[INFO] cloning repository https://github.com/AwesomeQubic/mutex-pool
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AwesomeQubic/mutex-pool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAwesomeQubic%2Fmutex-pool", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAwesomeQubic%2Fmutex-pool'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a1bd2306a02f1047f29f96f996ae846bd36a98ed
[INFO] checking AwesomeQubic/mutex-pool against master#035b01b794602d5861daa43ac792f372f8981ed7 for 152214-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAwesomeQubic%2Fmutex-pool" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AwesomeQubic/mutex-pool
[INFO] finished tweaking git repo https://github.com/AwesomeQubic/mutex-pool
[INFO] tweaked toml for git repo https://github.com/AwesomeQubic/mutex-pool written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AwesomeQubic/mutex-pool on toolchain 035b01b794602d5861daa43ac792f372f8981ed7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+035b01b794602d5861daa43ac792f372f8981ed7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AwesomeQubic/mutex-pool 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" "+035b01b794602d5861daa43ac792f372f8981ed7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wyrand v0.3.2
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[INFO] [stderr]   Downloaded clap v4.5.40
[INFO] [stderr]   Downloaded clap_builder v4.5.40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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_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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+035b01b794602d5861daa43ac792f372f8981ed7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "59e1e61676d2f9051564aeba27bb7eb1f850c56c3cbdc30525d2465c90df28e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59e1e61676d2f9051564aeba27bb7eb1f850c56c3cbdc30525d2465c90df28e3", kill_on_drop: false }`
[INFO] [stdout] 59e1e61676d2f9051564aeba27bb7eb1f850c56c3cbdc30525d2465c90df28e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+035b01b794602d5861daa43ac792f372f8981ed7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bfa6e28750693c40de8e18c88f769b065d94681223a6d42ff6b01d6a4429f4d6
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[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking half v2.6.0
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking clap_builder v4.5.40
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking rayon-core v1.12.1
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking wyrand v0.3.2
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking mutex-pool v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `mem::transmute`
[INFO] [stdout]  --> src/async_pool.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     mem::transmute,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crossbeam_utils::CachePadded`
[INFO] [stdout]  --> src/async_pool.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crossbeam_utils::CachePadded;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stdout] warning: unexpected `cfg` condition name: `loom`
[INFO] [stdout]  --> src/lock.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[cfg(loom)]
[INFO] [stdout]   |       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(loom)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(loom)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `loom`
[INFO] [stdout]  --> src/lock.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[cfg(not(loom))]
[INFO] [stdout]   |           ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(loom)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(loom)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]    Compiling generator v0.8.5
[INFO] [stderr]     Checking clap v4.5.40
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking loom v0.7.2
[INFO] [stderr]     Checking tokio v1.45.1
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stdout] warning: unused import: `loom::sync::atomic::Ordering::*`
[INFO] [stdout]  --> tests/race_alloc_loom.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use loom::sync::atomic::Ordering::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `loom::sync::atomic::*`
[INFO] [stdout]  --> tests/race_alloc_loom.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use loom::sync::atomic::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `loom::sync::atomic::Ordering::*`
[INFO] [stdout]  --> tests/race_free_loom.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use loom::sync::atomic::Ordering::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `my_object1`
[INFO] [stdout]  --> examples/usage.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let my_object1 = pool.try_lock().unwrap();
[INFO] [stdout]   |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_object1`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `my_object2`
[INFO] [stdout]  --> examples/usage.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let my_object2 = pool.try_lock().unwrap();
[INFO] [stdout]   |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_object2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `my_object3`
[INFO] [stdout]  --> examples/usage.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let my_object3 = pool.try_lock().unwrap();
[INFO] [stdout]   |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_object3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `my_object4`
[INFO] [stdout]  --> examples/usage.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let my_object4 = pool.try_lock().unwrap();
[INFO] [stdout]   |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_object4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `my_error`
[INFO] [stdout]   --> examples/usage.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let my_error = pool.try_lock();
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/usage.rs:14:21
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct MyCoolObject(u8);
[INFO] [stdout]    |        ------------ ^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `MyCoolObject` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mem::transmute`
[INFO] [stdout]  --> src/async_pool.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     mem::transmute,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crossbeam_utils::CachePadded`
[INFO] [stdout]  --> src/async_pool.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crossbeam_utils::CachePadded;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `loom`
[INFO] [stdout]  --> src/lock.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[cfg(loom)]
[INFO] [stdout]   |       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(loom)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(loom)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `loom`
[INFO] [stdout]  --> src/lock.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[cfg(not(loom))]
[INFO] [stdout]   |           ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(loom)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(loom)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/count_pool.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |         ele.join();
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let _ = ele.join();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.55s
[INFO] running `Command { std: "docker" "inspect" "bfa6e28750693c40de8e18c88f769b065d94681223a6d42ff6b01d6a4429f4d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfa6e28750693c40de8e18c88f769b065d94681223a6d42ff6b01d6a4429f4d6", kill_on_drop: false }`
[INFO] [stdout] bfa6e28750693c40de8e18c88f769b065d94681223a6d42ff6b01d6a4429f4d6
