[INFO] fetching crate tokio-beanstalkd 0.4.2...
[INFO] checking tokio-beanstalkd-0.4.2 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate tokio-beanstalkd 0.4.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate tokio-beanstalkd 0.4.2 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-beanstalkd 0.4.2
[INFO] finished tweaking crates.io crate tokio-beanstalkd 0.4.2
[INFO] tweaked toml for crates.io crate tokio-beanstalkd 0.4.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e716ec863c2d924168dfdd9228c6e4781e338770bc7413fcfdc20e0c72b5dc8
[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" "9e716ec863c2d924168dfdd9228c6e4781e338770bc7413fcfdc20e0c72b5dc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e716ec863c2d924168dfdd9228c6e4781e338770bc7413fcfdc20e0c72b5dc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e716ec863c2d924168dfdd9228c6e4781e338770bc7413fcfdc20e0c72b5dc8", kill_on_drop: false }`
[INFO] [stdout] 9e716ec863c2d924168dfdd9228c6e4781e338770bc7413fcfdc20e0c72b5dc8
[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=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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ad6701857ebd02c9b5f9f194c56df60fede8b8a6d78a51c5b36ec8e5785b2ad
[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" "3ad6701857ebd02c9b5f9f194c56df60fede8b8a6d78a51c5b36ec8e5785b2ad", kill_on_drop: false }`
[INFO] [stderr]     Checking tokio-beanstalkd v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/proto/error.rs:46:32
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn cause(&self) -> Option<&Fail> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Fail`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/proto/error.rs:46:32
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn cause(&self) -> Option<&Fail> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Fail`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ParseJob`
[INFO] [stdout]   --> src/proto/error.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     ParseJob,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Buried`
[INFO] [stdout]   --> src/proto/error.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     Buried,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NotIgnored`
[INFO] [stdout]   --> src/proto/response.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     NotIgnored,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ConnectionClosed`
[INFO] [stdout]   --> src/proto/response.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     ConnectionClosed,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ParseJob`
[INFO] [stdout]   --> src/proto/error.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     ParseJob,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Buried`
[INFO] [stdout]   --> src/proto/error.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     Buried,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NotIgnored`
[INFO] [stdout]   --> src/proto/response.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     NotIgnored,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ConnectionClosed`
[INFO] [stdout]   --> src/proto/response.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     ConnectionClosed,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "3ad6701857ebd02c9b5f9f194c56df60fede8b8a6d78a51c5b36ec8e5785b2ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ad6701857ebd02c9b5f9f194c56df60fede8b8a6d78a51c5b36ec8e5785b2ad", kill_on_drop: false }`
[INFO] [stdout] 3ad6701857ebd02c9b5f9f194c56df60fede8b8a6d78a51c5b36ec8e5785b2ad