[INFO] fetching crate prototty_native_audio 0.29.0...
[INFO] testing prototty_native_audio-0.29.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate prototty_native_audio 0.29.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate prototty_native_audio 0.29.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prototty_native_audio 0.29.0
[INFO] finished tweaking crates.io crate prototty_native_audio 0.29.0
[INFO] tweaked toml for crates.io crate prototty_native_audio 0.29.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 933d6410f29fc3d9e59a24def433a59ce28c435d4f2e230db01389ab013d28cd
[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" "933d6410f29fc3d9e59a24def433a59ce28c435d4f2e230db01389ab013d28cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "933d6410f29fc3d9e59a24def433a59ce28c435d4f2e230db01389ab013d28cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "933d6410f29fc3d9e59a24def433a59ce28c435d4f2e230db01389ab013d28cd", kill_on_drop: false }`
[INFO] [stdout] 933d6410f29fc3d9e59a24def433a59ce28c435d4f2e230db01389ab013d28cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.55.0" "build" "--frozen" "--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] 046ffe3987e1f7446305a5755933c38df3dce3c46687fce9fb36ccc5bda23113
[INFO] running `Command { std: "docker" "start" "-a" "046ffe3987e1f7446305a5755933c38df3dce3c46687fce9fb36ccc5bda23113", kill_on_drop: false }`
[INFO] [stderr]    Compiling prototty_audio v0.29.0
[INFO] [stderr]    Compiling prototty_native_audio v0.29.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.32s
[INFO] running `Command { std: "docker" "inspect" "046ffe3987e1f7446305a5755933c38df3dce3c46687fce9fb36ccc5bda23113", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "046ffe3987e1f7446305a5755933c38df3dce3c46687fce9fb36ccc5bda23113", kill_on_drop: false }`
[INFO] [stdout] 046ffe3987e1f7446305a5755933c38df3dce3c46687fce9fb36ccc5bda23113
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d6fdbb52e0f3076bb46495871f1a3f444fa38b77d940755ea7e7bd60d67ffa5
[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" "0d6fdbb52e0f3076bb46495871f1a3f444fa38b77d940755ea7e7bd60d67ffa5", kill_on_drop: false }`
[INFO] [stderr]    Compiling prototty_native_audio v0.29.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "0d6fdbb52e0f3076bb46495871f1a3f444fa38b77d940755ea7e7bd60d67ffa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d6fdbb52e0f3076bb46495871f1a3f444fa38b77d940755ea7e7bd60d67ffa5", kill_on_drop: false }`
[INFO] [stdout] 0d6fdbb52e0f3076bb46495871f1a3f444fa38b77d940755ea7e7bd60d67ffa5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.55.0" "test" "--frozen", 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] 1dd0888ea778599c34eb43f0151cfaa7ea7efe45951ec4a61f357cc6054e2c49
[INFO] running `Command { std: "docker" "start" "-a" "1dd0888ea778599c34eb43f0151cfaa7ea7efe45951ec4a61f357cc6054e2c49", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/prototty_native_audio-c3cf301060e36f27)
[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] [stderr]    Doc-tests prototty_native_audio
[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" "1dd0888ea778599c34eb43f0151cfaa7ea7efe45951ec4a61f357cc6054e2c49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dd0888ea778599c34eb43f0151cfaa7ea7efe45951ec4a61f357cc6054e2c49", kill_on_drop: false }`
[INFO] [stdout] 1dd0888ea778599c34eb43f0151cfaa7ea7efe45951ec4a61f357cc6054e2c49