[INFO] fetching crate maxim 0.1.0-alpha.0...
[INFO] testing maxim-0.1.0-alpha.0 against 1.69.0 for beta-1.70-1
[INFO] extracting crate maxim 0.1.0-alpha.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate maxim 0.1.0-alpha.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate maxim 0.1.0-alpha.0
[INFO] finished tweaking crates.io crate maxim 0.1.0-alpha.0
[INFO] tweaked toml for crates.io crate maxim 0.1.0-alpha.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate maxim 0.1.0-alpha.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded once_cell v1.3.1
[INFO] [stderr]   Downloaded rand_xoshiro v0.4.0
[INFO] [stderr]   Downloaded libc v0.2.68
[INFO] [stderr]   Downloaded secc v0.0.10
[INFO] [stderr]   Downloaded dashmap v1.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e13b5f431fb4b43bbf02168c6a497765113b9832a227f05229defd87d3afb62
[INFO] running `Command { std: "docker" "start" "-a" "5e13b5f431fb4b43bbf02168c6a497765113b9832a227f05229defd87d3afb62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e13b5f431fb4b43bbf02168c6a497765113b9832a227f05229defd87d3afb62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e13b5f431fb4b43bbf02168c6a497765113b9832a227f05229defd87d3afb62", kill_on_drop: false }`
[INFO] [stdout] 5e13b5f431fb4b43bbf02168c6a497765113b9832a227f05229defd87d3afb62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 451415e05c725e465f3492b80da2bb41a7e0f360cf0b35821ea80bbd4475f598
[INFO] running `Command { std: "docker" "start" "-a" "451415e05c725e465f3492b80da2bb41a7e0f360cf0b35821ea80bbd4475f598", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling proc-macro-hack v0.5.14
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling secc v0.0.10
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling once_cell v1.3.1
[INFO] [stderr]    Compiling lock_api v0.3.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling const-random v0.1.8
[INFO] [stderr]    Compiling ahash v0.2.18
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling futures v0.3.4
[INFO] [stderr]    Compiling dashmap v1.2.1
[INFO] [stderr]    Compiling bincode v1.2.1
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling maxim v0.1.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/system.rs:337:14
[INFO] [stdout]     |
[INFO] [stdout] 337 |             .compare_and_swap(false, true, Ordering::Relaxed)
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `address`, `sender`, `receiver`, `tx_handle`, and `rx_handle` are never read
[INFO] [stdout]   --> src/cluster.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct ConnectionData {
[INFO] [stdout]    |        -------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub address: SocketAddr,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 32 |     /// The sender used to send wire messages to the connected actor system.
[INFO] [stdout] 33 |     pub sender: SeccSender<WireMessage>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 34 |     /// The receiver used to send wire messages to the connected actor system.
[INFO] [stdout] 35 |     pub receiver: SeccReceiver<WireMessage>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 36 |     /// A join handle for the thread managing the transmitting.
[INFO] [stdout] 37 |     pub tx_handle: JoinHandle<()>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 38 |     /// A join handle for the thread managing the receiving.
[INFO] [stdout] 39 |     pub rx_handle: JoinHandle<()>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-binding let on a synchronization lock
[INFO] [stdout]    --> src/system.rs:377:29
[INFO] [stdout]     |
[INFO] [stdout] 377 |                         let _ = condvar.wait(data).unwrap();
[INFO] [stdout]     |                             ^   ^^^^^^^^^^^^^^^^^^^^^^^^^^^ this binding will immediately drop the value assigned to it
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             this lock is not assigned to a binding and is immediately dropped
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(let_underscore_lock)]` on by default
[INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                         let _unused = condvar.wait(data).unwrap();
[INFO] [stdout]     |                             ~~~~~~~
[INFO] [stdout] help: consider immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                         drop(condvar.wait(data).unwrap());
[INFO] [stdout]     |                         ~~~~~                           +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.66s
[INFO] running `Command { std: "docker" "inspect" "451415e05c725e465f3492b80da2bb41a7e0f360cf0b35821ea80bbd4475f598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "451415e05c725e465f3492b80da2bb41a7e0f360cf0b35821ea80bbd4475f598", kill_on_drop: false }`
[INFO] [stdout] 451415e05c725e465f3492b80da2bb41a7e0f360cf0b35821ea80bbd4475f598
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 169d6bf0ad77b05582f41d212b756cd50a903bd03af031902ee4ca9ec6273f8d
[INFO] running `Command { std: "docker" "start" "-a" "169d6bf0ad77b05582f41d212b756cd50a903bd03af031902ee4ca9ec6273f8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/system.rs:337:14
[INFO] [stdout]     |
[INFO] [stdout] 337 |             .compare_and_swap(false, true, Ordering::Relaxed)
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `address`, `sender`, `receiver`, `tx_handle`, and `rx_handle` are never read
[INFO] [stdout]   --> src/cluster.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct ConnectionData {
[INFO] [stdout]    |        -------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub address: SocketAddr,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 32 |     /// The sender used to send wire messages to the connected actor system.
