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⚠️5 issue(s) found, showing only errors (advisories, bans, sources)
📦 libdd-alloc - ✅ No issues
📦 libdd-common-ffi - 1 error(s)
Show output
error[unsound]: Rand is unsound with a custom logger using `rand::rng()`
┌─ /home/runner/work/libdatadog/libdatadog/Cargo.lock:105:1
│
105 │ rand 0.8.5 registry+https://github.com/rust-lang/crates.io-index
│ ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ unsound advisory detected
│
├ ID: RUSTSEC-2026-0097
├ Advisory: https://rustsec.org/advisories/RUSTSEC-2026-0097
├ It has been reported (by [@lopopolo](https://github.com/lopopolo)) that the `rand` library is [unsound](https://rust-lang.github.io/unsafe-code-guidelines/glossary.html#soundness-of-code--of-a-library) (i.e. that safe code using the public API can cause Undefined Behaviour) when all the following conditions are met:
- The `log` and `thread_rng` features are enabled
- A [custom logger](https://docs.rs/log/latest/log/#implementing-a-logger) is defined
- The custom logger accesses `rand::rng()` (previously `rand::thread_rng()`) and calls any `TryRng` (previously `RngCore`) methods on `ThreadRng`
- The `ThreadRng` (attempts to) reseed while called from the custom logger (this happens every 64 kB of generated data)
- Trace-level logging is enabled or warn-level logging is enabled and the random source (the `getrandom` crate) is unable to provide a new seed
`TryRng` (previously `RngCore`) methods for `ThreadRng` use `unsafe` code to cast `*mut BlockRng<ReseedingCore>` to `&mut BlockRng<ReseedingCore>`. When all the above conditions are met this results in an aliased mutable reference, violating the Stacked Borrows rules. Miri is able to detect this violation in sample code. Since construction of [aliased mutable references is Undefined Behaviour](https://doc.rust-lang.org/stable/nomicon/references.html), the behaviour of optimized builds is hard to predict.
├ Announcement: https://github.com/rust-random/rand/pull/1763
├ Solution: Upgrade to >=0.10.1 OR <0.10.0, >=0.9.3 OR <0.9.0, >=0.8.6 (try `cargo update -p rand`)
├ rand v0.8.5
└── (dev) libdd-common v5.1.0
└── libdd-common-ffi v37.0.0
advisories FAILED, bans ok, sources ok
📦 libdd-profiling-heap-gotter - ✅ No issues
📦 libdd-trace-obfuscation - 2 error(s)
Show output
error[vulnerability]: Invalid pointer dereference in `fmt::Pointer` impl for `Atomic` and `Shared` when the underlying pointer is invalid
┌─ /home/runner/work/libdatadog/libdatadog/Cargo.lock:62:1
│
62 │ crossbeam-epoch 0.9.18 registry+https://github.com/rust-lang/crates.io-index
│ ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ security vulnerability detected
│
├ ID: RUSTSEC-2026-0204
├ Advisory: https://rustsec.org/advisories/RUSTSEC-2026-0204
├ Affected versions of `fmt::Display` dereference the underlying pointer. This causes a invalid pointer dereference e.g., when a pointer created with `Atomic::null` or `Shared::null`. `fmt::Debug` impls and pre-0.9 `fmt::Display` impls, which do not dereference pointers, are not affected by this issue.
├ Announcement: https://github.com/crossbeam-rs/crossbeam/pull/1276
├ Solution: Upgrade to >=0.9.20 (try `cargo update -p crossbeam-epoch`)
├ crossbeam-epoch v0.9.18
└── crossbeam-deque v0.8.5
└── rayon-core v1.12.1
└── rayon v1.10.0
└── criterion v0.5.1
├── libdd-common v5.1.0
│ ├── libdd-capabilities-impl v3.0.0
│ │ └── libdd-trace-utils v9.0.0
│ │ ├── libdd-trace-obfuscation v5.0.0
│ │ └── (dev) libdd-trace-utils v9.0.0 (*)
│ ├── libdd-trace-obfuscation v5.0.0 (*)
│ └── libdd-trace-utils v9.0.0 (*)
├── (dev) libdd-trace-normalization v3.0.0
│ └── libdd-trace-utils v9.0.0 (*)
├── (dev) libdd-trace-obfuscation v5.0.0 (*)
└── (dev) libdd-trace-utils v9.0.0 (*)
error[unsound]: Rand is unsound with a custom logger using `rand::rng()`
┌─ /home/runner/work/libdatadog/libdatadog/Cargo.lock:186:1
│
186 │ rand 0.8.5 registry+https://github.com/rust-lang/crates.io-index
│ ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ unsound advisory detected
│
├ ID: RUSTSEC-2026-0097
├ Advisory: https://rustsec.org/advisories/RUSTSEC-2026-0097
├ It has been reported (by [@lopopolo](https://github.com/lopopolo)) that the `rand` library is [unsound](https://rust-lang.github.io/unsafe-code-guidelines/glossary.html#soundness-of-code--of-a-library) (i.e. that safe code using the public API can cause Undefined Behaviour) when all the following conditions are met:
- The `log` and `thread_rng` features are enabled
- A [custom logger](https://docs.rs/log/latest/log/#implementing-a-logger) is defined
- The custom logger accesses `rand::rng()` (previously `rand::thread_rng()`) and calls any `TryRng` (previously `RngCore`) methods on `ThreadRng`
- The `ThreadRng` (attempts to) reseed while called from the custom logger (this happens every 64 kB of generated data)
- Trace-level logging is enabled or warn-level logging is enabled and the random source (the `getrandom` crate) is unable to provide a new seed
`TryRng` (previously `RngCore`) methods for `ThreadRng` use `unsafe` code to cast `*mut BlockRng<ReseedingCore>` to `&mut BlockRng<ReseedingCore>`. When all the above conditions are met this results in an aliased mutable reference, violating the Stacked Borrows rules. Miri is able to detect this violation in sample code. Since construction of [aliased mutable references is Undefined Behaviour](https://doc.rust-lang.org/stable/nomicon/references.html), the behaviour of optimized builds is hard to predict.
