[INFO] fetching crate bincode-grpc-macro 0.7.2...
[INFO] checking bincode-grpc-macro-0.7.2 against beta for pr-78714
[INFO] extracting crate bincode-grpc-macro 0.7.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate bincode-grpc-macro 0.7.2 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 bincode-grpc-macro 0.7.2
[INFO] finished tweaking crates.io crate bincode-grpc-macro 0.7.2
[INFO] tweaked toml for crates.io crate bincode-grpc-macro 0.7.2 written to /workspace/builds/worker-8/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] 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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] a4f3f6847b0357eb060c557b9930c7404c64a89d76d703ee35c100e94a9ea9f7
[INFO] running `Command { std: "docker" "start" "-a" "a4f3f6847b0357eb060c557b9930c7404c64a89d76d703ee35c100e94a9ea9f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4f3f6847b0357eb060c557b9930c7404c64a89d76d703ee35c100e94a9ea9f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4f3f6847b0357eb060c557b9930c7404c64a89d76d703ee35c100e94a9ea9f7", kill_on_drop: false }`
[INFO] [stdout] a4f3f6847b0357eb060c557b9930c7404c64a89d76d703ee35c100e94a9ea9f7
[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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--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] 08442db4132ee248f7d1647b85a92892520167d1ff66e6ec187d44c9ee1ff05a
[INFO] running `Command { std: "docker" "start" "-a" "08442db4132ee248f7d1647b85a92892520167d1ff66e6ec187d44c9ee1ff05a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking heck v0.3.1
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking syn v1.0.48
[INFO] [stderr]     Checking proc-macro-crate v0.1.5
[INFO] [stderr]     Checking bincode-grpc-macro v0.7.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `original_method`
[INFO] [stdout]    --> src/lib.rs:292:8
[INFO] [stdout]     |
[INFO] [stdout] 292 |     fn original_method(&self) -> TokenStream2 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `original_method`
[INFO] [stdout]    --> src/lib.rs:292:8
[INFO] [stdout]     |
[INFO] [stdout] 292 |     fn original_method(&self) -> TokenStream2 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.23s
[INFO] running `Command { std: "docker" "inspect" "08442db4132ee248f7d1647b85a92892520167d1ff66e6ec187d44c9ee1ff05a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08442db4132ee248f7d1647b85a92892520167d1ff66e6ec187d44c9ee1ff05a", kill_on_drop: false }`
[INFO] [stdout] 08442db4132ee248f7d1647b85a92892520167d1ff66e6ec187d44c9ee1ff05a