[INFO] [stdout] 33 |     pub sender: SeccSender<WireMessage>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 34 |     /// The receiver used to send wire messages to the connected actor system.
[INFO] [stdout] 35 |     pub receiver: SeccReceiver<WireMessage>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 36 |     /// A join handle for the thread managing the transmitting.
[INFO] [stdout] 37 |     pub tx_handle: JoinHandle<()>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 38 |     /// A join handle for the thread managing the receiving.
[INFO] [stdout] 39 |     pub rx_handle: JoinHandle<()>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-binding let on a synchronization lock
[INFO] [stdout]    --> src/system.rs:377:29
[INFO] [stdout]     |
[INFO] [stdout] 377 |                         let _ = condvar.wait(data).unwrap();
[INFO] [stdout]     |                             ^   ^^^^^^^^^^^^^^^^^^^^^^^^^^^ this binding will immediately drop the value assigned to it
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             this lock is not assigned to a binding and is immediately dropped
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(let_underscore_lock)]` on by default
[INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                         let _unused = condvar.wait(data).unwrap();
[INFO] [stdout]     |                             ~~~~~~~
[INFO] [stdout] help: consider immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                         drop(condvar.wait(data).unwrap());
[INFO] [stdout]     |                         ~~~~~                           +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling maxim v0.1.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/system.rs:337:14
[INFO] [stdout]     |
[INFO] [stdout] 337 |             .compare_and_swap(false, true, Ordering::Relaxed)
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `address`, `sender`, `receiver`, `tx_handle`, and `rx_handle` are never read
[INFO] [stdout]   --> src/cluster.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct ConnectionData {
[INFO] [stdout]    |        -------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub address: SocketAddr,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 32 |     /// The sender used to send wire messages to the connected actor system.
[INFO] [stdout] 33 |     pub sender: SeccSender<WireMessage>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 34 |     /// The receiver used to send wire messages to the connected actor system.
[INFO] [stdout] 35 |     pub receiver: SeccReceiver<WireMessage>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 36 |     /// A join handle for the thread managing the transmitting.
[INFO] [stdout] 37 |     pub tx_handle: JoinHandle<()>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 38 |     /// A join handle for the thread managing the receiving.
[INFO] [stdout] 39 |     pub rx_handle: JoinHandle<()>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-binding let on a synchronization lock
[INFO] [stdout]    --> src/system.rs:377:29
[INFO] [stdout]     |
[INFO] [stdout] 377 |                         let _ = condvar.wait(data).unwrap();
[INFO] [stdout]     |                             ^   ^^^^^^^^^^^^^^^^^^^^^^^^^^^ this binding will immediately drop the value assigned to it
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             this lock is not assigned to a binding and is immediately dropped
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(let_underscore_lock)]` on by default
[INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                         let _unused = condvar.wait(data).unwrap();
[INFO] [stdout]     |                             ~~~~~~~
[INFO] [stdout] help: consider immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 377 |                         drop(condvar.wait(data).unwrap());
[INFO] [stdout]     |                         ~~~~~                           +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.05s
[INFO] running `Command { std: "docker" "inspect" "169d6bf0ad77b05582f41d212b756cd50a903bd03af031902ee4ca9ec6273f8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "169d6bf0ad77b05582f41d212b756cd50a903bd03af031902ee4ca9ec6273f8d", kill_on_drop: false }`
[INFO] [stdout] 169d6bf0ad77b05582f41d212b756cd50a903bd03af031902ee4ca9ec6273f8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7cbf27a190ae66c6822922ff8b62ad82e52a1259aabec39d8e7a765322773d4a
[INFO] running `Command { std: "docker" "start" "-a" "7cbf27a190ae66c6822922ff8b62ad82e52a1259aabec39d8e7a765322773d4a", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated method `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/system.rs:337:14
[INFO] [stderr]     |
[INFO] [stderr] 337 |             .compare_and_swap(false, true, Ordering::Relaxed)
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `address`, `sender`, `receiver`, `tx_handle`, and `rx_handle` are never read
[INFO] [stderr]   --> src/cluster.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 27 | struct ConnectionData {
[INFO] [stderr]    |        -------------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 31 |     pub address: SocketAddr,
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr] 32 |     /// The sender used to send wire messages to the connected actor system.
