+url = "https://example.com/macos-x86_64.tar.zst"
 
 [package.metadata.exocrate.linux.aarch64]
-sha256 = "a9c496fcf21670b2306d02722b9afcf375149315e929d53b6a7585d4daa19710"
-url = "https://github.com/google/zerocopy/releases/download/anneal-toolchains-v0.1.0-alpha.24-27079750833-09497849a10d/anneal-toolchain-linux-aarch64.tar.zst"
+sha256 = "ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad"
+url = "https://example.com/linux-aarch64.tar.zst"
 
 [package.metadata.exocrate.macos.aarch64]
-sha256 = "b4e0a5b420eb441e37564c365f06c215f61a3b825fc3df37293da7c3010d2b81"
-url = "https://github.com/google/zerocopy/releases/download/anneal-toolchains-v0.1.0-alpha.24-27079750833-09497849a10d/anneal-toolchain-macos-aarch64.tar.zst"
+sha256 = "ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad"
+url = "https://example.com/macos-aarch64.tar.zst"
 
 [dependencies]
+exocrate = { path = "../exocrate" }
+toml_const = "1.3.0"
+clap = { version = "4.5", features = ["derive"] }
+clap-cargo = { version = "0.18.3", features = ["cargo_metadata"] }
+env_logger = "0.11"
+log = "0.4"
 anyhow = "1.0.102"
 cargo_metadata = "0.23.1"
-clap = { version = "4.6.0", features = ["derive"] }
-clap-cargo = { version = "0.18.3", features = ["cargo_metadata"] }
-dashmap = "6.1.0"
-env_logger = "0.11.10"
-log = "0.4.29"
 miette = { version = "7.6.0", features = ["derive", "fancy"] }
-proc-macro2 = { version = "1.0.106", features = ["span-locations"] }
-rayon = "1.11.0"
-serde = { version = "1.0.228", features = ["derive"] }
-serde_json = "1.0.149"
-syn = { version = "2.0.117", features = [
-  "full",
-  "visit",
-  "extra-traits",
-  "parsing",
-  "printing",
-] }
-quote = "1.0"
 thiserror = "2.0.18"
-walkdir = "2.5.0"
+serde_json = "1.0.149"
+serde = { version = "1.0.228", features = ["derive"] }
 indicatif = { version = "0.18.4", features = ["improved_unicode"] }
-console = "0.16.3"
-exocrate = { path = "../exocrate" }
-sha2 = "0.10"
 fs2 = "0.4"
-pathdiff = "0.2.3"
-toml = "0.8"
-tempfile = "3.27.0"
-
-[build-dependencies]
+walkdir = "2.5.0"
 sha2 = "0.10"
-toml = "0.8"
+tempfile = "3.27.0"
+rayon = "1.11.0"
 
 [dev-dependencies]
-syn = { version = "2.0.117", features = [
-  "printing",
-  "full",
-  "visit",
-  "extra-traits",
-  "parsing",
-] }
-proc-macro2 = { version = "1.0.106", features = ["span-locations"] }
-ui_test = "0.30.4"
-assert_cmd = "2.2.0"
-
-predicates = "3.1.4"
-
-datatest-stable = "0.3.3"
-serde = { version = "1.0", features = ["derive"] }
-toml = "0.8"
-regex = "1.0"
-strip-ansi-escapes = "0.2.1"
-similar = "2.7.0"
-
-[package.metadata.build_rs]
-
-# The commit hash of the Aeneas repository to use.
-#
-# FIXME: Add a CI step to verify that this commit exists and matches the
-# toolchain version.
-aeneas_rev = "42c0e90dacf486f7d3ed5b6cde3a9a81f04915a4"
-
-# The Lean toolchain version to use. This must match the version of Lean used
-# by Aeneas in the `lean-toolchain` file in the commit above.
-lean_toolchain = "leanprover/lean4:v4.30.0-rc2"
-[[test]]
-name = "integration"
-harness = false
+pathdiff = "0.2"
diff --git a/anneal/LICENSE-APACHE b/anneal/LICENSE-APACHE
deleted file mode 120000
index 965b606f33..0000000000
--- a/anneal/LICENSE-APACHE
+++ /dev/null
@@ -1 +0,0 @@
-../LICENSE-APACHE
\ No newline at end of file
diff --git a/anneal/LICENSE-BSD b/anneal/LICENSE-BSD
deleted file mode 120000
index d37ba4277e..0000000000
--- a/anneal/LICENSE-BSD
+++ /dev/null
@@ -1 +0,0 @@
-../LICENSE-BSD
\ No newline at end of file
diff --git a/anneal/LICENSE-MIT b/anneal/LICENSE-MIT
deleted file mode 120000
index 76219eb72e..0000000000
--- a/anneal/LICENSE-MIT
+++ /dev/null
@@ -1 +0,0 @@
-../LICENSE-MIT
\ No newline at end of file
diff --git a/anneal/v2/chase-aeneas-versions.sh b/anneal/chase-aeneas-versions.sh
similarity index 100%
rename from anneal/v2/chase-aeneas-versions.sh
rename to anneal/chase-aeneas-versions.sh
diff --git a/anneal/v2/check-flake-eval.sh b/anneal/check-flake-eval.sh
similarity index 98%
rename from anneal/v2/check-flake-eval.sh
rename to anneal/check-flake-eval.sh
index 22d71f04dd..5deef6e2ae 100644
--- a/anneal/v2/check-flake-eval.sh
+++ b/anneal/check-flake-eval.sh
@@ -11,7 +11,7 @@
 set -euo pipefail
 
 ROOT="$(git rev-parse --show-toplevel)"
-FLAKE="$ROOT/anneal/v2"
+FLAKE="$ROOT/anneal"
 
 systems=(
   aarch64-darwin
diff --git a/anneal/v2/flake.lock b/anneal/flake.lock
similarity index 100%
rename from anneal/v2/flake.lock
rename to anneal/flake.lock
diff --git a/anneal/v2/flake.nix b/anneal/flake.nix
similarity index 100%
rename from anneal/v2/flake.nix
rename to anneal/flake.nix
diff --git a/anneal/v2/prune-lake-cache.py b/anneal/prune-lake-cache.py
similarity index 100%
rename from anneal/v2/prune-lake-cache.py
rename to anneal/prune-lake-cache.py
diff --git a/anneal/v2/rewrite-lake-vendor.py b/anneal/rewrite-lake-vendor.py
similarity index 100%
rename from anneal/v2/rewrite-lake-vendor.py
rename to anneal/rewrite-lake-vendor.py
diff --git a/anneal/src/main.rs b/anneal/src/main.rs
index 3d363b977d..0cb74addc8 100644
--- a/anneal/src/main.rs
+++ b/anneal/src/main.rs
@@ -1,21 +1,16 @@
-mod aeneas;
-mod charon;
-mod diagnostics;
-mod errors;
-mod generate;
-mod parse;
-mod resolve;
-mod scanner;
-mod validate;
-
-mod setup;
-mod ui_test_shim;
-mod util;
-
-use clap::Parser;
-
-/// Anneal: A Literate Verification Toolchain
-#[derive(Parser, Debug)]
+// Copyright 2026 The Fuchsia Authors
+//
+// Licensed under the 2-Clause BSD License <LICENSE-BSD or
+// https://opensource.org/license/bsd-2-clause>, Apache License, Version 2.0
+// <LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0>, or the MIT
+// license <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your option.
+// This file may not be copied, modified, or distributed except according to
+// those terms.
+
+use clap::Parser as _;
+
+/// Anneal
+#[derive(clap::Parser, Debug)]
 #[command(name = "cargo-anneal", version, about, long_about = None)]
 struct Cli {
     #[command(subcommand)]
@@ -24,46 +19,60 @@ struct Cli {
 
 #[derive(clap::Subcommand, Debug)]
 enum Commands {
-    /// Verify a crate
-    Verify(resolve::Args),
     /// Setup Anneal dependencies
-    Setup(resolve::SetupArgs),
-    /// Expand a crate's Lean output
-    Expand(ExpandArgs),
-    /// Generate Lean workspace and print paths without building
-    Generate(resolve::Args),
-    #[command(hide = true)]
-    ToolchainPath,
+    Setup(SetupArgs),
 }
 
-#[derive(clap::ValueEnum, Clone, Debug, Default, PartialEq)]
-pub enum EmitFormat {
-    #[default]
-    All,
-    Anneal,
-    Aeneas,
+#[derive(clap::Parser, Debug)]
+pub struct SetupArgs {
+    /// Path to a local dependency archive to use instead of downloading.
+    #[arg(long, value_name = "path-to-local-archive")]
+    pub local_archive: Option<std::path::PathBuf>,
 }
 
-#[derive(Parser, Debug)]
-pub struct ExpandArgs {
-    #[command(flatten)]
-    pub resolve_args: resolve::Args,
+exocrate::config! {
+    const CONFIG: Config = Config {
+        rel_dir_path: [".anneal", "toolchain"],
+        versioned_files: &["../Cargo.toml", "../Cargo.lock"],
+    };
+}
 
-    /// Which tool's generated Lean code to output
-    #[arg(long, default_value_t, value_enum)]
-    pub emit: EmitFormat,
+exocrate::parse_remote_archive! {
+    const REMOTE: RemoteArchive = "Cargo.toml" [
+        (linux, x86_64),
+        (macos, x86_64),
+        (linux, aarch64),
+        (macos, aarch64),
+    ];
 }
 
-fn main() -> anyhow::Result<()> {
+fn setup_installation_dir(args: SetupArgs) -> std::path::PathBuf {
+    let location = if std::env::var("__ANNEAL_LOCAL_DEV").is_ok() {
+        exocrate::Location::LocalDev
+    } else {
+        exocrate::Location::UserGlobal
+    };
+    let source = match args.local_archive {
+        Some(local_archive) => exocrate::Source::Local(local_archive),
+        None => exocrate::Source::Remote(REMOTE),
+    };
+
+    CONFIG
+        .resolve_installation_dir_or_install(location, source)
+        // FIXME: Implement unified error reporting (e.g., via `anyhow`).
+        .expect("failed to resolve-or-install dependencies")
+}
+
+fn setup(args: SetupArgs) {
+    let installation_dir = setup_installation_dir(args);
+    log::info!("anneal toolchain is installed at {:?}", installation_dir);
+}
+
+fn main() {
     // Suppressing timestamps removes a source of nondeterminism that is
     // difficult to work around in integration tests.
     env_logger::builder().format_timestamp(None).init();
 
-    if std::env::var("ANNEAL_UI_TEST_MODE").is_ok() {
-        ui_test_shim::run();
-        return Ok(());
-    }
-
     let mut args_iter = std::env::args_os().peekable();
     let bin_name = args_iter.next().unwrap_or_else(|| "cargo-anneal".into());
     // If we're being run as a cargo plugin, the second argument will be "anneal".
@@ -73,112 +82,251 @@ fn main() -> anyhow::Result<()> {
     let args = Cli::parse_from(std::iter::once(bin_name).chain(args_iter));
 
     match args.command {
-        Commands::Verify(resolve_args) => {
-            prepare_and_run(&resolve_args, |locked_roots, packages| {
-                aeneas::verify_lean_workspace(locked_roots, packages)
-            })?;
+        Commands::Setup(args) => setup(args),
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    #[cfg(feature = "exocrate_tests")]
+    mod exocrate_tests {
+        use std::{
+            fs, io,
+            path::{Path, PathBuf},
+            process::Command,
+            sync::OnceLock,
+        };
+
+        use serde_json::{Value, json};
+
+        const LOCAL_ARCHIVE: &str = "target/anneal-exocrate.tar.zst";
+        static INSTALLATION_DIR: OnceLock<PathBuf> = OnceLock::new();
+
+        #[test]
+        fn test_setup() {
+            install_local_archive();
         }
-        Commands::Generate(resolve_args) => {
-            prepare_and_run(&resolve_args, |locked_roots, packages| {
-                aeneas::generate_lean_workspace(locked_roots, packages)?;
-                let lean_root = locked_roots.lean_root();
-                let toolchain = setup::Toolchain::resolve()?;
-                println!("Lean workspace generated at: {}", lean_root.display());
-                println!();
-                println!("To manually build and experiment:");
-                println!("  1. cd {}", lean_root.display());
-                println!(
-                    "  2. LAKE_CACHE_DIR={} {} --keep-toolchain build",
-                    toolchain.cache_dir().display(),
-                    toolchain.lean_bin().join("lake").display()
-                );
-                Ok(())
-            })?;
+
+        #[test]
+        fn test_archive_lake_cache_reuse() {
+            let installation_dir = install_local_archive();
+            let temp = tempfile::Builder::new()
+                .prefix("anneal-v2-archive-cache-reuse-")
+                .tempdir()
+                .expect("failed to create archive cache reuse tempdir");
+            assert_archive_lake_cache_reuse(&installation_dir, temp.path())
+                .expect("archive Lake cache reuse test failed");
+        }
+
+        fn install_local_archive() -> PathBuf {
+            // ASSUMPTION: The CI dependency builder downloads the Nix-built
+            // archive artifact to this path before running v2 tests.
+            INSTALLATION_DIR
+                .get_or_init(|| {
+                    super::super::setup_installation_dir(super::super::SetupArgs {
+                        local_archive: Some(LOCAL_ARCHIVE.into()),
+                    })
+                })
+                .clone()
+        }
+
+        fn assert_archive_lake_cache_reuse(
+            toolchain_root: &Path,
+            temp_root: &Path,
+        ) -> Result<(), Box<dyn std::error::Error>> {
+            let aeneas_root = toolchain_root.join("aeneas");
+            let aeneas_lean = aeneas_root.join("backends/lean");
+            let lean_root = toolchain_root.join("lean");
+            let workspace = temp_root.join("generated-workspace");
+
+            assert_no_write_bits(&aeneas_root)?;
+
+            fs::create_dir_all(workspace.join("generated"))?;
+            fs::copy(aeneas_lean.join("lean-toolchain"), workspace.join("lean-toolchain"))?;
+            fs::write(workspace.join("generated/Generated.lean"), "import Aeneas\n")?;
+            fs::write(
+                workspace.join("lakefile.lean"),
+                format!(
+                    r#"import Lake
+open Lake DSL
+
+require aeneas from "{}"
+
+package anneal_verification
+
+@[default_target]
+lean_lib Generated where
+  srcDir := "generated"
+  roots := #[`Generated]
+"#,
+                    lake_string(&aeneas_lean)
+                ),
+            )?;
+            write_relative_archive_manifest(&workspace, &aeneas_lean)?;
+
+            // The Nix archive must support fresh generated workspaces without
+            // reconfiguring packages or rebuilding read-only Lake artifacts.
+            run_lake_archive_command(
+                &workspace,
+                &lean_root,
+                &["--keep-toolchain", "--old", "build", "Generated"],
+            )?;
+            run_lake_archive_command(
+                &workspace,
+                &lean_root,
+                &["--keep-toolchain", "env", "lean", "--json", "generated/Generated.lean"],
+            )?;
+
+            Ok(())
         }
-        Commands::Setup(args) => {
-            setup::run_setup(setup::SetupArgs { local_archive: args.local_archive })?;
+
+        fn assert_no_write_bits(root: &Path) -> Result<(), Box<dyn std::error::Error>> {
+            let metadata = fs::symlink_metadata(root)?;
+            if metadata.file_type().is_symlink() {
+                return Ok(());
+            }
+            if has_write_bits(&metadata.permissions()) {
+                panic!("archive path should be read-only: {}", root.display());
+            }
+            if metadata.is_dir() {
+                for entry in fs::read_dir(root)? {
+                    assert_no_write_bits(&entry?.path())?;
+                }
+            }
+            Ok(())
+        }
+
+        #[cfg(unix)]
+        fn has_write_bits(permissions: &fs::Permissions) -> bool {
+            use std::os::unix::fs::PermissionsExt as _;
+            permissions.mode() & 0o222 != 0
         }
-        Commands::ToolchainPath => {
-            let toolchain = setup::Toolchain::resolve()?;
-            println!("{}", toolchain.bin_dir().display());
+
+        #[cfg(not(unix))]
+        fn has_write_bits(permissions: &fs::Permissions) -> bool {
+            !permissions.readonly()
         }
-        Commands::Expand(expand_args) => {
-            prepare_and_run(&expand_args.resolve_args, |locked_roots, packages| {
-                let lean_generated_root = locked_roots.lean_generated_root();
-
-                for artifact in packages {
-                    if artifact.start_from.is_empty() {
-                        continue;
-                    }
-
-                    let slug = artifact.artifact_slug();
-                    let output_dir = lean_generated_root.join(&slug);
-
-                    let emit_all = expand_args.emit == EmitFormat::All;
-                    let emit_anneal = emit_all || expand_args.emit == EmitFormat::Anneal;
-                    let emit_aeneas = emit_all || expand_args.emit == EmitFormat::Aeneas;
-
-                    println!("=== Lean expansion for: {} ===", artifact.name.target_name);
-
-                    if emit_aeneas {
-                        println!("--- Aeneas ---");
-                        // Read Aeneas outputs from disk
-                        let types_path = output_dir.join("Types.lean");
-                        let types_ext_path = output_dir.join("TypesExternal.lean");
-                        let funs_path = output_dir.join("Funs.lean");
-                        let funs_ext_path = output_dir.join("FunsExternal.lean");
-
-                        if types_path.exists() {
-                            println!("{}", std::fs::read_to_string(&types_path)?);
-                        }
-                        if types_ext_path.exists() {
-                            println!("{}", std::fs::read_to_string(&types_ext_path)?);
-                        }
-                        if funs_path.exists() {
-                            println!("{}", std::fs::read_to_string(&funs_path)?);
-                        }
-                        if funs_ext_path.exists() {
-                            println!("{}", std::fs::read_to_string(&funs_ext_path)?);
-                        }
-                    }
-
-                    if emit_anneal {
-                        println!("--- Anneal ---");
-                        let generated = generate::generate_artifact(artifact);
-                        println!("{}", generated.code);
-                    }
+
+        fn write_relative_archive_manifest(
+            workspace: &Path,
+            aeneas_lean: &Path,
+        ) -> Result<(), Box<dyn std::error::Error>> {
+            let aeneas_lean = fs::canonicalize(aeneas_lean)?;
+            let workspace = fs::canonicalize(workspace)?;
+            let manifest_path = aeneas_lean.join("lake-manifest.json");
+            let manifest: Value = serde_json::from_reader(fs::File::open(&manifest_path)?)?;
+            let aeneas_packages =
+                manifest.get("packages").and_then(Value::as_array).ok_or_else(|| {
+                    invalid_data(format!(
+                        "Aeneas Lake manifest {} is missing packages",
+                        manifest_path.display()
+                    ))
+                })?;
+
+            let aeneas_dir = relative_manifest_string(&aeneas_lean, &workspace)?;
+            let mut packages = vec![json!({
+                "type": "path",
+                "name": "aeneas",
+                "dir": aeneas_dir,
+                "inherited": false,
+            })];
+
+            for entry in aeneas_packages {
+                let mut entry = entry.as_object().cloned().ok_or_else(|| {
+                    invalid_data("Aeneas Lake manifest package entry is not an object")
+                })?;
+                let package_type = entry.get("type").and_then(Value::as_str).ok_or_else(|| {
+                    invalid_data("Aeneas Lake manifest package entry is missing type")
+                })?;
+                if package_type != "path" {
+                    return Err(invalid_data(format!(
+                        "Aeneas Lake manifest package entry is {package_type:?}, not a path dependency"
+                    ))
+                    .into());
                 }
+                let package_dir = entry.get("dir").and_then(Value::as_str).ok_or_else(|| {
+                    invalid_data("Aeneas Lake manifest package entry is missing dir")
+                })?;
+                let package_dir = Path::new(package_dir);
+                let package_dir = if package_dir.is_absolute() {
+                    package_dir.to_path_buf()
+                } else {
+                    aeneas_lean.join(package_dir)
+                };
+                let package_dir = fs::canonicalize(package_dir)?;
+                entry.insert(
+                    "dir".to_string(),
+                    json!(relative_manifest_string(&package_dir, &workspace)?),
+                );
+                entry.insert("inherited".to_string(), json!(true));
+                packages.push(Value::Object(entry));
+            }
+
+            let manifest = json!({
+                "version": "1.2.0",
+                "packagesDir": ".lake/packages",
+                "packages": packages,
+                "name": "anneal_verification",
+                "lakeDir": ".lake",
+                "fixedToolchain": false,
+            });
+            fs::write(
+                workspace.join("lake-manifest.json"),
+                format!("{}\n", serde_json::to_string_pretty(&manifest)?),
+            )?;
+            Ok(())
+        }
 
-                Ok(())
+        fn relative_manifest_string(
+            path: &Path,
+            base: &Path,
+        ) -> Result<String, Box<dyn std::error::Error>> {
+            let path = pathdiff::diff_paths(path, base).ok_or_else(|| {
+                invalid_data(format!(
+                    "failed to compute relative path from {} to {}",
+                    base.display(),
+                    path.display()
+                ))
             })?;
+            Ok(path.to_string_lossy().into_owned())
         }
-    }
 
-    Ok(())
-}
+        fn lake_string(path: &Path) -> String {
+            path.to_string_lossy().replace('\\', "\\\\").replace('"', "\\\"")
+        }
 
-fn prepare_and_run<F, R>(resolve_args: &resolve::Args, f: F) -> anyhow::Result<Option<R>>
-where
-    F: FnOnce(&resolve::LockedRoots, &[scanner::AnnealArtifact]) -> anyhow::Result<R>,
-{
-    let roots = resolve::resolve_roots(resolve_args)?;
-
-    let packages = scanner::scan_workspace(&roots)?;
-    if packages.is_empty() {
-        log::warn!(
-            "No Anneal annotations (/// ```lean ...) found in the selected targets. Nothing to verify."
-        );
-        return Ok(None);
-    }
+        fn run_lake_archive_command(
+            workspace: &Path,
+            lean_root: &Path,
+            args: &[&str],
+        ) -> Result<(), Box<dyn std::error::Error>> {
+            let lean_bin = lean_root.join("bin");
+            let mut cmd = Command::new(lean_bin.join("lake"));
+            cmd.args(args).current_dir(workspace).env_clear();
+
+            let lib_var =
+                if cfg!(target_os = "macos") { "DYLD_LIBRARY_PATH" } else { "LD_LIBRARY_PATH" };
+            cmd.env(
+                lib_var,
+                std::env::join_paths([lean_root.join("lib"), lean_root.join("lib/lean")])?,
+            );
 
-    let locked_roots = roots.lock_run_root()?;
-    validate::validate_artifacts(
-        &packages,
-        resolve_args.allow_sorry,
-        resolve_args.unsound_allow_is_valid,
-    )?;
-    charon::run_charon(resolve_args, &locked_roots, &packages)?;
-    aeneas::run_aeneas(&locked_roots, &packages, resolve_args)?;
+            let output = cmd.output()?;
+            if !output.status.success() {
+                return Err(io::Error::other(format!(
+                    "lake {:?} failed with status {}\nstdout:\n{}\nstderr:\n{}",
+                    args,
+                    output.status,
+                    String::from_utf8_lossy(&output.stdout),
+                    String::from_utf8_lossy(&output.stderr)
+                ))
+                .into());
+            }
+            Ok(())
+        }
 
-    Ok(Some(f(&locked_roots, &packages)?))
+        fn invalid_data(message: impl Into<String>) -> io::Error {
+            io::Error::new(io::ErrorKind::InvalidData, message.into())
+        }
+    }
 }
diff --git a/anneal/src/util.rs b/anneal/src/util.rs
index fe085b37dc..602e1585d1 100644
--- a/anneal/src/util.rs
+++ b/anneal/src/util.rs
@@ -1,16 +1,25 @@
-use std::path::PathBuf;
+// Copyright 2026 The Fuchsia Authors
+//
+// Licensed under the 2-Clause BSD License <LICENSE-BSD or
+// https://opensource.org/license/bsd-2-clause>, Apache License, Version 2.0
+// <LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0>, or the MIT
+// license <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your option.
+// This file may not be copied, modified, or distributed except according to
+// those terms.
 
