[INFO] fetching crate hyperparameter 0.5.12...
[INFO] checking hyperparameter-0.5.12 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate hyperparameter 0.5.12 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate hyperparameter 0.5.12 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hyperparameter 0.5.12
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate hyperparameter 0.5.12
[INFO] tweaked toml for crates.io crate hyperparameter 0.5.12 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate hyperparameter 0.5.12 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded linkme-impl v0.3.25
[INFO] [stderr]   Downloaded xxhash-rust v0.8.10
[INFO] [stderr]   Downloaded linkme v0.3.25
[INFO] [stderr]   Downloaded half v2.4.0
[INFO] [stderr]   Downloaded clap_derive v4.5.3
[INFO] [stderr]   Downloaded proptest v1.4.0
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[INFO] [stdout] 955fe4452f39450f051b71336fc573a3ad3a42d629cb591264936c2f44c9d93f
[INFO] running `Command { std: "docker" "start" "-a" "955fe4452f39450f051b71336fc573a3ad3a42d629cb591264936c2f44c9d93f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "955fe4452f39450f051b71336fc573a3ad3a42d629cb591264936c2f44c9d93f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "955fe4452f39450f051b71336fc573a3ad3a42d629cb591264936c2f44c9d93f", kill_on_drop: false }`
[INFO] [stdout] 955fe4452f39450f051b71336fc573a3ad3a42d629cb591264936c2f44c9d93f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41c69cf31313a557f539dee3a20b41405ed7e6ea44e0ff79416ff3e0a144cbf9
[INFO] running `Command { std: "docker" "start" "-a" "41c69cf31313a557f539dee3a20b41405ed7e6ea44e0ff79416ff3e0a144cbf9", kill_on_drop: false }`
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[INFO] [stderr]     Checking hyperparameter v0.5.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `const_str`
[INFO] [stdout]  --> src/api.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use const_str;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `xxhash_rust`
[INFO] [stdout]  --> src/api.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use xxhash_rust;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::api::frozen`
[INFO] [stdout]  --> src/cfg.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use crate::api::frozen;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::storage::GetOrElse`
[INFO] [stdout]  --> src/cfg.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use crate::storage::GetOrElse;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::storage::THREAD_STORAGE`
[INFO] [stdout]  --> src/cfg.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use crate::storage::THREAD_STORAGE;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::value::Value`
[INFO] [stdout]  --> src/cfg.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use crate::value::Value;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::xxh::XXHashable`
[INFO] [stdout]  --> src/cfg.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use crate::xxh::XXHashable;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `const_str`
[INFO] [stdout]  --> src/api.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use const_str;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `xxhash_rust`
[INFO] [stdout]  --> src/api.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use xxhash_rust;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::api::frozen`
[INFO] [stdout]  --> src/cfg.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use crate::api::frozen;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::storage::GetOrElse`
[INFO] [stdout]  --> src/cfg.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use crate::storage::GetOrElse;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::storage::THREAD_STORAGE`
[INFO] [stdout]  --> src/cfg.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use crate::storage::THREAD_STORAGE;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::value::Value`
[INFO] [stdout]  --> src/cfg.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use crate::value::Value;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::xxh::XXHashable`
[INFO] [stdout]  --> src/cfg.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use crate::xxh::XXHashable;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Hashable` is never used
[INFO] [stdout]    --> src/storage.rs:188:11
[INFO] [stdout]     |
[INFO] [stdout] 188 | pub trait Hashable {}
[INFO] [stdout]     |           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Hashable` is never used
[INFO] [stdout]    --> src/storage.rs:188:11
[INFO] [stdout]     |
[INFO] [stdout] 188 | pub trait Hashable {}
[INFO] [stdout]     |           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.09s
[INFO] running `Command { std: "docker" "inspect" "41c69cf31313a557f539dee3a20b41405ed7e6ea44e0ff79416ff3e0a144cbf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41c69cf31313a557f539dee3a20b41405ed7e6ea44e0ff79416ff3e0a144cbf9", kill_on_drop: false }`
[INFO] [stdout] 41c69cf31313a557f539dee3a20b41405ed7e6ea44e0ff79416ff3e0a144cbf9