[INFO] fetching crate audir 0.1.0...
[INFO] checking audir-0.1.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate audir 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate audir 0.1.0 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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-4/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dasp_interpolate v0.11.0
[INFO] [stderr]   Downloaded jni v0.16.0
[INFO] [stderr]   Downloaded audio_thread_priority v0.23.4
[INFO] [stderr]   Downloaded ndk v0.2.0
[INFO] [stderr]   Downloaded dasp_slice v0.11.0
[INFO] [stderr]   Downloaded com-impl v0.1.1
[INFO] [stderr]   Downloaded dasp_peak v0.11.0
[INFO] [stderr]   Downloaded dasp_envelope v0.11.0
[INFO] [stderr]   Downloaded audir-sles v0.1.0
[INFO] [stderr]   Downloaded dasp_window v0.11.0
[INFO] [stderr]   Downloaded dasp_signal v0.11.0
[INFO] [stderr]   Downloaded dasp_rms v0.11.0
[INFO] [stderr]   Downloaded ndk-sys v0.2.0
[INFO] [stderr]   Downloaded dasp_ring_buffer v0.11.0
[INFO] [stderr]   Downloaded derive-com-impl v0.1.1
[INFO] [stderr]   Downloaded libpulse-sys v1.13.1
[INFO] [stderr]   Downloaded dasp v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b4c16b24dd9e966db001eff8bd627206252f64d96ca33b57aaaa7e08b33b5cc
[INFO] running `Command { std: "docker" "start" "-a" "8b4c16b24dd9e966db001eff8bd627206252f64d96ca33b57aaaa7e08b33b5cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b4c16b24dd9e966db001eff8bd627206252f64d96ca33b57aaaa7e08b33b5cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b4c16b24dd9e966db001eff8bd627206252f64d96ca33b57aaaa7e08b33b5cc", kill_on_drop: false }`
[INFO] [stdout] 8b4c16b24dd9e966db001eff8bd627206252f64d96ca33b57aaaa7e08b33b5cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 550fadadfd629e068f07ac998b715b35120315eebe7babeadb786bf1ccf7c8d5
[INFO] running `Command { std: "docker" "start" "-a" "550fadadfd629e068f07ac998b715b35120315eebe7babeadb786bf1ccf7c8d5", kill_on_drop: false }`
[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 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_peak v0.11.0
[INFO] [stderr]     Checking dasp_rms 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 2.62s
[INFO] running `Command { std: "docker" "inspect" "550fadadfd629e068f07ac998b715b35120315eebe7babeadb786bf1ccf7c8d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "550fadadfd629e068f07ac998b715b35120315eebe7babeadb786bf1ccf7c8d5", kill_on_drop: false }`
[INFO] [stdout] 550fadadfd629e068f07ac998b715b35120315eebe7babeadb786bf1ccf7c8d5