-use anyhow::{Context, Result};
-use fs2::FileExt;
+use std::io::BufRead as _;
+
+use anyhow::Context as _;
+use fs2::FileExt as _;
 
 /// Represents an active, exclusive lock on a directory.
 ///
 /// This struct guarantees that the process holds an OS-level file lock
 /// guarding the specified directory.
-pub struct DirLock {
+pub(crate) struct DirLock {
     /// The path to the directory being guarded.
-    pub path: PathBuf,
-    // Kept alive to hold the flock
+    pub(crate) path: std::path::PathBuf,
+    // Kept alive to hold the flock.
     _file: std::fs::File,
 }
 
@@ -22,17 +31,29 @@ impl DirLock {
     /// the directory itself to avoid platform-specific issues with
     /// directory locking and to ensure the lock file persists even if
     /// the directory is cleaned.
-    pub fn lock_exclusive(path: PathBuf) -> Result<Self> {
+    pub(crate) fn lock_exclusive(path: std::path::PathBuf) -> anyhow::Result<Self> {
         let file = Self::open_lock_file(&path)?;
         file.lock_exclusive()
             .with_context(|| format!("Failed to acquire exclusive lock on {:?}", path))?;
         Ok(Self { path, _file: file })
     }
 
-    fn open_lock_file(path: &std::path::Path) -> Result<std::fs::File> {
+    /// Acquires a shared lock on the specified directory.
+    ///
+    /// Multiple processes can hold shared locks simultaneously, but an
+    /// exclusive lock will block until all shared locks are released.
+    #[cfg(any(test, feature = "exocrate_tests"))]
+    pub(crate) fn lock_shared(path: std::path::PathBuf) -> anyhow::Result<Self> {
+        let file = Self::open_lock_file(&path)?;
+        file.lock_shared()
+            .with_context(|| format!("Failed to acquire shared lock on {:?}", path))?;
+        Ok(Self { path, _file: file })
+    }
+
+    fn open_lock_file(path: &std::path::Path) -> anyhow::Result<std::fs::File> {
         let lock_path = path.join(".lock");
 
-        // Ensure the directory exists
+        // Ensure the directory exists.
         if let Some(parent) = lock_path.parent() {
             std::fs::create_dir_all(parent).with_context(|| {
                 format!("Failed to create directory for lock file: {:?}", parent)
@@ -57,3 +78,206 @@ impl DirLock {
         }
     }
 }
+
+pub(crate) struct ProcessOutput {
+    pub status: std::process::ExitStatus,
+    pub stderr_lines: Vec<String>,
+}
+
+/// Spawns a child process, drains its stderr in a background thread, and processes
+/// its stdout line-by-line in the main thread while showing a progress spinner.
+pub(crate) fn run_command_with_progress<F>(
+    mut cmd: std::process::Command,
+    pb: Option<indicatif::ProgressBar>,
+    mut process_stdout_line: F,
+) -> anyhow::Result<ProcessOutput>
+where
+    F: FnMut(&str, Option<&indicatif::ProgressBar>) -> anyhow::Result<()>,
+{
+    cmd.stdout(std::process::Stdio::piped());
+    cmd.stderr(std::process::Stdio::piped());
+
+    let mut child = cmd.spawn().context("Failed to spawn child process")?;
+
+    let stderr_buffer = std::sync::Arc::new(std::sync::Mutex::new(Vec::new()));
+    let stderr_buffer_clone = std::sync::Arc::clone(&stderr_buffer);
+
+    let mut stderr_thread = None;
+    if let Some(stderr) = child.stderr.take() {
+        stderr_thread = Some(std::thread::spawn(move || {
+            let reader = std::io::BufReader::new(stderr);
+            for line in reader.lines().map_while(Result::ok) {
+                stderr_buffer_clone.lock().unwrap().push(line);
+            }
+        }));
+    }
+
+    if let Some(ref p) = pb {
+        p.enable_steady_tick(std::time::Duration::from_millis(100));
+    }
+
+    if let Some(stdout) = child.stdout.take() {
+        let reader = std::io::BufReader::new(stdout);
+        for line in reader.lines().map_while(Result::ok) {
+            process_stdout_line(&line, pb.as_ref())?;
+            if let Some(ref p) = pb {
+                p.tick();
+            }
+        }
+    }
+
+    if let Some(ref p) = pb {
+        p.finish_and_clear();
+    }
+
+    let status = child.wait().context("Failed to wait for child process")?;
+
+    if let Some(thread) = stderr_thread {
+        let _ = thread.join();
+    }
+
+    let stderr_lines = std::sync::Arc::try_unwrap(stderr_buffer).unwrap().into_inner().unwrap();
+
+    Ok(ProcessOutput { status, stderr_lines })
+}
+
+/// Performs a lock test action according to the `role` of the current actor. Actors may:
+///
+/// - Obtain an exclusive or shared lock for `lock_dir`,
+/// - Log actions in `log_file`,
+/// - Wait for a signal from `sig_file`.
+///
+/// Individual tests compose multiple role-based actions and verify the resulting action log.
+#[cfg(feature = "exocrate_tests")]
+pub(crate) fn run_test_lock_helper(
+    role: &str,
+    lock_dir: &std::path::Path,
+    log_file: &std::path::Path,
+    sig_file: &std::path::Path,
+) -> anyhow::Result<()> {
+    use std::io::Write as _;
+
+    let append_log = |msg: &str| -> anyhow::Result<()> {
+        let mut file = std::fs::OpenOptions::new().create(true).append(true).open(log_file)?;
+        writeln!(file, "{}", msg)?;
+        Ok(())
+    };
+
+    let wait_for_sig = || -> anyhow::Result<()> {
+        let start = std::time::Instant::now();
+        while !sig_file.exists() {
+            if start.elapsed() > std::time::Duration::from_secs(3) {
+                anyhow::bail!("Timeout waiting for signal file {:?}", sig_file);
+            }
+            std::thread::sleep(std::time::Duration::from_millis(50));
+        }
+        Ok(())
+    };
+
+    match role {
+        "reader-a" => {
+            let _lock = DirLock::lock_shared(lock_dir.to_path_buf())?;
+            append_log("SHARED_START_A")?;
+            wait_for_sig()?;
+            append_log("SHARED_END_A")?;
+        }
+        "reader-b" => {
+            let _lock = DirLock::lock_shared(lock_dir.to_path_buf())?;
+            append_log("SHARED_START_B")?;
+            std::fs::write(sig_file, "")?;
+            append_log("SHARED_END_B")?;
+        }
+        "writer-a" => {
+            let _lock = DirLock::lock_exclusive(lock_dir.to_path_buf())?;
+            append_log("EXCLUSIVE_START_A")?;
+            wait_for_sig()?;
+            append_log("EXCLUSIVE_END_A")?;
+        }
+        "reader-exclusion" => {
+            std::fs::write(sig_file, "")?;
+            let _lock = DirLock::lock_shared(lock_dir.to_path_buf())?;
+            append_log("SHARED_START_B")?;
+            append_log("SHARED_END_B")?;
+        }
+        _ => anyhow::bail!("Unknown test-lock-helper role: {}", role),
+    }
+
+    Ok(())
+}
+
+#[cfg(test)]
+#[macro_export]
+macro_rules! workspace_fixture {
+    ($dir:expr, { $($path:expr => $content:expr),* $(,)? }) => {{
+        let root = $dir.path();
+        $(
+            let file_path = root.join($path);
+            if let Some(parent) = file_path.parent() {
+                std::fs::create_dir_all(parent).unwrap();
+            }
+            std::fs::write(&file_path, $content).unwrap();
+        )*
+    }};
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_dir_lock_exclusive_mutual_exclusion() {
+        let temp_dir = tempfile::tempdir().unwrap();
+        let lock_path = temp_dir.path().to_path_buf();
+
+        let barrier = std::sync::Arc::new(std::sync::Barrier::new(2));
+        let barrier_clone = std::sync::Arc::clone(&barrier);
+        let lock_path_clone = lock_path.clone();
+
+        let lock_released = std::sync::Arc::new(std::sync::atomic::AtomicBool::new(false));
+        let lock_released_clone = std::sync::Arc::clone(&lock_released);
+
+        // Thread A acquires the lock.
+        let thread_a = std::thread::spawn(move || {
+            let _lock = DirLock::lock_exclusive(lock_path_clone).expect("Failed to lock exclusive");
+            barrier_clone.wait(); // Signal Thread B that A holds the lock.
+
+            // Simulate brief work holding the lock.
+            std::thread::sleep(std::time::Duration::from_millis(100));
+            lock_released_clone.store(true, std::sync::atomic::Ordering::Relaxed);
+            // _lock drops here, releasing the lock.
+        });
+
+        // Thread B waits for Thread A to acquire the lock, then tries to acquire it itself.
+        let thread_b = std::thread::spawn(move || {
+            barrier.wait(); // Wait for Thread A to acquire lock.
+
+            // Attempt to acquire lock. This should block until Thread A releases it.
+            let _lock = DirLock::lock_exclusive(lock_path).expect("Failed to lock exclusive in B");
+
+            // Assert that B only successfully locked the directory AFTER A released it.
+            assert!(
+                lock_released.load(std::sync::atomic::Ordering::Relaxed),
+                "Thread B acquired lock before Thread A released it!"
+            );
+        });
+
+        thread_a.join().unwrap();
+        thread_b.join().unwrap();
+    }
+
+    #[test]
+    fn test_dir_lock_shared_coexistence() {
+        let temp_dir = tempfile::tempdir().unwrap();
+        let lock_path = temp_dir.path().to_path_buf();
+
+        // Thread A acquires shared lock.
+        let lock_a = DirLock::lock_shared(lock_path.clone()).expect("Failed to lock shared");
+
+        // Thread B should be able to acquire shared lock immediately without blocking.
+        let lock_b = DirLock::lock_shared(lock_path).expect("Failed to lock shared concurrently");
+
+        // Both locks are held.
+        drop(lock_a);
+        drop(lock_b);
+    }
+}
diff --git a/anneal/v2/tests/test_prune_lake_cache.py b/anneal/tests/test_prune_lake_cache.py
similarity index 100%
rename from anneal/v2/tests/test_prune_lake_cache.py
rename to anneal/tests/test_prune_lake_cache.py
diff --git a/anneal/v2/tests/test_rewrite_lake_vendor.py b/anneal/tests/test_rewrite_lake_vendor.py
similarity index 100%
rename from anneal/v2/tests/test_rewrite_lake_vendor.py
rename to anneal/tests/test_rewrite_lake_vendor.py
diff --git a/anneal/.gitattributes b/anneal/v1/.gitattributes
similarity index 100%
rename from anneal/.gitattributes
rename to anneal/v1/.gitattributes
diff --git a/anneal/.gitignore b/anneal/v1/.gitignore
similarity index 100%
rename from anneal/.gitignore
rename to anneal/v1/.gitignore
diff --git a/anneal/AGENTS.md b/anneal/v1/AGENTS.md
similarity index 100%
rename from anneal/AGENTS.md
rename to anneal/v1/AGENTS.md
diff --git a/anneal/v2/Cargo.lock b/anneal/v1/Cargo.lock
similarity index 70%
rename from anneal/v2/Cargo.lock
rename to anneal/v1/Cargo.lock
index b2001ee37e..04bcfa1bdb 100644
--- a/anneal/v2/Cargo.lock
+++ b/anneal/v1/Cargo.lock
@@ -26,6 +26,16 @@ dependencies = [
  "memchr",
 ]
 
+[[package]]
+name = "annotate-snippets"
+version = "0.11.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "710e8eae58854cdc1790fcb56cca04d712a17be849eeb81da2a724bf4bae2bc4"
+dependencies = [
+ "anstyle",
+ "unicode-width 0.2.2",
+]
+
 [[package]]
 name = "anstream"
 version = "1.0.0"
@@ -82,6 +92,27 @@ version = "1.0.102"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7f202df86484c868dbad7eaa557ef785d5c66295e41b460ef922eca0723b842c"
 
+[[package]]
+name = "assert_cmd"
+version = "2.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9a686bbee5efb88a82df0621b236e74d925f470e5445d3220a5648b892ec99c9"
+dependencies = [
+ "anstyle",
+ "bstr",
+ "libc",
+ "predicates",
+ "predicates-core",
+ "predicates-tree",
+ "wait-timeout",
+]
+
+[[package]]
+name = "autocfg"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c08606f8c3cbf4ce6ec8e28fb0014a2c086708fe954eaa885384a6165172e7e8"
+
 [[package]]
 name = "backtrace"
 version = "0.3.76"
@@ -112,11 +143,26 @@ version = "0.22.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "72b3254f16251a8381aa12e40e3c4d2f0199f8c6508fbecb9d91f575e0fbb8c6"
 
+[[package]]
+name = "bit-set"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "08807e080ed7f9d5433fa9b275196cfc35414f66a0c79d864dc51a0d825231a3"
+dependencies = [
+ "bit-vec",
+]
+
+[[package]]
+name = "bit-vec"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5e764a1d40d510daf35e07be9eb06e75770908c27d411ee6c92109c9840eaaf7"
+
 [[package]]
 name = "bitflags"
-version = "2.11.1"
+version = "2.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c4512299f36f043ab09a583e57bceb5a5aab7a73db1805848e8fef3c9e8c78b3"
+checksum = "843867be96c8daad0d758b57df9392b6d8d271134fce549de6ce169ff98a92af"
 
 [[package]]
 name = "block-buffer"
@@ -127,11 +173,22 @@ dependencies = [
  "generic-array",
 ]
 
+[[package]]
+name = "bstr"
+version = "1.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "63044e1ae8e69f3b5a92c736ca6269b8d12fa7efe39bf34ddb06d102cf0e2cab"
+dependencies = [
+ "memchr",
+ "regex-automata",
+ "serde",
+]
+
 [[package]]
 name = "bumpalo"
-version = "3.20.3"
+version = "3.20.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "72f5acc6cb2ba439de613abc23857ec3d78374d8ed5ac84e9d11336e87da8649"
+checksum = "5d20789868f4b01b2f2caec9f5c4e0213b41e3e5702a50157d699ae31ced2fcb"
 
 [[package]]
 name = "bytes"
@@ -150,12 +207,16 @@ dependencies = [
 
 [[package]]
 name = "cargo-anneal"
-version = "0.1.0-alpha.22"
+version = "0.1.0-alpha.24"
 dependencies = [
  "anyhow",
- "cargo_metadata",
+ "assert_cmd",
+ "cargo_metadata 0.23.1",
  "clap",
  "clap-cargo",
+ "console",
+ "dashmap",
+ "datatest-stable",
  "env_logger",
  "exocrate",
  "fs2",
@@ -163,26 +224,57 @@ dependencies = [
  "log",
  "miette",
  "pathdiff",
+ "predicates",
+ "proc-macro2",
+ "quote",
  "rayon",
+ "regex",
  "serde",
  "serde_json",
  "sha2",
+ "similar",
+ "strip-ansi-escapes",
+ "syn",
  "tempfile",
- "thiserror",
- "toml_const",
+ "thiserror 2.0.18",
+ "toml",
+ "ui_test",
  "walkdir",
 ]
 
 [[package]]
 name = "cargo-platform"
-version = "0.3.3"
+version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd0061da739915fae12ea00e16397555ed4371a6bb285431aab930f61b0aa4ba"
+checksum = "e35af189006b9c0f00a064685c727031e3ed2d8020f7ba284d78cc2671bd36ea"
+dependencies = [
+ "serde",
+]
+
+[[package]]
+name = "cargo-platform"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "87a0c0e6148f11f01f32650a2ea02d532b2ad4e81d8bd41e6e565b5adc5e6082"
 dependencies = [
  "serde",
  "serde_core",
 ]
 
+[[package]]
+name = "cargo_metadata"
+version = "0.18.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2d886547e41f740c616ae73108f6eb70afe6d940c7bc697cb30f13daec073037"
+dependencies = [
+ "camino",
+ "cargo-platform 0.1.9",
+ "semver",
+ "serde",
+ "serde_json",
+ "thiserror 1.0.69",
+]
+
 [[package]]
 name = "cargo_metadata"
 version = "0.23.1"
@@ -190,18 +282,18 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ef987d17b0a113becdd19d3d0022d04d7ef41f9efe4f3fb63ac44ba61df3ade9"
 dependencies = [
  "camino",
- "cargo-platform",
+ "cargo-platform 0.3.2",
  "semver",
  "serde",
  "serde_json",
- "thiserror",
+ "thiserror 2.0.18",
 ]
 
 [[package]]
 name = "cc"
-version = "1.2.62"
+version = "1.2.59"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a1dce859f0832a7d088c4f1119888ab94ef4b5d6795d1ce05afb7fe159d79f98"
+checksum = "b7a4d3ec6524d28a329fc53654bbadc9bdd7b0431f5d65f1a56ffb28a1ee5283"
 dependencies = [
  "find-msvc-tools",
  "jobserver",
@@ -217,9 +309,9 @@ checksum = "9330f8b2ff13f34540b44e946ef35111825727b38d33286ef986142615121801"
 
 [[package]]
 name = "clap"
-version = "4.6.1"
+version = "4.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1ddb117e43bbf7dacf0a4190fef4d345b9bad68dfc649cb349e7d17d28428e51"
+checksum = "b193af5b67834b676abd72466a96c1024e6a6ad978a1f484bd90b85c94041351"
 dependencies = [
  "clap_builder",
  "clap_derive",
@@ -232,7 +324,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "936551935c8258754bb8216aec040957d261f977303754b9bf1a213518388006"
 dependencies = [
  "anstyle",
- "cargo_metadata",
+ "cargo_metadata 0.23.1",
  "clap",
  "serde",
  "serde_json",
@@ -252,9 +344,9 @@ dependencies = [
 
