[INFO] fetching crate audir 0.1.0...
[INFO] testing audir-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate audir 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate audir 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-12/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" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dasp_rms v0.11.0
[INFO] [stderr]   Downloaded dasp_envelope v0.11.0
[INFO] [stderr]   Downloaded dasp_interpolate v0.11.0
[INFO] [stderr]   Downloaded audio_thread_priority v0.23.4
[INFO] [stderr]   Downloaded dasp_slice v0.11.0
[INFO] [stderr]   Downloaded dasp v0.11.0
[INFO] [stderr]   Downloaded libpulse-sys v1.13.1
[INFO] [stderr]   Downloaded dasp_peak v0.11.0
[INFO] [stderr]   Downloaded dasp_ring_buffer v0.11.0
[INFO] [stderr]   Downloaded dasp_signal v0.11.0
[INFO] [stderr]   Downloaded derive-com-impl v0.1.1
[INFO] [stderr]   Downloaded com-impl v0.1.1
[INFO] [stderr]   Downloaded dasp_window v0.11.0
[INFO] [stderr]   Downloaded ndk v0.2.0
[INFO] [stderr]   Downloaded ndk-sys v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc4bf69b77c8cc631fd22876d6f851810ab0d6eda9f3a062cfbae3e97bc8036b
[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" "dc4bf69b77c8cc631fd22876d6f851810ab0d6eda9f3a062cfbae3e97bc8036b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc4bf69b77c8cc631fd22876d6f851810ab0d6eda9f3a062cfbae3e97bc8036b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc4bf69b77c8cc631fd22876d6f851810ab0d6eda9f3a062cfbae3e97bc8036b", kill_on_drop: false }`
[INFO] [stdout] dc4bf69b77c8cc631fd22876d6f851810ab0d6eda9f3a062cfbae3e97bc8036b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81ea47b6581b98db512166aa420d0ee3c09e5e46fd35483d0f6c059281943560
[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" "81ea47b6581b98db512166aa420d0ee3c09e5e46fd35483d0f6c059281943560", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling libpulse-sys v1.13.1
[INFO] [stderr]    Compiling audir v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.15s
[INFO] running `Command { std: "docker" "inspect" "81ea47b6581b98db512166aa420d0ee3c09e5e46fd35483d0f6c059281943560", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81ea47b6581b98db512166aa420d0ee3c09e5e46fd35483d0f6c059281943560", kill_on_drop: false }`
[INFO] [stdout] 81ea47b6581b98db512166aa420d0ee3c09e5e46fd35483d0f6c059281943560
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2bdb2de84afe94d25b6326b1fc30740b5b2d83e7d29fad885673f1e274ad0d5d
[INFO] running `Command { std: "docker" "start" "-a" "2bdb2de84afe94d25b6326b1fc30740b5b2d83e7d29fad885673f1e274ad0d5d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dasp_sample v0.11.0
[INFO] [stderr]    Compiling dasp_ring_buffer v0.11.0
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling dasp_frame v0.11.0
[INFO] [stderr]    Compiling dasp_window v0.11.0
[INFO] [stderr]    Compiling dasp_rms v0.11.0
[INFO] [stderr]    Compiling dasp_peak v0.11.0
[INFO] [stderr]    Compiling dasp_interpolate v0.11.0
[INFO] [stderr]    Compiling dasp_slice v0.11.0
[INFO] [stderr]    Compiling dasp_envelope v0.11.0
[INFO] [stderr]    Compiling dasp_signal v0.11.0
[INFO] [stderr]    Compiling dasp v0.11.0
[INFO] [stderr]    Compiling audir v0.1.0 (/opt/rustwide/workdir)
[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 test [unoptimized + debuginfo] target(s) in 7.88s
[INFO] running `Command { std: "docker" "inspect" "2bdb2de84afe94d25b6326b1fc30740b5b2d83e7d29fad885673f1e274ad0d5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bdb2de84afe94d25b6326b1fc30740b5b2d83e7d29fad885673f1e274ad0d5d", kill_on_drop: false }`
[INFO] [stdout] 2bdb2de84afe94d25b6326b1fc30740b5b2d83e7d29fad885673f1e274ad0d5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aa0e8897a4ad1e6e6277dbc077f7c084cc5684f18f494d1fdabcb12b9d020c83
[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" "aa0e8897a4ad1e6e6277dbc077f7c084cc5684f18f494d1fdabcb12b9d020c83", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `properties`
[INFO] [stderr]   --> examples/devices.rs:13:17
[INFO] [stderr]    |
[INFO] [stderr] 13 |             let properties = instance.physical_device_properties(*device)?;
[INFO] [stderr]    |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_properties`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `audir` (example "devices") generated 1 warning
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/audir-b75027b5ca5fe52e)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests audir
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aa0e8897a4ad1e6e6277dbc077f7c084cc5684f18f494d1fdabcb12b9d020c83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa0e8897a4ad1e6e6277dbc077f7c084cc5684f18f494d1fdabcb12b9d020c83", kill_on_drop: false }`
[INFO] [stdout] aa0e8897a4ad1e6e6277dbc077f7c084cc5684f18f494d1fdabcb12b9d020c83