[INFO] fetching crate audir 0.1.0...
[INFO] checking audir-0.1.0 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate audir 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate audir 0.1.0 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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-9/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" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive-com-impl v0.1.1
[INFO] [stderr]   Downloaded dasp_rms v0.11.0
[INFO] [stderr]   Downloaded dasp v0.11.0
[INFO] [stderr]   Downloaded dasp_envelope v0.11.0
[INFO] [stderr]   Downloaded dasp_interpolate v0.11.0
[INFO] [stderr]   Downloaded ndk-sys v0.2.0
[INFO] [stderr]   Downloaded dasp_peak v0.11.0
[INFO] [stderr]   Downloaded dasp_signal v0.11.0
[INFO] [stderr]   Downloaded libpulse-sys v1.13.1
[INFO] [stderr]   Downloaded jni v0.16.0
[INFO] [stderr]   Downloaded audio_thread_priority v0.23.4
[INFO] [stderr]   Downloaded audir-sles v0.1.0
[INFO] [stderr]   Downloaded dasp_ring_buffer v0.11.0
[INFO] [stderr]   Downloaded dasp_slice v0.11.0
[INFO] [stderr]   Downloaded dasp_window v0.11.0
[INFO] [stderr]   Downloaded ndk v0.2.0
[INFO] [stderr]   Downloaded com-impl v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01c8bb0c8ff4138e5cbfc9da0e8714bd335f90bbdfa3ac592b5e74461c9fa1d6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "01c8bb0c8ff4138e5cbfc9da0e8714bd335f90bbdfa3ac592b5e74461c9fa1d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01c8bb0c8ff4138e5cbfc9da0e8714bd335f90bbdfa3ac592b5e74461c9fa1d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01c8bb0c8ff4138e5cbfc9da0e8714bd335f90bbdfa3ac592b5e74461c9fa1d6", kill_on_drop: false }`
[INFO] [stdout] 01c8bb0c8ff4138e5cbfc9da0e8714bd335f90bbdfa3ac592b5e74461c9fa1d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 515754751abf96427ecac6b636410bcbda59042312f0b8562efe02cb2fecb152
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "515754751abf96427ecac6b636410bcbda59042312f0b8562efe02cb2fecb152", 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 libc v0.2.71
[INFO] [stderr]    Compiling bitflags v1.2.1
[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 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 audir v0.1.0 (/opt/rustwide/workdir)
[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 5.43s
[INFO] running `Command { std: "docker" "inspect" "515754751abf96427ecac6b636410bcbda59042312f0b8562efe02cb2fecb152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "515754751abf96427ecac6b636410bcbda59042312f0b8562efe02cb2fecb152", kill_on_drop: false }`
[INFO] [stdout] 515754751abf96427ecac6b636410bcbda59042312f0b8562efe02cb2fecb152