 [[package]]
 name = "clap_derive"
-version = "4.6.1"
+version = "4.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f2ce8604710f6733aa641a2b3731eaa1e8b3d9973d5e3565da11800813f997a9"
+checksum = "1110bd8a634a1ab8cb04345d8d878267d57c3cf1b38d91b71af6686408bbca6a"
 dependencies = [
  "heck",
  "proc-macro2",
@@ -268,12 +360,54 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c8d4a3bb8b1e0c1050499d1815f5ab16d04f0959b233085fb31653fbfc9d98f9"
 
+[[package]]
+name = "color-eyre"
+version = "0.6.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e5920befb47832a6d61ee3a3a846565cfa39b331331e68a3b1d1116630f2f26d"
+dependencies = [
+ "backtrace",
+ "color-spantrace",
+ "eyre",
+ "indenter",
+ "once_cell",
+ "owo-colors",
+ "tracing-error",
+]
+
+[[package]]
+name = "color-spantrace"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b8b88ea9df13354b55bc7234ebcce36e6ef896aca2e42a15de9e10edce01b427"
+dependencies = [
+ "once_cell",
+ "owo-colors",
+ "tracing-core",
+ "tracing-error",
+]
+
 [[package]]
 name = "colorchoice"
 version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1d07550c9036bf2ae0c684c4297d503f838287c83c53686d05370d0e139ae570"
 
+[[package]]
+name = "colored"
+version = "3.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "faf9468729b8cbcea668e36183cb69d317348c2e08e994829fb56ebfdfbaac34"
+dependencies = [
+ "windows-sys 0.61.2",
+]
+
+[[package]]
+name = "comma"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "55b672471b4e9f9e95499ea597ff64941a309b2cdbffcc46f2cc5e2d971fd335"
+
 [[package]]
 name = "console"
 version = "0.16.3"
@@ -304,6 +438,15 @@ dependencies = [
  "cfg-if",
 ]
 
+[[package]]
+name = "crossbeam-channel"
+version = "0.5.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "82b8f8f868b36967f9606790d1903570de9ceaf870a7bf9fbbd3016d636a2cb2"
+dependencies = [
+ "crossbeam-utils",
+]
+
 [[package]]
 name = "crossbeam-deque"
 version = "0.8.6"
@@ -339,6 +482,38 @@ dependencies = [
  "typenum",
 ]
 
+[[package]]
+name = "dashmap"
+version = "6.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5041cc499144891f3790297212f32a74fb938e5136a14943f338ef9e0ae276cf"
+dependencies = [
+ "cfg-if",
+ "crossbeam-utils",
+ "hashbrown 0.14.5",
+ "lock_api",
+ "once_cell",
+ "parking_lot_core",
+]
+
+[[package]]
+name = "datatest-stable"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a867d7322eb69cf3a68a5426387a25b45cb3b9c5ee41023ee6cea92e2afadd82"
+dependencies = [
+ "camino",
+ "fancy-regex",
+ "libtest-mimic",
+ "walkdir",
+]
+
+[[package]]
+name = "difflib"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6184e33543162437515c2e2b48714794e37845ec9851711914eec9d308f6ebe8"
+
 [[package]]
 name = "digest"
 version = "0.10.7"
@@ -370,11 +545,19 @@ dependencies = [
  "windows-sys 0.61.2",
 ]
 
+[[package]]
+name = "doc_gen"
+version = "0.1.0"
+dependencies = [
+ "tree-sitter",
+ "tree-sitter-lean4",
+]
+
 [[package]]
 name = "either"
-version = "1.16.0"
+version = "1.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "91622ff5e7162018101f2fea40d6ebf4a78bbe5a49736a2020649edf9693679e"
+checksum = "48c757948c5ede0e46177b7add2e67155f70e33c07fea8284df6576da70b3719"
 
 [[package]]
 name = "encode_unicode"
@@ -421,6 +604,12 @@ dependencies = [
  "windows-sys 0.61.2",
 ]
 
+[[package]]
+name = "escape8259"
+version = "0.5.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5692dd7b5a1978a5aeb0ce83b7655c58ca8efdcb79d21036ea249da95afec2c6"
+
 [[package]]
 name = "exocrate"
 version = "0.1.0"
@@ -436,20 +625,42 @@ dependencies = [
  "zstd",
 ]
 
+[[package]]
+name = "eyre"
+version = "0.6.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7cd915d99f24784cdc19fd37ef22b97e3ff0ae756c7e492e9fbfe897d61e2aec"
+dependencies = [
+ "indenter",
+ "once_cell",
+]
+
+[[package]]
+name = "fancy-regex"
+version = "0.14.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6e24cb5a94bcae1e5408b0effca5cd7172ea3c5755049c5f3af4cd283a165298"
+dependencies = [
+ "bit-set",
+ "regex-automata",
+ "regex-syntax",
+]
+
 [[package]]
 name = "fastrand"
-version = "2.4.1"
+version = "2.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9f1f227452a390804cdb637b74a86990f2a7d7ba4b7d5693aac9b4dd6defd8d6"
+checksum = "37909eebbb50d72f9059c3b6d82c0463f2ff062c9e95845c43a6c9c0355411be"
 
 [[package]]
 name = "filetime"
-version = "0.2.29"
+version = "0.2.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5c287a33c7f0a620c38e641e7f60827713987b3c0f26e8ddc9462cc69cf75759"
+checksum = "f98844151eee8917efc50bd9e8318cb963ae8b297431495d3f758616ea5c57db"
 dependencies = [
  "cfg-if",
  "libc",
+ "libredox",
 ]
 
 [[package]]
@@ -468,6 +679,15 @@ dependencies = [
  "miniz_oxide",
 ]
 
+[[package]]
+name = "float-cmp"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b09cf3155332e944990140d967ff5eceb70df778b34f77d8075db46e4704e6d8"
+dependencies = [
+ "num-traits",
+]
+
 [[package]]
 name = "foldhash"
 version = "0.1.5"
@@ -484,30 +704,6 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "futures-core"
-version = "0.3.32"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7e3450815272ef58cec6d564423f6e755e25379b217b0bc688e295ba24df6b1d"
-
-[[package]]
-name = "futures-task"
-version = "0.3.32"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "037711b3d59c33004d3856fbdc83b99d4ff37a24768fa1be9ce3538a1cde4393"
-
-[[package]]
-name = "futures-util"
-version = "0.3.32"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "389ca41296e6190b48053de0321d02a77f32f8a5d2461dd38762c0593805c6d6"
-dependencies = [
- "futures-core",
- "futures-task",
- "pin-project-lite",
- "slab",
-]
-
 [[package]]
 name = "generic-array"
 version = "0.14.7"
@@ -560,6 +756,12 @@ version = "0.32.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e629b9b98ef3dd8afe6ca2bd0f89306cec16d43d907889945bc5d6687f2f13c7"
 
+[[package]]
+name = "hashbrown"
+version = "0.14.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e5274423e17b7c9fc20b6e7e208532f9b19825d82dfd615708b70edd83df41f1"
+
 [[package]]
 name = "hashbrown"
 version = "0.15.5"
@@ -571,9 +773,9 @@ dependencies = [
 
 [[package]]
 name = "hashbrown"
-version = "0.17.1"
+version = "0.16.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ed5909b6e89a2db4456e54cd5f673791d7eca6732202bbf2a9cc504fe2f9b84a"
+checksum = "841d1cc9bed7f9236f321df977030373f4a4163ae1a7dbfe1a51a2c1a51d9100"
 
 [[package]]
 name = "heck"
@@ -583,9 +785,9 @@ checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea"
 
 [[package]]
 name = "http"
-version = "1.4.1"
+version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8be7462df143984c4598a256ef469b251d7d7f9e271135073e78fc535414f3d0"
+checksum = "e3ba2a386d7f85a81f119ad7498ebe444d2e22c2af0b86b069416ace48b3311a"
 dependencies = [
  "bytes",
  "itoa",
@@ -603,14 +805,20 @@ version = "2.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3d3067d79b975e8844ca9eb072e16b31c3c1c36928edf9c6789548c524d0d954"
 
+[[package]]
+name = "indenter"
+version = "0.3.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "964de6e86d545b246d84badc0fef527924ace5134f30641c203ef52ba83f58d5"
+
 [[package]]
 name = "indexmap"
-version = "2.14.0"
+version = "2.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d466e9454f08e4a911e14806c24e16fba1b4c121d1ea474396f396069cf949d9"
+checksum = "45a8a2b9cb3e0b0c1803dbb0758ffac5de2f425b23c28f518faabd9d805342ff"
 dependencies = [
  "equivalent",
- "hashbrown 0.17.1",
+ "hashbrown 0.16.1",
  "serde",
  "serde_core",
 ]
@@ -649,9 +857,9 @@ checksum = "8f42a60cbdf9a97f5d2305f08a87dc4e09308d1276d28c869c684d7777685682"
 
 [[package]]
 name = "jiff"
-version = "0.2.27"
+version = "0.2.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "392c70591e8749fe235ddaf513e6f58b26bce3dcc16524cecc8936f75afa161e"
+checksum = "1a3546dc96b6d42c5f24902af9e2538e82e39ad350b0c766eb3fbf2d8f3d8359"
 dependencies = [
  "jiff-static",
  "log",
@@ -662,9 +870,9 @@ dependencies = [
 
 [[package]]
 name = "jiff-static"
-version = "0.2.27"
+version = "0.2.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "47b605b0c050d845fc355bb11eb3f9a8deddc218ea60c76e61aa1f2adfb2c96a"
+checksum = "2a8c8b344124222efd714b73bb41f8b5120b27a7cc1c75593a6ff768d9d05aa4"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -683,35 +891,60 @@ dependencies = [
 
 [[package]]
 name = "js-sys"
-version = "0.3.99"
+version = "0.3.94"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "142bc4740e452c1e57ade0cbc129f139c9093e354346f0872ef985f4f5cf5f11"
+checksum = "2e04e2ef80ce82e13552136fabeef8a5ed1f985a96805761cbb9a2c34e7664d9"
 dependencies = [
- "cfg-if",
- "futures-util",
  "once_cell",
  "wasm-bindgen",
 ]
 
+[[package]]
+name = "lazy_static"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bbd2bcb4c963f2ddae06a2efc7e9f3591312473c50c6685e1f298068316e66fe"
+
 [[package]]
 name = "leb128fmt"
 version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "09edd9e8b54e49e587e4f6295a7d29c3ea94d469cb40ab8ca70b288248a81db2"
 
+[[package]]
+name = "levenshtein"
+version = "1.0.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "db13adb97ab515a3691f56e4dbab09283d0b86cb45abd991d8634a9d6f501760"
+
 [[package]]
 name = "libc"
-version = "0.2.186"
+version = "0.2.184"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "68ab91017fe16c622486840e4c83c9a37afeff978bd239b5293d61ece587de66"
+checksum = "48f5d2a454e16a5ea0f4ced81bd44e4cfc7bd3a507b61887c99fd3538b28e4af"
 
 [[package]]
 name = "libredox"
-version = "0.1.17"
+version = "0.1.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f02ab6bace2054fb888a3c16f990117b579d14a3088e472d63c6011fa185c9d3"
+checksum = "7ddbf48fd451246b1f8c2610bd3b4ac0cc6e149d89832867093ab69a17194f08"
 dependencies = [
+ "bitflags",
  "libc",
+ "plain",
+ "redox_syscall 0.7.3",
+]
+
+[[package]]
+name = "libtest-mimic"
+version = "0.8.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "14e6ba06f0ade6e504aff834d7c34298e5155c6baca353cc6a4aaff2f9fd7f33"
+dependencies = [
+ "anstream",
+ "anstyle",
+ "clap",
+ "escape8259",
 ]
 
 [[package]]
@@ -720,17 +953,26 @@ version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "32a66949e030da00e8c7d4434b251670a91556f4144941d37452769c25d58a53"
 
+[[package]]
+name = "lock_api"
+version = "0.4.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "224399e74b87b5f3557511d98dff8b14089b3dadafcab6bb93eab67d3aace965"
+dependencies = [
+ "scopeguard",
+]
+
 [[package]]
 name = "log"
-version = "0.4.30"
+version = "0.4.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "616ec5685824bcc94416c6d4a7a446eea774a31efd7062c8480ba6fd06d7a6e5"
+checksum = "5e5032e24019045c762d3c0f28f5b6b8bbf38563a65908389bf7978758920897"
 
 [[package]]
 name = "memchr"
-version = "2.8.1"
+version = "2.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6b947ae49db0d222b1dbc6b113ce7248a3fc3a6ca21b696717bfc000ba4484d8"
+checksum = "f8ca58f447f06ed17d5fc4043ce1b10dd205e060fb3ce5b979b8ed8e59ff3f79"
 
 [[package]]
 name = "miette"
@@ -772,6 +1014,21 @@ dependencies = [
  "simd-adler32",
 ]
 
+[[package]]
+name = "normalize-line-endings"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "61807f77802ff30975e01f4f071c8ba10c022052f98b3294119f3e615d13e5be"
+
+[[package]]
+name = "num-traits"
+version = "0.2.19"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "071dfc062690e90b734c0b2273ce72ad0ffa95f0c74596bc250dcfd960262841"
+dependencies = [
+ "autocfg",
+]
+
 [[package]]
 name = "object"
 version = "0.37.3"
@@ -805,6 +1062,19 @@ version = "4.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d211803b9b6b570f68772237e415a029d5a50c65d382910b879fb19d3271f94d"
 
+[[package]]
+name = "parking_lot_core"
+version = "0.9.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2621685985a2ebf1c516881c026032ac7deafcda1a2c9b7850dc81e3dfcb64c1"
+dependencies = [
+ "cfg-if",
+ "libc",
+ "redox_syscall 0.5.18",
+ "smallvec",
+ "windows-link",
+]
+
 [[package]]
 name = "pathdiff"
 version = "0.2.3"
@@ -818,73 +1088,75 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9b4f627cb1b25917193a259e49bdad08f671f8d9708acfd5fe0a8c1455d87220"
 
 [[package]]
-name = "phf"
-version = "0.13.1"
+name = "pin-project-lite"
+version = "0.2.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a89322df9ebe1c1578d689c92318e070967d1042b512afbe49518723f4e6d5cd"
+
+[[package]]
+name = "pkg-config"
+version = "0.3.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c1562dc717473dbaa4c1f85a36410e03c047b2e7df7f45ee938fbef64ae7fadf"
-dependencies = [
- "phf_macros",
- "phf_shared",
- "serde",
-]
+checksum = "7edddbd0b52d732b21ad9a5fab5c704c14cd949e5e9a1ec5929a24fded1b904c"
 
 [[package]]
-name = "phf_generator"
-version = "0.13.1"
+name = "plain"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "135ace3a761e564ec88c03a77317a7c6b80bb7f7135ef2544dbe054243b89737"
-dependencies = [
- "fastrand",
- "phf_shared",
-]
+checksum = "b4596b6d070b27117e987119b4dac604f3c58cfb0b191112e24771b2faeac1a6"
 
 [[package]]
-name = "phf_macros"
-version = "0.13.1"
+name = "portable-atomic"
+version = "1.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "812f032b54b1e759ccd5f8b6677695d5268c588701effba24601f6932f8269ef"
-dependencies = [
- "phf_generator",
- "phf_shared",
- "proc-macro2",
- "quote",
- "syn",
-]
+checksum = "c33a9471896f1c69cecef8d20cbe2f7accd12527ce60845ff44c153bb2a21b49"
 
 [[package]]
-name = "phf_shared"
-version = "0.13.1"
+name = "portable-atomic-util"
+version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e57fef6bc5981e38c2ce2d63bfa546861309f875b8a75f092d1d54ae2d64f266"
+checksum = "091397be61a01d4be58e7841595bd4bfedb15f1cd54977d79b8271e94ed799a3"
 dependencies = [
- "siphasher",
+ "portable-atomic",
 ]
 
 [[package]]
-name = "pin-project-lite"
-version = "0.2.17"
+name = "predicates"
+version = "3.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a89322df9ebe1c1578d689c92318e070967d1042b512afbe49518723f4e6d5cd"
+checksum = "ada8f2932f28a27ee7b70dd6c1c39ea0675c55a36879ab92f3a715eaa1e63cfe"
+dependencies = [
+ "anstyle",
+ "difflib",
+ "float-cmp",
+ "normalize-line-endings",
+ "predicates-core",
+ "regex",
+]
 
 [[package]]
-name = "pkg-config"
-version = "0.3.33"
+name = "predicates-core"
+version = "1.0.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "19f132c84eca552bf34cab8ec81f1c1dcc229b811638f9d283dceabe58c5569e"
+checksum = "cad38746f3166b4031b1a0d39ad9f954dd291e7854fcc0eed52ee41a0b50d144"
 
 [[package]]
-name = "portable-atomic"
-version = "1.13.1"
+name = "predicates-tree"
+version = "1.0.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c33a9471896f1c69cecef8d20cbe2f7accd12527ce60845ff44c153bb2a21b49"
+checksum = "d0de1b847b39c8131db0467e9df1ff60e6d0562ab8e9a16e568ad0fdb372e2f2"
+dependencies = [
+ "predicates-core",
+ "termtree",
+]
 
 [[package]]
-name = "portable-atomic-util"
-version = "0.2.7"
+name = "prettydiff"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c2a106d1259c23fac8e543272398ae0e3c0b8d33c88ed73d0cc71b0f1d902618"
+checksum = "ac17546d82912e64874e3d5b40681ce32eac4e5834344f51efcf689ff1550a65"
 dependencies = [
- "portable-atomic",
+ "owo-colors",
 ]
 
 [[package]]
@@ -929,9 +1201,9 @@ checksum = "f8dcc9c7d52a811697d2151c701e0d08956f92b0e24136cf4cf27b57a6a0d9bf"
 
 [[package]]
 name = "rayon"
-version = "1.12.0"
+version = "1.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fb39b166781f92d482534ef4b4b1b2568f42613b53e5b6c160e24cfbfa30926d"
+checksum = "368f01d005bf8fd9b1206fb6fa653e6c4a81ceb1466406b81792d87c5677a58f"
 dependencies = [
  "either",
  "rayon-core",
@@ -947,6 +1219,24 @@ dependencies = [
  "crossbeam-utils",
 ]
 
+[[package]]
+name = "redox_syscall"
+version = "0.5.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ed2bf2547551a7053d6fdfafda3f938979645c44812fbfcda098faae3f1a362d"
+dependencies = [
+ "bitflags",
+]
+
+[[package]]
+name = "redox_syscall"
+version = "0.7.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6ce70a74e890531977d37e532c34d45e9055d2409ed08ddba14529471ed0be16"
+dependencies = [
+ "bitflags",
+]
+
 [[package]]
 name = "redox_users"
 version = "0.5.2"
@@ -955,7 +1245,7 @@ checksum = "a4e608c6638b9c18977b00b475ac1f28d14e84b27d8d42f70e0bf1e3dec127ac"
 dependencies = [
  "getrandom 0.2.17",
  "libredox",
- "thiserror",
+ "thiserror 2.0.18",
 ]
 
 [[package]]
@@ -1007,6 +1297,27 @@ version = "0.1.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b50b8869d9fc858ce7266cce0194bd74df58b9d0e3f6df3a9fc8eb470d95c09d"
 
+[[package]]
+name = "rustc_version"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cfcb3a22ef46e85b45de6ee7e79d063319ebb6594faafcf1c225ea92ab6e9b92"
+dependencies = [
+ "semver",
+]
+
+[[package]]
+name = "rustfix"
+version = "0.8.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "82fa69b198d894d84e23afde8e9ab2af4400b2cba20d6bf2b428a8b01c222c5a"
+dependencies = [
+ "serde",
+ "serde_json",
+ "thiserror 1.0.69",
+ "tracing",
+]
+
 [[package]]
 name = "rustix"
 version = "1.1.4"
@@ -1022,9 +1333,9 @@ dependencies = [
 
 [[package]]
 name = "rustls"
-version = "0.23.40"
+version = "0.23.37"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ef86cd5876211988985292b91c96a8f2d298df24e75989a43a3c73f2d4d8168b"
+checksum = "758025cb5fccfd3bc2fd74708fd4682be41d99e5dff73c377c0646c6012c73a4"
 dependencies = [
  "log",
  "once_cell",
@@ -1037,9 +1348,9 @@ dependencies = [
 
 [[package]]
 name = "rustls-pki-types"
-version = "1.14.1"
+version = "1.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "30a7197ae7eb376e574fe940d068c30fe0462554a3ddbe4eca7838e049c937a9"
+checksum = "be040f8b0a225e40375822a563fa9524378b9d63112f53e19ffff34df5d33fdd"
 dependencies = [
  "zeroize",
 ]
@@ -1070,11 +1381,17 @@ dependencies = [
  "winapi-util",
 ]
 