[INFO] [stderr] 33 |     pub sender: SeccSender<WireMessage>,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr] 34 |     /// The receiver used to send wire messages to the connected actor system.
[INFO] [stderr] 35 |     pub receiver: SeccReceiver<WireMessage>,
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 36 |     /// A join handle for the thread managing the transmitting.
[INFO] [stderr] 37 |     pub tx_handle: JoinHandle<()>,
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr] 38 |     /// A join handle for the thread managing the receiving.
[INFO] [stderr] 39 |     pub rx_handle: JoinHandle<()>,
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: non-binding let on a synchronization lock
[INFO] [stderr]    --> src/system.rs:377:29
[INFO] [stderr]     |
[INFO] [stderr] 377 |                         let _ = condvar.wait(data).unwrap();
[INFO] [stderr]     |                             ^   ^^^^^^^^^^^^^^^^^^^^^^^^^^^ this binding will immediately drop the value assigned to it
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             this lock is not assigned to a binding and is immediately dropped
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(let_underscore_lock)]` on by default
[INFO] [stderr] help: consider binding to an unused variable to avoid immediately dropping the value
[INFO] [stderr]     |
[INFO] [stderr] 377 |                         let _unused = condvar.wait(data).unwrap();
[INFO] [stderr]     |                             ~~~~~~~
[INFO] [stderr] help: consider immediately dropping the value
[INFO] [stderr]     |
[INFO] [stderr] 377 |                         drop(condvar.wait(data).unwrap());
[INFO] [stderr]     |                         ~~~~~                           +
[INFO] [stderr] 
[INFO] [stderr] warning: `maxim` (lib) generated 3 warnings (run `cargo fix --lib -p maxim` to apply 1 suggestion)
[INFO] [stderr] warning: `maxim` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/maxim-5d0961914f2a02ae)
[INFO] [stdout] 
[INFO] [stdout] running 41 tests
[INFO] [stdout] test message::tests::test_message_downcast ... ok
[INFO] [stdout] test message::tests::test_actor_message_downcast ... ok
[INFO] [stdout] test message::tests::test_message_from_arc ... ok
[INFO] [stdout] test message::tests::test_message_new ... ok
[INFO] [stdout] test actors::tests::test_basic_info_named ... ok
[INFO] [stdout] test actors::tests::test_cant_send_to_stopped ... ok
[INFO] [stdout] test message::tests::test_remote_to_local ... ok
[INFO] [stdout] test actors::tests::test_actor_returns_stop ... ok
[INFO] [stdout] test message::tests::test_message_serialization ... ok
[INFO] [stdout] test actors::tests::test_aid_as_message ... ok
[INFO] [stdout] test actors::tests::test_basic_info_unnamed ... ok
[INFO] [stdout] test actors::tests::test_send_examples ... ok
[INFO] [stdout] test actors::tests::test_send_unserializable ... ok
[INFO] [stdout] test actors::tests::test_actor_cannot_override_stop ... ok
[INFO] [stdout] test system::tests::test_find_by_uuid ... ok
[INFO] [stdout] test system::tests::test_find_aid ... ok
[INFO] [stdout] test system::tests::test_actor_not_in_map ... ok
[INFO] [stdout] test system::tests::test_monitors ... ok
[INFO] [stdout] test system::tests::test_named_actor_restrictions ... ok
[INFO] [stdout] test cluster::tests::test_tcp_remote_connect ... ok
[INFO] [stdout] test system::tests::test_find_by_name ... ok
[INFO] [stdout] test actors::tests::test_aid_serialization ... ok
[INFO] [stdout] test system::tests::test_connect_with_channels ... ok
[INFO] [stdout] test system::tests::test_send_after ... ok
[INFO] [stdout] test system::tests::test_stop_actor ... ok
[INFO] [stdout] test executor::tests::test_actor_awake_phases ... ok
[INFO] [stdout] test tests::test_dispatching_with_closure ... ok
[INFO] [stdout] test tests::test_closure_with_move ... ok
[INFO] [stdout] test system::tests::test_remote_actors ... ok
[INFO] [stdout] test tests::test_dispatching_with_struct ... ok
