[INFO] fetching crate async-bincode 0.5.1...
[INFO] checking async-bincode-0.5.1 against beta for pr-78714
[INFO] extracting crate async-bincode 0.5.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate async-bincode 0.5.1 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-bincode 0.5.1
[INFO] finished tweaking crates.io crate async-bincode 0.5.1
[INFO] tweaked toml for crates.io crate async-bincode 0.5.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9457a12cf34ec96547be587b0916e8f6d80e03dd1edb8696053b0478019fd16
[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" "c9457a12cf34ec96547be587b0916e8f6d80e03dd1edb8696053b0478019fd16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9457a12cf34ec96547be587b0916e8f6d80e03dd1edb8696053b0478019fd16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9457a12cf34ec96547be587b0916e8f6d80e03dd1edb8696053b0478019fd16", kill_on_drop: false }`
[INFO] [stdout] c9457a12cf34ec96547be587b0916e8f6d80e03dd1edb8696053b0478019fd16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc060d38cae09940a872f9711d6aceaa7647c8a80208d8f7515a6c227f2f489e
[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" "dc060d38cae09940a872f9711d6aceaa7647c8a80208d8f7515a6c227f2f489e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking async-bincode v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `bincode::config`: please use `options()` instead
[INFO] [stdout]    --> src/writer.rs:122:21
[INFO] [stdout]     |
[INFO] [stdout] 122 |         let mut c = bincode::config();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `bincode::config`: please use `options()` instead
[INFO] [stdout]    --> src/writer.rs:122:21
[INFO] [stdout]     |
[INFO] [stdout] 122 |         let mut c = bincode::config();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.49s
[INFO] running `Command { std: "docker" "inspect" "dc060d38cae09940a872f9711d6aceaa7647c8a80208d8f7515a6c227f2f489e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc060d38cae09940a872f9711d6aceaa7647c8a80208d8f7515a6c227f2f489e", kill_on_drop: false }`
[INFO] [stdout] dc060d38cae09940a872f9711d6aceaa7647c8a80208d8f7515a6c227f2f489e