+[[package]]
+name = "scopeguard"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
+
 [[package]]
 name = "semver"
-version = "1.0.28"
+version = "1.0.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8a7852d02fc848982e0c167ef163aaff9cd91dc640ba85e263cb1ce46fae51cd"
+checksum = "d767eb0aabc880b29956c35734170f26ed551a859dbd361d140cdbeca61ab1e2"
 dependencies = [
  "serde",
  "serde_core",
@@ -1112,10 +1429,11 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.150"
+version = "1.0.149"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e8014e44b4736ed0538adeecded0fce2a272f22dc9578a7eb6b2d9993c74cfb9"
+checksum = "83fc039473c5595ace860d8c4fafa220ff474b3fc6bfdb4293327f1a37e94d86"
 dependencies = [
+ "indexmap",
  "itoa",
  "memchr",
  "serde",
@@ -1125,11 +1443,11 @@ dependencies = [
 
 [[package]]
 name = "serde_spanned"
-version = "1.1.1"
+version = "0.6.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6662b5879511e06e8999a8a235d848113e942c9124f211511b16466ee2995f26"
+checksum = "bf41e0cfaf7226dca15e8197172c295a782857fcb97fad1808a166870dee75a3"
 dependencies = [
- "serde_core",
+ "serde",
 ]
 
 [[package]]
@@ -1149,6 +1467,15 @@ version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dbb83f144cbda94be5d2278400eee9e0a03eb68b5504349943655b7b1603c4af"
 
+[[package]]
+name = "sharded-slab"
+version = "0.1.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f40ca3c46823713e0d4209592e8d6e826aa57e928f09752619fc696c499637f6"
+dependencies = [
+ "lazy_static",
+]
+
 [[package]]
 name = "shlex"
 version = "1.3.0"
@@ -1162,16 +1489,42 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "703d5c7ef118737c72f1af64ad2f6f8c5e1921f818cdcb97b8fe6fc69bf66214"
 
 [[package]]
-name = "siphasher"
-version = "1.0.3"
+name = "similar"
+version = "2.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bbbb5d9659141646ae647b42fe094daf6c6192d1620870b449d9557f748b2daa"
+
+[[package]]
+name = "smallvec"
+version = "1.15.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "67b1b7a3b5fe4f1376887184045fcf45c69e92af734b7aaddc05fb777b6fbd03"
+
+[[package]]
+name = "spanned"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c92d4b0c055fde758f086eb4a6e73410247df8a3837fd606d2caeeaf72aa566d"
+dependencies = [
+ "anyhow",
+ "bstr",
+ "color-eyre",
+]
+
+[[package]]
+name = "streaming-iterator"
+version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8ee5873ec9cce0195efcb7a4e9507a04cd49aec9c83d0389df45b1ef7ba2e649"
+checksum = "2b2231b7c3057d5e4ad0156fb3dc807d900806020c5ffa3ee6ff2c8c76fb8520"
 
 [[package]]
-name = "slab"
-version = "0.4.12"
+name = "strip-ansi-escapes"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0c790de23124f9ab44544d7ac05d60440adc586479ce501c1d6d7da3cd8c9cf5"
+checksum = "2a8f8038e7e7969abb3f1b7c2a811225e9296da208539e0f79c5251d6cac0025"
+dependencies = [
+ "vte",
+]
 
 [[package]]
 name = "strsim"
@@ -1251,6 +1604,12 @@ dependencies = [
  "windows-sys 0.61.2",
 ]
 
+[[package]]
+name = "termtree"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8f50febec83f5ee1df3015341d8bd429f2d1cc62bcba7ea2076759d315084683"
+
 [[package]]
 name = "textwrap"
 version = "0.16.2"
@@ -1261,13 +1620,33 @@ dependencies = [
  "unicode-width 0.2.2",
 ]
 
+[[package]]
+name = "thiserror"
+version = "1.0.69"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b6aaf5339b578ea85b50e080feb250a3e8ae8cfcdff9a461c9ec2904bc923f52"
+dependencies = [
+ "thiserror-impl 1.0.69",
+]
+
 [[package]]
 name = "thiserror"
 version = "2.0.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4288b5bcbc7920c07a1149a35cf9590a2aa808e0bc1eafaade0b80947865fbc4"
 dependencies = [
- "thiserror-impl",
+ "thiserror-impl 2.0.18",
+]
+
+[[package]]
+name = "thiserror-impl"
+version = "1.0.69"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4fee6c4efc90059e10f81e6d42c60a18f76588c3d74cb83a0b242a2b6c7504c1"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
 ]
 
 [[package]]
@@ -1281,74 +1660,158 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "thread_local"
+version = "1.1.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f60246a4944f24f6e018aa17cdeffb7818b76356965d03b07d6a9886e8962185"
+dependencies = [
+ "cfg-if",
+]
+
 [[package]]
 name = "toml"
-version = "0.9.12+spec-1.1.0"
+version = "0.8.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cf92845e79fc2e2def6a5d828f0801e29a2f8acc037becc5ab08595c7d5e9863"
+checksum = "dc1beb996b9d83529a9e75c17a1686767d148d70663143c7854d8b4a09ced362"
 dependencies = [
- "indexmap",
- "serde_core",
+ "serde",
  "serde_spanned",
  "toml_datetime",
- "toml_parser",
- "toml_writer",
- "winnow 0.7.15",
+ "toml_edit",
 ]
 
 [[package]]
-name = "toml_const"
-version = "1.3.0"
+name = "toml_datetime"
+version = "0.6.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "389864cf501669b741746e9bc35e66c67f2b80266482ad04c452e2410433f205"
+checksum = "22cddaf88f4fbc13c51aebbf5f8eceb5c7c5a9da2ac40a13519eb5b0a0e8f11c"
 dependencies = [
- "phf",
- "toml",
- "toml_const_macros",
+ "serde",
 ]
 
 [[package]]
-name = "toml_const_macros"
-version = "1.3.0"
+name = "toml_edit"
+version = "0.22.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e3e0f202adfb96027640ad9786a0657775414482cfd840c19e9957ada8cfbbfd"
+checksum = "41fe8c660ae4257887cf66394862d21dbca4a6ddd26f04a3560410406a2f819a"
 dependencies = [
  "indexmap",
- "proc-macro2",
- "quote",
- "syn",
- "toml",
+ "serde",
+ "serde_spanned",
+ "toml_datetime",
+ "toml_write",
+ "winnow",
 ]
 
 [[package]]
-name = "toml_datetime"
-version = "0.7.5+spec-1.1.0"
+name = "toml_write"
+version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "92e1cfed4a3038bc5a127e35a2d360f145e1f4b971b551a2ba5fd7aedf7e1347"
+checksum = "5d99f8c9a7727884afe522e9bd5edbfc91a3312b36a77b5fb8926e4c31a41801"
+
+[[package]]
+name = "tracing"
+version = "0.1.44"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "63e71662fa4b2a2c3a26f570f037eb95bb1f85397f3cd8076caed2f026a6d100"
 dependencies = [
- "serde_core",
+ "pin-project-lite",
+ "tracing-core",
+]
+
+[[package]]
+name = "tracing-core"
+version = "0.1.36"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "db97caf9d906fbde555dd62fa95ddba9eecfd14cb388e4f491a66d74cd5fb79a"
+dependencies = [
+ "once_cell",
+ "valuable",
+]
+
+[[package]]
+name = "tracing-error"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b1581020d7a273442f5b45074a6a57d5757ad0a47dac0e9f0bd57b81936f3db"
+dependencies = [
+ "tracing",
+ "tracing-subscriber",
+]
+
+[[package]]
+name = "tracing-subscriber"
+version = "0.3.23"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cb7f578e5945fb242538965c2d0b04418d38ec25c79d160cd279bf0731c8d319"
+dependencies = [
+ "sharded-slab",
+ "thread_local",
+ "tracing-core",
 ]
 
 [[package]]
-name = "toml_parser"
-version = "1.1.2+spec-1.1.0"
+name = "tree-sitter"
+version = "0.25.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a2abe9b86193656635d2411dc43050282ca48aa31c2451210f4202550afb7526"
+checksum = "78f873475d258561b06f1c595d93308a7ed124d9977cb26b148c2084a4a3cc87"
 dependencies = [
- "winnow 1.0.3",
+ "cc",
+ "regex",
+ "regex-syntax",
+ "serde_json",
+ "streaming-iterator",
+ "tree-sitter-language",
 ]
 
 [[package]]
-name = "toml_writer"
-version = "1.1.1+spec-1.1.0"
+name = "tree-sitter-language"
+version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "756daf9b1013ebe47a8776667b466417e2d4c5679d441c26230efd9ef78692db"
+checksum = "009994f150cc0cd50ff54917d5bc8bffe8cad10ca10d81c34da2ec421ae61782"
+
+[[package]]
+name = "tree-sitter-lean4"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d274c5b559d3a46a0d5d200fc0593fa3fda035304fa794d5d4a760fbf69c2a5e"
+dependencies = [
+ "cc",
+ "tree-sitter",
+]
 
 [[package]]
 name = "typenum"
-version = "1.20.0"
+version = "1.19.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "40ce102ab67701b8526c123c1bab5cbe42d7040ccfd0f64af1a385808d2f43de"
+checksum = "562d481066bde0658276a35467c4af00bdc6ee726305698a55b86e61d7ad82bb"
+
+[[package]]
+name = "ui_test"
+version = "0.30.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ada249620d81f010b9a1472b63a5077ac7c722dd0f4bacf6528b313d0b8c15d8"
+dependencies = [
+ "annotate-snippets",
+ "anyhow",
+ "bstr",
+ "cargo-platform 0.1.9",
+ "cargo_metadata 0.18.1",
+ "color-eyre",
+ "colored",
+ "comma",
+ "crossbeam-channel",
+ "indicatif",
+ "levenshtein",
+ "prettydiff",
+ "regex",
+ "rustc_version",
+ "rustfix",
+ "serde",
+ "serde_json",
+ "spanned",
+]
 
 [[package]]
 name = "unicode-ident"
@@ -1439,12 +1902,36 @@ version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
 
+[[package]]
+name = "valuable"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ba73ea9cf16a25df0c8caa16c51acb937d5712a8429db78a3ee29d5dcacd3a65"
+
 [[package]]
 name = "version_check"
 version = "0.9.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0b928f33d975fc6ad9f86c8f283853ad26bdd5b10b7f1542aa2fa15e2289105a"
 
+[[package]]
+name = "vte"
+version = "0.14.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "231fdcd7ef3037e8330d8e17e61011a2c244126acc0a982f4040ac3f9f0bc077"
+dependencies = [
+ "memchr",
+]
+
+[[package]]
+name = "wait-timeout"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "09ac3b126d3914f9849036f826e054cbabdc8519970b8998ddaf3b5bd3c65f11"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "walkdir"
 version = "2.5.0"
@@ -1463,11 +1950,11 @@ checksum = "ccf3ec651a847eb01de73ccad15eb7d99f80485de043efb2f370cd654f4ea44b"
 
 [[package]]
 name = "wasip2"
-version = "1.0.3+wasi-0.2.9"
+version = "1.0.2+wasi-0.2.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "20064672db26d7cdc89c7798c48a0fdfac8213434a1186e5ef29fd560ae223d6"
+checksum = "9517f9239f02c069db75e65f174b3da828fe5f5b945c4dd26bd25d89c03ebcf5"
 dependencies = [
- "wit-bindgen 0.57.1",
+ "wit-bindgen",
 ]
 
 [[package]]
@@ -1476,14 +1963,14 @@ version = "0.4.0+wasi-0.3.0-rc-2026-01-06"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5428f8bf88ea5ddc08faddef2ac4a67e390b88186c703ce6dbd955e1c145aca5"
 dependencies = [
- "wit-bindgen 0.51.0",
+ "wit-bindgen",
 ]
 
 [[package]]
 name = "wasm-bindgen"
-version = "0.2.122"
+version = "0.2.117"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3ed04576f974d2b2fba0f38c51dbc5518011e38c36bf1143164be765528fd409"
+checksum = "0551fc1bb415591e3372d0bc4780db7e587d84e2a7e79da121051c5c4b89d0b0"
 dependencies = [
  "cfg-if",
  "once_cell",
@@ -1494,9 +1981,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro"
-version = "0.2.122"
+version = "0.2.117"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "916151b09da36bd82f6615cbf3a419e2f0ba23a03c6160e8e92eb6bd4aa1dec6"
+checksum = "7fbdf9a35adf44786aecd5ff89b4563a90325f9da0923236f6104e603c7e86be"
 dependencies = [
  "quote",
  "wasm-bindgen-macro-support",
@@ -1504,9 +1991,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro-support"
-version = "0.2.122"
+version = "0.2.117"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "299047362ccbfce148b67ab7e73349f77748e00c8296f9542adfad2ad82c5c5e"
+checksum = "dca9693ef2bab6d4e6707234500350d8dad079eb508dca05530c85dc3a529ff2"
 dependencies = [
  "bumpalo",
  "proc-macro2",
@@ -1517,9 +2004,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-shared"
-version = "0.2.122"
+version = "0.2.117"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9a929b2c61f11ba3e9bc35b50c1f25cb38e0e892c0c231ae2b8cf78d5dad4437"
+checksum = "39129a682a6d2d841b6c429d0c51e5cb0ed1a03829d8b3d1e69a011e62cb3d3b"
 dependencies = [
  "unicode-ident",
 ]
@@ -1570,9 +2057,9 @@ dependencies = [
 
 [[package]]
 name = "webpki-roots"
-version = "1.0.7"
+version = "1.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "52f5ee44c96cf55f1b349600768e3ece3a8f26010c05265ab73f945bb1a2eb9d"
+checksum = "22cfaf3c063993ff62e73cb4311efde4db1efb31ab78a3e5c457939ad5cc0bed"
 dependencies = [
  "rustls-pki-types",
 ]
@@ -1701,12 +2188,9 @@ name = "winnow"
 version = "0.7.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "df79d97927682d2fd8adb29682d1140b343be4ac0f08fd68b7765d9c059d3945"
-
-[[package]]
-name = "winnow"
-version = "1.0.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0592e1c9d151f854e6fd382574c3a0855250e1d9b2f99d9281c6e6391af352f1"
+dependencies = [
+ "memchr",
+]
 
 [[package]]
 name = "wit-bindgen"
@@ -1717,12 +2201,6 @@ dependencies = [
  "wit-bindgen-rust-macro",
 ]
 
-[[package]]
-name = "wit-bindgen"
-version = "0.57.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1ebf944e87a7c253233ad6766e082e3cd714b5d03812acc24c318f549614536e"
-
 [[package]]
 name = "wit-bindgen-core"
 version = "0.51.0"
diff --git a/anneal/v1/Cargo.toml b/anneal/v1/Cargo.toml
new file mode 100644
index 0000000000..c56b451beb
--- /dev/null
+++ b/anneal/v1/Cargo.toml
@@ -0,0 +1,113 @@
+[workspace]
+members = [".", "tools/doc_gen"]
+
+[package]
+name = "cargo-anneal"
+edition = "2024"
+version = "0.1.0-alpha.24"
+description = "Formally verify that your safety comments are correct."
+categories = [
+  "development-tools::cargo-plugins",
+  "development-tools::testing",
+  "compilers",
+  "mathematics",
+  "security",
+]
+keywords = ["verification", "cargo", "plugin", "unsafe", "lean"]
+authors = ["Joshua Liebow-Feeser <joshlf@google.com>"]
+license = "BSD-2-Clause OR Apache-2.0 OR MIT"
+repository = "https://github.com/google/zerocopy/tree/main/anneal/v1"
+publish = true
+
+exclude = [".*", "testdata"]
+
+# FIXME: Replace these placeholder archive URLs and hashes before publishing
+# this crate; `cargo anneal setup` uses this metadata by default when callers
+# do not provide a local archive.
+[package.metadata.exocrate.linux.x86_64]
+sha256 = "d3d7bbcdfd2645f10e3e64a85b3e848197033992337c969a45576a3d0ec517d9"
+url = "https://github.com/google/zerocopy/releases/download/anneal-toolchains-v0.1.0-alpha.24-27079750833-09497849a10d/anneal-toolchain-linux-x86_64.tar.zst"
+
+[package.metadata.exocrate.macos.x86_64]
+sha256 = "1252f15262d11f49795c8ed182a8b47f2ae4e627d90babb2f10636349f686438"
+url = "https://github.com/google/zerocopy/releases/download/anneal-toolchains-v0.1.0-alpha.24-27079750833-09497849a10d/anneal-toolchain-macos-x86_64.tar.zst"
+
+[package.metadata.exocrate.linux.aarch64]
+sha256 = "a9c496fcf21670b2306d02722b9afcf375149315e929d53b6a7585d4daa19710"
+url = "https://github.com/google/zerocopy/releases/download/anneal-toolchains-v0.1.0-alpha.24-27079750833-09497849a10d/anneal-toolchain-linux-aarch64.tar.zst"
+
+[package.metadata.exocrate.macos.aarch64]
+sha256 = "b4e0a5b420eb441e37564c365f06c215f61a3b825fc3df37293da7c3010d2b81"
+url = "https://github.com/google/zerocopy/releases/download/anneal-toolchains-v0.1.0-alpha.24-27079750833-09497849a10d/anneal-toolchain-macos-aarch64.tar.zst"
+
+[dependencies]
+anyhow = "1.0.102"
+cargo_metadata = "0.23.1"
+clap = { version = "4.6.0", features = ["derive"] }
+clap-cargo = { version = "0.18.3", features = ["cargo_metadata"] }
+dashmap = "6.1.0"
+env_logger = "0.11.10"
+log = "0.4.29"
+miette = { version = "7.6.0", features = ["derive", "fancy"] }
+proc-macro2 = { version = "1.0.106", features = ["span-locations"] }
+rayon = "1.11.0"
+serde = { version = "1.0.228", features = ["derive"] }
+serde_json = "1.0.149"
+syn = { version = "2.0.117", features = [
+  "full",
+  "visit",
+  "extra-traits",
+  "parsing",
+  "printing",
+] }
+quote = "1.0"
+thiserror = "2.0.18"
+walkdir = "2.5.0"
+indicatif = { version = "0.18.4", features = ["improved_unicode"] }
+console = "0.16.3"
+exocrate = { path = "../../exocrate" }
+sha2 = "0.10"
+fs2 = "0.4"
+pathdiff = "0.2.3"
+toml = "0.8"
+tempfile = "3.27.0"
+
+[build-dependencies]
+sha2 = "0.10"
+toml = "0.8"
+
+[dev-dependencies]
+syn = { version = "2.0.117", features = [
+  "printing",
+  "full",
+  "visit",
+  "extra-traits",
+  "parsing",
+] }
+proc-macro2 = { version = "1.0.106", features = ["span-locations"] }
+ui_test = "0.30.4"
+assert_cmd = "2.2.0"
+
+predicates = "3.1.4"
+
+datatest-stable = "0.3.3"
+serde = { version = "1.0", features = ["derive"] }
+toml = "0.8"
+regex = "1.0"
+strip-ansi-escapes = "0.2.1"
+similar = "2.7.0"
+
+[package.metadata.build_rs]
+
+# The commit hash of the Aeneas repository to use.
+#
+# FIXME: Add a CI step to verify that this commit exists and matches the
+# toolchain version.
+aeneas_rev = "42c0e90dacf486f7d3ed5b6cde3a9a81f04915a4"
+
+# The Lean toolchain version to use. This must match the version of Lean used
+# by Aeneas in the `lean-toolchain` file in the commit above.
+lean_toolchain = "leanprover/lean4:v4.30.0-rc2"
+[[test]]
+name = "integration"
+harness = false
diff --git a/anneal/Dockerfile b/anneal/v1/Dockerfile
similarity index 94%
rename from anneal/Dockerfile
rename to anneal/v1/Dockerfile
index 37a9a03d84..6a0c6482c9 100644
--- a/anneal/Dockerfile
+++ b/anneal/v1/Dockerfile
@@ -1,6 +1,6 @@
 FROM python:3.11-slim AS extractor
 WORKDIR /app
-COPY anneal/Cargo.toml ./
+COPY anneal/v1/Cargo.toml ./
 # Remove the [workspace] section so it can be built as a standalone package.
 # Also inject tree-sitter dependencies used by doc_gen to cache them too.
 RUN sed '1,2d' Cargo.toml > Cargo.toml.no_workspace && \
@@ -51,17 +51,17 @@ ENV ANNEAL_INTEGRATION_TARGET_DIR=/cache/anneal_target
 # via a volume mount, causing dependencies to be rebuilt once in the volume.
 # This double-build is intentional to support both environments efficiently.
 ENV CARGO_TARGET_DIR=/opt/anneal_target
-WORKDIR /workspace/anneal
+WORKDIR /workspace/anneal/v1
 
 # Copy the workspace configuration (without workspace section) and lockfile.
 COPY --from=extractor --chown=anneal:anneal /app/Cargo.toml.no_workspace ./Cargo.toml
-COPY --chown=anneal:anneal anneal/Cargo.lock ./
+COPY --chown=anneal:anneal anneal/v1/Cargo.lock ./
 
 # Copy source files needed to compile dependency-heavy modules.
-COPY --chown=anneal:anneal anneal/src/setup.rs ./src/
+COPY --chown=anneal:anneal anneal/v1/src/setup.rs ./src/
 COPY --chown=anneal:anneal exocrate/Cargo.toml /workspace/exocrate/Cargo.toml
 COPY --chown=anneal:anneal exocrate/src /workspace/exocrate/src
-COPY --chown=anneal:anneal anneal/build.rs ./
+COPY --chown=anneal:anneal anneal/v1/build.rs ./
 
