[INFO] fetching crate async-named-locker 0.1.3...
[INFO] checking async-named-locker-0.1.3 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate async-named-locker 0.1.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate async-named-locker 0.1.3
[INFO] finished tweaking crates.io crate async-named-locker 0.1.3
[INFO] tweaked toml for crates.io crate async-named-locker 0.1.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate async-named-locker 0.1.3 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate async-named-locker 0.1.3 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b4175dc44ed69a94f7c1d10a055dcda9545bca5d84ae1e153aebae611c4bd47
[INFO] running `Command { std: "docker" "start" "-a" "0b4175dc44ed69a94f7c1d10a055dcda9545bca5d84ae1e153aebae611c4bd47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b4175dc44ed69a94f7c1d10a055dcda9545bca5d84ae1e153aebae611c4bd47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b4175dc44ed69a94f7c1d10a055dcda9545bca5d84ae1e153aebae611c4bd47", kill_on_drop: false }`
[INFO] [stdout] 0b4175dc44ed69a94f7c1d10a055dcda9545bca5d84ae1e153aebae611c4bd47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd90bc19abed33609918cc2bfae54b3f98c6b11e05d72670fdd785129fc3be0d
[INFO] running `Command { std: "docker" "start" "-a" "cd90bc19abed33609918cc2bfae54b3f98c6b11e05d72670fdd785129fc3be0d", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]     Checking notify-future v0.1.4
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking async-named-locker v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking tokio v1.43.0
[INFO] [stdout] warning: unused variable: `guard`
[INFO] [stdout]    --> src/object_holder.rs:102:17
[INFO] [stdout]     |
[INFO] [stdout] 102 |             let guard = holder1.get().await;
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_guard`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `guard`
[INFO] [stdout]    --> src/object_holder.rs:108:17
[INFO] [stdout]     |
[INFO] [stdout] 108 |             let guard = holder2.get().await;
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_guard`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.92s
[INFO] running `Command { std: "docker" "inspect" "cd90bc19abed33609918cc2bfae54b3f98c6b11e05d72670fdd785129fc3be0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd90bc19abed33609918cc2bfae54b3f98c6b11e05d72670fdd785129fc3be0d", kill_on_drop: false }`
[INFO] [stdout] cd90bc19abed33609918cc2bfae54b3f98c6b11e05d72670fdd785129fc3be0d