[INFO] crate async-switch 0.0.0 is already in cache
[INFO] testing async-switch-0.0.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate async-switch 0.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate async-switch 0.0.0 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 async-switch 0.0.0
[INFO] finished tweaking crates.io crate async-switch 0.0.0
[INFO] tweaked toml for crates.io crate async-switch 0.0.0 written to /workspace/builds/worker-4/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-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" "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] 9b30b33e4993a10ac958d98a7852ce2d3cbe7187a6af0ef470aeb0eb5685c287
[INFO] running `Command { std: "docker" "start" "-a" "9b30b33e4993a10ac958d98a7852ce2d3cbe7187a6af0ef470aeb0eb5685c287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b30b33e4993a10ac958d98a7852ce2d3cbe7187a6af0ef470aeb0eb5685c287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b30b33e4993a10ac958d98a7852ce2d3cbe7187a6af0ef470aeb0eb5685c287", kill_on_drop: false }`
[INFO] [stdout] 9b30b33e4993a10ac958d98a7852ce2d3cbe7187a6af0ef470aeb0eb5685c287
[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" "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] c11e65dd831b2767ea93d3e43b03cd5815e904bedb289a8e5cfc35cde48cd5d7
[INFO] running `Command { std: "docker" "start" "-a" "c11e65dd831b2767ea93d3e43b03cd5815e904bedb289a8e5cfc35cde48cd5d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-switch v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "c11e65dd831b2767ea93d3e43b03cd5815e904bedb289a8e5cfc35cde48cd5d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c11e65dd831b2767ea93d3e43b03cd5815e904bedb289a8e5cfc35cde48cd5d7", kill_on_drop: false }`
[INFO] [stdout] c11e65dd831b2767ea93d3e43b03cd5815e904bedb289a8e5cfc35cde48cd5d7
[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" "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] cc1e4343703bcbee273c38d5a95144d4f886998d1d1b6475953648b78b709428
[INFO] running `Command { std: "docker" "start" "-a" "cc1e4343703bcbee273c38d5a95144d4f886998d1d1b6475953648b78b709428", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-switch v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "cc1e4343703bcbee273c38d5a95144d4f886998d1d1b6475953648b78b709428", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc1e4343703bcbee273c38d5a95144d4f886998d1d1b6475953648b78b709428", kill_on_drop: false }`
[INFO] [stdout] cc1e4343703bcbee273c38d5a95144d4f886998d1d1b6475953648b78b709428
[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" "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] [stdout] b8fbecde11c2a532da40c8f1075551865ee9bf1e3b23f97b385be77798c4f100
[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" "b8fbecde11c2a532da40c8f1075551865ee9bf1e3b23f97b385be77798c4f100", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/async_switch-4fc98c2f34f9a891
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests async-switch
[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] [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" "b8fbecde11c2a532da40c8f1075551865ee9bf1e3b23f97b385be77798c4f100", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8fbecde11c2a532da40c8f1075551865ee9bf1e3b23f97b385be77798c4f100", kill_on_drop: false }`
[INFO] [stdout] b8fbecde11c2a532da40c8f1075551865ee9bf1e3b23f97b385be77798c4f100