 # Create a minimal `main.rs` and a dummy test file.
 # This allows us to build dependencies in the image without copying the full
diff --git a/anneal/v1/LICENSE-APACHE b/anneal/v1/LICENSE-APACHE
new file mode 120000
index 0000000000..1cd601d0a3
--- /dev/null
+++ b/anneal/v1/LICENSE-APACHE
@@ -0,0 +1 @@
+../../LICENSE-APACHE
\ No newline at end of file
diff --git a/anneal/v1/LICENSE-BSD b/anneal/v1/LICENSE-BSD
new file mode 120000
index 0000000000..0af6dcc0d3
--- /dev/null
+++ b/anneal/v1/LICENSE-BSD
@@ -0,0 +1 @@
+../../LICENSE-BSD
\ No newline at end of file
diff --git a/anneal/v1/LICENSE-MIT b/anneal/v1/LICENSE-MIT
new file mode 120000
index 0000000000..b2cfbdc7b0
--- /dev/null
+++ b/anneal/v1/LICENSE-MIT
@@ -0,0 +1 @@
+../../LICENSE-MIT
\ No newline at end of file
diff --git a/anneal/README.md b/anneal/v1/README.md
similarity index 100%
rename from anneal/README.md
rename to anneal/v1/README.md
diff --git a/anneal/build.rs b/anneal/v1/build.rs
similarity index 100%
rename from anneal/build.rs
rename to anneal/v1/build.rs
diff --git a/anneal/docker.sh b/anneal/v1/docker.sh
similarity index 97%
rename from anneal/docker.sh
rename to anneal/v1/docker.sh
index d0d9ae3085..740f788df6 100755
--- a/anneal/docker.sh
+++ b/anneal/v1/docker.sh
@@ -36,10 +36,10 @@ fi
 
 # Resolve the directory paths required to build the image and mount the
 # workspace volume into the container. The Docker build context is the repo
-# worktree root so the Dockerfile can copy both `anneal/` and the root-level
+# worktree root so the Dockerfile can copy both `anneal/v1/` and the root-level
 # `exocrate/` crate.
 ANNEAL_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
-WORKTREE_DIR="$(cd "$ANNEAL_DIR/.." >/dev/null 2>&1 && pwd)"
+WORKTREE_DIR="$(cd "$ANNEAL_DIR/../.." >/dev/null 2>&1 && pwd)"
 # To avoid pollution between different git worktrees, we generate a unique
 # worktree ID and store it in a file. This ensures each worktree gets its own
 # isolated cache volume and Docker image tag.
@@ -187,7 +187,7 @@ done
 # Determine the user's current working directory relative to the repository.
 # This path is passed to Docker so that the container executes the requested
 # command in the same relative directory as the caller.
-REL_PATH=$(realpath --relative-to="$WORKTREE_DIR" "$(pwd)" 2>/dev/null || echo "anneal")
+REL_PATH=$(realpath --relative-to="$WORKTREE_DIR" "$(pwd)" 2>/dev/null || echo "anneal/v1")
 WORKDIR="/workspace/$REL_PATH"
 
