[INFO] fetching crate audir 0.1.0...
[INFO] checking audir-0.1.0 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate audir 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate audir 0.1.0 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate audir 0.1.0
[INFO] finished tweaking crates.io crate audir 0.1.0
[INFO] tweaked toml for crates.io crate audir 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate audir 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 527ae5bf78c78659b8adc65a3ef84eaf203c7dc4928e5c7b069148e03564e7d4
[INFO] running `Command { std: "docker" "start" "-a" "527ae5bf78c78659b8adc65a3ef84eaf203c7dc4928e5c7b069148e03564e7d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "527ae5bf78c78659b8adc65a3ef84eaf203c7dc4928e5c7b069148e03564e7d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "527ae5bf78c78659b8adc65a3ef84eaf203c7dc4928e5c7b069148e03564e7d4", kill_on_drop: false }`
[INFO] [stdout] 527ae5bf78c78659b8adc65a3ef84eaf203c7dc4928e5c7b069148e03564e7d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0dec9a33be1865854edb7376161e215294f09a2cafd10be981c54ef11feb5240
[INFO] running `Command { std: "docker" "start" "-a" "0dec9a33be1865854edb7376161e215294f09a2cafd10be981c54ef11feb5240", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking dasp_sample v0.11.0
[INFO] [stderr]     Checking dasp_ring_buffer v0.11.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking dasp_frame v0.11.0
[INFO] [stderr]     Checking dasp_window v0.11.0
[INFO] [stderr]    Compiling libpulse-sys v1.13.1
[INFO] [stderr]     Checking audir v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking dasp_rms v0.11.0
[INFO] [stderr]     Checking dasp_peak v0.11.0
[INFO] [stderr]     Checking dasp_interpolate v0.11.0
[INFO] [stderr]     Checking dasp_slice v0.11.0
[INFO] [stderr]     Checking dasp_envelope v0.11.0
[INFO] [stderr]     Checking dasp_signal v0.11.0
[INFO] [stderr]     Checking dasp v0.11.0
[INFO] [stdout] warning: unused variable: `properties`
[INFO] [stdout]   --> examples/devices.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 |             let properties = instance.physical_device_properties(*device)?;
[INFO] [stdout]    |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_properties`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.71s
[INFO] running `Command { std: "docker" "inspect" "0dec9a33be1865854edb7376161e215294f09a2cafd10be981c54ef11feb5240", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dec9a33be1865854edb7376161e215294f09a2cafd10be981c54ef11feb5240", kill_on_drop: false }`
[INFO] [stdout] 0dec9a33be1865854edb7376161e215294f09a2cafd10be981c54ef11feb5240