[INFO] [stdout] test system::tests::test_system_actor_find_by_name ... ok
[INFO] [stdout] test tests::test_simplest_actor ... ok
[INFO] [stdout] test tests::test_simplest_struct_actor ... ok
[INFO] [stdout] test tests::test_ping_pong ... ok
[INFO] [stdout] test executor::tests::test_nested_futures_wakeup ... ok
[INFO] [stdout] test system::tests::test_spawn_pool ... ok
[INFO] [stdout] test system::tests::test_monitor_gets_panics_errors ... ok
[INFO] [stdout] test tests::test_assert_receive - should panic ... ok
[INFO] [stdout] test system::tests::test_send_after_before_current ... ok
[INFO] [stdout] test executor::tests::test_thread_wakes_after_no_work ... ok
[INFO] [stdout] test system::tests::test_shutdown_await_timeout ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 41 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests maxim
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/lib.rs - (line 84) ... FAILED
[INFO] [stdout] test src/message.rs - message::Message::new (line 117) ... ok
[INFO] [stdout] test src/message.rs - message::Message::from_arc (line 139) ... ok
[INFO] [stdout] test src/system.rs - system::ActorSystem::spawn (line 669) ... ok
[INFO] [stdout] test src/system.rs - system::ActorSystem::spawn_pool (line 702) ... ok
[INFO] [stdout] test src/actors.rs - actors::Aid::send (line 309) ... ok
[INFO] [stdout] test src/message.rs - message::Message::content_as (line 172) ... ok
[INFO] [stdout] test src/lib.rs - (line 43) ... ok
[INFO] [stdout] test src/actors.rs - actors::Aid::send_new_after (line 564) ... ok
[INFO] [stdout] test src/actors.rs - actors::Aid::send_arc (line 375) ... ok
[INFO] [stdout] test src/actors.rs - actors::Aid::send_arc_after (line 522) ... ok
[INFO] [stdout] test src/actors.rs - actors::Aid::send_new (line 416) ... ok
[INFO] [stdout] test src/actors.rs - actors::Aid::send_after (line 459) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 84) stdout ----
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcAOird2/symbols.o" "/tmp/rustdoctestFDajaB/rust_out.rust_out.5bfee551-cgu.0.rcgu.o" "/tmp/rustdoctestFDajaB/rust_out.j00p4ncf7xg64kg.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libmaxim-3a062f700f4c7ae4.rlib" "/opt/rustwide/target/debug/deps/libbincode-66b5a72e3a82c1f7.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-be962d3fc954bb32.rlib" "/opt/rustwide/target/debug/deps/libonce_cell-0a71b4064fb64376.rlib" "/opt/rustwide/target/debug/deps/libdashmap-e3d351032acb9802.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-72fb9892575327f1.rlib" "/opt/rustwide/target/debug/deps/libhashbrown-8902d6c8e31bac7f.rlib" "/opt/rustwide/target/debug/deps/libahash-9c63d57439cae166.rlib" "/opt/rustwide/target/debug/deps/libconst_random-9ebfe86f3a39636d.rlib" "/opt/rustwide/target/debug/deps/libparking_lot-b245284942668d88.rlib" "/opt/rustwide/target/debug/deps/libparking_lot_core-ddd293ce0cff786f.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-5163fe2bf1fb2512.rlib" "/opt/rustwide/target/debug/deps/libmaybe_uninit-7358fb81ee8e07ae.rlib" "/opt/rustwide/target/debug/deps/liblock_api-6206593263fd1b18.rlib" "/opt/rustwide/target/debug/deps/libowning_ref-d61ef96c322320b1.rlib" "/opt/rustwide/target/debug/deps/libstable_deref_trait-e20d52572748cfc4.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-f471875f675163b5.rlib" "/opt/rustwide/target/debug/deps/libuuid-56ca5fd0133ea05d.rlib" "/opt/rustwide/target/debug/deps/librand-6d07312a492bf9b7.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-69c9edbec047983c.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-3508591c9c2d2b22.rlib" "/opt/rustwide/target/debug/deps/librand_hc-f96207d356ffd30b.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-1aae92596f2901a9.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-dd051cac8bde6f21.rlib" "/opt/rustwide/target/debug/deps/librand_core-23cf30eca6551b12.rlib" "/opt/rustwide/target/debug/deps/librand_os-97babf30b3bf40e3.