 exec "${DOCKER_CMD[@]}" run "${DOCKER_FLAGS[@]}" \
diff --git a/anneal/docs/agent/01_philosophy_and_pipeline.md b/anneal/v1/docs/agent/01_philosophy_and_pipeline.md
similarity index 100%
rename from anneal/docs/agent/01_philosophy_and_pipeline.md
rename to anneal/v1/docs/agent/01_philosophy_and_pipeline.md
diff --git a/anneal/docs/agent/02_rust_to_lean_mapping.md b/anneal/v1/docs/agent/02_rust_to_lean_mapping.md
similarity index 100%
rename from anneal/docs/agent/02_rust_to_lean_mapping.md
rename to anneal/v1/docs/agent/02_rust_to_lean_mapping.md
diff --git a/anneal/docs/agent/03_memory_model.md b/anneal/v1/docs/agent/03_memory_model.md
similarity index 100%
rename from anneal/docs/agent/03_memory_model.md
rename to anneal/v1/docs/agent/03_memory_model.md
diff --git a/anneal/docs/agent/04_specifications_and_syntax.md b/anneal/v1/docs/agent/04_specifications_and_syntax.md
similarity index 100%
rename from anneal/docs/agent/04_specifications_and_syntax.md
rename to anneal/v1/docs/agent/04_specifications_and_syntax.md
diff --git a/anneal/docs/agent/05_proof_architecture.md b/anneal/v1/docs/agent/05_proof_architecture.md
similarity index 100%
rename from anneal/docs/agent/05_proof_architecture.md
rename to anneal/v1/docs/agent/05_proof_architecture.md
diff --git a/anneal/docs/agent/06_tactics_and_tooling.md b/anneal/v1/docs/agent/06_tactics_and_tooling.md
similarity index 100%
rename from anneal/docs/agent/06_tactics_and_tooling.md
rename to anneal/v1/docs/agent/06_tactics_and_tooling.md
diff --git a/anneal/docs/agent/07_workflow.md b/anneal/v1/docs/agent/07_workflow.md
similarity index 100%
rename from anneal/docs/agent/07_workflow.md
rename to anneal/v1/docs/agent/07_workflow.md
diff --git a/anneal/docs/design/design.md b/anneal/v1/docs/design/design.md
similarity index 100%
rename from anneal/docs/design/design.md
rename to anneal/v1/docs/design/design.md
diff --git a/anneal/docs/design/named_bounds.md b/anneal/v1/docs/design/named_bounds.md
similarity index 100%
rename from anneal/docs/design/named_bounds.md
rename to anneal/v1/docs/design/named_bounds.md
diff --git a/anneal/docs/images/logo.svg b/anneal/v1/docs/images/logo.svg
similarity index 100%
rename from anneal/docs/images/logo.svg
rename to anneal/v1/docs/images/logo.svg
diff --git a/anneal/examples/abs.rs b/anneal/v1/examples/abs.rs
similarity index 100%
rename from anneal/examples/abs.rs
rename to anneal/v1/examples/abs.rs
diff --git a/anneal/examples/anatomy.rs b/anneal/v1/examples/anatomy.rs
similarity index 100%
rename from anneal/examples/anatomy.rs
rename to anneal/v1/examples/anatomy.rs
diff --git a/anneal/examples/checked_add.rs b/anneal/v1/examples/checked_add.rs
similarity index 100%
rename from anneal/examples/checked_add.rs
rename to anneal/v1/examples/checked_add.rs
diff --git a/anneal/examples/const_generics.rs b/anneal/v1/examples/const_generics.rs
similarity index 100%
rename from anneal/examples/const_generics.rs
rename to anneal/v1/examples/const_generics.rs
diff --git a/anneal/examples/design_doc.rs b/anneal/v1/examples/design_doc.rs
similarity index 100%
rename from anneal/examples/design_doc.rs
rename to anneal/v1/examples/design_doc.rs
diff --git a/anneal/examples/linked_list.rs b/anneal/v1/examples/linked_list.rs
similarity index 100%
rename from anneal/examples/linked_list.rs
rename to anneal/v1/examples/linked_list.rs
diff --git a/anneal/examples/namespaces.rs b/anneal/v1/examples/namespaces.rs
similarity index 100%
rename from anneal/examples/namespaces.rs
rename to anneal/v1/examples/namespaces.rs
diff --git a/anneal/examples/never_type.rs b/anneal/v1/examples/never_type.rs
similarity index 100%
rename from anneal/examples/never_type.rs
rename to anneal/v1/examples/never_type.rs
diff --git a/anneal/examples/nopanic.rs b/anneal/v1/examples/nopanic.rs
similarity index 100%
rename from anneal/examples/nopanic.rs
rename to anneal/v1/examples/nopanic.rs
diff --git a/anneal/examples/positive_usize.rs b/anneal/v1/examples/positive_usize.rs
similarity index 100%
rename from anneal/examples/positive_usize.rs
rename to anneal/v1/examples/positive_usize.rs
diff --git a/anneal/examples/ptr_concat.rs b/anneal/v1/examples/ptr_concat.rs
similarity index 100%
rename from anneal/examples/ptr_concat.rs
rename to anneal/v1/examples/ptr_concat.rs
diff --git a/anneal/examples/size_of_align_of.rs b/anneal/v1/examples/size_of_align_of.rs
similarity index 100%
rename from anneal/examples/size_of_align_of.rs
rename to anneal/v1/examples/size_of_align_of.rs
diff --git a/anneal/examples/swap.rs b/anneal/v1/examples/swap.rs
similarity index 100%
rename from anneal/examples/swap.rs
rename to anneal/v1/examples/swap.rs
diff --git a/anneal/examples/unchecked_get.rs b/anneal/v1/examples/unchecked_get.rs
similarity index 100%
rename from anneal/examples/unchecked_get.rs
rename to anneal/v1/examples/unchecked_get.rs
diff --git a/anneal/examples/update_max.rs b/anneal/v1/examples/update_max.rs
similarity index 100%
rename from anneal/examples/update_max.rs
rename to anneal/v1/examples/update_max.rs
diff --git a/anneal/llms-full.txt b/anneal/v1/llms-full.txt
similarity index 100%
rename from anneal/llms-full.txt
rename to anneal/v1/llms-full.txt
diff --git a/anneal/llms.txt b/anneal/v1/llms.txt
similarity index 100%
rename from anneal/llms.txt
rename to anneal/v1/llms.txt
diff --git a/anneal/src/Anneal.lean b/anneal/v1/src/Anneal.lean
similarity index 100%
rename from anneal/src/Anneal.lean
rename to anneal/v1/src/Anneal.lean
diff --git a/anneal/src/aeneas.rs b/anneal/v1/src/aeneas.rs
similarity index 100%
rename from anneal/src/aeneas.rs
rename to anneal/v1/src/aeneas.rs
diff --git a/anneal/src/charon.rs b/anneal/v1/src/charon.rs
similarity index 100%
rename from anneal/src/charon.rs
rename to anneal/v1/src/charon.rs
diff --git a/anneal/src/diagnostics.rs b/anneal/v1/src/diagnostics.rs
similarity index 100%
rename from anneal/src/diagnostics.rs
rename to anneal/v1/src/diagnostics.rs
diff --git a/anneal/src/errors.rs b/anneal/v1/src/errors.rs
similarity index 100%
rename from anneal/src/errors.rs
rename to anneal/v1/src/errors.rs
diff --git a/anneal/src/generate.rs b/anneal/v1/src/generate.rs
similarity index 100%
rename from anneal/src/generate.rs
rename to anneal/v1/src/generate.rs
diff --git a/anneal/v1/src/main.rs b/anneal/v1/src/main.rs
new file mode 100644
index 0000000000..3d363b977d
--- /dev/null
+++ b/anneal/v1/src/main.rs
@@ -0,0 +1,184 @@
+mod aeneas;
+mod charon;
+mod diagnostics;
+mod errors;
+mod generate;
+mod parse;
+mod resolve;
+mod scanner;
+mod validate;
+
+mod setup;
+mod ui_test_shim;
+mod util;
+
+use clap::Parser;
+
+/// Anneal: A Literate Verification Toolchain
+#[derive(Parser, Debug)]
+#[command(name = "cargo-anneal", version, about, long_about = None)]
+struct Cli {
+    #[command(subcommand)]
+    command: Commands,
+}
+
+#[derive(clap::Subcommand, Debug)]
+enum Commands {
+    /// Verify a crate
+    Verify(resolve::Args),
+    /// Setup Anneal dependencies
+    Setup(resolve::SetupArgs),
+    /// Expand a crate's Lean output
+    Expand(ExpandArgs),
+    /// Generate Lean workspace and print paths without building
+    Generate(resolve::Args),
+    #[command(hide = true)]
+    ToolchainPath,
+}
+
+#[derive(clap::ValueEnum, Clone, Debug, Default, PartialEq)]
+pub enum EmitFormat {
+    #[default]
+    All,
+    Anneal,
+    Aeneas,
+}
+
+#[derive(Parser, Debug)]
+pub struct ExpandArgs {
+    #[command(flatten)]
+    pub resolve_args: resolve::Args,
+
+    /// Which tool's generated Lean code to output
+    #[arg(long, default_value_t, value_enum)]
+    pub emit: EmitFormat,
+}
+
+fn main() -> anyhow::Result<()> {
+    // Suppressing timestamps removes a source of nondeterminism that is
+    // difficult to work around in integration tests.
+    env_logger::builder().format_timestamp(None).init();
+
+    if std::env::var("ANNEAL_UI_TEST_MODE").is_ok() {
+        ui_test_shim::run();
+        return Ok(());
+    }
+
+    let mut args_iter = std::env::args_os().peekable();
+    let bin_name = args_iter.next().unwrap_or_else(|| "cargo-anneal".into());
+    // If we're being run as a cargo plugin, the second argument will be "anneal".
+    if args_iter.peek().is_some_and(|arg| arg == "anneal") {
+        args_iter.next();
+    }
+    let args = Cli::parse_from(std::iter::once(bin_name).chain(args_iter));
+
+    match args.command {
+        Commands::Verify(resolve_args) => {
+            prepare_and_run(&resolve_args, |locked_roots, packages| {
+                aeneas::verify_lean_workspace(locked_roots, packages)
+            })?;
+        }
+        Commands::Generate(resolve_args) => {
+            prepare_and_run(&resolve_args, |locked_roots, packages| {
+                aeneas::generate_lean_workspace(locked_roots, packages)?;
+                let lean_root = locked_roots.lean_root();
+                let toolchain = setup::Toolchain::resolve()?;
+                println!("Lean workspace generated at: {}", lean_root.display());
+                println!();
+                println!("To manually build and experiment:");
+                println!("  1. cd {}", lean_root.display());
+                println!(
+                    "  2. LAKE_CACHE_DIR={} {} --keep-toolchain build",
+                    toolchain.cache_dir().display(),
+                    toolchain.lean_bin().join("lake").display()
+                );
+                Ok(())
+            })?;
+        }
+        Commands::Setup(args) => {
+            setup::run_setup(setup::SetupArgs { local_archive: args.local_archive })?;
+        }
+        Commands::ToolchainPath => {
+            let toolchain = setup::Toolchain::resolve()?;
+            println!("{}", toolchain.bin_dir().display());
+        }
+        Commands::Expand(expand_args) => {
+            prepare_and_run(&expand_args.resolve_args, |locked_roots, packages| {
+                let lean_generated_root = locked_roots.lean_generated_root();
+
+                for artifact in packages {
+                    if artifact.start_from.is_empty() {
+                        continue;
+                    }
+
+                    let slug = artifact.artifact_slug();
+                    let output_dir = lean_generated_root.join(&slug);
+
+                    let emit_all = expand_args.emit == EmitFormat::All;
+                    let emit_anneal = emit_all || expand_args.emit == EmitFormat::Anneal;
+                    let emit_aeneas = emit_all || expand_args.emit == EmitFormat::Aeneas;
+
+                    println!("=== Lean expansion for: {} ===", artifact.name.target_name);
+
+                    if emit_aeneas {
+                        println!("--- Aeneas ---");
+                        // Read Aeneas outputs from disk
+                        let types_path = output_dir.join("Types.lean");
+                        let types_ext_path = output_dir.join("TypesExternal.lean");
+                        let funs_path = output_dir.join("Funs.lean");
+                        let funs_ext_path = output_dir.join("FunsExternal.lean");
+
+                        if types_path.exists() {
+                            println!("{}", std::fs::read_to_string(&types_path)?);
+                        }
+                        if types_ext_path.exists() {
+                            println!("{}", std::fs::read_to_string(&types_ext_path)?);
+                        }
+                        if funs_path.exists() {
+                            println!("{}", std::fs::read_to_string(&funs_path)?);
+                        }
+                        if funs_ext_path.exists() {
+                            println!("{}", std::fs::read_to_string(&funs_ext_path)?);
+                        }
+                    }
+
+                    if emit_anneal {
+                        println!("--- Anneal ---");
+                        let generated = generate::generate_artifact(artifact);
+                        println!("{}", generated.code);
+                    }
+                }
+
+                Ok(())
+            })?;
+        }
+    }
+
+    Ok(())
+}
+
+fn prepare_and_run<F, R>(resolve_args: &resolve::Args, f: F) -> anyhow::Result<Option<R>>
+where
+    F: FnOnce(&resolve::LockedRoots, &[scanner::AnnealArtifact]) -> anyhow::Result<R>,
+{
+    let roots = resolve::resolve_roots(resolve_args)?;
+
+    let packages = scanner::scan_workspace(&roots)?;
+    if packages.is_empty() {
+        log::warn!(
+            "No Anneal annotations (/// ```lean ...) found in the selected targets. Nothing to verify."
+        );
+        return Ok(None);
+    }
+
+    let locked_roots = roots.lock_run_root()?;
+    validate::validate_artifacts(
+        &packages,
+        resolve_args.allow_sorry,
+        resolve_args.unsound_allow_is_valid,
+    )?;
+    charon::run_charon(resolve_args, &locked_roots, &packages)?;
+    aeneas::run_aeneas(&locked_roots, &packages, resolve_args)?;
+
+    Ok(Some(f(&locked_roots, &packages)?))
+}
diff --git a/anneal/src/parse/attr.rs b/anneal/v1/src/parse/attr.rs
similarity index 100%
rename from anneal/src/parse/attr.rs
rename to anneal/v1/src/parse/attr.rs
diff --git a/anneal/src/parse/hkd.rs b/anneal/v1/src/parse/hkd.rs
similarity index 100%
rename from anneal/src/parse/hkd.rs
rename to anneal/v1/src/parse/hkd.rs
diff --git a/anneal/src/parse/mod.rs b/anneal/v1/src/parse/mod.rs
similarity index 100%
rename from anneal/src/parse/mod.rs
rename to anneal/v1/src/parse/mod.rs
diff --git a/anneal/src/resolve.rs b/anneal/v1/src/resolve.rs
similarity index 100%
rename from anneal/src/resolve.rs
rename to anneal/v1/src/resolve.rs
diff --git a/anneal/src/scanner.rs b/anneal/v1/src/scanner.rs
similarity index 100%
rename from anneal/src/scanner.rs
rename to anneal/v1/src/scanner.rs
diff --git a/anneal/src/setup.rs b/anneal/v1/src/setup.rs
similarity index 100%
rename from anneal/src/setup.rs
rename to anneal/v1/src/setup.rs
diff --git a/anneal/src/ui_test_shim.rs b/anneal/v1/src/ui_test_shim.rs
similarity index 100%
rename from anneal/src/ui_test_shim.rs
rename to anneal/v1/src/ui_test_shim.rs
diff --git a/anneal/v1/src/util.rs b/anneal/v1/src/util.rs
new file mode 100644
index 0000000000..fe085b37dc
--- /dev/null
+++ b/anneal/v1/src/util.rs
@@ -0,0 +1,59 @@
+use std::path::PathBuf;
+
+use anyhow::{Context, Result};
+use fs2::FileExt;
+
+/// Represents an active, exclusive lock on a directory.
+///
+/// This struct guarantees that the process holds an OS-level file lock
+/// guarding the specified directory.
+pub struct DirLock {
+    /// The path to the directory being guarded.
+    pub path: PathBuf,
+    // Kept alive to hold the flock
+    _file: std::fs::File,
+}
+
+impl DirLock {
+    /// Acquires an exclusive lock on the specified directory.
+    ///
+    /// This function blocks until the lock can be acquired. We use a
+    /// separate `.lock` file within the directory rather than locking
+    /// the directory itself to avoid platform-specific issues with
+    /// directory locking and to ensure the lock file persists even if
+    /// the directory is cleaned.
+    pub fn lock_exclusive(path: PathBuf) -> Result<Self> {
+        let file = Self::open_lock_file(&path)?;
+        file.lock_exclusive()
+            .with_context(|| format!("Failed to acquire exclusive lock on {:?}", path))?;
+        Ok(Self { path, _file: file })
+    }
+
+    fn open_lock_file(path: &std::path::Path) -> Result<std::fs::File> {
+        let lock_path = path.join(".lock");
+
+        // Ensure the directory exists
+        if let Some(parent) = lock_path.parent() {
+            std::fs::create_dir_all(parent).with_context(|| {
+                format!("Failed to create directory for lock file: {:?}", parent)
+            })?;
+        }
+        // If the lock file already exists, we open it in read-only mode.
+        // This prevents failures if the file is read-only (e.g., after
+        // making the toolchain directory read-only), while still allowing
+        // us to acquire shared and exclusive locks on the file descriptor.
+        if lock_path.exists() {
+            std::fs::OpenOptions::new()
+                .read(true)
+                .open(&lock_path)
+                .with_context(|| format!("Failed to open lock file at {:?}", lock_path))
+        } else {
+            std::fs::OpenOptions::new()
+                .read(true)
+                .write(true)
+                .create(true)
+                .open(&lock_path)
+                .with_context(|| format!("Failed to create lock file at {:?}", lock_path))
+        }
+    }
+}
diff --git a/anneal/src/validate.rs b/anneal/v1/src/validate.rs
similarity index 100%
rename from anneal/src/validate.rs
rename to anneal/v1/src/validate.rs
diff --git a/anneal/testdata/setup/aeneas-linux-aarch64.tar.gz b/anneal/v1/testdata/setup/aeneas-linux-aarch64.tar.gz
similarity index 100%
rename from anneal/testdata/setup/aeneas-linux-aarch64.tar.gz
rename to anneal/v1/testdata/setup/aeneas-linux-aarch64.tar.gz
diff --git a/anneal/testdata/setup/aeneas-linux-x86_64.tar.gz b/anneal/v1/testdata/setup/aeneas-linux-x86_64.tar.gz
similarity index 100%
rename from anneal/testdata/setup/aeneas-linux-x86_64.tar.gz
rename to anneal/v1/testdata/setup/aeneas-linux-x86_64.tar.gz
diff --git a/anneal/testdata/setup/aeneas-macos-aarch64.tar.gz b/anneal/v1/testdata/setup/aeneas-macos-aarch64.tar.gz
similarity index 100%
rename from anneal/testdata/setup/aeneas-macos-aarch64.tar.gz
rename to anneal/v1/testdata/setup/aeneas-macos-aarch64.tar.gz
diff --git a/anneal/testdata/setup/aeneas-macos-x86_64.tar.gz b/anneal/v1/testdata/setup/aeneas-macos-x86_64.tar.gz
similarity index 100%
rename from anneal/testdata/setup/aeneas-macos-x86_64.tar.gz
rename to anneal/v1/testdata/setup/aeneas-macos-x86_64.tar.gz
diff --git a/anneal/testdata/setup/llvm-tools-nightly-x86_64-unknown-linux-gnu.tar.gz b/anneal/v1/testdata/setup/llvm-tools-nightly-x86_64-unknown-linux-gnu.tar.gz
similarity index 100%
rename from anneal/testdata/setup/llvm-tools-nightly-x86_64-unknown-linux-gnu.tar.gz
rename to anneal/v1/testdata/setup/llvm-tools-nightly-x86_64-unknown-linux-gnu.tar.gz
diff --git a/anneal/testdata/setup/llvm-tools-nightly-x86_64-unknown-linux-gnu.tar.xz b/anneal/v1/testdata/setup/llvm-tools-nightly-x86_64-unknown-linux-gnu.tar.xz
similarity index 100%
rename from anneal/testdata/setup/llvm-tools-nightly-x86_64-unknown-linux-gnu.tar.xz
rename to anneal/v1/testdata/setup/llvm-tools-nightly-x86_64-unknown-linux-gnu.tar.xz
diff --git a/anneal/testdata/setup/miri-nightly-x86_64-unknown-linux-gnu.tar.gz b/anneal/v1/testdata/setup/miri-nightly-x86_64-unknown-linux-gnu.tar.gz
similarity index 100%
rename from anneal/testdata/setup/miri-nightly-x86_64-unknown-linux-gnu.tar.gz
rename to anneal/v1/testdata/setup/miri-nightly-x86_64-unknown-linux-gnu.tar.gz
diff --git a/anneal/testdata/setup/miri-nightly-x86_64-unknown-linux-gnu.tar.xz b/anneal/v1/testdata/setup/miri-nightly-x86_64-unknown-linux-gnu.tar.xz
similarity index 100%
rename from anneal/testdata/setup/miri-nightly-x86_64-unknown-linux-gnu.tar.xz
rename to anneal/v1/testdata/setup/miri-nightly-x86_64-unknown-linux-gnu.tar.xz
diff --git a/anneal/testdata/setup/rust-src-nightly.tar.gz b/anneal/v1/testdata/setup/rust-src-nightly.tar.gz
similarity index 100%
rename from anneal/testdata/setup/rust-src-nightly.tar.gz
rename to anneal/v1/testdata/setup/rust-src-nightly.tar.gz
diff --git a/anneal/testdata/setup/rust-src-nightly.tar.xz b/anneal/v1/testdata/setup/rust-src-nightly.tar.xz
similarity index 100%
rename from anneal/testdata/setup/rust-src-nightly.tar.xz
rename to anneal/v1/testdata/setup/rust-src-nightly.tar.xz
diff --git a/anneal/testdata/setup/rust-std-nightly-x86_64-unknown-linux-gnu.tar.gz b/anneal/v1/testdata/setup/rust-std-nightly-x86_64-unknown-linux-gnu.tar.gz
similarity index 100%
rename from anneal/testdata/setup/rust-std-nightly-x86_64-unknown-linux-gnu.tar.gz
rename to anneal/v1/testdata/setup/rust-std-nightly-x86_64-unknown-linux-gnu.tar.gz
diff --git a/anneal/testdata/setup/rust-std-nightly-x86_64-unknown-linux-gnu.tar.xz b/anneal/v1/testdata/setup/rust-std-nightly-x86_64-unknown-linux-gnu.tar.xz
similarity index 100%
rename from anneal/testdata/setup/rust-std-nightly-x86_64-unknown-linux-gnu.tar.xz
rename to anneal/v1/testdata/setup/rust-std-nightly-x86_64-unknown-linux-gnu.tar.xz
diff --git a/anneal/testdata/setup/rustc-dev-nightly-x86_64-unknown-linux-gnu.tar.gz b/anneal/v1/testdata/setup/rustc-dev-nightly-x86_64-unknown-linux-gnu.tar.gz
similarity index 100%
rename from anneal/testdata/setup/rustc-dev-nightly-x86_64-unknown-linux-gnu.tar.gz
rename to anneal/v1/testdata/setup/rustc-dev-nightly-x86_64-unknown-linux-gnu.tar.gz
diff --git a/anneal/testdata/setup/rustc-dev-nightly-x86_64-unknown-linux-gnu.tar.xz b/anneal/v1/testdata/setup/rustc-dev-nightly-x86_64-unknown-linux-gnu.tar.xz
similarity index 100%
rename from anneal/testdata/setup/rustc-dev-nightly-x86_64-unknown-linux-gnu.tar.xz
rename to anneal/v1/testdata/setup/rustc-dev-nightly-x86_64-unknown-linux-gnu.tar.xz
diff --git a/anneal/testdata/setup/rustc-nightly-x86_64-unknown-linux-gnu.tar.gz b/anneal/v1/testdata/setup/rustc-nightly-x86_64-unknown-linux-gnu.tar.gz
similarity index 100%
rename from anneal/testdata/setup/rustc-nightly-x86_64-unknown-linux-gnu.tar.gz
rename to anneal/v1/testdata/setup/rustc-nightly-x86_64-unknown-linux-gnu.tar.gz
diff --git a/anneal/testdata/setup/rustc-nightly-x86_64-unknown-linux-gnu.tar.xz b/anneal/v1/testdata/setup/rustc-nightly-x86_64-unknown-linux-gnu.tar.xz
similarity index 100%
rename from anneal/testdata/setup/rustc-nightly-x86_64-unknown-linux-gnu.tar.xz
rename to anneal/v1/testdata/setup/rustc-nightly-x86_64-unknown-linux-gnu.tar.xz
diff --git a/anneal/tests/.gitignore b/anneal/v1/tests/.gitignore
similarity index 100%
rename from anneal/tests/.gitignore
rename to anneal/v1/tests/.gitignore
diff --git a/anneal/tests/fixtures/allow_sorry_fallbacks/anneal.toml b/anneal/v1/tests/fixtures/allow_sorry_fallbacks/anneal.toml
similarity index 100%
rename from anneal/tests/fixtures/allow_sorry_fallbacks/anneal.toml
rename to anneal/v1/tests/fixtures/allow_sorry_fallbacks/anneal.toml
diff --git a/anneal/tests/fixtures/allow_sorry_fallbacks/expected.stderr b/anneal/v1/tests/fixtures/allow_sorry_fallbacks/expected.stderr
similarity index 100%
rename from anneal/tests/fixtures/allow_sorry_fallbacks/expected.stderr
rename to anneal/v1/tests/fixtures/allow_sorry_fallbacks/expected.stderr
diff --git a/anneal/tests/fixtures/allow_sorry_fallbacks/source/Cargo.toml b/anneal/v1/tests/fixtures/allow_sorry_fallbacks/source/Cargo.toml
similarity index 100%
rename from anneal/tests/fixtures/allow_sorry_fallbacks/source/Cargo.toml
rename to anneal/v1/tests/fixtures/allow_sorry_fallbacks/source/Cargo.toml
diff --git a/anneal/tests/fixtures/allow_sorry_fallbacks/source/src/lib.rs b/anneal/v1/tests/fixtures/allow_sorry_fallbacks/source/src/lib.rs
similarity index 100%
rename from anneal/tests/fixtures/allow_sorry_fallbacks/source/src/lib.rs
rename to anneal/v1/tests/fixtures/allow_sorry_fallbacks/source/src/lib.rs
diff --git a/anneal/tests/fixtures/anneal_multiple_targets/anneal.toml b/anneal/v1/tests/fixtures/anneal_multiple_targets/anneal.toml
similarity index 100%
rename from anneal/tests/fixtures/anneal_multiple_targets/anneal.toml
rename to anneal/v1/tests/fixtures/anneal_multiple_targets/anneal.toml
diff --git a/anneal/tests/fixtures/anneal_multiple_targets/source/Cargo.toml b/anneal/v1/tests/fixtures/anneal_multiple_targets/source/Cargo.toml
similarity index 100%
rename from anneal/tests/fixtures/anneal_multiple_targets/source/Cargo.toml
rename to anneal/v1/tests/fixtures/anneal_multiple_targets/source/Cargo.toml
diff --git a/anneal/tests/fixtures/anneal_multiple_targets/source/src/bin/my_bin.rs b/anneal/v1/tests/fixtures/anneal_multiple_targets/source/src/bin/my_bin.rs
similarity index 100%
rename from anneal/tests/fixtures/anneal_multiple_targets/source/src/bin/my_bin.rs
rename to anneal/v1/tests/fixtures/anneal_multiple_targets/source/src/bin/my_bin.rs
diff --git a/anneal/tests/fixtures/anneal_multiple_targets/source/src/lib.rs b/anneal/v1/tests/fixtures/anneal_multiple_targets/source/src/lib.rs
similarity index 100%
rename from anneal/tests/fixtures/anneal_multiple_targets/source/src/lib.rs
rename to anneal/v1/tests/fixtures/anneal_multiple_targets/source/src/lib.rs
diff --git a/anneal/tests/fixtures/anneal_shim_syntax_error/anneal.toml b/anneal/v1/tests/fixtures/anneal_shim_syntax_error/anneal.toml
similarity index 100%
rename from anneal/tests/fixtures/anneal_shim_syntax_error/anneal.toml
rename to anneal/v1/tests/fixtures/anneal_shim_syntax_error/anneal.toml
diff --git a/anneal/tests/fixtures/anneal_shim_syntax_error/expected.stderr b/anneal/v1/tests/fixtures/anneal_shim_syntax_error/expected.stderr
similarity index 100%
rename from anneal/tests/fixtures/anneal_shim_syntax_error/expected.stderr
rename to anneal/v1/tests/fixtures/anneal_shim_syntax_error/expected.stderr
diff --git a/anneal/tests/fixtures/anneal_shim_syntax_error/mock_charon_output.json b/anneal/v1/tests/fixtures/anneal_shim_syntax_error/mock_charon_output.json
similarity index 100%
rename from anneal/tests/fixtures/anneal_shim_syntax_error/mock_charon_output.json
rename to anneal/v1/tests/fixtures/anneal_shim_syntax_error/mock_charon_output.json
diff --git a/anneal/tests/fixtures/anneal_shim_syntax_error/source/Cargo.toml b/anneal/v1/tests/fixtures/anneal_shim_syntax_error/source/Cargo.toml
similarity index 100%
rename from anneal/tests/fixtures/anneal_shim_syntax_error/source/Cargo.toml
rename to anneal/v1/tests/fixtures/anneal_shim_syntax_error/source/Cargo.toml
diff --git a/anneal/tests/fixtures/anneal_shim_syntax_error/source/src/lib.rs b/anneal/v1/tests/fixtures/anneal_shim_syntax_error/source/src/lib.rs
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similarity index 100%
rename from anneal/tests/fixtures/unions/source/src/lib.rs
rename to anneal/v1/tests/fixtures/unions/source/src/lib.rs
diff --git a/anneal/tests/fixtures/unsound_is_valid_error/anneal.toml b/anneal/v1/tests/fixtures/unsound_is_valid_error/anneal.toml
similarity index 100%
rename from anneal/tests/fixtures/unsound_is_valid_error/anneal.toml
rename to anneal/v1/tests/fixtures/unsound_is_valid_error/anneal.toml
diff --git a/anneal/tests/fixtures/unsound_is_valid_error/expected.stderr b/anneal/v1/tests/fixtures/unsound_is_valid_error/expected.stderr
similarity index 100%
rename from anneal/tests/fixtures/unsound_is_valid_error/expected.stderr
rename to anneal/v1/tests/fixtures/unsound_is_valid_error/expected.stderr
diff --git a/anneal/tests/fixtures/unsound_is_valid_error/source/Cargo.toml b/anneal/v1/tests/fixtures/unsound_is_valid_error/source/Cargo.toml
similarity index 100%
rename from anneal/tests/fixtures/unsound_is_valid_error/source/Cargo.toml
rename to anneal/v1/tests/fixtures/unsound_is_valid_error/source/Cargo.toml
diff --git a/anneal/tests/fixtures/unsound_is_valid_error/source/src/lib.rs b/anneal/v1/tests/fixtures/unsound_is_valid_error/source/src/lib.rs
similarity index 100%
rename from anneal/tests/fixtures/unsound_is_valid_error/source/src/lib.rs
rename to anneal/v1/tests/fixtures/unsound_is_valid_error/source/src/lib.rs
diff --git a/anneal/tests/fixtures/verify_is_valid_macro/anneal.toml b/anneal/v1/tests/fixtures/verify_is_valid_macro/anneal.toml
similarity index 100%
rename from anneal/tests/fixtures/verify_is_valid_macro/anneal.toml
rename to anneal/v1/tests/fixtures/verify_is_valid_macro/anneal.toml
diff --git a/anneal/tests/fixtures/verify_is_valid_macro/source/Cargo.toml b/anneal/v1/tests/fixtures/verify_is_valid_macro/source/Cargo.toml
similarity index 100%
rename from anneal/tests/fixtures/verify_is_valid_macro/source/Cargo.toml
rename to anneal/v1/tests/fixtures/verify_is_valid_macro/source/Cargo.toml
diff --git a/anneal/tests/fixtures/verify_is_valid_macro/source/src/lib.rs b/anneal/v1/tests/fixtures/verify_is_valid_macro/source/src/lib.rs
similarity index 100%
rename from anneal/tests/fixtures/verify_is_valid_macro/source/src/lib.rs
rename to anneal/v1/tests/fixtures/verify_is_valid_macro/source/src/lib.rs
diff --git a/anneal/tests/fixtures/warnings_vs_errors/anneal.toml b/anneal/v1/tests/fixtures/warnings_vs_errors/anneal.toml
similarity index 100%
rename from anneal/tests/fixtures/warnings_vs_errors/anneal.toml
rename to anneal/v1/tests/fixtures/warnings_vs_errors/anneal.toml
diff --git a/anneal/tests/fixtures/warnings_vs_errors/expected.stderr b/anneal/v1/tests/fixtures/warnings_vs_errors/expected.stderr
similarity index 100%
rename from anneal/tests/fixtures/warnings_vs_errors/expected.stderr
rename to anneal/v1/tests/fixtures/warnings_vs_errors/expected.stderr
diff --git a/anneal/tests/fixtures/warnings_vs_errors/mock_charon_output.json b/anneal/v1/tests/fixtures/warnings_vs_errors/mock_charon_output.json
similarity index 100%
rename from anneal/tests/fixtures/warnings_vs_errors/mock_charon_output.json
rename to anneal/v1/tests/fixtures/warnings_vs_errors/mock_charon_output.json
diff --git a/anneal/tests/fixtures/warnings_vs_errors/source/Cargo.toml b/anneal/v1/tests/fixtures/warnings_vs_errors/source/Cargo.toml
similarity index 100%
rename from anneal/tests/fixtures/warnings_vs_errors/source/Cargo.toml
rename to anneal/v1/tests/fixtures/warnings_vs_errors/source/Cargo.toml
diff --git a/anneal/tests/fixtures/warnings_vs_errors/source/crates/utils/src/lib.rs b/anneal/v1/tests/fixtures/warnings_vs_errors/source/crates/utils/src/lib.rs
similarity index 100%
rename from anneal/tests/fixtures/warnings_vs_errors/source/crates/utils/src/lib.rs
rename to anneal/v1/tests/fixtures/warnings_vs_errors/source/crates/utils/src/lib.rs
diff --git a/anneal/tests/fixtures/warnings_vs_errors/source/src/lib.rs b/anneal/v1/tests/fixtures/warnings_vs_errors/source/src/lib.rs
similarity index 100%
rename from anneal/tests/fixtures/warnings_vs_errors/source/src/lib.rs
rename to anneal/v1/tests/fixtures/warnings_vs_errors/source/src/lib.rs
diff --git a/anneal/tests/fixtures/warnings_vs_errors/source/src/macros.rs b/anneal/v1/tests/fixtures/warnings_vs_errors/source/src/macros.rs
similarity index 100%
rename from anneal/tests/fixtures/warnings_vs_errors/source/src/macros.rs
rename to anneal/v1/tests/fixtures/warnings_vs_errors/source/src/macros.rs
diff --git a/anneal/tests/fixtures/warnings_vs_errors/source/src/rewritten.rs b/anneal/v1/tests/fixtures/warnings_vs_errors/source/src/rewritten.rs
similarity index 100%
rename from anneal/tests/fixtures/warnings_vs_errors/source/src/rewritten.rs
rename to anneal/v1/tests/fixtures/warnings_vs_errors/source/src/rewritten.rs
diff --git a/anneal/tests/fixtures/warnings_vs_errors/source/src/symlinked.rs b/anneal/v1/tests/fixtures/warnings_vs_errors/source/src/symlinked.rs
similarity index 100%
rename from anneal/tests/fixtures/warnings_vs_errors/source/src/symlinked.rs
rename to anneal/v1/tests/fixtures/warnings_vs_errors/source/src/symlinked.rs
diff --git a/anneal/tests/fixtures/weird_functions/anneal.toml b/anneal/v1/tests/fixtures/weird_functions/anneal.toml
similarity index 100%
rename from anneal/tests/fixtures/weird_functions/anneal.toml
rename to anneal/v1/tests/fixtures/weird_functions/anneal.toml
diff --git a/anneal/tests/fixtures/weird_functions/expected.stderr b/anneal/v1/tests/fixtures/weird_functions/expected.stderr
similarity index 100%
rename from anneal/tests/fixtures/weird_functions/expected.stderr
rename to anneal/v1/tests/fixtures/weird_functions/expected.stderr
diff --git a/anneal/tests/fixtures/weird_functions/source/Cargo.toml b/anneal/v1/tests/fixtures/weird_functions/source/Cargo.toml
similarity index 100%
rename from anneal/tests/fixtures/weird_functions/source/Cargo.toml
rename to anneal/v1/tests/fixtures/weird_functions/source/Cargo.toml
diff --git a/anneal/tests/fixtures/weird_functions/source/src/lib.rs b/anneal/v1/tests/fixtures/weird_functions/source/src/lib.rs
similarity index 100%
rename from anneal/tests/fixtures/weird_functions/source/src/lib.rs
rename to anneal/v1/tests/fixtures/weird_functions/source/src/lib.rs
diff --git a/anneal/tests/fixtures/workspace_path_dep/args.txt b/anneal/v1/tests/fixtures/workspace_path_dep/args.txt
similarity index 100%
rename from anneal/tests/fixtures/workspace_path_dep/args.txt
rename to anneal/v1/tests/fixtures/workspace_path_dep/args.txt
diff --git a/anneal/tests/fixtures/workspace_path_dep/source/Cargo.toml b/anneal/v1/tests/fixtures/workspace_path_dep/source/Cargo.toml
similarity index 100%
rename from anneal/tests/fixtures/workspace_path_dep/source/Cargo.toml
rename to anneal/v1/tests/fixtures/workspace_path_dep/source/Cargo.toml
diff --git a/anneal/tests/fixtures/workspace_path_dep/source/crates/app/Cargo.toml b/anneal/v1/tests/fixtures/workspace_path_dep/source/crates/app/Cargo.toml
similarity index 100%
rename from anneal/tests/fixtures/workspace_path_dep/source/crates/app/Cargo.toml
rename to anneal/v1/tests/fixtures/workspace_path_dep/source/crates/app/Cargo.toml
diff --git a/anneal/tests/fixtures/workspace_path_dep/source/crates/app/src/lib.rs b/anneal/v1/tests/fixtures/workspace_path_dep/source/crates/app/src/lib.rs
similarity index 100%
rename from anneal/tests/fixtures/workspace_path_dep/source/crates/app/src/lib.rs
rename to anneal/v1/tests/fixtures/workspace_path_dep/source/crates/app/src/lib.rs
diff --git a/anneal/tests/fixtures/workspace_path_dep/source/crates/utils/Cargo.toml b/anneal/v1/tests/fixtures/workspace_path_dep/source/crates/utils/Cargo.toml
similarity index 100%
rename from anneal/tests/fixtures/workspace_path_dep/source/crates/utils/Cargo.toml
rename to anneal/v1/tests/fixtures/workspace_path_dep/source/crates/utils/Cargo.toml
diff --git a/anneal/tests/fixtures/workspace_path_dep/source/crates/utils/src/lib.rs b/anneal/v1/tests/fixtures/workspace_path_dep/source/crates/utils/src/lib.rs
similarity index 100%
rename from anneal/tests/fixtures/workspace_path_dep/source/crates/utils/src/lib.rs
rename to anneal/v1/tests/fixtures/workspace_path_dep/source/crates/utils/src/lib.rs
diff --git a/anneal/tests/integration.rs b/anneal/v1/tests/integration.rs
similarity index 100%
rename from anneal/tests/integration.rs
rename to anneal/v1/tests/integration.rs
diff --git a/anneal/tests/ui.rs b/anneal/v1/tests/ui.rs
similarity index 100%
rename from anneal/tests/ui.rs
rename to anneal/v1/tests/ui.rs
diff --git a/anneal/tests/ui/fail_precondition.rs b/anneal/v1/tests/ui/fail_precondition.rs
similarity index 100%
rename from anneal/tests/ui/fail_precondition.rs
rename to anneal/v1/tests/ui/fail_precondition.rs
diff --git a/anneal/tests/ui/fail_precondition.stderr b/anneal/v1/tests/ui/fail_precondition.stderr
similarity index 100%
rename from anneal/tests/ui/fail_precondition.stderr
rename to anneal/v1/tests/ui/fail_precondition.stderr
diff --git a/anneal/tests/ui/fail_syntax.rs b/anneal/v1/tests/ui/fail_syntax.rs
similarity index 100%
rename from anneal/tests/ui/fail_syntax.rs
rename to anneal/v1/tests/ui/fail_syntax.rs
diff --git a/anneal/tests/ui/fail_syntax.stderr b/anneal/v1/tests/ui/fail_syntax.stderr
similarity index 100%
rename from anneal/tests/ui/fail_syntax.stderr
rename to anneal/v1/tests/ui/fail_syntax.stderr
diff --git a/anneal/tests/ui/pass_simple.rs b/anneal/v1/tests/ui/pass_simple.rs
similarity index 100%
rename from anneal/tests/ui/pass_simple.rs
rename to anneal/v1/tests/ui/pass_simple.rs
diff --git a/anneal/tools/check-release-flow-dry-run.sh b/anneal/v1/tools/check-release-flow-dry-run.sh
similarity index 83%
rename from anneal/tools/check-release-flow-dry-run.sh
rename to anneal/v1/tools/check-release-flow-dry-run.sh
index bab19fee67..5a26e47b10 100644
--- a/anneal/tools/check-release-flow-dry-run.sh
+++ b/anneal/v1/tools/check-release-flow-dry-run.sh
@@ -28,13 +28,13 @@ cd "$WORKTREE"
 