├ Announcement: https://github.com/rust-random/rand/pull/1763
├ Solution: Upgrade to >=0.10.1 OR <0.10.0, >=0.9.3 OR <0.9.0, >=0.8.6 (try `cargo update -p rand`)
├ rand v0.8.5
├── (dev) libdd-common v5.1.0
│ ├── libdd-capabilities-impl v3.0.0
│ │ └── libdd-trace-utils v9.0.0
│ │ ├── libdd-trace-obfuscation v5.0.0
│ │ └── (dev) libdd-trace-utils v9.0.0 (*)
│ ├── libdd-trace-obfuscation v5.0.0 (*)
│ └── libdd-trace-utils v9.0.0 (*)
├── (dev) libdd-trace-normalization v3.0.0
│ └── libdd-trace-utils v9.0.0 (*)
├── libdd-trace-utils v9.0.0 (*)
└── proptest v1.5.0
└── (dev) libdd-tinybytes v1.1.1
├── (dev) libdd-tinybytes v1.1.1 (*)
└── libdd-trace-utils v9.0.0 (*)
advisories FAILED, bans ok, sources ok
📦 libdd-trace-utils - 2 error(s)
Show output
error[vulnerability]: Invalid pointer dereference in `fmt::Pointer` impl for `Atomic` and `Shared` when the underlying pointer is invalid
┌─ /home/runner/work/libdatadog/libdatadog/Cargo.lock:61:1
│
61 │ crossbeam-epoch 0.9.18 registry+https://github.com/rust-lang/crates.io-index
│ ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ security vulnerability detected
│
├ ID: RUSTSEC-2026-0204
├ Advisory: https://rustsec.org/advisories/RUSTSEC-2026-0204
├ Affected versions of `fmt::Display` dereference the underlying pointer. This causes a invalid pointer dereference e.g., when a pointer created with `Atomic::null` or `Shared::null`. `fmt::Debug` impls and pre-0.9 `fmt::Display` impls, which do not dereference pointers, are not affected by this issue.
├ Announcement: https://github.com/crossbeam-rs/crossbeam/pull/1276
├ Solution: Upgrade to >=0.9.20 (try `cargo update -p crossbeam-epoch`)
├ crossbeam-epoch v0.9.18
└── crossbeam-deque v0.8.5
└── rayon-core v1.12.1
└── rayon v1.10.0
└── criterion v0.5.1
├── libdd-common v5.1.0
│ ├── libdd-capabilities-impl v3.0.0
│ │ └── libdd-trace-utils v9.0.0
│ │ └── (dev) libdd-trace-utils v9.0.0 (*)
│ └── libdd-trace-utils v9.0.0 (*)
├── (dev) libdd-trace-normalization v3.0.0
│ └── libdd-trace-utils v9.0.0 (*)
└── (dev) libdd-trace-utils v9.0.0 (*)
error[unsound]: Rand is unsound with a custom logger using `rand::rng()`
┌─ /home/runner/work/libdatadog/libdatadog/Cargo.lock:181:1
│
181 │ rand 0.8.5 registry+https://github.com/rust-lang/crates.io-index
│ ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ unsound advisory detected
│
├ ID: RUSTSEC-2026-0097
├ Advisory: https://rustsec.org/advisories/RUSTSEC-2026-0097
├ It has been reported (by [@lopopolo](https://github.com/lopopolo)) that the `rand` library is [unsound](https://rust-lang.github.io/unsafe-code-guidelines/glossary.html#soundness-of-code--of-a-library) (i.e. that safe code using the public API can cause Undefined Behaviour) when all the following conditions are met:
- The `log` and `thread_rng` features are enabled
- A [custom logger](https://docs.rs/log/latest/log/#implementing-a-logger) is defined
- The custom logger accesses `rand::rng()` (previously `rand::thread_rng()`) and calls any `TryRng` (previously `RngCore`) methods on `ThreadRng`
- The `ThreadRng` (attempts to) reseed while called from the custom logger (this happens every 64 kB of generated data)
- Trace-level logging is enabled or warn-level logging is enabled and the random source (the `getrandom` crate) is unable to provide a new seed
`TryRng` (previously `RngCore`) methods for `ThreadRng` use `unsafe` code to cast `*mut BlockRng<ReseedingCore>` to `&mut BlockRng<ReseedingCore>`. When all the above conditions are met this results in an aliased mutable reference, violating the Stacked Borrows rules. Miri is able to detect this violation in sample code. Since construction of [aliased mutable references is Undefined Behaviour](https://doc.rust-lang.org/stable/nomicon/references.html), the behaviour of optimized builds is hard to predict.
