[INFO] crate queen 0.4.5 is already in cache
[INFO] checking queen-0.4.5 against try#ba14a92a10441c4b839ce71e6ef5f7a48bbff18f for prs-64470-and-65389
[INFO] extracting crate queen 0.4.5 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate queen 0.4.5 on toolchain ba14a92a10441c4b839ce71e6ef5f7a48bbff18f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate queen 0.4.5
[INFO] removed 1 missing tests
[INFO] finished tweaking crates.io crate queen 0.4.5
[INFO] tweaked toml for crates.io crate queen 0.4.5 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate queen 0.4.5 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "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] 43cebcb73b72e8521305d657126d363204d11e5a9d87d1b610d0cc8ec414bbe6
[INFO] running `"docker" "start" "-a" "43cebcb73b72e8521305d657126d363204d11e5a9d87d1b610d0cc8ec414bbe6"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling serde v1.0.88
[INFO] [stderr]    Compiling queen-io v0.4.3
[INFO] [stderr]    Compiling queen v0.4.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]    Compiling ring v0.16.5
[INFO] [stderr]     Checking getrandom v0.1.6
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking regex v1.1.2
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]     Checking queen-log v0.2.0
[INFO] [stderr]     Checking serde_json v1.0.38
[INFO] [stderr]     Checking serde_bytes v0.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.88
[INFO] [stderr]     Checking nson v0.3.5
[INFO] [stderr] warning: unused variable: `recv`
[INFO] [stderr]   --> examples/client2.rs:56:13
[INFO] [stderr]    |
[INFO] [stderr] 56 |         let recv = Message::from_slice(&read_data).unwrap();
[INFO] [stderr]    |             ^^^^ help: consider prefixing with an underscore: `_recv`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `recv`
[INFO] [stderr]   --> examples/client.rs:58:13
[INFO] [stderr]    |
[INFO] [stderr] 58 |         let recv = Message::from_slice(&read_data).unwrap();
[INFO] [stderr]    |             ^^^^ help: consider prefixing with an underscore: `_recv`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.69s
[INFO] running `"docker" "inspect" "43cebcb73b72e8521305d657126d363204d11e5a9d87d1b610d0cc8ec414bbe6"`
[INFO] running `"docker" "rm" "-f" "43cebcb73b72e8521305d657126d363204d11e5a9d87d1b610d0cc8ec414bbe6"`
[INFO] [stdout] 43cebcb73b72e8521305d657126d363204d11e5a9d87d1b610d0cc8ec414bbe6