 ./ci/release_anneal_version.sh "$VERSION"
 
-python3 anneal/tools/check-release-pr-files.py \
+python3 anneal/v1/tools/check-release-pr-files.py \
   --context "Release dry-run version bump" \
   --include-untracked \
-  --allowed anneal/Cargo.lock \
-  --allowed anneal/Cargo.toml \
-  --allowed anneal/README.md \
-  --required anneal/Cargo.toml
+  --allowed anneal/v1/Cargo.lock \
+  --allowed anneal/v1/Cargo.toml \
+  --allowed anneal/v1/README.md \
+  --required anneal/v1/Cargo.toml
 
 git diff --binary > "$PATCH"
 if [ ! -s "$PATCH" ]; then
@@ -47,15 +47,15 @@ git clean -fdx >/dev/null
 git apply --check "$PATCH"
 git apply "$PATCH"
 
-python3 anneal/tools/check-release-pr-files.py \
+python3 anneal/v1/tools/check-release-pr-files.py \
   --context "Release dry-run applied source patch" \
   --include-untracked \
-  --allowed anneal/Cargo.lock \
-  --allowed anneal/Cargo.toml \
-  --allowed anneal/README.md \
-  --required anneal/Cargo.toml
+  --allowed anneal/v1/Cargo.lock \
+  --allowed anneal/v1/Cargo.toml \
+  --allowed anneal/v1/README.md \
+  --required anneal/v1/Cargo.toml
 
-mkdir -p anneal/release-metadata
+mkdir -p anneal/v1/release-metadata
 for target in linux-x86_64 linux-aarch64 macos-x86_64 macos-aarch64; do
   case "$target" in
     linux-x86_64)
@@ -82,7 +82,7 @@ for target in linux-x86_64 linux-aarch64 macos-x86_64 macos-aarch64; do
 
   sha256="$(python3 -c 'import hashlib, sys; print(hashlib.sha256(sys.argv[1].encode()).hexdigest())' "$target")"
   url="https://github.com/google/zerocopy/releases/download/${TAG_NAME}/anneal-toolchain-${target}.tar.zst"
-  cat > "anneal/release-metadata/${target}.json" <<EOF
+  cat > "anneal/v1/release-metadata/${target}.json" <<EOF
 {
   "arch": "${cargo_arch}",
   "filename": "anneal-toolchain-${target}.tar.zst",
@@ -94,21 +94,21 @@ for target in linux-x86_64 linux-aarch64 macos-x86_64 macos-aarch64; do
 EOF
 done
 
-python3 anneal/tools/update-exocrate-metadata.py \
-  --cargo-toml anneal/Cargo.toml \
-  --metadata-dir anneal/release-metadata \
+python3 anneal/v1/tools/update-exocrate-metadata.py \
+  --cargo-toml anneal/v1/Cargo.toml \
+  --metadata-dir anneal/v1/release-metadata \
   --expected-release-tag "$TAG_NAME" \
   --require-all
 
-rm -rf anneal/release-metadata
+rm -rf anneal/v1/release-metadata
 
-python3 anneal/tools/check-release-pr-files.py \
+python3 anneal/v1/tools/check-release-pr-files.py \
   --context "Release dry-run metadata update" \
   --include-untracked \
-  --allowed anneal/Cargo.lock \
-  --allowed anneal/Cargo.toml \
-  --allowed anneal/README.md \
-  --required anneal/Cargo.toml
+  --allowed anneal/v1/Cargo.lock \
+  --allowed anneal/v1/Cargo.toml \
+  --allowed anneal/v1/README.md \
+  --required anneal/v1/Cargo.toml
 
 python3 - "$TAG_NAME" <<'PY'
 import pathlib
@@ -116,7 +116,7 @@ import sys
 import tomllib
 
 tag = sys.argv[1]
-manifest = tomllib.loads(pathlib.Path("anneal/Cargo.toml").read_text(encoding="utf-8"))
+manifest = tomllib.loads(pathlib.Path("anneal/v1/Cargo.toml").read_text(encoding="utf-8"))
 exocrate = manifest["package"]["metadata"]["exocrate"]
 expected = {
     ("linux", "x86_64"),
diff --git a/anneal/tools/check-release-pr-files.py b/anneal/v1/tools/check-release-pr-files.py
similarity index 100%
rename from anneal/tools/check-release-pr-files.py
rename to anneal/v1/tools/check-release-pr-files.py
diff --git a/anneal/tools/collect-release-archive-metadata.py b/anneal/v1/tools/collect-release-archive-metadata.py
similarity index 100%
rename from anneal/tools/collect-release-archive-metadata.py
rename to anneal/v1/tools/collect-release-archive-metadata.py
diff --git a/anneal/tools/doc_gen/Cargo.toml b/anneal/v1/tools/doc_gen/Cargo.toml
similarity index 100%
rename from anneal/tools/doc_gen/Cargo.toml
rename to anneal/v1/tools/doc_gen/Cargo.toml
diff --git a/anneal/tools/doc_gen/src/main.rs b/anneal/v1/tools/doc_gen/src/main.rs
similarity index 100%
rename from anneal/tools/doc_gen/src/main.rs
rename to anneal/v1/tools/doc_gen/src/main.rs
diff --git a/anneal/tools/pre-publish.sh b/anneal/v1/tools/pre-publish.sh
similarity index 86%
rename from anneal/tools/pre-publish.sh
rename to anneal/v1/tools/pre-publish.sh
index 64e28f2827..cd9b521282 100755
--- a/anneal/tools/pre-publish.sh
+++ b/anneal/v1/tools/pre-publish.sh
@@ -9,6 +9,6 @@ if [ "$COUNT" -ne 1 ]; then
 fi
 
 # Replace it
-sed -i 's|docs/images/logo.svg|https://raw.githubusercontent.com/google/zerocopy/main/anneal/docs/images/logo.svg|g' README.md
+sed -i 's|docs/images/logo.svg|https://raw.githubusercontent.com/google/zerocopy/main/anneal/v1/docs/images/logo.svg|g' README.md
 
 echo "Pre-publish steps completed successfully."
diff --git a/anneal/tools/prune_mathlib.py b/anneal/v1/tools/prune_mathlib.py
similarity index 100%
rename from anneal/tools/prune_mathlib.py
rename to anneal/v1/tools/prune_mathlib.py
diff --git a/anneal/tools/test_exocrate_metadata_helpers.py b/anneal/v1/tools/test_exocrate_metadata_helpers.py
similarity index 100%
rename from anneal/tools/test_exocrate_metadata_helpers.py
rename to anneal/v1/tools/test_exocrate_metadata_helpers.py
diff --git a/anneal/tools/test_release_pr_files.py b/anneal/v1/tools/test_release_pr_files.py
similarity index 69%
rename from anneal/tools/test_release_pr_files.py
rename to anneal/v1/tools/test_release_pr_files.py
index 9f261c51bc..20f6b0267f 100644
--- a/anneal/tools/test_release_pr_files.py
+++ b/anneal/v1/tools/test_release_pr_files.py
@@ -26,21 +26,21 @@
 
 class ReleasePrFileTests(unittest.TestCase):
     def test_porcelain_status_paths_include_untracked_and_renames(self) -> None:
-        status = " M anneal/Cargo.toml\n?? anneal/release-metadata/linux.json\nR  old/path -> anneal/README.md\n"
+        status = " M anneal/v1/Cargo.toml\n?? anneal/v1/release-metadata/linux.json\nR  old/path -> anneal/v1/README.md\n"
         self.assertEqual(
             check_release_pr_files.parse_porcelain_status_paths(status),
-            ["anneal/Cargo.toml", "anneal/release-metadata/linux.json", "old/path", "anneal/README.md"],
+            ["anneal/v1/Cargo.toml", "anneal/v1/release-metadata/linux.json", "old/path", "anneal/v1/README.md"],
         )
 
     def test_validation_catches_unexpected_and_missing_files(self) -> None:
         errors = check_release_pr_files.validation_errors(
-            ["anneal/Cargo.toml", "anneal/release-metadata/linux.json"],
-            ["anneal/Cargo.toml", "anneal/Cargo.lock", "anneal/README.md"],
-            ["anneal/Cargo.toml", "anneal/README.md"],
+            ["anneal/v1/Cargo.toml", "anneal/v1/release-metadata/linux.json"],
+            ["anneal/v1/Cargo.toml", "anneal/v1/Cargo.lock", "anneal/v1/README.md"],
+            ["anneal/v1/Cargo.toml", "anneal/v1/README.md"],
         )
         self.assertEqual(len(errors), 2)
-        self.assertIn("anneal/release-metadata/linux.json", errors[0])
-        self.assertIn("anneal/README.md", errors[1])
+        self.assertIn("anneal/v1/release-metadata/linux.json", errors[0])
+        self.assertIn("anneal/v1/README.md", errors[1])
 
 
 if __name__ == "__main__":
diff --git a/anneal/tools/update-exocrate-metadata.py b/anneal/v1/tools/update-exocrate-metadata.py
similarity index 97%
rename from anneal/tools/update-exocrate-metadata.py
rename to anneal/v1/tools/update-exocrate-metadata.py
index f8e2fc4516..96c4cdde80 100755
--- a/anneal/tools/update-exocrate-metadata.py
+++ b/anneal/v1/tools/update-exocrate-metadata.py
@@ -8,7 +8,7 @@
 # This file may not be copied, modified, or distributed except according to
 # those terms.
 
-"""Update anneal/Cargo.toml's exocrate archive URLs and hashes."""
+"""Update anneal/v1/Cargo.toml's exocrate archive URLs and hashes."""
 
 import argparse
 import json
@@ -124,7 +124,7 @@ def update_manifest(cargo_toml: Path, metadata: dict[tuple[str, str], dict[str,
 
