[INFO] fetching crate kychacha_crypto 4.0.1...
[INFO] checking kychacha_crypto-4.0.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate kychacha_crypto 4.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate kychacha_crypto 4.0.1
[INFO] finished tweaking crates.io crate kychacha_crypto 4.0.1
[INFO] tweaked toml for crates.io crate kychacha_crypto 4.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate kychacha_crypto 4.0.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kychacha_crypto 4.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "8703522ab48d8824bb3f847a0f3c8fe3fe14eaad64e1144adca5bee2fc764bde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8703522ab48d8824bb3f847a0f3c8fe3fe14eaad64e1144adca5bee2fc764bde", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `rand_chacha::ChaCha20Rng`
[INFO] [stdout]  --> src/key_exchange.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand_chacha::ChaCha20Rng;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `zerocopy::IntoBytes`
[INFO] [stdout]  --> src/key_exchange.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use zerocopy::IntoBytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RngCore` and `SeedableRng`
[INFO] [stdout]  --> src/key_exchange.rs:9:30
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rand_chacha::rand_core::{RngCore, SeedableRng};
[INFO] [stdout]   |                              ^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand_chacha::ChaCha20Rng`
[INFO] [stdout]  --> src/key_exchange.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand_chacha::ChaCha20Rng;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `zerocopy::IntoBytes`
[INFO] [stdout]  --> src/key_exchange.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use zerocopy::IntoBytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RngCore` and `SeedableRng`
[INFO] [stdout]  --> src/key_exchange.rs:9:30
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rand_chacha::rand_core::{RngCore, SeedableRng};
[INFO] [stdout]   |                              ^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/lib.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 101 |         return kem::Kem::new(kem::Algorithm::MlKem768).unwrap();
[INFO] [stdout]     |         ------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 110 |     panic!("No ML-KEM algorithm feature selected")
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/lib.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 101 |         return kem::Kem::new(kem::Algorithm::MlKem768).unwrap();
[INFO] [stdout]     |         ------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 110 |     panic!("No ML-KEM algorithm feature selected")
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> benches/kyber_bench.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |         return kem::Kem::new(kem::Algorithm::MlKem768).unwrap();
[INFO] [stdout]    |         ------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 25 |     panic!("No ML-KEM algorithm feature selected")
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `black_box`
[INFO] [stdout]  --> benches/chacha_bench.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use criterion::{black_box, criterion_group, criterion_main, BatchSize, Criterion};
[INFO] [stdout]   |                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.87s
[INFO] running `Command { std: "docker" "inspect" "5692fb95d5635ef316760b26981caa90a2dcfd53bb19885282bbe6631481bee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5692fb95d5635ef316760b26981caa90a2dcfd53bb19885282bbe6631481bee7", kill_on_drop: false }`
[INFO] [stdout] 5692fb95d5635ef316760b26981caa90a2dcfd53bb19885282bbe6631481bee7