├ Announcement: https://github.com/rust-random/rand/pull/1763
├ Solution: Upgrade to >=0.10.1 OR <0.10.0, >=0.9.3 OR <0.9.0, >=0.8.6 (try `cargo update -p rand`)
├ rand v0.8.5
├── (dev) libdd-common v5.1.0
│ ├── libdd-capabilities-impl v3.0.0
│ │ └── libdd-trace-utils v9.0.0
│ │ └── (dev) libdd-trace-utils v9.0.0 (*)
│ └── libdd-trace-utils v9.0.0 (*)
├── (dev) libdd-trace-normalization v3.0.0
│ └── libdd-trace-utils v9.0.0 (*)
├── libdd-trace-utils v9.0.0 (*)
└── proptest v1.5.0
└── (dev) libdd-tinybytes v1.1.1
├── (dev) libdd-tinybytes v1.1.1 (*)
└── libdd-trace-utils v9.0.0 (*)
advisories FAILED, bans ok, sources ok
Comparing candidate commit a22ddeb in PR branch gyuheon0h/lint-repo with baseline commit caa732f in branch main.
Found 16 performance improvements and 10 performance regressions! Performance is the same for 116 metrics, 0 unstable metrics.
Explanation
This is an A/B test comparing a candidate commit's performance against that of a baseline commit. Performance changes are noted in the tables below as:
🟩 = significantly better candidate vs. baseline
🟥 = significantly worse candidate vs. baseline
We compute a confidence interval (CI) over the relative difference of means between metrics from the candidate and baseline commits, considering the baseline as the reference.
If the CI is entirely outside the configured SIGNIFICANT_IMPACT_THRESHOLD (or the deprecated UNCONFIDENCE_THRESHOLD), the change is considered significant.
Feel free to reach out to #apm-benchmarking-platform on Slack if you have any questions.
More details about the CI and significant changes
You can imagine this CI as a range of values that is likely to contain the true difference of means between the candidate and baseline commits.
CIs of the difference of means are often centered around 0%, because often changes are not that big:
---------------------------------(------|---^--------)-------------------------------->
-0.6% 0% 0.3% +1.2%
| | |
lower bound of the CI --' | |
sample mean (center of the CI) -------------' |
upper bound of the CI ----------------------'
As described above, a change is considered significant if the CI is entirely outside the configured SIGNIFICANT_IMPACT_THRESHOLD (or the deprecated UNCONFIDENCE_THRESHOLD).
For instance, for an execution time metric, this confidence interval indicates a significantly worse performance:
----------------------------------------|---------|---(---------^---------)---------->
0% 1% 1.3% 2.2% 3.1%
| | | |
significant impact threshold --------------' | | |
lower bound of CI --------------' | |
sample mean (center of the CI) --------------------------' |
upper bound of CI ----------------------------------'
I have the same problem :/ running cargo +nightly fmt locally always try to change this file as well. Maybe there's a nightly version mismatch somewhere between the CI and the repo?
The reason will be displayed to describe this comment to others. Learn more.
I thought nightly-toolchain.toml would automatically pin +nightly locally, but it seems that it's not currently easy to pin both a nightly and a stable version... We probably have to manually use an override as devs. Or use the Nix devenv 😛 anyway it's time to update I think
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What does this PR do?
My local nightly is latest. I've noticed that its fmt from
cargo +nightly fmtdiffers from what CI expects.This PR bumps nightly version, updates
.precommit-config.yamland the local Linux dockerfile. This PR also fixes new nightly clippy lints.Motivation
What inspired you to submit this pull request?
Additional Notes
Anything else we should know when reviewing?
How to test the change?
Describe here in detail how the change can be validated.