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-37e1388e82f9a364.rlib" "/opt/rustwide/target/debug/deps/librand_core-56e130eac2d651e8.rlib" "/opt/rustwide/target/debug/deps/libserde-2998a1a501b47068.rlib" "/opt/rustwide/target/debug/deps/libsecc-c06c0ec048265e67.rlib" "/opt/rustwide/target/debug/deps/librand_xoshiro-653a945afc1d7289.rlib" "/opt/rustwide/target/debug/deps/librand-4a656b150ac4b0b9.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-0b14bca08318998c.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-ed9de4ffb98d0a5a.rlib" "/opt/rustwide/target/debug/deps/librand_core-cff299e9deb81039.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-50591f16b7a50deb.rlib" "/opt/rustwide/target/debug/deps/liblibc-016039314781bb0c.rlib" "/opt/rustwide/target/debug/deps/liblog-2e7070f2c3aa36a4.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-a245e09a5738c6b4.rlib" "/opt/rustwide/target/debug/deps/libfutures-43f769e5f8e9bce9.rlib" "/opt/rustwide/target/debug/deps/libfutures_executor-a4658981b4a3632b.rlib" "/opt/rustwide/target/debug/deps/libfutures_util-2591b5540dc05f75.rlib" "/opt/rustwide/target/debug/deps/libmemchr-e2cc292d68212127.rlib" "/opt/rustwide/target/debug/deps/libproc_macro_nested-07fecfc5592bc404.rlib" "/opt/rustwide/target/debug/deps/libfutures_io-2a6bc8859cf02fc3.rlib" "/opt/rustwide/target/debug/deps/libslab-de54d3b035758183.rlib" "/opt/rustwide/target/debug/deps/libfutures_channel-1ac8c11d230488d1.rlib" "/opt/rustwide/target/debug/deps/libfutures_sink-f431013b2c0740b3.rlib" "/opt/rustwide/target/debug/deps/libfutures_task-eb753c5762d0bcff.rlib" "/opt/rustwide/target/debug/deps/libpin_utils-9f9b29b0d8053d43.rlib" "/opt/rustwide/target/debug/deps/libfutures_core-1c7333bb5b83ffe4.rlib" "/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-89bc084783fdc439.rlib" "/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-8bee4b287d4367c1.rlib" "/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-d61707aed80694c0.rlib" "/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-d85366256f22345b.rlib" "/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-96069b86b8a8cae9.rlib" "/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-d19d53abf68dfa6c.rlib" "/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-787cbccd19d64ac6.rlib" "/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-b3837a36b830e0d0.rlib" "/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-e3deb0e7e3f04966.rlib" "/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-dabbb79c9815def4.rlib" "/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-305b01f34c9409f2.rlib" "/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-f833521df6074e73.rlib" "/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-9ac333113350d171.rlib" "/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-1c126114322d0eee.rlib" "/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-bad9164fdeeecf92.rlib" "/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-f9374b1e480fa681.rlib" "/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-207f06e41d9603af.rlib" "/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-7e2768e66e984e85.rlib" "/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-957b4aff41f8cd46.rlib" "-Wl,-Bdynamic" "-lutil" "-ldl" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.69.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/tmp/rustdoctestFDajaB/rust_out" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: collect2: fatal error: ld terminated with signal 9 [Killed]
[INFO] [stdout]           compilation terminated.
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 84)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 12 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.12s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "7cbf27a190ae66c6822922ff8b62ad82e52a1259aabec39d8e7a765322773d4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cbf27a190ae66c6822922ff8b62ad82e52a1259aabec39d8e7a765322773d4a", kill_on_drop: false }`
[INFO] [stdout] 7cbf27a190ae66c6822922ff8b62ad82e52a1259aabec39d8e7a765322773d4a
