[Compiler-v2] feature gating for semantic change of _ to Move 2.1

[rahxephon89]

Description

Feature gating for #14962 from Move 2.0 to Move 2.1

How Has This Been Tested?

Existing tests

Key Areas to Review

Check whether all places are covered: #14962

Type of Change

• New feature
• Bug fix
• Breaking change
• Performance improvement
• Refactoring
• Dependency update
• Documentation update
• Tests

Which Components or Systems Does This Change Impact?

• Validator Node
• Full Node (API, Indexer, etc.)
• Move/Aptos Virtual Machine
• Aptos Framework
• Aptos CLI/SDK
• Developer Infrastructure
• Move Compiler
• Other (specify)

Checklist

• I have read and followed the CONTRIBUTING doc
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I identified and added all stakeholders and component owners affected by this change as reviewers
• I tested both happy and unhappy path of the functionality
• I have made corresponding changes to the documentation

[trunk-io]

⏱️ 1h 10m total CI duration on this PR

Slowest 15 Jobs	Cumulative Duration	Recent Runs
execution-performance / single-node-performance	23m	🟩
rust-move-tests	9m	🟩
rust-move-tests	9m	🟩
rust-doc-tests	5m	🟩
test-target-determinator	4m	🟩
execution-performance / test-target-determinator	4m	🟩
check-dynamic-deps	4m	🟩 🟩 🟩
rust-cargo-deny	4m	🟩 🟩
check	4m	🟩
fetch-last-released-docker-image-tag	1m	🟩
general-lints	1m	🟩 🟩
semgrep/ci	1m	🟩 🟩 🟩
file_change_determinator	30s	🟩 ⬜ 🟩
file_change_determinator	13s	🟩
permission-check	9s	🟩 🟩 🟩

_{settings ⋅ feedback ⋅ docs ⋅ learn more about trunk.io}

[rahxephon89]

• [Compiler-v2] feature gating for semantic change of _ to Move 2.1 #15199 👈
• main

This stack of pull requests is managed by Graphite. Learn more about stacking.

Join @rahxephon89 and the rest of your teammates on Graphite

[github-actions]

✅ Forge suite realistic_env_max_load success on 74f8b4dbde414cfe1ce9d672bee7c702abe06d0e

two traffics test: inner traffic : committed: 14490.25 txn/s, latency: 2743.09 ms, (p50: 2700 ms, p70: 2700, p90: 2900 ms, p99: 3000 ms), latency samples: 5509520
two traffics test : committed: 100.03 txn/s, latency: 1646.68 ms, (p50: 1400 ms, p70: 1500, p90: 1600 ms, p99: 9700 ms), latency samples: 1820
Latency breakdown for phase 0: ["MempoolToBlockCreation: max: 2.010, avg: 1.549", "ConsensusProposalToOrdered: max: 0.320, avg: 0.293", "ConsensusOrderedToCommit: max: 0.365, avg: 0.354", "ConsensusProposalToCommit: max: 0.657, avg: 0.646"]
Max non-epoch-change gap was: 0 rounds at version 0 (avg 0.00) [limit 4], 0.92s no progress at version 2606409 (avg 0.20s) [limit 15].
Max epoch-change gap was: 0 rounds at version 0 (avg 0.00) [limit 4], 8.55s no progress at version 2606407 (avg 8.55s) [limit 15].
Test Ok

• Grafana dashboard
• Humio Logs
• Axiom Logs
• Validator CPU Profile
• Fullnode CPU Profile
• Test runner output
• Test run is land-blocking

[github-actions]

✅ Forge suite framework_upgrade success on 1086a5e00d773704731ab84fb4ed3538613b2250 ==> 74f8b4dbde414cfe1ce9d672bee7c702abe06d0e