 def main() -> None:
     parser = argparse.ArgumentParser()
-    parser.add_argument("--cargo-toml", default="anneal/Cargo.toml", type=Path)
+    parser.add_argument("--cargo-toml", default="anneal/v1/Cargo.toml", type=Path)
     parser.add_argument("--metadata-dir", type=Path)
     parser.add_argument("--metadata", action="append", default=[], type=Path)
     parser.add_argument("--expected-release-tag")
diff --git a/anneal/v2/Cargo.toml b/anneal/v2/Cargo.toml
deleted file mode 100644
index 06ccc47b25..0000000000
--- a/anneal/v2/Cargo.toml
+++ /dev/null
@@ -1,68 +0,0 @@
-[workspace]
-members = ["."]
-
-[features]
-# Enables tests that assume a prebuilt exocrate archive.
-exocrate_tests = []
-
-[package]
-name = "cargo-anneal"
-edition = "2024"
-version = "0.1.0-alpha.22"
-description = "Formally verify that your safety comments are correct."
-categories = [
-  "development-tools::cargo-plugins",
-  "development-tools::testing",
-  "compilers",
-  "mathematics",
-  "security",
-]
-keywords = ["verification", "cargo", "plugin", "unsafe", "lean"]
-authors = ["Joshua Liebow-Feeser <joshlf@google.com>"]
-license = "BSD-2-Clause OR Apache-2.0 OR MIT"
-repository = "https://github.com/google/zerocopy/tree/main/anneal"
-publish = true
-
-exclude = [".*", "testdata"]
-
-# FIXME: Replace these placeholder archive URLs and hashes before publishing
-# this crate; `cargo anneal setup` uses this metadata by default when callers
-# do not provide a local archive.
-[package.metadata.exocrate.linux.x86_64]
-sha256 = "ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad"
-url = "https://example.com/linux-x86_64.tar.zst"
-
-[package.metadata.exocrate.macos.x86_64]
-sha256 = "ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad"
-url = "https://example.com/macos-x86_64.tar.zst"
-
-[package.metadata.exocrate.linux.aarch64]
-sha256 = "ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad"
-url = "https://example.com/linux-aarch64.tar.zst"
-
-[package.metadata.exocrate.macos.aarch64]
-sha256 = "ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad"
-url = "https://example.com/macos-aarch64.tar.zst"
-
-[dependencies]
-exocrate = { path = "../../exocrate" }
-toml_const = "1.3.0"
-clap = { version = "4.5", features = ["derive"] }
-clap-cargo = { version = "0.18.3", features = ["cargo_metadata"] }
-env_logger = "0.11"
-log = "0.4"
-anyhow = "1.0.102"
-cargo_metadata = "0.23.1"
-miette = { version = "7.6.0", features = ["derive", "fancy"] }
-thiserror = "2.0.18"
-serde_json = "1.0.149"
-serde = { version = "1.0.228", features = ["derive"] }
-indicatif = { version = "0.18.4", features = ["improved_unicode"] }
-fs2 = "0.4"
-walkdir = "2.5.0"
-sha2 = "0.10"
-tempfile = "3.27.0"
-rayon = "1.11.0"
-
-[dev-dependencies]
-pathdiff = "0.2"
diff --git a/anneal/v2/src/main.rs b/anneal/v2/src/main.rs
deleted file mode 100644
index 0cb74addc8..0000000000
--- a/anneal/v2/src/main.rs
+++ /dev/null
@@ -1,332 +0,0 @@
-// Copyright 2026 The Fuchsia Authors
-//
-// Licensed under the 2-Clause BSD License <LICENSE-BSD or
-// https://opensource.org/license/bsd-2-clause>, Apache License, Version 2.0
-// <LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0>, or the MIT
-// license <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your option.
-// This file may not be copied, modified, or distributed except according to
-// those terms.
-
-use clap::Parser as _;
-
-/// Anneal
-#[derive(clap::Parser, Debug)]
-#[command(name = "cargo-anneal", version, about, long_about = None)]
-struct Cli {
-    #[command(subcommand)]
-    command: Commands,
-}
-
-#[derive(clap::Subcommand, Debug)]
-enum Commands {
-    /// Setup Anneal dependencies
-    Setup(SetupArgs),
-}
-
-#[derive(clap::Parser, Debug)]
-pub struct SetupArgs {
-    /// Path to a local dependency archive to use instead of downloading.
-    #[arg(long, value_name = "path-to-local-archive")]
-    pub local_archive: Option<std::path::PathBuf>,
-}
-
-exocrate::config! {
-    const CONFIG: Config = Config {
-        rel_dir_path: [".anneal", "toolchain"],
-        versioned_files: &["../Cargo.toml", "../Cargo.lock"],
-    };
-}
-
-exocrate::parse_remote_archive! {
-    const REMOTE: RemoteArchive = "Cargo.toml" [
-        (linux, x86_64),
-        (macos, x86_64),
-        (linux, aarch64),
-        (macos, aarch64),
-    ];
-}
-
-fn setup_installation_dir(args: SetupArgs) -> std::path::PathBuf {
-    let location = if std::env::var("__ANNEAL_LOCAL_DEV").is_ok() {
-        exocrate::Location::LocalDev
-    } else {
-        exocrate::Location::UserGlobal
-    };
-    let source = match args.local_archive {
-        Some(local_archive) => exocrate::Source::Local(local_archive),
-        None => exocrate::Source::Remote(REMOTE),
-    };
-
-    CONFIG
-        .resolve_installation_dir_or_install(location, source)
-        // FIXME: Implement unified error reporting (e.g., via `anyhow`).
-        .expect("failed to resolve-or-install dependencies")
-}
-
-fn setup(args: SetupArgs) {
-    let installation_dir = setup_installation_dir(args);
-    log::info!("anneal toolchain is installed at {:?}", installation_dir);
-}
-
-fn main() {
-    // Suppressing timestamps removes a source of nondeterminism that is
-    // difficult to work around in integration tests.
-    env_logger::builder().format_timestamp(None).init();
-
-    let mut args_iter = std::env::args_os().peekable();
-    let bin_name = args_iter.next().unwrap_or_else(|| "cargo-anneal".into());
-    // If we're being run as a cargo plugin, the second argument will be "anneal".
-    if args_iter.peek().is_some_and(|arg| arg == "anneal") {
-        args_iter.next();
-    }
-    let args = Cli::parse_from(std::iter::once(bin_name).chain(args_iter));
-
-    match args.command {
-        Commands::Setup(args) => setup(args),
-    }
-}
-
-#[cfg(test)]
-mod tests {
-    #[cfg(feature = "exocrate_tests")]
-    mod exocrate_tests {
-        use std::{
-            fs, io,
-            path::{Path, PathBuf},
-            process::Command,
-            sync::OnceLock,
-        };
-
-        use serde_json::{Value, json};
-
-        const LOCAL_ARCHIVE: &str = "target/anneal-exocrate.tar.zst";
-        static INSTALLATION_DIR: OnceLock<PathBuf> = OnceLock::new();
-
-        #[test]
-        fn test_setup() {
-            install_local_archive();
-        }
-
-        #[test]
-        fn test_archive_lake_cache_reuse() {
-            let installation_dir = install_local_archive();
-            let temp = tempfile::Builder::new()
-                .prefix("anneal-v2-archive-cache-reuse-")
-                .tempdir()
-                .expect("failed to create archive cache reuse tempdir");
-            assert_archive_lake_cache_reuse(&installation_dir, temp.path())
-                .expect("archive Lake cache reuse test failed");
-        }
-
-        fn install_local_archive() -> PathBuf {
-            // ASSUMPTION: The CI dependency builder downloads the Nix-built
-            // archive artifact to this path before running v2 tests.
-            INSTALLATION_DIR
-                .get_or_init(|| {
-                    super::super::setup_installation_dir(super::super::SetupArgs {
-                        local_archive: Some(LOCAL_ARCHIVE.into()),
-                    })
-                })
-                .clone()
-        }
-
-        fn assert_archive_lake_cache_reuse(
-            toolchain_root: &Path,
-            temp_root: &Path,
-        ) -> Result<(), Box<dyn std::error::Error>> {
-            let aeneas_root = toolchain_root.join("aeneas");
-            let aeneas_lean = aeneas_root.join("backends/lean");
-            let lean_root = toolchain_root.join("lean");
-            let workspace = temp_root.join("generated-workspace");
-
-            assert_no_write_bits(&aeneas_root)?;
-
-            fs::create_dir_all(workspace.join("generated"))?;
-            fs::copy(aeneas_lean.join("lean-toolchain"), workspace.join("lean-toolchain"))?;
-            fs::write(workspace.join("generated/Generated.lean"), "import Aeneas\n")?;
-            fs::write(
-                workspace.join("lakefile.lean"),
-                format!(
-                    r#"import Lake
-open Lake DSL
-
-require aeneas from "{}"
-
-package anneal_verification
-
-@[default_target]
-lean_lib Generated where
-  srcDir := "generated"
-  roots := #[`Generated]
-"#,
-                    lake_string(&aeneas_lean)
-                ),
-            )?;
-            write_relative_archive_manifest(&workspace, &aeneas_lean)?;
-
-            // The Nix archive must support fresh generated workspaces without
-            // reconfiguring packages or rebuilding read-only Lake artifacts.
-            run_lake_archive_command(
-                &workspace,
-                &lean_root,
-                &["--keep-toolchain", "--old", "build", "Generated"],
-            )?;
-            run_lake_archive_command(
-                &workspace,
-                &lean_root,
-                &["--keep-toolchain", "env", "lean", "--json", "generated/Generated.lean"],
-            )?;
-
-            Ok(())
-        }
-
-        fn assert_no_write_bits(root: &Path) -> Result<(), Box<dyn std::error::Error>> {
-            let metadata = fs::symlink_metadata(root)?;
-            if metadata.file_type().is_symlink() {
-                return Ok(());
-            }
-            if has_write_bits(&metadata.permissions()) {
-                panic!("archive path should be read-only: {}", root.display());
-            }
-            if metadata.is_dir() {
-                for entry in fs::read_dir(root)? {
-                    assert_no_write_bits(&entry?.path())?;
-                }
-            }
-            Ok(())
-        }
-
-        #[cfg(unix)]
-        fn has_write_bits(permissions: &fs::Permissions) -> bool {
-            use std::os::unix::fs::PermissionsExt as _;
-            permissions.mode() & 0o222 != 0
-        }
-
-        #[cfg(not(unix))]
-        fn has_write_bits(permissions: &fs::Permissions) -> bool {
-            !permissions.readonly()
-        }
-
-        fn write_relative_archive_manifest(
-            workspace: &Path,
-            aeneas_lean: &Path,
-        ) -> Result<(), Box<dyn std::error::Error>> {
-            let aeneas_lean = fs::canonicalize(aeneas_lean)?;
-            let workspace = fs::canonicalize(workspace)?;
-            let manifest_path = aeneas_lean.join("lake-manifest.json");
-            let manifest: Value = serde_json::from_reader(fs::File::open(&manifest_path)?)?;
-            let aeneas_packages =
-                manifest.get("packages").and_then(Value::as_array).ok_or_else(|| {
-                    invalid_data(format!(
-                        "Aeneas Lake manifest {} is missing packages",
-                        manifest_path.display()
-                    ))
-                })?;
-
-            let aeneas_dir = relative_manifest_string(&aeneas_lean, &workspace)?;
-            let mut packages = vec![json!({
-                "type": "path",
-                "name": "aeneas",
-                "dir": aeneas_dir,
-                "inherited": false,
-            })];
-
-            for entry in aeneas_packages {
-                let mut entry = entry.as_object().cloned().ok_or_else(|| {
-                    invalid_data("Aeneas Lake manifest package entry is not an object")
-                })?;
-                let package_type = entry.get("type").and_then(Value::as_str).ok_or_else(|| {
-                    invalid_data("Aeneas Lake manifest package entry is missing type")
-                })?;
-                if package_type != "path" {
-                    return Err(invalid_data(format!(
-                        "Aeneas Lake manifest package entry is {package_type:?}, not a path dependency"
-                    ))
-                    .into());
-                }
-                let package_dir = entry.get("dir").and_then(Value::as_str).ok_or_else(|| {
-                    invalid_data("Aeneas Lake manifest package entry is missing dir")
-                })?;
-                let package_dir = Path::new(package_dir);
-                let package_dir = if package_dir.is_absolute() {
-                    package_dir.to_path_buf()
-                } else {
-                    aeneas_lean.join(package_dir)
-                };
-                let package_dir = fs::canonicalize(package_dir)?;
-                entry.insert(
-                    "dir".to_string(),
-                    json!(relative_manifest_string(&package_dir, &workspace)?),
-                );
-                entry.insert("inherited".to_string(), json!(true));
-                packages.push(Value::Object(entry));
-            }
-
-            let manifest = json!({
-                "version": "1.2.0",
-                "packagesDir": ".lake/packages",
-                "packages": packages,
-                "name": "anneal_verification",
-                "lakeDir": ".lake",
-                "fixedToolchain": false,
-            });
-            fs::write(
-                workspace.join("lake-manifest.json"),
-                format!("{}\n", serde_json::to_string_pretty(&manifest)?),
-            )?;
-            Ok(())
-        }
-
-        fn relative_manifest_string(
-            path: &Path,
-            base: &Path,
-        ) -> Result<String, Box<dyn std::error::Error>> {
-            let path = pathdiff::diff_paths(path, base).ok_or_else(|| {
-                invalid_data(format!(
-                    "failed to compute relative path from {} to {}",
-                    base.display(),
-                    path.display()
-                ))
-            })?;
-            Ok(path.to_string_lossy().into_owned())
-        }
-
-        fn lake_string(path: &Path) -> String {
-            path.to_string_lossy().replace('\\', "\\\\").replace('"', "\\\"")
-        }
-
-        fn run_lake_archive_command(
-            workspace: &Path,
-            lean_root: &Path,
-            args: &[&str],
-        ) -> Result<(), Box<dyn std::error::Error>> {
-            let lean_bin = lean_root.join("bin");
-            let mut cmd = Command::new(lean_bin.join("lake"));
-            cmd.args(args).current_dir(workspace).env_clear();
-
-            let lib_var =
-                if cfg!(target_os = "macos") { "DYLD_LIBRARY_PATH" } else { "LD_LIBRARY_PATH" };
-            cmd.env(
-                lib_var,
-                std::env::join_paths([lean_root.join("lib"), lean_root.join("lib/lean")])?,
-            );
-
-            let output = cmd.output()?;
-            if !output.status.success() {
-                return Err(io::Error::other(format!(
-                    "lake {:?} failed with status {}\nstdout:\n{}\nstderr:\n{}",
-                    args,
-                    output.status,
-                    String::from_utf8_lossy(&output.stdout),
-                    String::from_utf8_lossy(&output.stderr)
-                ))
-                .into());
-            }
-            Ok(())
-        }
-
-        fn invalid_data(message: impl Into<String>) -> io::Error {
-            io::Error::new(io::ErrorKind::InvalidData, message.into())
-        }
-    }
-}
diff --git a/anneal/v2/src/util.rs b/anneal/v2/src/util.rs
deleted file mode 100644
index 602e1585d1..0000000000
--- a/anneal/v2/src/util.rs
+++ /dev/null
@@ -1,283 +0,0 @@
-// Copyright 2026 The Fuchsia Authors
-//
-// Licensed under the 2-Clause BSD License <LICENSE-BSD or
-// https://opensource.org/license/bsd-2-clause>, Apache License, Version 2.0
-// <LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0>, or the MIT
-// license <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your option.
-// This file may not be copied, modified, or distributed except according to
-// those terms.
-
-use std::io::BufRead as _;
-
-use anyhow::Context as _;
-use fs2::FileExt as _;
-
-/// Represents an active, exclusive lock on a directory.
-///
-/// This struct guarantees that the process holds an OS-level file lock
-/// guarding the specified directory.
-pub(crate) struct DirLock {
-    /// The path to the directory being guarded.
-    pub(crate) path: std::path::PathBuf,
-    // Kept alive to hold the flock.
-    _file: std::fs::File,
-}
-
-impl DirLock {
-    /// Acquires an exclusive lock on the specified directory.
-    ///
-    /// This function blocks until the lock can be acquired. We use a
-    /// separate `.lock` file within the directory rather than locking
-    /// the directory itself to avoid platform-specific issues with
-    /// directory locking and to ensure the lock file persists even if
-    /// the directory is cleaned.
-    pub(crate) fn lock_exclusive(path: std::path::PathBuf) -> anyhow::Result<Self> {
-        let file = Self::open_lock_file(&path)?;
-        file.lock_exclusive()
-            .with_context(|| format!("Failed to acquire exclusive lock on {:?}", path))?;
-        Ok(Self { path, _file: file })
-    }
-
-    /// Acquires a shared lock on the specified directory.
-    ///
-    /// Multiple processes can hold shared locks simultaneously, but an
-    /// exclusive lock will block until all shared locks are released.
-    #[cfg(any(test, feature = "exocrate_tests"))]
-    pub(crate) fn lock_shared(path: std::path::PathBuf) -> anyhow::Result<Self> {
-        let file = Self::open_lock_file(&path)?;
-        file.lock_shared()
-            .with_context(|| format!("Failed to acquire shared lock on {:?}", path))?;
-        Ok(Self { path, _file: file })
-    }
-
-    fn open_lock_file(path: &std::path::Path) -> anyhow::Result<std::fs::File> {
-        let lock_path = path.join(".lock");
-
-        // Ensure the directory exists.
-        if let Some(parent) = lock_path.parent() {
-            std::fs::create_dir_all(parent).with_context(|| {
-                format!("Failed to create directory for lock file: {:?}", parent)
-            })?;
-        }
-        // If the lock file already exists, we open it in read-only mode.
-        // This prevents failures if the file is read-only (e.g., after
-        // making the toolchain directory read-only), while still allowing
-        // us to acquire shared and exclusive locks on the file descriptor.
-        if lock_path.exists() {
-            std::fs::OpenOptions::new()
-                .read(true)
-                .open(&lock_path)
-                .with_context(|| format!("Failed to open lock file at {:?}", lock_path))
-        } else {
-            std::fs::OpenOptions::new()
-                .read(true)
-                .write(true)
-                .create(true)
-                .open(&lock_path)
-                .with_context(|| format!("Failed to create lock file at {:?}", lock_path))
-        }
-    }
-}
-
-pub(crate) struct ProcessOutput {
-    pub status: std::process::ExitStatus,
-    pub stderr_lines: Vec<String>,
-}
-
-/// Spawns a child process, drains its stderr in a background thread, and processes
-/// its stdout line-by-line in the main thread while showing a progress spinner.
-pub(crate) fn run_command_with_progress<F>(
-    mut cmd: std::process::Command,
-    pb: Option<indicatif::ProgressBar>,
-    mut process_stdout_line: F,
-) -> anyhow::Result<ProcessOutput>
-where
-    F: FnMut(&str, Option<&indicatif::ProgressBar>) -> anyhow::Result<()>,
-{
-    cmd.stdout(std::process::Stdio::piped());
-    cmd.stderr(std::process::Stdio::piped());
-
-    let mut child = cmd.spawn().context("Failed to spawn child process")?;
-
-    let stderr_buffer = std::sync::Arc::new(std::sync::Mutex::new(Vec::new()));
-    let stderr_buffer_clone = std::sync::Arc::clone(&stderr_buffer);
-
-    let mut stderr_thread = None;
-    if let Some(stderr) = child.stderr.take() {
-        stderr_thread = Some(std::thread::spawn(move || {
-            let reader = std::io::BufReader::new(stderr);
-            for line in reader.lines().map_while(Result::ok) {
-                stderr_buffer_clone.lock().unwrap().push(line);
-            }
-        }));
-    }
-
-    if let Some(ref p) = pb {
-        p.enable_steady_tick(std::time::Duration::from_millis(100));
-    }
-
-    if let Some(stdout) = child.stdout.take() {
-        let reader = std::io::BufReader::new(stdout);
-        for line in reader.lines().map_while(Result::ok) {
-            process_stdout_line(&line, pb.as_ref())?;
-            if let Some(ref p) = pb {
-                p.tick();
-            }
-        }
-    }
-
-    if let Some(ref p) = pb {
-        p.finish_and_clear();
-    }
-
-    let status = child.wait().context("Failed to wait for child process")?;
-
-    if let Some(thread) = stderr_thread {
-        let _ = thread.join();
-    }
-
-    let stderr_lines = std::sync::Arc::try_unwrap(stderr_buffer).unwrap().into_inner().unwrap();
-
-    Ok(ProcessOutput { status, stderr_lines })
-}
-
-/// Performs a lock test action according to the `role` of the current actor. Actors may:
-///
-/// - Obtain an exclusive or shared lock for `lock_dir`,
-/// - Log actions in `log_file`,
-/// - Wait for a signal from `sig_file`.
-///
-/// Individual tests compose multiple role-based actions and verify the resulting action log.
-#[cfg(feature = "exocrate_tests")]
-pub(crate) fn run_test_lock_helper(
-    role: &str,
-    lock_dir: &std::path::Path,
-    log_file: &std::path::Path,
-    sig_file: &std::path::Path,
-) -> anyhow::Result<()> {
-    use std::io::Write as _;
-
-    let append_log = |msg: &str| -> anyhow::Result<()> {
-        let mut file = std::fs::OpenOptions::new().create(true).append(true).open(log_file)?;
-        writeln!(file, "{}", msg)?;
-        Ok(())
-    };
-
-    let wait_for_sig = || -> anyhow::Result<()> {
-        let start = std::time::Instant::now();
-        while !sig_file.exists() {
-            if start.elapsed() > std::time::Duration::from_secs(3) {
-                anyhow::bail!("Timeout waiting for signal file {:?}", sig_file);
-            }
-            std::thread::sleep(std::time::Duration::from_millis(50));
-        }
-        Ok(())
-    };
-
-    match role {
-        "reader-a" => {
-            let _lock = DirLock::lock_shared(lock_dir.to_path_buf())?;
-            append_log("SHARED_START_A")?;
-            wait_for_sig()?;
-            append_log("SHARED_END_A")?;
-        }
-        "reader-b" => {
-            let _lock = DirLock::lock_shared(lock_dir.to_path_buf())?;
-            append_log("SHARED_START_B")?;
-            std::fs::write(sig_file, "")?;
-            append_log("SHARED_END_B")?;
-        }
-        "writer-a" => {
-            let _lock = DirLock::lock_exclusive(lock_dir.to_path_buf())?;
-            append_log("EXCLUSIVE_START_A")?;
-            wait_for_sig()?;
-            append_log("EXCLUSIVE_END_A")?;
-        }
-        "reader-exclusion" => {
-            std::fs::write(sig_file, "")?;
-            let _lock = DirLock::lock_shared(lock_dir.to_path_buf())?;
-            append_log("SHARED_START_B")?;
-            append_log("SHARED_END_B")?;
-        }
-        _ => anyhow::bail!("Unknown test-lock-helper role: {}", role),
-    }
-
-    Ok(())
-}
-
-#[cfg(test)]
-#[macro_export]
-macro_rules! workspace_fixture {
-    ($dir:expr, { $($path:expr => $content:expr),* $(,)? }) => {{
-        let root = $dir.path();
-        $(
-            let file_path = root.join($path);
-            if let Some(parent) = file_path.parent() {
-                std::fs::create_dir_all(parent).unwrap();
-            }
-            std::fs::write(&file_path, $content).unwrap();
-        )*
-    }};
-}
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-
-    #[test]
-    fn test_dir_lock_exclusive_mutual_exclusion() {
-        let temp_dir = tempfile::tempdir().unwrap();
-        let lock_path = temp_dir.path().to_path_buf();
-
-        let barrier = std::sync::Arc::new(std::sync::Barrier::new(2));
-        let barrier_clone = std::sync::Arc::clone(&barrier);
-        let lock_path_clone = lock_path.clone();
-
-        let lock_released = std::sync::Arc::new(std::sync::atomic::AtomicBool::new(false));
-        let lock_released_clone = std::sync::Arc::clone(&lock_released);
-
-        // Thread A acquires the lock.
-        let thread_a = std::thread::spawn(move || {
-            let _lock = DirLock::lock_exclusive(lock_path_clone).expect("Failed to lock exclusive");
-            barrier_clone.wait(); // Signal Thread B that A holds the lock.
-
-            // Simulate brief work holding the lock.
-            std::thread::sleep(std::time::Duration::from_millis(100));
-            lock_released_clone.store(true, std::sync::atomic::Ordering::Relaxed);
-            // _lock drops here, releasing the lock.
-        });
-
-        // Thread B waits for Thread A to acquire the lock, then tries to acquire it itself.
-        let thread_b = std::thread::spawn(move || {
-            barrier.wait(); // Wait for Thread A to acquire lock.
-
-            // Attempt to acquire lock. This should block until Thread A releases it.
-            let _lock = DirLock::lock_exclusive(lock_path).expect("Failed to lock exclusive in B");
-
-            // Assert that B only successfully locked the directory AFTER A released it.
-            assert!(
-                lock_released.load(std::sync::atomic::Ordering::Relaxed),
-                "Thread B acquired lock before Thread A released it!"
-            );
-        });
-
-        thread_a.join().unwrap();
-        thread_b.join().unwrap();
-    }
-
-    #[test]
-    fn test_dir_lock_shared_coexistence() {
-        let temp_dir = tempfile::tempdir().unwrap();
-        let lock_path = temp_dir.path().to_path_buf();
-
-        // Thread A acquires shared lock.
-        let lock_a = DirLock::lock_shared(lock_path.clone()).expect("Failed to lock shared");
-
-        // Thread B should be able to acquire shared lock immediately without blocking.
-        let lock_b = DirLock::lock_shared(lock_path).expect("Failed to lock shared concurrently");
-
-        // Both locks are held.
-        drop(lock_a);
-        drop(lock_b);
-    }
-}
diff --git a/ci/check_fmt.sh b/ci/check_fmt.sh
index 1e17b4e468..c9ea6b63d2 100755
--- a/ci/check_fmt.sh
+++ b/ci/check_fmt.sh
@@ -23,5 +23,5 @@ zerocopy/ci/check_fmt.sh "$@"
 
 cargo +"$NIGHTLY" fmt --manifest-path tools/Cargo.toml --all "${FMT_FLAGS[@]}" >&2
 cargo +"$NIGHTLY" fmt --manifest-path anneal/Cargo.toml --all "${FMT_FLAGS[@]}" >&2
-cargo +"$NIGHTLY" fmt --manifest-path anneal/v2/Cargo.toml --all "${FMT_FLAGS[@]}" >&2
+cargo +"$NIGHTLY" fmt --manifest-path anneal/v1/Cargo.toml --all "${FMT_FLAGS[@]}" >&2
 cargo +"$NIGHTLY" fmt --manifest-path exocrate/Cargo.toml "${FMT_FLAGS[@]}" >&2
diff --git a/ci/release_anneal_version.sh b/ci/release_anneal_version.sh
index f28d0ef285..d66cce51fd 100755
--- a/ci/release_anneal_version.sh
+++ b/ci/release_anneal_version.sh
@@ -20,16 +20,16 @@ VERSION="$1"
 
 # Update the package version in the Anneal crate's manifest. This is the
 # authoritative version for the crate.
-sed -i -e "s/^version = \"[0-9a-zA-Z\.-]*\"/version = \"$VERSION\"/" anneal/Cargo.toml
+sed -i -e "s/^version = \"[0-9a-zA-Z\.-]*\"/version = \"$VERSION\"/" anneal/v1/Cargo.toml
 
 # Update the installation instructions in the README to reflect the new version.
 # This ensures that users copying instructions get the latest version.
-sed -i -e "s/cargo install cargo-anneal@[0-9a-zA-Z\.-]*/cargo install cargo-anneal@$VERSION/" anneal/README.md
+sed -i -e "s/cargo install cargo-anneal@[0-9a-zA-Z\.-]*/cargo install cargo-anneal@$VERSION/" anneal/v1/README.md
 
 # Update Cargo.lock to reflect the version change in Cargo.toml. We must run
-# this in the anneal subdirectory because it is a separate workspace with its
+# this in the anneal/v1 subdirectory because it is a separate workspace with its
 # own lockfile. Use `cargo update` on the local package itself instead of
 # regenerating the entire lockfile; the release version bump should not also
 # roll dependency versions.
-cd anneal
+cd anneal/v1
 cargo update -p cargo-anneal --precise "$VERSION"
diff --git a/hermes b/hermes
index 103b3362a1..76e9261845 120000
--- a/hermes
+++ b/hermes
@@ -1 +1 @@
-anneal/
\ No newline at end of file
+anneal/v1/
\ No newline at end of file
diff --git a/tools/hermes b/tools/hermes
index e567b44430..9833c976ef 120000
--- a/tools/hermes
+++ b/tools/hermes
@@ -1 +1 @@
-../anneal/
\ No newline at end of file
+../anneal/v1/
\ No newline at end of file