[INFO] crate queen 0.5.3 is already in cache
[INFO] checking queen-0.5.3 against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] extracting crate queen 0.5.3 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate queen 0.5.3 on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate queen 0.5.3
[INFO] removed 1 missing tests
[INFO] finished tweaking crates.io crate queen 0.5.3
[INFO] tweaked toml for crates.io crate queen 0.5.3 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate queen 0.5.3 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "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] 4d755d8a82d9dac02df997e7657606548ff1b010d58eaddedf64f7448410193b
[INFO] running `"docker" "start" "-a" "4d755d8a82d9dac02df997e7657606548ff1b010d58eaddedf64f7448410193b"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling queen-io v0.4.6
[INFO] [stderr]    Compiling queen v0.5.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_bytes v0.11.2
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking queen-log v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]     Checking nson v0.3.6
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> examples/client.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 49 | /     loop {
[INFO] [stderr] 50 | |         let r_data = read_socket_no_aead(&mut socket).unwrap();
[INFO] [stderr] 51 | |         let recv = Message::from_slice(&r_data).unwrap();
[INFO] [stderr] 52 | |
[INFO] [stderr] 53 | |         println!("{:?}", recv);
[INFO] [stderr] 54 | |     }
[INFO] [stderr]    | |_____- any code following this expression is unreachable
[INFO] [stderr] 55 | 
[INFO] [stderr] 56 |       let time2 = Instant::now();
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `time1`
[INFO] [stderr]   --> examples/client.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let time1 = Instant::now();
[INFO] [stderr]    |         ^^^^^ help: consider prefixing with an underscore: `_time1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `recv`
[INFO] [stderr]   --> examples/client2.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let recv = Message::from_slice(&r_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 30.00s
[INFO] running `"docker" "inspect" "4d755d8a82d9dac02df997e7657606548ff1b010d58eaddedf64f7448410193b"`
[INFO] running `"docker" "rm" "-f" "4d755d8a82d9dac02df997e7657606548ff1b010d58eaddedf64f7448410193b"`
[INFO] [stdout] 4d755d8a82d9dac02df997e7657606548ff1b010d58eaddedf64f7448410193b