Compatibility test results for 1086a5e00d773704731ab84fb4ed3538613b2250 ==> 74f8b4dbde414cfe1ce9d672bee7c702abe06d0e (PR)
Upgrade the nodes to version: 74f8b4dbde414cfe1ce9d672bee7c702abe06d0e
framework_upgrade::framework-upgrade::full-framework-upgrade : committed: 1237.75 txn/s, submitted: 1240.81 txn/s, failed submission: 3.06 txn/s, expired: 3.06 txn/s, latency: 2497.42 ms, (p50: 2300 ms, p70: 2700, p90: 4200 ms, p99: 5700 ms), latency samples: 113120
framework_upgrade::framework-upgrade::full-framework-upgrade : committed: 1207.39 txn/s, submitted: 1210.08 txn/s, failed submission: 2.68 txn/s, expired: 2.68 txn/s, latency: 2472.66 ms, (p50: 2400 ms, p70: 2700, p90: 3800 ms, p99: 5500 ms), latency samples: 108100
5. check swarm health
Compatibility test for 1086a5e00d773704731ab84fb4ed3538613b2250 ==> 74f8b4dbde414cfe1ce9d672bee7c702abe06d0e passed
Upgrade the remaining nodes to version: 74f8b4dbde414cfe1ce9d672bee7c702abe06d0e
framework_upgrade::framework-upgrade::full-framework-upgrade : committed: 1301.21 txn/s, submitted: 1304.72 txn/s, failed submission: 3.52 txn/s, expired: 3.52 txn/s, latency: 2284.60 ms, (p50: 2100 ms, p70: 2400, p90: 3300 ms, p99: 4500 ms), latency samples: 118440
Test Ok

• Grafana dashboard
• Humio Logs
• Axiom Logs
• Validator CPU Profile
• Fullnode CPU Profile
• Test runner output
• Test run is land-blocking

[github-actions]

✅ Forge suite compat success on 1086a5e00d773704731ab84fb4ed3538613b2250 ==> 74f8b4dbde414cfe1ce9d672bee7c702abe06d0e

Compatibility test results for 1086a5e00d773704731ab84fb4ed3538613b2250 ==> 74f8b4dbde414cfe1ce9d672bee7c702abe06d0e (PR)
1. Check liveness of validators at old version: 1086a5e00d773704731ab84fb4ed3538613b2250
compatibility::simple-validator-upgrade::liveness-check : committed: 14881.55 txn/s, latency: 2295.10 ms, (p50: 1900 ms, p70: 2100, p90: 2200 ms, p99: 7300 ms), latency samples: 544100
2. Upgrading first Validator to new version: 74f8b4dbde414cfe1ce9d672bee7c702abe06d0e
compatibility::simple-validator-upgrade::single-validator-upgrading : committed: 6959.40 txn/s, latency: 4000.20 ms, (p50: 4500 ms, p70: 4700, p90: 5000 ms, p99: 5100 ms), latency samples: 128480
compatibility::simple-validator-upgrade::single-validator-upgrade : committed: 6982.79 txn/s, latency: 4605.62 ms, (p50: 5000 ms, p70: 5100, p90: 6200 ms, p99: 6500 ms), latency samples: 233540
3. Upgrading rest of first batch to new version: 74f8b4dbde414cfe1ce9d672bee7c702abe06d0e
compatibility::simple-validator-upgrade::half-validator-upgrading : committed: 6261.79 txn/s, latency: 4539.49 ms, (p50: 4900 ms, p70: 5200, p90: 6200 ms, p99: 6400 ms), latency samples: 125420
compatibility::simple-validator-upgrade::half-validator-upgrade : committed: 6138.68 txn/s, latency: 5255.28 ms, (p50: 5700 ms, p70: 5800, p90: 7000 ms, p99: 7300 ms), latency samples: 208020
4. upgrading second batch to new version: 74f8b4dbde414cfe1ce9d672bee7c702abe06d0e
compatibility::simple-validator-upgrade::rest-validator-upgrading : committed: 8251.46 txn/s, latency: 3304.51 ms, (p50: 3600 ms, p70: 4100, p90: 4400 ms, p99: 4700 ms), latency samples: 152060
compatibility::simple-validator-upgrade::rest-validator-upgrade : committed: 7506.46 txn/s, latency: 4228.62 ms, (p50: 4500 ms, p70: 4800, p90: 5400 ms, p99: 6400 ms), latency samples: 250940
5. check swarm health
Compatibility test for 1086a5e00d773704731ab84fb4ed3538613b2250 ==> 74f8b4dbde414cfe1ce9d672bee7c702abe06d0e passed
Test Ok

• Grafana dashboard
• Humio Logs
• Axiom Logs
• Validator CPU Profile
• Fullnode CPU Profile
• Test runner output
• Test run is land-blocking