[INFO] fetching crate prototty_audio 0.29.0...
[INFO] testing prototty_audio-0.29.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate prototty_audio 0.29.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate prototty_audio 0.29.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prototty_audio 0.29.0
[INFO] finished tweaking crates.io crate prototty_audio 0.29.0
[INFO] tweaked toml for crates.io crate prototty_audio 0.29.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", 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] c3a66f9623968a570ad4836e1594bcc42153d183ca15907e0565239e2fc80257
[INFO] running `Command { std: "docker" "start" "-a" "c3a66f9623968a570ad4836e1594bcc42153d183ca15907e0565239e2fc80257", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3a66f9623968a570ad4836e1594bcc42153d183ca15907e0565239e2fc80257", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3a66f9623968a570ad4836e1594bcc42153d183ca15907e0565239e2fc80257", kill_on_drop: false }`
[INFO] [stdout] c3a66f9623968a570ad4836e1594bcc42153d183ca15907e0565239e2fc80257
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 3a92a4c642fec29187641226b8c60610c545b1af3a80503676d4fd4d1df35513
[INFO] running `Command { std: "docker" "start" "-a" "3a92a4c642fec29187641226b8c60610c545b1af3a80503676d4fd4d1df35513", kill_on_drop: false }`
[INFO] [stderr]    Compiling prototty_audio v0.29.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "3a92a4c642fec29187641226b8c60610c545b1af3a80503676d4fd4d1df35513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a92a4c642fec29187641226b8c60610c545b1af3a80503676d4fd4d1df35513", kill_on_drop: false }`
[INFO] [stdout] 3a92a4c642fec29187641226b8c60610c545b1af3a80503676d4fd4d1df35513
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] d431066c1ba02ecd04266d717706ac5ff11ca7bb42cdf614f64337e6ae031baf
[INFO] running `Command { std: "docker" "start" "-a" "d431066c1ba02ecd04266d717706ac5ff11ca7bb42cdf614f64337e6ae031baf", kill_on_drop: false }`
[INFO] [stderr]    Compiling prototty_audio v0.29.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "d431066c1ba02ecd04266d717706ac5ff11ca7bb42cdf614f64337e6ae031baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d431066c1ba02ecd04266d717706ac5ff11ca7bb42cdf614f64337e6ae031baf", kill_on_drop: false }`
[INFO] [stdout] d431066c1ba02ecd04266d717706ac5ff11ca7bb42cdf614f64337e6ae031baf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] b571ecab2459fd844fbd13bd8571f607e5a60c2ddfb3316c575be7df4caf98c6
[INFO] running `Command { std: "docker" "start" "-a" "b571ecab2459fd844fbd13bd8571f607e5a60c2ddfb3316c575be7df4caf98c6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/prototty_audio-c2584be68ef66b47
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prototty_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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b571ecab2459fd844fbd13bd8571f607e5a60c2ddfb3316c575be7df4caf98c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b571ecab2459fd844fbd13bd8571f607e5a60c2ddfb3316c575be7df4caf98c6", kill_on_drop: false }`
[INFO] [stdout] b571ecab2459fd844fbd13bd8571f607e5a60c2ddfb3316c575be7df4caf98c6