[INFO] fetching crate tokio-serde-bincode 0.2.1...
[INFO] checking tokio-serde-bincode-0.2.1 against master#0a675c5e02e6ecfda7d4e04aabd23a9935e0c4bf for pr-71814
[INFO] extracting crate tokio-serde-bincode 0.2.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate tokio-serde-bincode 0.2.1 on toolchain 0a675c5e02e6ecfda7d4e04aabd23a9935e0c4bf
[INFO] running `"/workspace/cargo-home/bin/cargo" "+0a675c5e02e6ecfda7d4e04aabd23a9935e0c4bf" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tokio-serde-bincode 0.2.1
[INFO] finished tweaking crates.io crate tokio-serde-bincode 0.2.1
[INFO] tweaked toml for crates.io crate tokio-serde-bincode 0.2.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+0a675c5e02e6ecfda7d4e04aabd23a9935e0c4bf" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+0a675c5e02e6ecfda7d4e04aabd23a9935e0c4bf" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+0a675c5e02e6ecfda7d4e04aabd23a9935e0c4bf" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 24894a81c7b9c11d1f8b474ee23958a386bf3c4636322e8ecef75f13828725af
[INFO] running `"docker" "start" "-a" "24894a81c7b9c11d1f8b474ee23958a386bf3c4636322e8ecef75f13828725af"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.21
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-serde v0.3.0
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-serde-bincode v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-uds v0.2.6
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/client.rs:20:33
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/server.rs:20:33
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> examples/server.rs:34:47
[INFO] [stderr]    |
[INFO] [stderr] 34 |                 .from_err::<bincode::Error>();;
[INFO] [stderr]    |                                               ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.44s
[INFO] running `"docker" "inspect" "24894a81c7b9c11d1f8b474ee23958a386bf3c4636322e8ecef75f13828725af"`
[INFO] running `"docker" "rm" "-f" "24894a81c7b9c11d1f8b474ee23958a386bf3c4636322e8ecef75f13828725af"`
[INFO] [stdout] 24894a81c7b9c11d1f8b474ee23958a386bf3c4636322e8ecef75f13828725af