[INFO] fetching crate xos 0.1.22...
[INFO] checking xos-0.1.22 against try#ddcf048784667508cd676fef4667f88ae15628a3 for pr-148271
[INFO] extracting crate xos 0.1.22 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate xos 0.1.22
[INFO] finished tweaking crates.io crate xos 0.1.22
[INFO] tweaked toml for crates.io crate xos 0.1.22 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate xos 0.1.22 on toolchain ddcf048784667508cd676fef4667f88ae15628a3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate xos 0.1.22 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" "+ddcf048784667508cd676fef4667f88ae15628a3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b6b7f364907dbdc419484083b70af65691859b22d1f83386786818ed8cec5ff
[INFO] running `Command { std: "docker" "start" "-a" "6b6b7f364907dbdc419484083b70af65691859b22d1f83386786818ed8cec5ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b6b7f364907dbdc419484083b70af65691859b22d1f83386786818ed8cec5ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b6b7f364907dbdc419484083b70af65691859b22d1f83386786818ed8cec5ff", kill_on_drop: false }`
[INFO] [stdout] 6b6b7f364907dbdc419484083b70af65691859b22d1f83386786818ed8cec5ff
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b085160810df325c0204b85b808ff3abe27b7a37a4ec80823083d6b28122fbdd
[INFO] running `Command { std: "docker" "start" "-a" "b085160810df325c0204b85b808ff3abe27b7a37a4ec80823083d6b28122fbdd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]     Checking smallvec v1.14.0
[INFO] [stderr]     Checking bytemuck v1.22.0
[INFO] [stderr]     Checking libloading v0.8.6
[INFO] [stderr]    Compiling xml-rs v0.8.25
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[INFO] [stderr]     Checking flate2 v1.1.1
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[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling nom v7.1.3
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[INFO] [stderr]    Compiling mozjpeg-sys v2.2.3
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[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling regex v1.11.1
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[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling profiling-procmacros v1.0.16
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[INFO] [stderr]    Compiling arg_enum_proc_macro v0.3.4
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling clap_derive v4.5.32
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking thiserror v1.0.69
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[INFO] [stderr]     Checking icu_provider v1.5.0
[INFO] [stderr]     Checking icu_locid_transform v1.5.0
[INFO] [stderr]     Checking icu_properties v1.5.1
[INFO] [stderr]     Checking wgpu-hal v0.16.2
[INFO] [stderr]    Compiling v4l2-sys-mit v0.3.0
[INFO] [stderr]     Checking ravif v0.11.11
[INFO] [stderr]     Checking icu_normalizer v1.5.0
[INFO] [stderr]     Checking image v0.25.6
[INFO] [stderr]     Checking idna_adapter v1.2.0
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]     Checking wgpu-core v0.16.1
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]     Checking webbrowser v0.8.15
[INFO] [stderr]     Checking v4l v0.14.0
[INFO] [stderr]     Checking nokhwa-core v0.1.5
[INFO] [stderr]     Checking nokhwa-bindings-windows v0.4.2
[INFO] [stderr]     Checking nokhwa-bindings-linux v0.1.1
[INFO] [stderr]     Checking nokhwa v0.10.7
[INFO] [stderr]     Checking wgpu v0.16.3
[INFO] [stderr]     Checking pixels v0.13.0
[INFO] [stderr]     Checking sctk-adwaita v0.5.4
[INFO] [stderr]     Checking xos v0.1.22 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/apps/waveform.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let mut listener = audio::AudioListener::new(device, buffer_duration)?;
[INFO] [stdout]    |             ----^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/apps/waveform.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let mut listener = audio::AudioListener::new(device, buffer_duration)?;
[INFO] [stdout]    |             ----^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `Command { std: "docker" "inspect" "b085160810df325c0204b85b808ff3abe27b7a37a4ec80823083d6b28122fbdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b085160810df325c0204b85b808ff3abe27b7a37a4ec80823083d6b28122fbdd", kill_on_drop: false }`
[INFO] [stdout] b085160810df325c0204b85b808ff3abe27b7a37a4ec80823083d6b28122fbdd